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/PRODUCER_CONSUMMER_luke_1.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 19:41:45,958 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 19:41:45,961 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 19:41:45,973 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 19:41:45,973 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 19:41:45,974 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 19:41:45,976 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 19:41:45,978 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 19:41:45,979 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 19:41:45,980 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 19:41:45,981 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 19:41:45,981 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 19:41:45,982 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 19:41:45,983 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 19:41:45,984 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 19:41:45,985 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 19:41:45,987 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 19:41:45,989 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 19:41:45,991 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 19:41:45,992 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 19:41:45,993 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 19:41:45,996 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 19:41:45,996 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 19:41:45,996 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 19:41:45,997 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 19:41:45,998 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 19:41:45,999 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 19:41:46,000 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 19:41:46,001 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 19:41:46,001 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 19:41:46,002 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 19:41:46,003 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 19:41:46,003 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 19:41:46,004 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 19:41:46,004 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 19:41:46,005 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 19:41:46,025 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 19:41:46,026 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 19:41:46,026 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 19:41:46,026 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 19:41:46,027 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 19:41:46,027 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 19:41:46,028 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 19:41:46,028 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 19:41:46,028 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 19:41:46,028 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 19:41:46,029 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 19:41:46,029 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 19:41:46,029 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 19:41:46,029 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 19:41:46,029 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 19:41:46,030 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 19:41:46,030 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 19:41:46,030 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 19:41:46,030 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 19:41:46,032 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 19:41:46,032 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 19:41:46,080 INFO ]: Repository-Root is: /tmp [2018-06-22 19:41:46,099 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 19:41:46,104 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 