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_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 09:36:33,865 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 09:36:33,867 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 09:36:33,880 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 09:36:33,880 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 09:36:33,881 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 09:36:33,882 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 09:36:33,884 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 09:36:33,886 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 09:36:33,886 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 09:36:33,887 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 09:36:33,887 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 09:36:33,888 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 09:36:33,889 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 09:36:33,890 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 09:36:33,891 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 09:36:33,892 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 09:36:33,897 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 09:36:33,898 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 09:36:33,901 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 09:36:33,902 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 09:36:33,905 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 09:36:33,905 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 09:36:33,905 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 09:36:33,910 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 09:36:33,911 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 09:36:33,914 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 09:36:33,915 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 09:36:33,916 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 09:36:33,916 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 09:36:33,917 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 09:36:33,918 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 09:36:33,918 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 09:36:33,919 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 09:36:33,919 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 09:36:33,919 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-22 09:36:33,932 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 09:36:33,932 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 09:36:33,933 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 09:36:33,933 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 09:36:33,934 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 09:36:33,935 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 09:36:33,935 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 09:36:33,935 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 09:36:33,935 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 09:36:33,936 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 09:36:33,936 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 09:36:33,936 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 09:36:33,936 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 09:36:33,936 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 09:36:33,936 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 09:36:33,937 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 09:36:33,937 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 09:36:33,938 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 09:36:33,938 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 09:36:33,973 INFO ]: Repository-Root is: /tmp [2018-06-22 09:36:33,988 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 09:36:33,994 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 09:36:33,996 INFO ]: Initializing SmtParser... [2018-06-22 09:36:33,996 INFO ]: SmtParser initialized [2018-06-22 09:36:33,996 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/PRODUCER_CONSUMMER_luke_1.smt2 [2018-06-22 09:36:33,998 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 09:36:34,091 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/PRODUCER_CONSUMMER_luke_1.smt2 unknown [2018-06-22 09:36:34,479 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/PRODUCER_CONSUMMER_luke_1.smt2 [2018-06-22 09:36:34,485 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 09:36:34,491 INFO ]: Walking toolchain with 4 elements. [2018-06-22 09:36:34,492 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 