%------------------------------------------------------------------------------
% File : EQP---0.9e
% Problem : PUZ131-10 : TPTP v8.1.0. Released v7.5.0.
% Transfm : none
% Format : tptp:raw
% Command : tptp2X_and_run_eqp %s
% Computer : n022.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8042.1875MB
% OS : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit : 600s
% DateTime : Mon Jul 18 18:09:09 EDT 2022
% Result : Unsatisfiable 0.71s 1.08s
% Output : Refutation 0.71s
% Verified :
% SZS Type : Refutation
% Derivation depth : 3
% Number of leaves : 9
% Syntax : Number of clauses : 13 ( 13 unt; 0 nHn; 9 RR)
% Number of literals : 13 ( 0 equ; 1 neg)
% Maximal clause size : 1 ( 1 avg)
% Maximal term depth : 7 ( 2 avg)
% Number of predicates : 2 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 12 ( 12 usr; 4 con; 0-4 aty)
% Number of variables : 9 ( 1 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(1,plain,
equal(ifeq(A,A,B,C),B),
file('PUZ131-10.p',unknown),
[] ).
cnf(5,plain,
equal(student(michael),true),
file('PUZ131-10.p',unknown),
[] ).
cnf(6,plain,
equal(professor(victor),true),
file('PUZ131-10.p',unknown),
[] ).
cnf(7,plain,
equal(course(csc410),true),
file('PUZ131-10.p',unknown),
[] ).
cnf(17,plain,
equal(ifeq(course(A),true,teaches(coordinatorof(A),A),true),true),
file('PUZ131-10.p',unknown),
[] ).
cnf(18,plain,
equal(ifeq(teaches(A,B),true,ifeq(enrolled(C,B),true,ifeq(course(B),true,ifeq(professor(A),true,ifeq(student(C),true,taughtby(C,A),true),true),true),true),true),true),
file('PUZ131-10.p',unknown),
[] ).
cnf(19,plain,
equal(enrolled(michael,csc410),true),
file('PUZ131-10.p',unknown),
[] ).
cnf(20,plain,
equal(coordinatorof(csc410),victor),
file('PUZ131-10.p',unknown),
[] ).
cnf(21,plain,
~ equal(taughtby(michael,victor),true),
file('PUZ131-10.p',unknown),
[] ).
cnf(41,plain,
equal(teaches(victor,csc410),true),
inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[7,17]),20,1]),
[iquote('para(7,17),demod([20,1])')] ).
cnf(45,plain,
equal(ifeq(teaches(A,B),true,ifeq(enrolled(michael,B),true,ifeq(course(B),true,ifeq(professor(A),true,taughtby(michael,A),true),true),true),true),true),
inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[5,18]),1]),
[iquote('para(5,18),demod([1])')] ).
cnf(156,plain,
equal(taughtby(michael,victor),true),
inference(demod,[status(thm),theory(equality)],[inference(para,[status(thm),theory(equality)],[41,45]),19,7,6,1,1,1,1]),
[iquote('para(41,45),demod([19,7,6,1,1,1,1])')] ).
cnf(157,plain,
$false,
inference(conflict,[status(thm)],[156,21]),
[iquote('conflict(156,21)')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11 % Problem : PUZ131-10 : TPTP v8.1.0. Released v7.5.0.
% 0.06/0.12 % Command : tptp2X_and_run_eqp %s
% 0.12/0.33 % Computer : n022.cluster.edu
% 0.12/0.33 % Model : x86_64 x86_64
% 0.12/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33 % Memory : 8042.1875MB
% 0.12/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33 % CPULimit : 300
% 0.12/0.33 % WCLimit : 600
% 0.12/0.33 % DateTime : Sun May 29 01:41:38 EDT 2022
% 0.12/0.33 % CPUTime :
% 0.41/1.05 ----- EQP 0.9e, May 2009 -----
% 0.41/1.05 The job began on n022.cluster.edu, Sun May 29 01:41:38 2022
% 0.41/1.05 The command was "./eqp09e".
% 0.41/1.05
% 0.41/1.05 set(prolog_style_variables).
% 0.41/1.05 set(lrpo).
% 0.41/1.05 set(basic_paramod).
% 0.41/1.05 set(functional_subsume).
% 0.41/1.05 set(ordered_paramod).
% 0.41/1.05 set(prime_paramod).
% 0.41/1.05 set(para_pairs).
