java -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/chccomp2018/chcToBoogie_automizer.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/MOESI_2_e3_929_e4_578.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 16:23:26,949 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 16:23:26,951 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 16:23:26,963 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 16:23:26,964 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 16:23:26,965 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 16:23:26,966 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 16:23:26,968 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 16:23:26,970 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 16:23:26,971 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 16:23:26,972 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 16:23:26,972 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 16:23:26,973 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 16:23:26,974 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 16:23:26,975 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 16:23:26,975 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 16:23:26,977 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 16:23:26,979 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 16:23:26,981 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 16:23:26,982 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 16:23:26,983 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 16:23:26,986 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 16:23:26,986 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 16:23:26,986 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 16:23:26,987 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 16:23:26,988 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 16:23:26,989 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 16:23:26,990 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 16:23:26,991 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 16:23:26,991 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 16:23:26,992 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 16:23:26,993 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 16:23:26,993 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 16:23:26,994 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 16:23:26,995 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 16:23:26,995 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 16:23:27,008 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 16:23:27,009 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 16:23:27,009 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 16:23:27,009 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 16:23:27,011 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 16:23:27,011 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 16:23:27,012 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 16:23:27,012 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 16:23:27,012 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 16:23:27,012 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 16:23:27,013 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 16:23:27,013 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 16:23:27,013 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 16:23:27,014 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 16:23:27,014 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 16:23:27,014 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 16:23:27,014 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 16:23:27,016 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 16:23:27,016 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 16:23:27,063 INFO ]: Repository-Root is: /tmp [2018-06-18 16:23:27,080 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 16:23:27,086 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 16:23:27,088 INFO ]: Initializing SmtParser... [2018-06-18 16:23:27,088 INFO ]: SmtParser initialized [2018-06-18 16:23:27,089 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/MOESI_2_e3_929_e4_578.smt2 [2018-06-18 16:23:27,090 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 [2018-06-18 16:23:27,182 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/MOESI_2_e3_929_e4_578.smt2 unknown [2018-06-18 16:23:27,652 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/MOESI_2_e3_929_e4_578.smt2 [2018-06-18 16:23:27,657 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 16:23:27,669 INFO ]: Walking toolchain with 4 elements. [2018-06-18 16:23:27,669 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 16:23:27,670 INFO ]: Initializing ChcToBoogie... [2018-06-18 16:23:27,670 INFO ]: ChcToBoogie initialized [2018-06-18 16:23:27,682 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 04:23:27" (1/1) ... [2018-06-18 16:23:27,846 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:23:27 Unit [2018-06-18 16:23:27,846 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 16:23:27,847 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 16:23:27,847 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 16:23:27,847 INFO ]: Boogie Preprocessor initialized [2018-06-18 16:23:27,865 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:23:27" (1/1) ... [2018-06-18 16:23:27,866 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:23:27" (1/1) ... [2018-06-18 16:23:27,880 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:23:27" (1/1) ... [2018-06-18 16:23:27,880 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:23:27" (1/1) ... [2018-06-18 16:23:27,899 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:23:27" (1/1) ... [2018-06-18 16:23:27,901 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:23:27" (1/1) ... [2018-06-18 16:23:27,903 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:23:27" (1/1) ... [2018-06-18 16:23:27,906 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 16:23:27,907 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 16:23:27,907 INFO ]: Initializing RCFGBuilder... [2018-06-18 16:23:27,907 INFO ]: RCFGBuilder initialized [2018-06-18 16:23:27,908 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:23:27" (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 [2018-06-18 16:23:27,937 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 16:23:27,937 INFO ]: Found specification of procedure False [2018-06-18 16:23:27,937 INFO ]: Found implementation of procedure False [2018-06-18 16:23:27,937 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 16:23:27,937 INFO ]: Found specification of procedure state [2018-06-18 16:23:27,937 INFO ]: Found implementation of procedure state [2018-06-18 16:23:27,937 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 16:23:27,937 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 16:23:27,937 INFO ]: Found implementation of procedure Ultimate.START [2018-06-18 16:23:28,241 INFO ]: Using library mode [2018-06-18 16:23:28,241 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 