java -Xss1g -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_2_e8_1118_e1_667.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 20:09:23,880 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 20:09:23,882 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 20:09:23,894 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 20:09:23,894 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 20:09:23,895 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 20:09:23,896 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 20:09:23,898 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 20:09:23,900 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 20:09:23,900 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 20:09:23,901 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 20:09:23,902 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 20:09:23,902 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 20:09:23,904 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 20:09:23,904 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 20:09:23,905 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 20:09:23,907 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 20:09:23,909 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 20:09:23,911 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 20:09:23,912 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 20:09:23,913 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 20:09:23,916 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-22 20:09:23,921 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 20:09:23,922 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 20:09:23,923 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 20:09:23,923 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 20:09:23,924 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 20:09:23,925 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 20:09:23,925 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 20:09:23,942 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 20:09:23,943 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 20:09:23,943 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 20:09:23,943 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 20:09:23,944 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 20:09:23,944 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 20:09:23,945 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 20:09:23,945 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 20:09:23,945 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 20:09:23,945 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 20:09:23,945 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:09:23,946 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 20:09:23,946 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 20:09:23,946 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 20:09:23,946 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 20:09:23,946 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 20:09:23,946 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 20:09:23,951 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 20:09:23,951 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 20:09:23,953 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 20:09:23,953 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 20:09:24,006 INFO ]: Repository-Root is: /tmp [2018-06-22 20:09:24,023 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 20:09:24,027 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 20:09:24,029 INFO ]: Initializing SmtParser... [2018-06-22 20:09:24,029 INFO ]: SmtParser initialized [2018-06-22 