% 0.41/1.05 assign(pick_given_ratio,4).
% 0.41/1.05 clear(print_kept).
% 0.41/1.05 clear(print_new_demod).
% 0.41/1.05 clear(print_back_demod).
% 0.41/1.05 clear(print_given).
% 0.41/1.05 assign(max_mem,64000).
% 0.41/1.05 end_of_commands.
% 0.41/1.05
% 0.41/1.05 Usable:
% 0.41/1.05 end_of_list.
% 0.41/1.05
% 0.41/1.05 Sos:
% 0.41/1.05 0 (wt=-1) [] ifeq(A,A,B,C) = B.
% 0.41/1.05 0 (wt=-1) [] student(sK7_student_type_A) = true.
% 0.41/1.05 0 (wt=-1) [] professor(sK6_professor_type_A) = true.
% 0.41/1.05 0 (wt=-1) [] course(sK5_course_type_A) = true.
% 0.41/1.05 0 (wt=-1) [] student(michael) = true.
% 0.41/1.05 0 (wt=-1) [] professor(victor) = true.
% 0.41/1.05 0 (wt=-1) [] course(csc410) = true.
% 0.41/1.05 0 (wt=-1) [] ifeq(course(A),true,professor(coordinatorof(A)),true) = true.
% 0.41/1.05 0 (wt=-1) [] ifeq(student(A),true,enrolled(A,sK4_student_enrolled_axiom_Y(A)),true) = true.
% 0.41/1.05 0 (wt=-1) [] ifeq(student(A),true,course(sK4_student_enrolled_axiom_Y(A)),true) = true.
% 0.41/1.05 0 (wt=-1) [] ifeq(professor(A),true,teaches(A,sK3_professor_teaches_Y(A)),true) = true.
% 0.41/1.05 0 (wt=-1) [] ifeq(professor(A),true,course(sK3_professor_teaches_Y(A)),true) = true.
% 0.41/1.05 0 (wt=-1) [] ifeq(course(A),true,enrolled(sK2_course_enrolled_Y(A),A),true) = true.
% 0.41/1.05 0 (wt=-1) [] ifeq(course(A),true,student(sK2_course_enrolled_Y(A)),true) = true.
% 0.41/1.05 0 (wt=-1) [] ifeq(course(A),true,teaches(sK1_course_teaches_Y(A),A),true) = true.
% 0.41/1.05 0 (wt=-1) [] ifeq(course(A),true,professor(sK1_course_teaches_Y(A)),true) = true.
% 0.41/1.05 0 (wt=-1) [] ifeq(course(A),true,teaches(coordinatorof(A),A),true) = true.
% 0.41/1.05 0 (wt=-1) [] ifeq(teaches(A,B),true,ifeq(enrolled(C,B),true,ifeq(course(B),true,ifeq(professor(A),true,ifeq(student(C),true,taughtby(C,A),true),true),true),true),true) = true.
% 0.41/1.05 0 (wt=-1) [] enrolled(michael,csc410) = true.
% 0.41/1.05 0 (wt=-1) [] coordinatorof(csc410) = victor.
% 0.41/1.05 0 (wt=-1) [] -(taughtby(michael,victor) = true).
% 0.41/1.05 end_of_list.
% 0.41/1.05
% 0.41/1.05 Demodulators:
% 0.41/1.05 end_of_list.
% 0.41/1.05
% 0.41/1.05 Passive:
% 0.41/1.05 end_of_list.
% 0.41/1.05
% 0.41/1.05 Starting to process input.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 1 (wt=7) [] ifeq(A,A,B,C) = B.
% 0.41/1.05 1 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 2 (wt=4) [] student(sK7_student_type_A) = true.
% 0.41/1.05 2 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 3 (wt=4) [] professor(sK6_professor_type_A) = true.
% 0.41/1.05 3 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 4 (wt=4) [] course(sK5_course_type_A) = true.
% 0.41/1.05 4 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 5 (wt=4) [] student(michael) = true.
% 0.41/1.05 5 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 6 (wt=4) [] professor(victor) = true.
% 0.41/1.05 6 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 7 (wt=4) [] course(csc410) = true.
% 0.41/1.05 7 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 8 (wt=10) [] ifeq(course(A),true,professor(coordinatorof(A)),true) = true.
