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/hopv/lia/termination/indirect02.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 01:56:50,897 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 01:56:50,903 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 01:56:50,919 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 01:56:50,920 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 01:56:50,923 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 01:56:50,925 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 01:56:50,927 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 01:56:50,928 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 01:56:50,930 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 01:56:50,931 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 01:56:50,933 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 01:56:50,934 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 01:56:50,937 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 01:56:50,938 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 01:56:50,938 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 01:56:50,951 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 01:56:50,957 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 01:56:50,958 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 01:56:50,960 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 01:56:50,961 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 01:56:50,963 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-22 01:56:50,973 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 01:56:50,980 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 01:56:50,981 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 01:56:50,981 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 01:56:50,982 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 01:56:50,982 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 01:56:50,983 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-22 01:56:51,002 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 01:56:51,003 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 01:56:51,003 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 01:56:51,003 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 01:56:51,004 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 01:56:51,005 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 01:56:51,006 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 01:56:51,006 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 01:56:51,006 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 01:56:51,006 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 01:56:51,006 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 01:56:51,007 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 01:56:51,008 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 01:56:51,008 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 01:56:51,008 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 01:56:51,008 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 01:56:51,008 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 01:56:51,010 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 01:56:51,010 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 01:56:51,065 INFO ]: Repository-Root is: /tmp [2018-06-22 01:56:51,081 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 01:56:51,087 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 01:56:51,089 INFO ]: Initializing SmtParser... [2018-06-22 01:56:51,089 INFO ]: SmtParser initialized [2018-06-22 01:56:51,090 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/hopv/lia/termination/indirect02.smt2 [2018-06-22 01:56:51,091 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 01:56:51,191 INFO ]: Executing SMT file /storage/chc-comp/hopv/lia/termination/indirect02.smt2 unknown [2018-06-22 01:56:51,788 INFO ]: Succesfully executed SMT file /storage/chc-comp/hopv/lia/termination/indirect02.smt2 [2018-06-22 01:56:51,796 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 01:56:51,803 INFO ]: Walking toolchain with 4 elements. [2018-06-22 01:56:51,803 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 01:56:51,803 INFO ]: Initializing ChcToBoogie... [2018-06-22 01:56:51,804 INFO ]: ChcToBoogie initialized [2018-06-22 01:56:51,808 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 01:56:51" (1/1) ... [2018-06-22 01:56:51,868 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:56:51 Unit [2018-06-22 01:56:51,869 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 01:56:51,869 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 01:56:51,869 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 01:56:51,870 INFO ]: Boogie Preprocessor initialized [2018-06-22 01:56:51,891 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:56:51" (1/1) ... [2018-06-22 01:56:51,892 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:56:51" (1/1) ... [2018-06-22 01:56:51,898 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:56:51" (1/1) ... [2018-06-22 01:56:51,898 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:56:51" (1/1) ... [2018-06-22 01:56:51,901 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:56:51" (1/1) ... [2018-06-22 01:56:51,906 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:56:51" (1/1) ... [2018-06-22 01:56:51,908 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:56:51" (1/1) ... [2018-06-22 01:56:51,909 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 01:56:51,910 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 01:56:51,910 INFO ]: Initializing RCFGBuilder... [2018-06-22 01:56:51,910 INFO ]: RCFGBuilder initialized [2018-06-22 01:56:51,916 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:56:51" (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 01:56:51,931 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-22 01:56:51,931 INFO ]: Found specification of procedure gotoProc [2018-06-22 01:56:51,931 INFO ]: Found implementation of procedure gotoProc [2018-06-22 01:56:51,931 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 01:56:51,931 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 01:56:51,931 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 01:56:52,255 INFO ]: Using library mode [2018-06-22 01:56:52,256 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 