04:23:28 BoogieIcfgContainer [2018-06-18 16:23:28,241 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 16:23:28,247 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 16:23:28,247 INFO ]: Initializing TraceAbstraction... [2018-06-18 16:23:28,250 INFO ]: TraceAbstraction initialized [2018-06-18 16:23:28,251 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 04:23:27" (1/3) ... [2018-06-18 16:23:28,252 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d58b391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 04:23:28, skipping insertion in model container [2018-06-18 16:23:28,252 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:23:27" (2/3) ... [2018-06-18 16:23:28,252 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d58b391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 04:23:28, skipping insertion in model container [2018-06-18 16:23:28,252 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 04:23:28" (3/3) ... [2018-06-18 16:23:28,256 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 16:23:28,267 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 16:23:28,277 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 16:23:28,317 INFO ]: Using default assertion order modulation [2018-06-18 16:23:28,318 INFO ]: Interprodecural is true [2018-06-18 16:23:28,318 INFO ]: Hoare is false [2018-06-18 16:23:28,318 INFO ]: Compute interpolants for FPandBP [2018-06-18 16:23:28,318 INFO ]: Backedges is TWOTRACK [2018-06-18 16:23:28,318 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 16:23:28,318 INFO ]: Difference is false [2018-06-18 16:23:28,318 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 16:23:28,318 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 16:23:28,332 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 16:23:28,343 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 16:23:28,343 INFO ]: Found error trace [2018-06-18 16:23:28,344 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 16:23:28,344 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 16:23:28,349 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 16:23:28,351 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 16:23:28,351 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 16:23:28,391 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:23:28,391 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:23:28,391 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:23:28,492 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:23:28,511 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 16:23:28,679 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 16:23:28,681 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 16:23:28,681 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 16:23:28,683 INFO ]: Interpolant automaton has 4 states [2018-06-18 16:23:28,694 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 16:23:28,694 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 16:23:28,696 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 16:23:28,835 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 16:23:28,835 INFO ]: Finished difference Result 7 states and 8 transitions. [2018-06-18 16:23:28,836 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 16:23:28,837 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 16:23:28,837 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 16:23:28,849 INFO ]: With dead ends: 7 [2018-06-18 16:23:28,849 INFO ]: Without dead ends: 0 [2018-06-18 16:23:28,854 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 [2018-06-18 16:23:28,876 INFO ]: Start minimizeSevpa. Operand 0 states. [2018-06-18 16:23:28,882 INFO ]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-06-18 16:23:28,884 INFO ]: Start removeUnreachable. Operand 0 states. [2018-06-18 16:23:28,884 INFO ]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-06-18 16:23:28,885 INFO ]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 9 [2018-06-18 16:23:28,885 INFO ]: Finished accepts. word is rejected. [2018-06-18 16:23:28,885 INFO ]: Abstraction has 0 states and 0 transitions. [2018-06-18 16:23:28,885 INFO ]: Interpolant automaton has 4 states. [2018-06-18 16:23:28,885 INFO ]: Start isEmpty. Operand 0 states and 0 transitions. [2018-06-18 16:23:28,885 INFO ]: Finished isEmpty. No accepting run. [2018-06-18 16:23:28,894 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 04:23:28 BoogieIcfgContainer [2018-06-18 16:23:28,894 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 16:23:28,895 INFO ]: Toolchain (without parser) took 1236.86 ms. Allocated memory is still 306.2 MB. Free memory was 246.5 MB in the beginning and 194.4 MB in the end (delta: 52.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 3.6 GB. [2018-06-18 16:23:28,896 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 306.2 MB. Free memory is still 271.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 16:23:28,897 INFO ]: ChcToBoogie took 176.63 ms. Allocated memory is still 306.2 MB. Free memory was 245.5 MB in the beginning and 241.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-18 16:23:28,905 INFO ]: Boogie Preprocessor took 59.74 ms. Allocated memory is still 306.2 MB. Free memory was 241.6 MB in the beginning and 240.6 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. [2018-06-18 16:23:28,906 INFO ]: RCFGBuilder took 334.42 ms. Allocated memory is still 306.2 MB. Free memory was 240.6 MB in the beginning and 215.5 MB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 3.6 GB. [2018-06-18 16:23:28,906 INFO ]: TraceAbstraction took 646.41 ms. Allocated memory is still 306.2 MB. Free memory was 215.5 MB in the beginning and 194.4 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 3.6 GB. [2018-06-18 16:23:28,915 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 306.2 MB. Free memory is still 271.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 176.63 ms. Allocated memory is still 306.2 MB. Free memory was 245.5 MB in the beginning and 241.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 59.74 ms. Allocated memory is still 306.2 MB. Free memory was 241.6 MB in the beginning and 240.6 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. * RCFGBuilder took 334.42 ms. Allocated memory is still 306.2 MB. Free memory was 240.6 MB in the beginning and 215.5 MB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 646.41 ms. Allocated memory is still 306.2 MB. Free memory was 215.5 MB in the beginning and 194.4 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [UNKNOWN] : assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. SAFE Result, 0.5s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 7 SDtfs, 0 SDslu, 7 SDs, 0 SdLazy, 5 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 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 correct! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/MOESI_2_e3_929_e4_578.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_16-23-28-929.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/MOESI_2_e3_929_e4_578.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_16-23-28-929.csv Received shutdown request...