20:09:24,030 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_2_e8_1118_e1_667.smt2 [2018-06-22 20:09:24,031 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-06-22 20:09:24,122 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_2_e8_1118_e1_667.smt2 unknown [2018-06-22 20:09:24,522 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_2_e8_1118_e1_667.smt2 [2018-06-22 20:09:24,526 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 20:09:24,533 INFO ]: Walking toolchain with 4 elements. [2018-06-22 20:09:24,534 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 20:09:24,534 INFO ]: Initializing ChcToBoogie... [2018-06-22 20:09:24,534 INFO ]: ChcToBoogie initialized [2018-06-22 20:09:24,538 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:09:24" (1/1) ... [2018-06-22 20:09:24,594 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:09:24 Unit [2018-06-22 20:09:24,594 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 20:09:24,595 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 20:09:24,595 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 20:09:24,595 INFO ]: Boogie Preprocessor initialized [2018-06-22 20:09:24,614 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:09:24" (1/1) ... [2018-06-22 20:09:24,615 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:09:24" (1/1) ... [2018-06-22 20:09:24,629 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:09:24" (1/1) ... [2018-06-22 20:09:24,629 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:09:24" (1/1) ... [2018-06-22 20:09:24,645 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:09:24" (1/1) ... [2018-06-22 20:09:24,646 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:09:24" (1/1) ... [2018-06-22 20:09:24,648 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:09:24" (1/1) ... [2018-06-22 20:09:24,650 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 20:09:24,660 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 20:09:24,660 INFO ]: Initializing RCFGBuilder... [2018-06-22 20:09:24,660 INFO ]: RCFGBuilder initialized [2018-06-22 20:09:24,661 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:09:24" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2018-06-22 20:09:24,688 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 20:09:24,689 INFO ]: Found specification of procedure False [2018-06-22 20:09:24,689 INFO ]: Found implementation of procedure False [2018-06-22 20:09:24,689 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 20:09:24,689 INFO ]: Found specification of procedure state [2018-06-22 20:09:24,689 INFO ]: Found implementation of procedure state [2018-06-22 20:09:24,689 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 20:09:24,689 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 20:09:24,689 INFO ]: Found implementation of procedure Ultimate.START Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:09:25,046 INFO ]: Using library mode [2018-06-22 20:09:25,047 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:09:25 BoogieIcfgContainer [2018-06-22 20:09:25,047 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 20:09:25,051 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 20:09:25,052 INFO ]: Initializing TraceAbstraction... [2018-06-22 20:09:25,058 INFO ]: TraceAbstraction initialized [2018-06-22 20:09:25,058 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:09:24" (1/3) ... [2018-06-22 20:09:25,059 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74165d8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:09:25, skipping insertion in model container [2018-06-22 20:09:25,059 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:09:24" (2/3) ... [2018-06-22 20:09:25,059 