19:41:46,106 INFO ]: Initializing SmtParser... [2018-06-22 19:41:46,106 INFO ]: SmtParser initialized [2018-06-22 19:41:46,107 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/PRODUCER_CONSUMMER_luke_1.smt2 [2018-06-22 19:41:46,109 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 19:41:46,210 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/PRODUCER_CONSUMMER_luke_1.smt2 unknown [2018-06-22 19:41:46,598 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/PRODUCER_CONSUMMER_luke_1.smt2 [2018-06-22 19:41:46,603 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 19:41:46,618 INFO ]: Walking toolchain with 4 elements. [2018-06-22 19:41:46,618 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 19:41:46,619 INFO ]: Initializing ChcToBoogie... [2018-06-22 19:41:46,619 INFO ]: ChcToBoogie initialized [2018-06-22 19:41:46,622 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 07:41:46" (1/1) ... [2018-06-22 19:41:46,728 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:41:46 Unit [2018-06-22 19:41:46,728 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 19:41:46,729 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 19:41:46,729 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 19:41:46,729 INFO ]: Boogie Preprocessor initialized [2018-06-22 19:41:46,769 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:41:46" (1/1) ... [2018-06-22 19:41:46,769 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:41:46" (1/1) ... [2018-06-22 19:41:46,784 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:41:46" (1/1) ... [2018-06-22 19:41:46,785 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:41:46" (1/1) ... [2018-06-22 19:41:46,792 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:41:46" (1/1) ... [2018-06-22 19:41:46,793 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:41:46" (1/1) ... [2018-06-22 19:41:46,797 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:41:46" (1/1) ... [2018-06-22 19:41:46,800 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 19:41:46,802 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 19:41:46,802 INFO ]: Initializing RCFGBuilder... [2018-06-22 19:41:46,802 INFO ]: RCFGBuilder initialized [2018-06-22 19:41:46,803 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:41:46" (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) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 19:41:46,823 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 19:41:46,823 INFO ]: Found specification of procedure False [2018-06-22 19:41:46,823 INFO ]: Found implementation of procedure False [2018-06-22 19:41:46,823 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 19:41:46,823 INFO ]: Found specification of procedure state [2018-06-22 19:41:46,823 INFO ]: Found implementation of procedure state [2018-06-22 19:41:46,823 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 19:41:46,823 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 19:41:46,823 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 19:41:47,066 INFO ]: Using library mode [2018-06-22 19:41:47,066 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 07:41:47 BoogieIcfgContainer [2018-06-22 19:41:47,066 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 19:41:47,074 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 19:41:47,074 INFO ]: Initializing TraceAbstraction... [2018-06-22 19:41:47,077 INFO ]: TraceAbstraction initialized [2018-06-22 19:41:47,077 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 07:41:46" (1/3) ... [2018-06-22 19:41:47,078 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d8ad358 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 07:41:47, skipping insertion in model container [2018-06-22 19:41:47,078 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:41:46" (2/3) ... [2018-06-22 19:41:47,078 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d8ad358 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 07:41:47, skipping insertion in model container [2018-06-22 19:41:47,079 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 