09:36:34,492 INFO ]: Initializing ChcToBoogie... [2018-06-22 09:36:34,492 INFO ]: ChcToBoogie initialized [2018-06-22 09:36:34,495 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 09:36:34" (1/1) ... [2018-06-22 09:36:34,590 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 09:36:34 Unit [2018-06-22 09:36:34,590 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 09:36:34,590 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 09:36:34,590 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 09:36:34,591 INFO ]: Boogie Preprocessor initialized [2018-06-22 09:36:34,637 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 09:36:34" (1/1) ... [2018-06-22 09:36:34,637 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 09:36:34" (1/1) ... [2018-06-22 09:36:34,645 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 09:36:34" (1/1) ... [2018-06-22 09:36:34,645 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 09:36:34" (1/1) ... [2018-06-22 09:36:34,650 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 09:36:34" (1/1) ... [2018-06-22 09:36:34,652 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 09:36:34" (1/1) ... [2018-06-22 09:36:34,653 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 09:36:34" (1/1) ... [2018-06-22 09:36:34,656 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 09:36:34,657 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 09:36:34,657 INFO ]: Initializing RCFGBuilder... [2018-06-22 09:36:34,657 INFO ]: RCFGBuilder initialized [2018-06-22 09:36:34,657 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 09:36:34" (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 09:36:34,680 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-22 09:36:34,681 INFO ]: Found specification of procedure gotoProc [2018-06-22 09:36:34,681 INFO ]: Found implementation of procedure gotoProc [2018-06-22 09:36:34,681 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 09:36:34,681 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 09:36:34,681 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 09:36:34,970 INFO ]: Using library mode [2018-06-22 09:36:34,970 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 09:36:34 BoogieIcfgContainer [2018-06-22 09:36:34,971 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 09:36:34,972 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 09:36:34,972 INFO ]: Initializing TraceAbstraction... [2018-06-22 09:36:34,975 INFO ]: TraceAbstraction initialized [2018-06-22 09:36:34,976 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 09:36:34" (1/3) ... [2018-06-22 09:36:34,976 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@609fc033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 09:36:34, skipping insertion in model container [2018-06-22 09:36:34,976 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 09:36:34" (2/3) ... [2018-06-22 09:36:34,977 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@609fc033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 09:36:34, skipping insertion in model container [2018-06-22 09:36:34,977 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 09:36:34" (3/3) ... [2018-06-22 09:36:34,979 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 09:36:34,988 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 09:36:34,995 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 09:36:35,031 INFO ]: Using default assertion order modulation [2018-06-22 09:36:35,031 INFO ]: Interprodecural is true [2018-06-22 09:36:35,032 INFO ]: Hoare is false [2018-06-22 09:36:35,032 INFO ]: Compute interpolants for FPandBP [2018-06-22 09:36:35,032 INFO ]: Backedges is TWOTRACK [2018-06-22 09:36:35,032 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 09:36:35,032 INFO ]: Difference is false [2018-06-22 09:36:35,032 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 09:36:35,032 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 09:36:35,045 INFO ]: Start isEmpty. Operand 10 states. [2018-06-22 09:36:35,058 INFO ]: Finished isEmpty. Found accepting run of length 8 [2018-06-22 09:36:35,058 INFO ]: Found error trace [2018-06-22 09:36:35,059 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-06-22 09:36:35,059 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 09:36:35,066 INFO ]: Analyzing trace with hash 1285054476, now seen corresponding path program 1 times [2018-06-22 09:36:35,068 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 09:36:35,068 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 09:36:35,107 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 09:36:35,107 