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74165d8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:09:25, skipping insertion in model container [2018-06-22 20:09:25,059 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:09:25" (3/3) ... [2018-06-22 20:09:25,063 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 20:09:25,072 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 20:09:25,083 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 20:09:25,118 INFO ]: Using default assertion order modulation [2018-06-22 20:09:25,118 INFO ]: Interprodecural is true [2018-06-22 20:09:25,118 INFO ]: Hoare is false [2018-06-22 20:09:25,118 INFO ]: Compute interpolants for FPandBP [2018-06-22 20:09:25,118 INFO ]: Backedges is TWOTRACK [2018-06-22 20:09:25,118 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 20:09:25,118 INFO ]: Difference is false [2018-06-22 20:09:25,118 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 20:09:25,118 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 20:09:25,132 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 20:09:25,143 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 20:09:25,143 INFO ]: Found error trace [2018-06-22 20:09:25,143 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:09:25,144 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:09:25,149 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 20:09:25,151 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:09:25,151 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:09:25,185 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:09:25,185 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:09:25,185 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:09:25,235 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:09:25,364 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 20:09:25,365 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 20:09:25,365 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 20:09:25,367 INFO ]: Interpolant automaton has 4 states [2018-06-22 20:09:25,378 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 20:09:25,378 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:09:25,380 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 20:09:25,503 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 20:09:25,503 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 20:09:25,503 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 20:09:25,504 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 20:09:25,505 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 20:09:25,515 INFO ]: With dead ends: 13 [2018-06-22 20:09:25,515 INFO ]: Without dead ends: 13 [2018-06-22 20:09:25,517 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:09:25,534 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 20:09:25,558 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 20:09:25,559 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 20:09:25,559 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 20:09:25,561 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 20:09:25,561 INFO ]: Finished accepts. word is rejected. [2018-06-22 20:09:25,561 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 20:09:25,561 INFO ]: Interpolant automaton has 4 states. [2018-06-22 20:09:25,561 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 20:09:25,563 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 20:09:25,563 INFO ]: Found error trace [2018-06-22 20:09:25,563 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:09:25,563 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:09:25,563 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 20:09:25,563 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:09:25,563 