%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : MSC022_2 : TPTP v9.3.1. Released v5.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% Computer : n002.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Tue Sep 29 12:05:48 PM UTC 2026
% Result : Theorem 0.23s 0.50s
% Output : Refutation 0.23s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : MSC022_2 : TPTP v9.3.1. Released v5.0.0.
% 0.00/0.06 % Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.15/0.40 % Computer : n002.cluster.edu
% 0.15/0.40 % Model : x86_64 x86_64
% 0.15/0.40 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.40 % Memory : 8046.5625MB
% 0.15/0.40 % OS : Linux 6.8.0-71-generic
% 0.15/0.40 % CPULimit : 300
% 0.15/0.40 % WCLimit : 300
% 0.15/0.40 % DateTime : Sun Sep 27 17:46:06 UTC 2026
% 0.15/0.40 % CPUTime :
% 0.15/0.40 Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 SAT
% 0.15/0.46 Running first-order model finding
% 0.15/0.46 Running: /export/starexec/sandbox/solver/bin/vampire-ho --input_syntax tptp --output_axiom_names on --mode casc --intent sat -m 16384 --cores 7 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.23/0.50 % (3769680)Will run a generic schedule for satisfiability detection.
% 0.23/0.50 % (3769686)% WARNING: option uhcvi not known.
% 0.23/0.50 % (3769686)dis+11_61:31_drc=ordering:lsd=5:bsr=unit_only:rp=on:newcnf=on:random_seed=668391832:i=135531:add=off:rawr=on_2999 on theBenchmark for (2999ds/135531Mi)
% 0.23/0.50 % (3769686) found proof, printing to "/export/starexec/sandbox/tmp/vampire-proof-3769680-3769686"...
% 0.23/0.50 % (3769686)...printing done.
% 0.23/0.50 % (3769686)Refutation found. Thanks to Tanya!
% 0.23/0.50 % SZS status Theorem for theBenchmark
% 0.23/0.50 % SZS output start Proof for theBenchmark
% 0.23/0.50 tff(pred_def_1, type, celsius_fahrenheit_temperature_conversion: ($real * $real) > $o).
% 0.23/0.50 tff(f1,axiom,(
% 0.23/0.50 ! [X0 : $real,X1 : $real] : ($sum($product(9/5,X0),32/1) = X1 => celsius_fahrenheit_temperature_conversion(X0,X1))),
% 0.23/0.50 file('/export/starexec/sandbox/benchmark/theBenchmark.p',celsius_fahrenheit_temperature_conversion)).
% 0.23/0.50 tff(f2,conjecture,(
% 0.23/0.50 ? [X0 : $real] : celsius_fahrenheit_temperature_conversion(37/1,X0)),
% 0.23/0.50 file('/export/starexec/sandbox/benchmark/theBenchmark.p',celsius_37_to_fahrenheit)).
% 0.23/0.50 tff(f3,negated_conjecture,(
% 0.23/0.50 ~ ? [X0 : $real] : celsius_fahrenheit_temperature_conversion(37/1,X0)),
% 0.23/0.50 inference(negated_conjecture,[status(cth)],[f2])).
% 0.23/0.50 tff(f4,definition,(
% 0.23/0.50 ( ! [X0 : $real,X1 : $real] : ($sum(X0,X1) = $sum(X1,X0)) )),
% 0.23/0.50 introduced(theory,[tha_commutativity])).
% 0.23/0.50 tff(f21,plain,(
% 0.23/0.50 ! [X0 : $real,X1 : $real] : (celsius_fahrenheit_temperature_conversion(X0,X1) | $sum($product(9/5,X0),32/1) != X1)),
% 0.23/0.50 inference(ennf_transformation,[],[f1])).
% 0.23/0.50 tff(f22,plain,(
% 0.23/0.50 ! [X0 : $real] : ~celsius_fahrenheit_temperature_conversion(37/1,X0)),
% 0.23/0.50 inference(ennf_transformation,[],[f3])).
% 0.23/0.50 tff(f23,plain,(
% 0.23/0.50 ( ! [X0 : $real,X1 : $real] : ($sum($product(9/5,X0),32/1) != X1 | celsius_fahrenheit_temperature_conversion(X0,X1)) )),
% 0.23/0.50 inference(cnf_transformation,[],[f21])).
% 0.23/0.50 tff(f24,plain,(
% 0.23/0.50 ( ! [X0 : $real] : (~celsius_fahrenheit_temperature_conversion(37/1,X0)) )),
% 0.23/0.50 inference(cnf_transformation,[],[f22])).
% 0.23/0.50 tff(f26,plain,(
% 0.23/0.50 ( ! [X0 : $real] : (celsius_fahrenheit_temperature_conversion(X0,$sum($product(9/5,X0),32/1))) )),
% 0.23/0.50 inference(equality_resolution,[],[f23])).
% 0.23/0.50 tff(f27,plain,(
% 0.23/0.50 ( ! [X0 : $real] : (~celsius_fahrenheit_temperature_conversion(X0,$sum($product(9/5,X0),32/1))) )),
% 0.23/0.50 inference(consistent_polarity_flipping,[],[f26])).
% 0.23/0.50 tff(f28,plain,(
% 0.23/0.50 ( ! [X0 : $real] : (celsius_fahrenheit_temperature_conversion(37/1,X0)) )),
% 0.23/0.50 inference(consistent_polarity_flipping,[],[f24])).
% 0.23/0.50 tff(f49,plain,(
% 0.23/0.50 ( ! [X0 : $real] : (~celsius_fahrenheit_temperature_conversion(X0,$sum(32/1,$product(9/5,X0)))) )),
% 0.23/0.50 inference(forward_demodulation,[],[f27,f4])).
% 0.23/0.50 tff(f50,plain,(
% 0.23/0.50 $false),
% 0.23/0.50 inference(resolution,[],[f49,f28])).
% 0.23/0.50 % SZS output end Proof for theBenchmark
% 0.23/0.50 % (3769686)------------------------------
% 0.23/0.50 % (3769686)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 0.23/0.50 % (3769686)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 0.23/0.50 % (3769686)CaDiCaL version: 2.1.3
% 0.23/0.50 % (3769686)Termination reason: Refutation
% 0.23/0.50 % (3769686)Time elapsed: 0.002 s
% 0.23/0.50 % (3769686)Peak memory usage: 12 MB
% 0.23/0.50 % (3769686)Instructions burned: 2 (million)
% 0.23/0.50 % (3769680)Success in time 0.024 s
% 0.23/0.50 % Vampire exiting
%------------------------------------------------------------------------------