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 09:36:35,107 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 09:36:35,180 INFO ]: Conjunction of SSA is unsat [2018-06-22 09:36:35,318 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 09:36:35,320 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 09:36:35,320 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-22 09:36:35,321 INFO ]: Interpolant automaton has 3 states [2018-06-22 09:36:35,331 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-22 09:36:35,332 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-22 09:36:35,334 INFO ]: Start difference. First operand 10 states. Second operand 3 states. [2018-06-22 09:36:35,404 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 09:36:35,404 INFO ]: Finished difference Result 9 states and 9 transitions. [2018-06-22 09:36:35,407 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-22 09:36:35,408 INFO ]: Start accepts. Automaton has 3 states. Word has length 7 [2018-06-22 09:36:35,409 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 09:36:35,417 INFO ]: With dead ends: 9 [2018-06-22 09:36:35,417 INFO ]: Without dead ends: 9 [2018-06-22 09:36:35,419 INFO ]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-22 09:36:35,438 INFO ]: Start minimizeSevpa. Operand 9 states. [2018-06-22 09:36:35,454 INFO ]: Finished minimizeSevpa. Reduced states from 9 to 9. [2018-06-22 09:36:35,455 INFO ]: Start removeUnreachable. Operand 9 states. [2018-06-22 09:36:35,456 INFO ]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-06-22 09:36:35,457 INFO ]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 7 [2018-06-22 09:36:35,458 INFO ]: Finished accepts. word is rejected. [2018-06-22 09:36:35,458 INFO ]: Abstraction has 9 states and 9 transitions. [2018-06-22 09:36:35,458 INFO ]: Interpolant automaton has 3 states. [2018-06-22 09:36:35,458 INFO ]: Start isEmpty. Operand 9 states and 9 transitions. [2018-06-22 09:36:35,458 INFO ]: Finished isEmpty. Found accepting run of length 9 [2018-06-22 09:36:35,458 INFO ]: Found error trace [2018-06-22 09:36:35,458 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 09:36:35,458 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 09:36:35,458 INFO ]: Analyzing trace with hash 1180100628, now seen corresponding path program 1 times [2018-06-22 09:36:35,458 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 09:36:35,459 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 09:36:35,459 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 09:36:35,459 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 09:36:35,459 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 09:36:35,547 INFO ]: Conjunction of SSA is sat [2018-06-22 09:36:35,556 INFO ]: Counterexample might be feasible [2018-06-22 09:36:35,581 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 09:36:35 BoogieIcfgContainer [2018-06-22 09:36:35,581 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 09:36:35,582 INFO ]: Toolchain (without parser) took 1095.86 ms. Allocated memory is still 303.0 MB. Free memory was 251.5 MB in the beginning and 204.5 MB in the end (delta: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 3.6 GB. [2018-06-22 09:36:35,583 INFO ]: SmtParser took 0.09 ms. Allocated memory is still 303.0 MB. Free memory is still 268.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 09:36:35,584 INFO ]: ChcToBoogie took 98.32 ms. Allocated memory is still 303.0 MB. Free memory was 250.5 MB in the beginning and 248.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 09:36:35,584 INFO ]: Boogie Preprocessor took 65.59 ms. Allocated memory is still 303.0 MB. Free memory was 248.5 MB in the beginning and 246.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 09:36:35,585 INFO ]: RCFGBuilder took 314.05 ms. Allocated memory is still 303.0 MB. Free memory was 246.5 MB in the beginning and 226.4 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 3.6 GB. [2018-06-22 09:36:35,585 INFO ]: TraceAbstraction took 609.00 ms. Allocated memory is still 303.0 MB. Free memory was 226.4 MB in the beginning and 204.5 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 3.6 GB. [2018-06-22 09:36:35,596 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.09 ms. Allocated memory is still 303.0 MB. Free memory is still 268.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 98.32 ms. Allocated memory is still 303.0 MB. Free memory was 250.5 MB in the beginning and 248.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 65.59 ms. Allocated memory is still 303.0 MB. Free memory was 248.5 MB in the beginning and 246.