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:09:25,564 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:09:25,564 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:09:25,564 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:09:25,664 INFO ]: Conjunction of SSA is sat [2018-06-22 20:09:25,676 INFO ]: Counterexample might be feasible [2018-06-22 20:09:25,703 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:09:25 BoogieIcfgContainer [2018-06-22 20:09:25,703 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 20:09:25,704 INFO ]: Toolchain (without parser) took 1176.94 ms. Allocated memory is still 309.3 MB. Free memory was 256.7 MB in the beginning and 211.8 MB in the end (delta: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 3.6 GB. [2018-06-22 20:09:25,705 INFO ]: SmtParser took 0.47 ms. Allocated memory is still 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 20:09:25,706 INFO ]: ChcToBoogie took 60.33 ms. Allocated memory is still 309.3 MB. Free memory was 255.7 MB in the beginning and 253.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:09:25,706 INFO ]: Boogie Preprocessor took 55.76 ms. Allocated memory is still 309.3 MB. Free memory was 253.7 MB in the beginning and 251.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:09:25,708 INFO ]: RCFGBuilder took 386.98 ms. Allocated memory is still 309.3 MB. Free memory was 251.7 MB in the beginning and 235.7 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:09:25,709 INFO ]: TraceAbstraction took 651.55 ms. Allocated memory is still 309.3 MB. Free memory was 234.7 MB in the beginning and 211.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 3.6 GB. [2018-06-22 20:09:25,712 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.47 ms. Allocated memory is still 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 60.33 ms. Allocated memory is still 309.3 MB. Free memory was 255.7 MB in the beginning and 253.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 55.76 ms. Allocated memory is still 309.3 MB. Free memory was 253.7 MB in the beginning and 251.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 386.98 ms. Allocated memory is still 309.3 MB. Free memory was 251.7 MB in the beginning and 235.7 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 651.55 ms. Allocated memory is still 309.3 MB. Free memory was 234.7 MB in the beginning and 211.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [UNKNOWN] : assertion can be violated assertion can be violated We found a FailurePath: [L0] CALL call False(); [L0] assume !hbv_False_1_Bool; [L0] CALL call state(hbv_False_2_Bool, hbv_False_3_Bool, hbv_False_4_Bool, hbv_False_5_Bool, hbv_False_6_Bool, hbv_False_7_Bool, hbv_False_8_Int, hbv_False_9_Int, hbv_False_10_Int, hbv_False_11_Int, hbv_False_12_Int, hbv_False_13_Int, hbv_False_14_Int, hbv_False_15_Int, hbv_False_16_Int, hbv_False_17_Int, hbv_False_18_Int, hbv_False_19_Int, hbv_False_20_Int, hbv_False_21_Int, hbv_False_22_Int, hbv_False_23_Int, hbv_False_24_Int, hbv_False_25_Int, hbv_False_26_Int, hbv_False_27_Int, hbv_False_28_Int, hbv_False_29_Int, hbv_False_30_Int, hbv_False_31_Bool, hbv_False_32_Int, hbv_False_33_Int, hbv_False_34_Int, hbv_False_35_Int, hbv_False_36_Bool, hbv_False_1_Bool, hbv_False_37_Int, hbv_False_38_Int, hbv_False_39_Bool, hbv_False_40_Int, hbv_False_41_Bool, hbv_False_42_Bool, hbv_False_43_Int); [L0] assume (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((!(!(hbv_state_12_Int == hbv_state_14_Int) && hbv_state_13_Bool) && !(!(hbv_state_1_Int == hhv_state_21_Int) && !hhv_state_40_Bool)) && hhv_state_11_Int == hhv_state_32_Int) && !