% 0.41/1.05 8 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 9 (wt=11) [] ifeq(student(A),true,enrolled(A,sK4_student_enrolled_axiom_Y(A)),true) = true.
% 0.41/1.05 9 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 10 (wt=10) [] ifeq(student(A),true,course(sK4_student_enrolled_axiom_Y(A)),true) = true.
% 0.41/1.05 10 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 11 (wt=11) [] ifeq(professor(A),true,teaches(A,sK3_professor_teaches_Y(A)),true) = true.
% 0.41/1.05 11 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 12 (wt=10) [] ifeq(professor(A),true,course(sK3_professor_teaches_Y(A)),true) = true.
% 0.41/1.05 12 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 13 (wt=11) [] ifeq(course(A),true,enrolled(sK2_course_enrolled_Y(A),A),true) = true.
% 0.41/1.05 13 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 14 (wt=10) [] ifeq(course(A),true,student(sK2_course_enrolled_Y(A)),true) = true.
% 0.41/1.05 14 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 15 (wt=11) [] ifeq(course(A),true,teaches(sK1_course_teaches_Y(A),A),true) = true.
% 0.41/1.05 15 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 16 (wt=10) [] ifeq(course(A),true,professor(sK1_course_teaches_Y(A)),true) = true.
% 0.41/1.05 16 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 17 (wt=11) [] ifeq(course(A),true,teaches(coordinatorof(A),A),true) = true.
% 0.41/1.05 17 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 18 (wt=32) [] ifeq(teaches(A,B),true,ifeq(enrolled(C,B),true,ifeq(course(B),true,ifeq(professor(A),true,ifeq(student(C),true,taughtby(C,A),true),true),true),true),true) = true.
% 0.41/1.05 18 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 19 (wt=5) [] enrolled(michael,csc410) = true.
% 0.41/1.05 19 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 20 (wt=4) [] coordinatorof(csc410) = victor.
% 0.41/1.05 20 is a new demodulator.
% 0.41/1.05
% 0.41/1.05 ** KEPT: 21 (wt=5) [] -(taughtby(michael,victor) = true).
% 0.71/1.08 ---------------- PROOF FOUND ----------------
% 0.71/1.08 % SZS status Unsatisfiable
% 0.71/1.08
% 0.71/1.08
% 0.71/1.08 After processing input:
% 0.71/1.08
% 0.71/1.08 Usable:
% 0.71/1.08 end_of_list.
% 0.71/1.08
% 0.71/1.08 Sos:
% 0.71/1.08 2 (wt=4) [] student(sK7_student_type_A) = true.
% 0.71/1.08 3 (wt=4) [] professor(sK6_professor_type_A) = true.
% 0.71/1.08 4 (wt=4) [] course(sK5_course_type_A) = true.
% 0.71/1.08 5 (wt=4) [] student(michael) = true.
% 0.71/1.08 6 (wt=4) [] professor(victor) = true.
% 0.71/1.08 7 (wt=4) [] course(csc410) = true.
% 0.71/1.08 20 (wt=4) [] coordinatorof(csc410) = victor.
% 0.71/1.08 19 (wt=5) [] enrolled(michael,csc410) = true.
% 0.71/1.08 21 (wt=5) [] -(taughtby(michael,victor) = true).
% 0.71/1.08 1 (wt=7) [] ifeq(A,A,B,C) = B.
% 0.71/1.08 8 (wt=10) [] ifeq(course(A),true,professor(coordinatorof(A)),true) = true.
% 0.71/1.08 10 (wt=10) [] ifeq(student(A),true,course(sK4_student_enrolled_axiom_Y(A)),true) = true.
% 0.71/1.08 12 (wt=10) [] ifeq(professor(A),true,course(sK3_professor_teaches_Y(A)),true) = true.
% 0.71/1.08 14 (wt=10) [] ifeq(course(A),true,student(sK2_course_enrolled_Y(A)),true) = true.
% 0.71/1.08 16 (wt=10) [] ifeq(course(A),true,professor(sK1_course_teaches_Y(A)),true) = true.
% 0.71/1.08 9 (wt=11) [] ifeq(student(A),true,enrolled(A,sK4_student_enrolled_axiom_Y(A)),true) = true.
% 0.71/1.08 11 (wt=11) [] ifeq(professor(A),true,teaches(A,sK3_professor_teaches_Y(A)),true) = true.