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 314.05 ms. Allocated memory is still 303.0 MB. Free memory was 246.5 MB in the beginning and 226.4 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 609.00 ms. Allocated memory is still 303.0 MB. Free memory was 226.4 MB in the beginning and 204.5 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 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 gotoProc(0, 0, 0, false, false, false, false, false, false, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, false, 0, 0, 0, 0, 0, false, false, false, 0, 0, 0, 0, 0, 0, 0, false, false, false); [L0] gotoSwitch := gotoSwitch_in; [L0] assume !hbv_False_1_Bool; [L0] hhv_state_0_Int, hhv_state_1_Int, hhv_state_2_Bool, hhv_state_3_Bool, hhv_state_4_Bool, hhv_state_5_Bool, hhv_state_6_Bool, hhv_state_7_Bool, hhv_state_8_Int, hhv_state_9_Int, hhv_state_10_Int, hhv_state_11_Int, hhv_state_12_Int, hhv_state_13_Int, hhv_state_14_Int, hhv_state_15_Int, hhv_state_16_Int, hhv_state_17_Int, hhv_state_18_Int, hhv_state_19_Int, hhv_state_20_Int, hhv_state_21_Int, hhv_state_22_Int, hhv_state_23_Bool, hhv_state_24_Int, hhv_state_25_Int, hhv_state_26_Int, hhv_state_27_Int, hhv_state_28_Int, hhv_state_29_Bool, hhv_state_30_Bool, hhv_state_31_Bool, hhv_state_32_Int, hhv_state_33_Int, hhv_state_34_Int, hhv_state_35_Int, hhv_state_36_Int, hhv_state_37_Int, hhv_state_38_Int, hhv_state_39_Bool, hhv_state_40_Bool, hhv_state_41_Bool := 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] havoc hbv_False_4_Bool, hbv_False_8_Bool, hbv_False_24_Int, hbv_False_3_Int, hbv_False_7_Bool, hbv_False_5_Bool, hbv_False_16_Int, hbv_False_35_Int, hbv_False_10_Int, hbv_False_36_Int, hbv_False_42_Bool, hbv_False_6_Bool, hbv_False_15_Int, hbv_False_30_Int, hbv_False_37_Int, hbv_False_1_Bool, hbv_False_23_Int, hbv_False_40_Bool, hbv_False_38_Int, hbv_False_14_Int, hbv_False_22_Int, hbv_False_33_Int, hbv_False_17_Int, hbv_False_18_Int, hbv_False_28_Int, hbv_False_11_Int, hbv_False_9_Bool, hbv_False_39_Int, hbv_False_29_Int, hbv_False_19_Int, hbv_False_32_Bool, hbv_False_41_Bool, hbv_False_25_Bool, hbv_False_12_Int, hbv_False_31_Bool, hbv_False_20_Int, hbv_False_27_Int, hbv_False_34_Int, hbv_False_2_Int, hbv_False_13_Int, hbv_False_21_Int, hbv_False_26_Int; [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] hhv_state_0_Int, hhv_state_1_Int, hhv_state_2_Bool, hhv_state_3_Bool, hhv_state_4_Bool, hhv_state_5_Bool, hhv_state_6_Bool, hhv_state_7_Bool, hhv_state_8_Int, hhv_state_9_Int, hhv_state_10_Int, hhv_state_11_Int, hhv_state_12_Int, hhv_state_13_Int, hhv_state_14_Int, hhv_state_15_Int, hhv_state_16_Int, hhv_state_17_Int, hhv_state_18_Int, hhv_state_19_Int, hhv_state_20_Int, hhv_state_21_Int, hhv_state_22_Int, hhv_state_23_Bool, hhv_state_24_Int, hhv_state_25_Int, hhv_state_26_Int, hhv_state_27_Int, hhv_state_28_Int, hhv_state_29_Bool, hhv_state_30_Bool, hhv_state_31_Bool, hhv_state_32_Int, hhv_state_33_Int, hhv_state_34_Int, hhv_state_35_Int, hhv_state_36_Int, hhv_state_37_Int, hhv_state_38_Int, hhv_state_39_Bool, hhv_state_40_Bool, hhv_state_41_Bool := 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] havoc hbv_state_16_Bool, hbv_state_23_Int, hbv_state_42_Bool, hbv_state_21_Int, hbv_state_30_Int, hbv_state_9_Int, hbv_state_35_Int, hbv_state_11_Int, hbv_state_25_Bool, hbv_state_8_Int, hbv_state_14_Bool, hbv_state_12_Int, hbv_state_28_Bool, hbv_state_37_Int, hbv_state_39_Int, hbv_state_34_Int, hbv_state_5_Int, hbv_state_19_Int, hbv_state_32_Int, hbv_state_27_Bool, hbv_state_3_Bool, hbv_state_15_Int, hbv_state_20_Int, hbv_state_38_Int, hbv_state_22_Bool, hbv_state_36_Int, hbv_state_17_Bool, hbv_state_24_Int, hbv_state_1_Int, hbv_state_26_Bool, hbv_state_4_Int, hbv_state_33_Int, hbv_state_40_Bool, hbv_state_2_Int, hbv_state_6_Int, hbv_state_29_Bool, hbv_state_13_Int, hbv_state_41_Bool, hbv_state_7_Int, hbv_state_10_Int, hbv_state_31_Int, hbv_state_18_Int; [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 gotoProc(0, 0, 0, false, false, false, false, false, false, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, false, 0, 0, 0, 0, 0, false, false, false, 0, 0, 0, 0, 0, 0, 0, false, false, false); [L0] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 10 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 7 SDtfs, 0 SDslu, 5 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 42 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_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_09-36-35-616.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/PRODUCER_CONSUMMER_luke_1.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_09-36-35-616.csv Received shutdown request...