((!hbv_state_7_Bool || (hbv_state_5_Bool && !hbv_state_6_Bool)) && ((hbv_state_6_Bool || hbv_state_7_Bool) || !hbv_state_5_Bool))) && !(hhv_state_3_Bool && !(hhv_state_17_Int == hhv_state_19_Int))) && !(hbv_state_13_Bool && !(hbv_state_21_Int == hbv_state_31_Int))) && hhv_state_12_Int == hhv_state_27_Int) && !((!(1 <= hbv_state_8_Int) || !hhv_state_40_Bool) && (hhv_state_40_Bool || 1 <= hbv_state_8_Int))) && !(!(hbv_state_8_Int == hhv_state_19_Int) && !hhv_state_40_Bool)) && hbv_state_1_Int == hbv_state_26_Int) && !(!(hhv_state_15_Int == hhv_state_39_Int) && hhv_state_2_Bool)) && !(!(hbv_state_2_Int == hbv_state_11_Int) && !hbv_state_4_Bool)) && !(hbv_state_4_Bool && !(hbv_state_18_Int == hbv_state_19_Int))) && !(!hhv_state_2_Bool && !(hbv_state_8_Int == hhv_state_18_Int))) && !(!hhv_state_2_Bool && !(hbv_state_9_Int == hhv_state_15_Int))) && hhv_state_7_Int == hhv_state_30_Int) && !(!(hbv_state_1_Int == hhv_state_42_Int) && !hhv_state_38_Bool)) && !((!hhv_state_34_Bool || !(hbv_state_27_Int + (hbv_state_20_Int + (hbv_state_26_Int + (-1 * hhv_state_31_Int + (-1 * hhv_state_32_Int + -1 * hhv_state_33_Int)))) == 0)) && (hhv_state_34_Bool || hbv_state_27_Int + (hbv_state_20_Int + (hbv_state_26_Int + (-1 * hhv_state_31_Int + (-1 * hhv_state_32_Int + -1 * hhv_state_33_Int)))) == 0))) && !(((((hhv_state_4_Bool && hhv_state_3_Bool) && hhv_state_2_Bool) || !hhv_state_5_Bool) || (hhv_state_3_Bool && hhv_state_2_Bool)) && ((((!hhv_state_3_Bool || !hhv_state_2_Bool) || !hhv_state_4_Bool) && (!hhv_state_3_Bool || !hhv_state_2_Bool)) || hhv_state_5_Bool))) && !(!hhv_state_3_Bool && !(hhv_state_20_Int == hhv_state_22_Int))) && !((!hhv_state_29_Bool || !hhv_state_1_Bool) && (hhv_state_29_Bool || hhv_state_1_Bool))) && !(!(hbv_state_9_Int + (hbv_state_8_Int + (hbv_state_1_Int + -1 * hhv_state_42_Int)) == 1) && hhv_state_38_Bool)) && !(!hhv_state_2_Bool && !(hbv_state_1_Int == hhv_state_22_Int))) && !(!(hhv_state_17_Int == hhv_state_25_Int) && !hhv_state_4_Bool)) && !((((!hhv_state_5_Bool || !(0 <= hhv_state_36_Int)) || !hbv_state_17_Bool) || !hhv_state_0_Bool) && (((hbv_state_17_Bool && 0 <= hhv_state_36_Int) && hhv_state_5_Bool) || hhv_state_0_Bool))) && !(!hbv_state_13_Bool && !(hbv_state_2_Int == hbv_state_12_Int))) && !(hhv_state_40_Bool && !(hbv_state_9_Int + (hbv_state_8_Int + (hbv_state_1_Int + -1 * hhv_state_21_Int)) == 1))) && !(!hhv_state_3_Bool && !(hhv_state_15_Int == hhv_state_14_Int))) && !((hbv_state_5_Bool || hbv_state_17_Bool) && (!hbv_state_5_Bool || !hbv_state_17_Bool))) && hbv_state_15_Int == hbv_state_1_Int) && hbv_state_10_Int == hhv_state_6_Int) && !(!(hbv_state_18_Int == hbv_state_23_Int) && !hbv_state_4_Bool)) && !((hbv_state_30_Bool || (((!hbv_state_13_Bool || !hbv_state_4_Bool) || !hbv_state_29_Bool) && (!hbv_state_29_Bool || !hbv_state_4_Bool))) && ((!hbv_state_30_Bool || (hbv_state_4_Bool && hbv_state_29_Bool)) || ((hbv_state_4_Bool && hbv_state_13_Bool) && hbv_state_29_Bool)))) && hhv_state_9_Int == hhv_state_31_Int) && !(!hhv_state_41_Bool && !(hbv_state_8_Int == hhv_state_26_Int))) && hhv_state_13_Int == hhv_state_33_Int) && hbv_state_9_Int == hbv_state_27_Int) && hbv_state_32_Int == hbv_state_8_Int) && !(hhv_state_40_Bool && !(hhv_state_19_Int == 0))) && hbv_state_22_Int == hbv_state_9_Int) && !(hbv_state_13_Bool && !(hbv_state_28_Int == hbv_state_33_Int))) && !(hhv_state_40_Bool && !(hhv_state_16_Int == 1))) && !(!(hbv_state_18_Int == hbv_state_21_Int) && !hbv_state_13_Bool)) && hhv_state_8_Int == hhv_state_23_Int) && !(!(hbv_state_9_Int == hhv_state_39_Int) && !hhv_state_38_Bool)) && !(!(hbv_state_9_Int == hhv_state_16_Int) && !hhv_state_40_Bool)) && !((!hhv_state_41_Bool || !(1 <= hbv_state_1_Int)) && (hhv_state_41_Bool || 1 <= hbv_state_1_Int))) && !(!