%------------------------------------------------------------------------------
% File : CSE_E---1.7
% Problem : SYN081-1 : TPTP v9.2.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : /export/starexec/sandbox/solver/bin/lemma_parallel_prover %s --lemma-prover /export/starexec/sandbox/solver/bin/cse --final-prover /export/starexec/sandbox/solver/bin/eprover --proof-time %d --global-time-limit %d
% Computer : n002.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 : 300s
% DateTime : Tue May 5 05:36:05 PM UTC 2026
% Result : Unsatisfiable 0.24s 1.61s
% Output : CNFRefutation 0.24s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11 % Problem : SYN081-1 : TPTP v9.2.1. Released v1.0.0.
% 0.00/0.11 % Command : /export/starexec/sandbox/solver/bin/lemma_parallel_prover %s --lemma-prover /export/starexec/sandbox/solver/bin/cse --final-prover /export/starexec/sandbox/solver/bin/eprover --proof-time %d --global-time-limit %d
% 0.16/0.32 % Computer : n002.cluster.edu
% 0.16/0.32 % Model : x86_64 x86_64
% 0.16/0.32 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.32 % Memory : 8042.1875MB
% 0.16/0.32 % OS : Linux 3.10.0-693.el7.x86_64
% 0.16/0.32 % CPULimit : 300
% 0.16/0.32 % WCLimit : 300
% 0.16/0.32 % DateTime : Tue May 5 08:13:01 EDT 2026
% 0.16/0.32 % CPUTime :
% 0.16/0.33 % start to proof: theBenchmark
% 0.24/1.61 % Version : CSE_E---1.7
% 0.24/1.61 % Problem : theBenchmark.p
% 0.24/1.61 % SZS status Unsatisfiable for theBenchmark.p
% 0.24/1.61 % SZS output start CNFRefutation
% 0.24/1.61 cnf(clause_1, axiom, (~big_f(X1)|~big_f(f(X1))), file('/export/starexec/sandbox/benchmark/theBenchmark.p', clause_1)).
% 0.24/1.61 cnf(prove_this, negated_conjecture, (big_f(f(X1))|~big_f(X1)), file('/export/starexec/sandbox/benchmark/theBenchmark.p', prove_this)).
% 0.24/1.61 cnf(clause_2, axiom, (big_f(f(X1))|big_f(X1)), file('/export/starexec/sandbox/benchmark/theBenchmark.p', clause_2)).
% 0.24/1.61 cnf(i_0_3, axiom, (~big_f(X1)|~big_f(f(X1))), clause_1, ['final']).
% 0.24/1.61 cnf(i_0_4, negated_conjecture, (big_f(f(X1))|~big_f(X1)), prove_this, ['final']).
% 0.24/1.61 cnf(i_0_5, axiom, (big_f(f(X1))|big_f(X1)), clause_2, ['final']).
% 0.24/1.63 cnf(i_0_6, plain, (~big_f(X1)|~big_f(f(f(X1)))), inference(scs_inference,[],[i_0_3,i_0_4])).
% 0.24/1.63 cnf(i_0_7, plain, (~big_f(f(f(X1)))|big_f(f(X1))), inference(scs_inference,[],[i_0_5,i_0_6])).
% 0.24/1.63 cnf(i_0_8, plain, (~big_f(f(X1))|big_f(f(X1))), inference(scs_inference,[],[i_0_7,i_0_4])).
% 0.24/1.63 cnf(i_0_9, plain, (~big_f(X1)), inference(scs_inference,[],[i_0_3,i_0_4])).
% 0.24/1.63 cnf(i_0_10, plain, (big_f(X1)), inference(scs_inference,[],[i_0_9,i_0_5])).
% 0.24/1.63 cnf(i_0_11, plain, (~big_f(X1)), inference(rename_variables,[],[i_0_9])).
% 0.24/1.63 cnf(i_0_12,plain, ($false), inference(scs_inference,[],[i_0+9, i_0_10]), ['proof']).
% 0.24/1.63 % SZS output end CNFRefutation
% 0.24/1.63 % Total time : 1.271s
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