% 0.71/1.08 13 (wt=11) [] ifeq(course(A),true,enrolled(sK2_course_enrolled_Y(A),A),true) = true.
% 0.71/1.08 15 (wt=11) [] ifeq(course(A),true,teaches(sK1_course_teaches_Y(A),A),true) = true.
% 0.71/1.08 17 (wt=11) [] ifeq(course(A),true,teaches(coordinatorof(A),A),true) = true.
% 0.71/1.08 18 (wt=32) [] ifeq(teaches(A,B),true,ifeq(enrolled(C,B),true,ifeq(course(B),true,ifeq(professor(A),true,ifeq(student(C),true,taughtby(C,A),true),true),true),true),true) = true.
% 0.71/1.08 end_of_list.
% 0.71/1.08
% 0.71/1.08 Demodulators:
% 0.71/1.08 1 (wt=7) [] ifeq(A,A,B,C) = B.
% 0.71/1.08 2 (wt=4) [] student(sK7_student_type_A) = true.
% 0.71/1.08 3 (wt=4) [] professor(sK6_professor_type_A) = true.
% 0.71/1.08 4 (wt=4) [] course(sK5_course_type_A) = true.
% 0.71/1.08 5 (wt=4) [] student(michael) = true.
% 0.71/1.08 6 (wt=4) [] professor(victor) = true.
% 0.71/1.08 7 (wt=4) [] course(csc410) = true.
% 0.71/1.08 8 (wt=10) [] ifeq(course(A),true,professor(coordinatorof(A)),true) = true.
% 0.71/1.08 9 (wt=11) [] ifeq(student(A),true,enrolled(A,sK4_student_enrolled_axiom_Y(A)),true) = true.
% 0.71/1.08 10 (wt=10) [] ifeq(student(A),true,course(sK4_student_enrolled_axiom_Y(A)),true) = true.
% 0.71/1.08 11 (wt=11) [] ifeq(professor(A),true,teaches(A,sK3_professor_teaches_Y(A)),true) = true.
% 0.71/1.08 12 (wt=10) [] ifeq(professor(A),true,course(sK3_professor_teaches_Y(A)),true) = true.
% 0.71/1.08 13 (wt=11) [] ifeq(course(A),true,enrolled(sK2_course_enrolled_Y(A),A),true) = true.
% 0.71/1.08 14 (wt=10) [] ifeq(course(A),true,student(sK2_course_enrolled_Y(A)),true) = true.
% 0.71/1.08 15 (wt=11) [] ifeq(course(A),true,teaches(sK1_course_teaches_Y(A),A),true) = true.
% 0.71/1.08 16 (wt=10) [] ifeq(course(A),true,professor(sK1_course_teaches_Y(A)),true) = true.
% 0.71/1.08 17 (wt=11) [] ifeq(course(A),true,teaches(coordinatorof(A),A),true) = true.
% 0.71/1.08 18 (wt=32) [] ifeq(teaches(A,B),true,ifeq(enrolled(C,B),true,ifeq(course(B),true,ifeq(professor(A),true,ifeq(student(C),true,taughtby(C,A),true),true),true),true),true) = true.
% 0.71/1.08 19 (wt=5) [] enrolled(michael,csc410) = true.
% 0.71/1.08 20 (wt=4) [] coordinatorof(csc410) = victor.
% 0.71/1.08 end_of_list.
% 0.71/1.08
% 0.71/1.08 Passive:
% 0.71/1.08 end_of_list.
% 0.71/1.08
% 0.71/1.08 UNIT CONFLICT from 156 and 21 at 0.01 seconds.
% 0.71/1.08
% 0.71/1.08 ---------------- PROOF ----------------
% 0.71/1.08 % SZS output start Refutation
% See solution above
% 0.71/1.08 ------------ end of proof -------------
% 0.71/1.08
% 0.71/1.08
% 0.71/1.08 ------------- memory usage ------------
% 0.71/1.08 Memory dynamically allocated (tp_alloc): 488.