(hbv_state_8_Int == hhv_state_37_Int) && !hhv_state_38_Bool)) && hhv_state_7_Int == hhv_state_6_Int) && !((1 <= hbv_state_1_Int || hhv_state_38_Bool) && (!(1 <= hbv_state_1_Int) || !hhv_state_38_Bool))) && !(!(hhv_state_20_Int == hhv_state_27_Int) && !hhv_state_4_Bool)) && !(!(hbv_state_9_Int == hhv_state_24_Int) && !hhv_state_41_Bool)) && !(!(hhv_state_18_Int == hhv_state_37_Int) && hhv_state_2_Bool)) && !(!(hhv_state_39_Int == 1) && hhv_state_38_Bool)) && !(hhv_state_3_Bool && !(hhv_state_21_Int == hhv_state_20_Int))) && !(hhv_state_4_Bool && !(hhv_state_23_Int == hhv_state_24_Int))) && hhv_state_9_Int == hhv_state_8_Int) && !((!hbv_state_16_Bool || !hbv_state_17_Bool) && (hbv_state_16_Bool || hbv_state_17_Bool))) && !(!hbv_state_13_Bool && !(hbv_state_24_Int == hbv_state_28_Int))) && !(!(hhv_state_37_Int == 0) && hhv_state_38_Bool)) && !(hhv_state_41_Bool && !(hhv_state_24_Int == 0))) && !(((hhv_state_34_Bool || hhv_state_35_Bool) || !hhv_state_29_Bool) && (!hhv_state_35_Bool || (hhv_state_29_Bool && !hhv_state_34_Bool)))) && !(!hhv_state_41_Bool && !(hbv_state_1_Int == hhv_state_28_Int))) && !(hhv_state_41_Bool && !(hbv_state_9_Int + (hbv_state_1_Int + -1 * hhv_state_28_Int) == 0))) && hhv_state_13_Int == hhv_state_12_Int) && !(hbv_state_4_Bool && !(hbv_state_24_Int == hbv_state_25_Int))) && !(hhv_state_4_Bool && !(hhv_state_28_Int == hhv_state_27_Int))) && !(hhv_state_2_Bool && !(hhv_state_22_Int == hhv_state_42_Int))) && hbv_state_35_Int == hbv_state_10_Int) && !(hhv_state_3_Bool && !(hhv_state_14_Int == hhv_state_16_Int))) && hbv_state_8_Int == hbv_state_20_Int) && !((!hhv_state_1_Bool || !hhv_state_0_Bool) && (hhv_state_1_Bool || hhv_state_0_Bool))) && !(!hhv_state_3_Bool && !(hhv_state_18_Int == hhv_state_17_Int))) && !(hhv_state_4_Bool && !(hhv_state_25_Int == hhv_state_26_Int))) && hhv_state_10_Int == hhv_state_25_Int) && hbv_state_10_Int == hbv_state_36_Int) && hhv_state_11_Int == hhv_state_10_Int) && !(!(hbv_state_2_Int == hbv_state_3_Int) && hbv_state_4_Bool)) && !(hhv_state_41_Bool && !(hbv_state_8_Int + -1 * hhv_state_26_Int == -1))) && !(!(hbv_state_24_Int == hbv_state_34_Int) && !hbv_state_4_Bool)) && !(!(hhv_state_14_Int == hhv_state_23_Int) && !hhv_state_4_Bool); [L0] CALL call state(hbv_state_16_Bool, hbv_state_17_Bool, hbv_state_29_Bool, hbv_state_4_Bool, hbv_state_13_Bool, hbv_state_30_Bool, hbv_state_35_Int, hbv_state_10_Int, hbv_state_22_Int, hbv_state_9_Int, hbv_state_32_Int, hbv_state_8_Int, hbv_state_15_Int, hbv_state_1_Int, hbv_state_2_Int, hbv_state_11_Int, hbv_state_3_Int, hbv_state_24_Int, hbv_state_34_Int, hbv_state_25_Int, hbv_state_18_Int, hbv_state_19_Int, hbv_state_23_Int, hbv_state_12_Int, hbv_state_14_Int, hbv_state_28_Int, hbv_state_33_Int, hbv_state_21_Int, hbv_state_31_Int, hbv_state_5_Bool, hbv_state_36_Int, hbv_state_27_Int, hbv_state_20_Int, hbv_state_26_Int, hbv_state_6_Bool, hbv_state_7_Bool, hbv_state_37_Int, hbv_state_38_Int, hbv_state_39_Bool, hbv_state_40_Int, hbv_state_41_Bool, hbv_state_42_Bool, hbv_state_43_Int); [L0] assume ((((((((((((((((((((((((((((((((((((!((hhv_state_29_Bool || hhv_state_1_Bool) && (!hhv_state_29_Bool || !hhv_state_1_Bool)) && !(hhv_state_40_Bool && !(hhv_state_16_Int == 1))) && !(!(hhv_state_14_Int == hhv_state_15_Int) && !hhv_state_3_Bool)) && !((hhv_state_5_Bool || (((!hhv_state_4_Bool || !hhv_state_3_Bool) || !hhv_state_2_Bool) && (!hhv_state_2_Bool || !hhv_state_3_Bool))) && ((!hhv_state_5_Bool || (hhv_state_3_Bool && hhv_state_2_Bool)) || ((hhv_state_3_Bool && hhv_state_4_Bool) && hhv_state_2_Bool)))) && hhv_state_11_Int == hhv_state_32_Int) && !(hhv_state_3_Bool && !(hhv_state_17_Int == hhv_state_19_Int))) && !(!(hhv_state_23_Int == hhv_state_24_Int) && hhv_state_4_Bool)) && hhv_state_10_Int == hhv_state_11_Int) && !