07:41:47" (3/3) ... [2018-06-22 19:41:47,084 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 19:41:47,094 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 19:41:47,102 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 19:41:47,144 INFO ]: Using default assertion order modulation [2018-06-22 19:41:47,144 INFO ]: Interprodecural is true [2018-06-22 19:41:47,144 INFO ]: Hoare is false [2018-06-22 19:41:47,144 INFO ]: Compute interpolants for FPandBP [2018-06-22 19:41:47,144 INFO ]: Backedges is TWOTRACK [2018-06-22 19:41:47,144 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 19:41:47,144 INFO ]: Difference is false [2018-06-22 19:41:47,144 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 19:41:47,144 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 19:41:47,160 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 19:41:47,173 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 19:41:47,173 INFO ]: Found error trace [2018-06-22 19:41:47,174 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 19:41:47,174 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 19:41:47,178 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 19:41:47,179 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 19:41:47,180 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 19:41:47,213 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:41:47,213 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 19:41:47,213 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:41:47,286 INFO ]: Conjunction of SSA is unsat [2018-06-22 19:41:47,439 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 19:41:47,442 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 19:41:47,442 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 19:41:47,444 INFO ]: Interpolant automaton has 4 states [2018-06-22 19:41:47,457 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 19:41:47,457 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 19:41:47,459 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 19:41:47,542 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 19:41:47,542 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 19:41:47,543 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 19:41:47,544 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 19:41:47,544 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 19:41:47,554 INFO ]: With dead ends: 13 [2018-06-22 19:41:47,554 INFO ]: Without dead ends: 13 [2018-06-22 19:41:47,555 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 19:41:47,569 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 19:41:47,590 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 19:41:47,591 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 19:41:47,592 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 19:41:47,593 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 19:41:47,594 INFO ]: Finished accepts. word is rejected. [2018-06-22 19:41:47,594 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 19:41:47,594 INFO ]: Interpolant automaton has 4 states. [2018-06-22 19:41:47,594 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 19:41:47,595 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 19:41:47,595 INFO ]: Found error trace [2018-06-22 19:41:47,595 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 19:41:47,596 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 19:41:47,596 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 19:41:47,596 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 19:41:47,596 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 19:41:47,597 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:41:47,597 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 19:41:47,597 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:41:47,670 INFO ]: Conjunction of SSA is sat [2018-06-22 19:41:47,681 INFO ]: Counterexample might be feasible [2018-06-22 19:41:47,715 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 07:41:47 BoogieIcfgContainer [2018-06-22 19:41:47,715 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 19:41:47,716 INFO ]: Toolchain (without parser) took 1112.06 ms. Allocated memory is still 306.2 MB. Free memory was 254.8 MB in the beginning and 210.6 MB in the end (delta: 44.2 MB). Peak memory consumption was 44.2 MB. Max. memory is 3.6 GB. [2018-06-22 19:41:47,718 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 306.2 MB. Free memory is still 271.