% 0.71/1.08 type (bytes each) gets frees in use avail bytes
% 0.71/1.08 sym_ent ( 96) 73 0 73 0 6.8 K
% 0.71/1.08 term ( 16) 7709 5551 2158 32 42.2 K
% 0.71/1.08 gen_ptr ( 8) 9953 673 9280 12 72.6 K
% 0.71/1.08 context ( 808) 48250 48248 2 2 3.2 K
% 0.71/1.08 trail ( 12) 91 91 0 3 0.0 K
% 0.71/1.08 bt_node ( 68) 24650 24647 3 27 2.0 K
% 0.71/1.08 ac_position (285432) 0 0 0 0 0.0 K
% 0.71/1.08 ac_match_pos (14044) 0 0 0 0 0.0 K
% 0.71/1.08 ac_match_free_vars_pos (4020)
% 0.71/1.08 0 0 0 0 0.0 K
% 0.71/1.08 discrim ( 12) 2669 0 2669 0 31.3 K
% 0.71/1.08 flat ( 40) 9889 9889 0 26 1.0 K
% 0.71/1.08 discrim_pos ( 12) 366 366 0 1 0.0 K
% 0.71/1.08 fpa_head ( 12) 717 0 717 0 8.4 K
% 0.71/1.08 fpa_tree ( 28) 1618 1618 0 31 0.8 K
% 0.71/1.08 fpa_pos ( 36) 310 310 0 1 0.0 K
% 0.71/1.08 literal ( 12) 414 258 156 1 1.8 K
% 0.71/1.08 clause ( 24) 414 258 156 1 3.7 K
% 0.71/1.08 list ( 12) 213 157 56 3 0.7 K
% 0.71/1.08 list_pos ( 20) 640 21 619 0 12.1 K
% 0.71/1.08 pair_index ( 40) 2 0 2 0 0.1 K
% 0.71/1.08
% 0.71/1.08 -------------- statistics -------------
% 0.71/1.08 Clauses input 21
% 0.71/1.08 Usable input 0
% 0.71/1.08 Sos input 21
% 0.71/1.08 Demodulators input 0
% 0.71/1.08 Passive input 0
% 0.71/1.08
% 0.71/1.08 Processed BS (before search) 21
% 0.71/1.08 Forward subsumed BS 0
% 0.71/1.08 Kept BS 21
% 0.71/1.08 New demodulators BS 20
% 0.71/1.08 Back demodulated BS 0
% 0.71/1.08
% 0.71/1.08 Clauses or pairs given 2655
% 0.71/1.08 Clauses generated 238
% 0.71/1.08 Forward subsumed 103
% 0.71/1.08 Deleted by weight 0
% 0.71/1.08 Deleted by variable count 0
% 0.71/1.08 Kept 135
% 0.71/1.08 New demodulators 134
% 0.71/1.08 Back demodulated 0
% 0.71/1.08 Ordered paramod prunes 0
% 0.71/1.08 Basic paramod prunes 215
% 0.71/1.08 Prime paramod prunes 0
% 0.71/1.08 Semantic prunes 0
% 0.71/1.08
% 0.71/1.08 Rewrite attmepts 3686
% 0.71/1.08 Rewrites 366
% 0.71/1.08
% 0.71/1.08 FPA overloads 0
% 0.71/1.08 FPA underloads 0
% 0.71/1.08
% 0.71/1.08 Usable size 0
% 0.71/1.08 Sos size 155
% 0.71/1.08 Demodulators size 154
% 0.71/1.08 Passive size 0
% 0.71/1.08 Disabled size 0
% 0.71/1.08
% 0.71/1.08 Proofs found 1
% 0.71/1.08
% 0.71/1.08 ----------- times (seconds) ----------- Sun May 29 01:41:38 2022
% 0.71/1.08
% 0.71/1.08 user CPU time 0.01 (0 hr, 0 min, 0 sec)
% 0.71/1.08 system CPU time 0.02 (0 hr, 0 min, 0 sec)
% 0.71/1.08 wall-clock time 0 (0 hr, 0 min, 0 sec)
% 0.71/1.08 input time 0.00
% 0.71/1.08 paramodulation time 0.00
% 0.71/1.08 demodulation time 0.00
% 0.71/1.08 orient time 0.00
% 0.71/1.08 weigh time 0.00
% 0.71/1.08 forward subsume time 0.00
% 0.71/1.08 back demod find time 0.00
% 0.71/1.08 conflict time 0.00
% 0.71/1.08 LRPO time 0.00
% 0.71/1.08 store clause time 0.00
% 0.71/1.08 disable clause time 0.00
% 0.71/1.08 prime paramod time 0.00
% 0.71/1.08 semantics time 0.00
% 0.71/1.08
% 0.71/1.08 EQP interrupted
%------------------------------------------------------------------------------