((!hhv_state_35_Bool || (hhv_state_29_Bool && !hhv_state_34_Bool)) && ((hhv_state_34_Bool || hhv_state_35_Bool) || !hhv_state_29_Bool))) && !(!(hhv_state_20_Int == hhv_state_27_Int) && !hhv_state_4_Bool)) && hhv_state_6_Int == hhv_state_7_Int) && !(!hhv_state_4_Bool && !(hhv_state_17_Int == hhv_state_25_Int))) && !(!(hhv_state_18_Int == hhv_state_37_Int) && hhv_state_2_Bool)) && !(!(hhv_state_39_Int == 1) && hhv_state_38_Bool)) && !(((!hhv_state_5_Bool || !(0 <= hhv_state_36_Int)) || !hhv_state_0_Bool) && ((0 <= hhv_state_36_Int && hhv_state_5_Bool) || hhv_state_0_Bool))) && !(!(hhv_state_15_Int == hhv_state_39_Int) && hhv_state_2_Bool)) && !(!(hhv_state_17_Int == hhv_state_18_Int) && !hhv_state_3_Bool)) && !(!(hhv_state_20_Int == hhv_state_22_Int) && !hhv_state_3_Bool)) && hhv_state_10_Int == 0) && hhv_state_7_Int == hhv_state_30_Int) && !(!(hhv_state_37_Int == 0) && hhv_state_38_Bool)) && !(hhv_state_41_Bool && !(hhv_state_24_Int == 0))) && !((!hhv_state_0_Bool || !hhv_state_1_Bool) && (hhv_state_0_Bool || hhv_state_1_Bool))) && !(!hhv_state_4_Bool && !(hhv_state_14_Int == hhv_state_23_Int))) && hhv_state_12_Int == hhv_state_13_Int) && hhv_state_6_Int == hhv_state_36_Int) && !(hhv_state_3_Bool && !(hhv_state_20_Int == hhv_state_21_Int))) && hhv_state_7_Int == hhv_state_12_Int) && !(!(hhv_state_22_Int == hhv_state_42_Int) && hhv_state_2_Bool)) && hhv_state_8_Int == 0) && !!hhv_state_34_Bool) && hhv_state_8_Int == hhv_state_9_Int) && !(hhv_state_4_Bool && !(hhv_state_25_Int == hhv_state_26_Int))) && hhv_state_9_Int == hhv_state_31_Int) && !(!(hhv_state_14_Int == hhv_state_16_Int) && hhv_state_3_Bool)) && hhv_state_13_Int == hhv_state_33_Int) && !(hhv_state_4_Bool && !(hhv_state_27_Int == hhv_state_28_Int))) && !(hhv_state_40_Bool && !(hhv_state_19_Int == 0)); [L0] RET call state(hbv_state_16_Bool, hbv_state_17_Bool, hbv_state_29_Bool, hbv_state_4_Bool, hbv_state_13_Bool, hbv_state_30_Bool, hbv_state_35_Int, hbv_state_10_Int, hbv_state_22_Int, hbv_state_9_Int, hbv_state_32_Int, hbv_state_8_Int, hbv_state_15_Int, hbv_state_1_Int, hbv_state_2_Int, hbv_state_11_Int, hbv_state_3_Int, hbv_state_24_Int, hbv_state_34_Int, hbv_state_25_Int, hbv_state_18_Int, hbv_state_19_Int, hbv_state_23_Int, hbv_state_12_Int, hbv_state_14_Int, hbv_state_28_Int, hbv_state_33_Int, hbv_state_21_Int, hbv_state_31_Int, hbv_state_5_Bool, hbv_state_36_Int, hbv_state_27_Int, hbv_state_20_Int, hbv_state_26_Int, hbv_state_6_Bool, hbv_state_7_Bool, hbv_state_37_Int, hbv_state_38_Int, hbv_state_39_Bool, hbv_state_40_Int, hbv_state_41_Bool, hbv_state_42_Bool, hbv_state_43_Int); [L0] RET call state(hbv_False_2_Bool, hbv_False_3_Bool, hbv_False_4_Bool, hbv_False_5_Bool, hbv_False_6_Bool, hbv_False_7_Bool, hbv_False_8_Int, hbv_False_9_Int, hbv_False_10_Int, hbv_False_11_Int, hbv_False_12_Int, hbv_False_13_Int, hbv_False_14_Int, hbv_False_15_Int, hbv_False_16_Int, hbv_False_17_Int, hbv_False_18_Int, hbv_False_19_Int, hbv_False_20_Int, hbv_False_21_Int, hbv_False_22_Int, hbv_False_23_Int, hbv_False_24_Int, hbv_False_25_Int, hbv_False_26_Int, hbv_False_27_Int, hbv_False_28_Int, hbv_False_29_Int, hbv_False_30_Int, hbv_False_31_Bool, hbv_False_32_Int, hbv_False_33_Int, hbv_False_34_Int, hbv_False_35_Int, hbv_False_36_Bool, hbv_False_1_Bool, hbv_False_37_Int, hbv_False_38_Int, hbv_False_39_Bool, hbv_False_40_Int, hbv_False_41_Bool, hbv_False_42_Bool, hbv_False_43_Int); [L0] RET call False(); [L0] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_2_e8_1118_e1_667.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_20-09-25-723.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_2_e8_1118_e1_667.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_20-09-25-723.csv Received shutdown request...