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 19:41:47,718 INFO ]: ChcToBoogie took 109.89 ms. Allocated memory is still 306.2 MB. Free memory was 253.8 MB in the beginning and 251.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 19:41:47,718 INFO ]: Boogie Preprocessor took 71.34 ms. Allocated memory is still 306.2 MB. Free memory was 251.8 MB in the beginning and 249.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 19:41:47,719 INFO ]: RCFGBuilder took 264.53 ms. Allocated memory is still 306.2 MB. Free memory was 249.8 MB in the beginning and 234.7 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 3.6 GB. [2018-06-22 19:41:47,719 INFO ]: TraceAbstraction took 641.20 ms. Allocated memory is still 306.2 MB. Free memory was 233.7 MB in the beginning and 210.6 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 3.6 GB. [2018-06-22 19:41:47,727 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 306.2 MB. Free memory is still 271.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 109.89 ms. Allocated memory is still 306.2 MB. Free memory was 253.8 MB in the beginning and 251.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 71.34 ms. Allocated memory is still 306.2 MB. Free memory was 251.8 MB in the beginning and 249.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 264.53 ms. Allocated memory is still 306.2 MB. Free memory was 249.8 MB in the beginning and 234.7 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 641.20 ms. Allocated memory is still 306.2 MB. Free memory was 233.7 MB in the beginning and 210.6 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 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_Int, hbv_False_3_Int, hbv_False_4_Bool, hbv_False_5_Bool, hbv_False_6_Bool, hbv_False_7_Bool, hbv_False_8_Bool, hbv_False_9_Bool, 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_Bool, 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_Bool, hbv_False_1_Bool, hbv_False_33_Int, hbv_False_34_Int, hbv_False_35_Int, hbv_False_36_Int, hbv_False_37_Int, hbv_False_38_Int, hbv_False_39_Int, hbv_False_40_Bool, hbv_False_41_Bool, hbv_False_42_Bool); [L0] assume ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((!(hhv_state_4_Bool && !(hhv_state_33_Int == hhv_state_34_Int)) && hbv_state_11_Int == hhv_state_0_Int) && !((1 <= hbv_state_8_Int || hhv_state_39_Bool) && (!(1 <= hbv_state_8_Int) || !hhv_state_39_Bool))) && !((((!hbv_state_29_Bool || (hbv_state_14_Bool && hbv_state_28_Bool)) || (hbv_state_3_Bool && hbv_state_28_Bool)) || (hbv_state_3_Bool && hbv_state_14_Bool)) && (hbv_state_29_Bool || (((!hbv_state_28_Bool || !hbv_state_14_Bool) && (!hbv_state_14_Bool || !hbv_state_3_Bool)) && (!hbv_state_28_Bool || !hbv_state_3_Bool))))) && hhv_state_10_Int == hhv_state_35_Int) && hbv_state_18_Int == hbv_state_20_Int) && hhv_state_17_Int == hhv_state_28_Int) && !((hhv_state_23_Bool || (hhv_state_3_Bool && !(hhv_state_1_Int <= 0))) && ((hhv_state_1_Int <= 0 || !hhv_state_23_Bool) || !hhv_state_3_Bool))) && hhv_state_1_Int == hhv_state_0_Int) && hbv_state_23_Int == hbv_state_11_Int) && hhv_state_11_Int == hhv_state_25_Int) && hhv_state_15_Int == hhv_state_27_Int) && hhv_state_9_Int == hhv_state_24_Int) && !((hhv_state_40_Bool || 1 <= hbv_state_5_Int) && (!hhv_state_40_Bool || !(1 <= hbv_state_5_Int)))) && hbv_state_7_Int == hbv_state_32_Int) && !(!(hbv_state_12_Int == hbv_state_30_Int) && hbv_state_14_Bool)) && !((((hbv_state_25_Bool || !hbv_state_26_Bool) || !hbv_state_22_Bool) || hbv_state_27_Bool) && (!hbv_state_25_Bool || ((hbv_state_26_Bool && hbv_state_22_Bool) && !hbv_state_27_Bool)))) && hbv_state_21_Int == hbv_state_8_Int) && !(!(hbv_state_18_Int == hhv_state_35_Int) && !hhv_state_5_Bool)) && hhv_state_14_Int == hhv_state_21_Int) && hhv_state_15_Int == hhv_state_14_Int) && !(hhv_state_41_Bool && !(hbv_state_4_Int + -1 * hhv_state_34_Int == -1))) && !(!(hbv_state_8_Int + -1 * hhv_state_38_Int == 1) && hhv_state_39_Bool)) && hbv_state_8_Int == hbv_state_15_Int) && !(!(hhv_state_35_Int == hhv_state_36_Int) && hhv_state_5_Bool)) && !((!hhv_state_31_Bool || ((!hhv_state_30_Bool && hhv_state_23_Bool) && hhv_state_29_Bool)) && (((!hhv_state_29_Bool || hhv_state_31_Bool) || !hhv_state_23_Bool) || hhv_state_30_Bool))) && !(hhv_state_6_Bool && !(hhv_state_37_Int == hhv_state_38_Int))) && !(hhv_state_6_Bool && !(hhv_state_22_Int == hhv_state_21_Int))) && hbv_state_24_Int == hbv_state_5_Int) && !((hhv_state_7_Bool || (((!hhv_state_5_Bool || !hhv_state_6_Bool) && (!hhv_state_4_Bool || !hhv_state_5_Bool)) && (!hhv_state_4_Bool || !hhv_state_6_Bool))) && ((((hhv_state_4_Bool && hhv_state_5_Bool) || !hhv_state_7_Bool) || (hhv_state_6_Bool && hhv_state_5_Bool)) || (hhv_state_6_Bool && hhv_state_4_Bool)))) && !(!(hbv_state_5_Int + -1 * hhv_state_22_Int == -1) && hhv_state_39_Bool)) && !(!(hbv_state_4_Int == hhv_state_34_Int) && !hhv_state_41_Bool)) && !(!hhv_state_6_Bool && !(hbv_state_8_Int == hhv_state_37_Int))) && !(!hbv_state_3_Bool && !(hbv_state_12_Int == hbv_state_1_Int))) && !((!hhv_state_41_Bool || !(1 <= hbv_state_5_Int)) && (hhv_state_41_Bool || 1 <= hbv_state_5_Int))) && hhv_state_16_Int == hhv_state_37_Int) && !(!(hhv_state_18_Int == hhv_state_20_Int) && !hhv_state_5_Bool)) && !(((hbv_state_11_Int <= 0 || !hbv_state_22_Bool) || !hbv_state_16_Bool) && (hbv_state_22_Bool || (hbv_state_16_Bool && !(hbv_state_11_Int <= 0))))) && !(hhv_state_40_Bool && !(hbv_state_5_Int + -1 * hhv_state_19_Int == 1))) && hhv_state_17_Int == hhv_state_16_Int) && !(!hhv_state_40_Bool && !(hbv_state_18_Int == hhv_state_36_Int))) && hbv_state_4_Int == hbv_state_19_Int) && !(!hhv_state_39_Bool && !(hbv_state_5_Int == hhv_state_22_Int))) && hbv_state_6_Int == hbv_state_7_Int) && !(((hbv_state_16_Bool && hhv_state_7_Bool) || hhv_state_2_Bool) && ((!hhv_state_7_Bool || !hbv_state_16_Bool) || !hhv_state_2_Bool))) && hbv_state_7_Int == hhv_state_12_Int) && !((((!hbv_state_3_Bool || hbv_state_20_Int + -1 * hhv_state_25_Int == -1) || hhv_state_30_Bool) || !hhv_state_5_Bool) && (!hhv_state_30_Bool || ((hbv_state_3_Bool && !(hbv_state_20_Int + -1 * hhv_state_25_Int == -1)) && hhv_state_5_Bool)))) && hhv_state_9_Int == hhv_state_8_Int) && hhv_state_13_Int == hhv_state_26_Int) && !(!hhv_state_40_Bool && !(hbv_state_5_Int == hhv_state_19_Int))) && !(!(hhv_state_19_Int == hhv_state_18_Int) && hhv_state_5_Bool)) && !(!(hhv_state_18_Int == hhv_state_21_Int) && !hhv_state_6_Bool)) && hhv_state_13_Int == hhv_state_12_Int) && hbv_state_31_Int == hbv_state_18_Int) && !(!hbv_state_14_Bool && !(hbv_state_12_Int == hbv_state_13_Int))) && !(!(hbv_state_4_Int == hhv_state_33_Int) && !hhv_state_4_Bool)) && !((!hbv_state_17_Bool || !hbv_state_16_Bool) && (hbv_state_17_Bool || hbv_state_16_Bool))) && !(!(hbv_state_18_Int + -1 * hhv_state_36_Int == -1) && hhv_state_40_Bool)) && hbv_state_10_Int == hbv_state_4_Int) && hhv_state_8_Int == hhv_state_33_Int) && !((!hhv_state_3_Bool || !hhv_state_2_Bool) && (hhv_state_3_Bool || hhv_state_2_Bool))) && !(hhv_state_41_Bool && !(hbv_state_5_Int + -1 * hhv_state_20_Int == 1))) && !(!(hbv_state_8_Int == hhv_state_38_Int) && !hhv_state_39_Bool)) && hbv_state_5_Int == hbv_state_9_Int) && hhv_state_11_Int == hhv_state_10_Int) && !(hbv_state_3_Bool && !(hbv_state_1_Int == hbv_state_2_Int))) && !!hhv_state_29_Bool) && !(!hhv_state_41_Bool && !(hbv_state_5_Int == hhv_state_20_Int)); [L0] CALL call state(hbv_state_23_Int, hbv_state_11_Int, hbv_state_17_Bool, hbv_state_16_Bool, hbv_state_28_Bool, hbv_state_14_Bool, hbv_state_3_Bool, hbv_state_29_Bool, hbv_state_10_Int, hbv_state_4_Int, hbv_state_31_Int, hbv_state_18_Int, hbv_state_6_Int, hbv_state_7_Int, hbv_state_24_Int, hbv_state_5_Int, hbv_state_21_Int, hbv_state_8_Int, hbv_state_12_Int, hbv_state_30_Int, hbv_state_13_Int, hbv_state_1_Int, hbv_state_2_Int, hbv_state_22_Bool, hbv_state_19_Int, hbv_state_20_Int, hbv_state_32_Int, hbv_state_9_Int, hbv_state_15_Int, hbv_state_26_Bool, hbv_state_27_Bool, hbv_state_25_Bool, hbv_state_33_Int, hbv_state_34_Int, hbv_state_35_Int, hbv_state_36_Int, hbv_state_37_Int, hbv_state_38_Int, hbv_state_39_Int, hbv_state_40_Bool, hbv_state_41_Bool, hbv_state_42_Bool); [L0] assume (((((((((((((((((((((((((((((hhv_state_14_Int == hhv_state_15_Int && !(hhv_state_4_Bool && !(hhv_state_33_Int == hhv_state_34_Int))) && !!hhv_state_30_Bool) && hhv_state_13_Int == hhv_state_16_Int) && hhv_state_0_Int == hhv_state_32_Int) && hhv_state_16_Int == hhv_state_17_Int) && !(((hhv_state_1_Int <= 0 || !hhv_state_23_Bool) || !hhv_state_3_Bool) && (hhv_state_23_Bool || (hhv_state_3_Bool && !(hhv_state_1_Int <= 0))))) && !(!(hhv_state_18_Int == hhv_state_19_Int) && hhv_state_5_Bool)) && hhv_state_10_Int == hhv_state_11_Int) && !((!hhv_state_2_Bool || !hhv_state_3_Bool) && (hhv_state_2_Bool || hhv_state_3_Bool))) && hhv_state_17_Int == hhv_state_28_Int) && !((((!hhv_state_7_Bool || (hhv_state_5_Bool && hhv_state_4_Bool)) || (hhv_state_6_Bool && hhv_state_4_Bool)) || (hhv_state_6_Bool && hhv_state_5_Bool)) && (hhv_state_7_Bool || (((!hhv_state_4_Bool || !hhv_state_5_Bool) && (!hhv_state_5_Bool || !hhv_state_6_Bool)) && (!hhv_state_4_Bool || !hhv_state_6_Bool))))) && !(hhv_state_6_Bool && !(hhv_state_21_Int == hhv_state_22_Int))) && !((((hhv_state_31_Bool || !hhv_state_29_Bool) || !hhv_state_23_Bool) || hhv_state_30_Bool) && (!hhv_state_31_Bool || ((hhv_state_29_Bool && hhv_state_23_Bool) && !hhv_state_30_Bool)))) && hhv_state_11_Int == hhv_state_25_Int) && hhv_state_15_Int == hhv_state_27_Int) && !((hhv_state_29_Bool || !hhv_state_6_Bool) && (hhv_state_6_Bool || !hhv_state_29_Bool))) && hhv_state_9_Int == hhv_state_24_Int) && hhv_state_10_Int == 0) && hhv_state_13_Int == hhv_state_26_Int) && hhv_state_14_Int == 0) && !(!hhv_state_5_Bool && !(hhv_state_18_Int == hhv_state_20_Int))) && hhv_state_12_Int == hhv_state_13_Int) && hhv_state_12_Int == hhv_state_32_Int) && hhv_state_8_Int == 0) && hhv_state_8_Int == hhv_state_9_Int) && !(hhv_state_6_Bool && !(hhv_state_37_Int == hhv_state_38_Int))) && !(!hhv_state_6_Bool && !(hhv_state_18_Int == hhv_state_21_Int))) && hhv_state_0_Int == hhv_state_1_Int) && !((hhv_state_7_Bool || hhv_state_2_Bool) && (!hhv_state_7_Bool || !hhv_state_2_Bool))) && !(hhv_state_5_Bool && !(hhv_state_35_Int == hhv_state_36_Int)); [L0] RET call state(hbv_state_23_Int, hbv_state_11_Int, hbv_state_17_Bool, hbv_state_16_Bool, hbv_state_28_Bool, hbv_state_14_Bool, hbv_state_3_Bool, hbv_state_29_Bool, hbv_state_10_Int, hbv_state_4_Int, hbv_state_31_Int, hbv_state_18_Int, hbv_state_6_Int, hbv_state_7_Int, hbv_state_24_Int, hbv_state_5_Int, hbv_state_21_Int, hbv_state_8_Int, hbv_state_12_Int, hbv_state_30_Int, hbv_state_13_Int, hbv_state_1_Int, hbv_state_2_Int, hbv_state_22_Bool, hbv_state_19_Int, hbv_state_20_Int, hbv_state_32_Int, hbv_state_9_Int, hbv_state_15_Int, hbv_state_26_Bool, hbv_state_27_Bool, hbv_state_25_Bool, hbv_state_33_Int, hbv_state_34_Int, hbv_state_35_Int, hbv_state_36_Int, hbv_state_37_Int, hbv_state_38_Int, hbv_state_39_Int, hbv_state_40_Bool, hbv_state_41_Bool, hbv_state_42_Bool); [L0] RET call state(hbv_False_2_Int, hbv_False_3_Int, hbv_False_4_Bool, hbv_False_5_Bool, hbv_False_6_Bool, hbv_False_7_Bool, hbv_False_8_Bool, hbv_False_9_Bool, 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_Bool, 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_Bool, hbv_False_1_Bool, hbv_False_33_Int, hbv_False_34_Int, hbv_False_35_Int, hbv_False_36_Int, hbv_False_37_Int, hbv_False_38_Int, hbv_False_39_Int, hbv_False_40_Bool, hbv_False_41_Bool, hbv_False_42_Bool); [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/PRODUCER_CONSUMMER_luke_1.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_19-41-47-750.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/PRODUCER_CONSUMMER_luke_1.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_19-41-47-750.csv Received shutdown request...