01:56:52 BoogieIcfgContainer [2018-06-22 01:56:52,256 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 01:56:52,257 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 01:56:52,257 INFO ]: Initializing TraceAbstraction... [2018-06-22 01:56:52,260 INFO ]: TraceAbstraction initialized [2018-06-22 01:56:52,260 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 01:56:51" (1/3) ... [2018-06-22 01:56:52,261 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a229fd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 01:56:52, skipping insertion in model container [2018-06-22 01:56:52,261 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:56:51" (2/3) ... [2018-06-22 01:56:52,262 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a229fd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 01:56:52, skipping insertion in model container [2018-06-22 01:56:52,262 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 01:56:52" (3/3) ... [2018-06-22 01:56:52,263 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 01:56:52,273 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 01:56:52,281 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 01:56:52,342 INFO ]: Using default assertion order modulation [2018-06-22 01:56:52,342 INFO ]: Interprodecural is true [2018-06-22 01:56:52,342 INFO ]: Hoare is false [2018-06-22 01:56:52,342 INFO ]: Compute interpolants for FPandBP [2018-06-22 01:56:52,342 INFO ]: Backedges is TWOTRACK [2018-06-22 01:56:52,342 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 01:56:52,342 INFO ]: Difference is false [2018-06-22 01:56:52,343 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 01:56:52,343 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 01:56:52,360 INFO ]: Start isEmpty. Operand 11 states. [2018-06-22 01:56:52,371 INFO ]: Finished isEmpty. Found accepting run of length 7 [2018-06-22 01:56:52,371 INFO ]: Found error trace [2018-06-22 01:56:52,371 INFO ]: trace histogram [1, 1, 1, 1, 1, 1] [2018-06-22 01:56:52,372 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 01:56:52,377 INFO ]: Analyzing trace with hash 804976024, now seen corresponding path program 1 times [2018-06-22 01:56:52,379 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 01:56:52,379 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 01:56:52,426 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 01:56:52,426 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 01:56:52,426 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 01:56:52,455 INFO ]: Conjunction of SSA is unsat [2018-06-22 01:56:52,489 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 01:56:52,495 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 01:56:52,495 INFO ]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-06-22 01:56:52,497 INFO ]: Interpolant automaton has 2 states [2018-06-22 01:56:52,512 INFO ]: Constructing interpolant automaton starting with 2 interpolants. [2018-06-22 01:56:52,512 INFO ]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-06-22 01:56:52,514 INFO ]: Start difference. First operand 11 states. Second operand 2 states. [2018-06-22 01:56:52,537 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 01:56:52,537 INFO ]: Finished difference Result 9 states and 8 transitions. [2018-06-22 01:56:52,537 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-06-22 01:56:52,538 INFO ]: Start accepts. Automaton has 2 states. Word has length 6 [2018-06-22 01:56:52,538 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 01:56:52,550 INFO ]: With dead ends: 9 [2018-06-22 01:56:52,551 INFO ]: Without dead ends: 9 [2018-06-22 01:56:52,552 INFO ]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-06-22 01:56:52,565 INFO ]: Start minimizeSevpa. Operand 9 states. [2018-06-22 01:56:52,585 INFO ]: Finished minimizeSevpa. Reduced states from 9 to 9. [2018-06-22 01:56:52,586 INFO ]: Start removeUnreachable. Operand 9 states. [2018-06-22 01:56:52,587 INFO ]: Finished removeUnreachable. Reduced from 9 states to 9 states and 8 transitions. [2018-06-22 01:56:52,588 INFO ]: Start accepts. Automaton has 9 states and 8 transitions. Word has length 6 [2018-06-22 01:56:52,588 INFO ]: Finished accepts. word is rejected. [2018-06-22 01:56:52,588 INFO ]: Abstraction has 9 states and 8 transitions. [2018-06-22 01:56:52,588 INFO ]: Interpolant automaton has 2 states. [2018-06-22 01:56:52,588 INFO ]: Start isEmpty. Operand 9 states and 8 transitions. [2018-06-22 01:56:52,589 INFO ]: Finished isEmpty. Found accepting run of length 9 [2018-06-22 01:56:52,589 INFO ]: Found error trace [2018-06-22 01:56:52,589 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 01:56:52,589 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 01:56:52,589 INFO ]: Analyzing trace with hash -1690945982, now seen corresponding path program 1 times [2018-06-22 01:56:52,589 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 01:56:52,589 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 01:56:52,591 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 01:56:52,591 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 01:56:52,591 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 01:56:52,598 INFO ]: Conjunction of SSA is unsat [2018-06-22 01:56:52,653 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 01:56:52,653 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 01:56:52,653 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-22 01:56:52,655 INFO ]: Interpolant automaton has 3 states [2018-06-22 01:56:52,655 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-22 01:56:52,655 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-22 01:56:52,655 INFO ]: Start difference. First operand 9 states and 8 transitions. Second operand 3 states. [2018-06-22 01:56:52,658 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 01:56:52,659 INFO ]: Finished difference Result 5 states and 4 transitions. [2018-06-22 01:56:52,659 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-22 01:56:52,659 INFO ]: Start accepts. Automaton has 3 states. Word has length 8 [2018-06-22 01:56:52,659 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 01:56:52,659 INFO ]: With dead ends: 5 [2018-06-22 01:56:52,659 INFO ]: Without dead ends: 0 [2018-06-22 01:56:52,660 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 01:56:52,660 INFO ]: Start minimizeSevpa. Operand 0 states. [2018-06-22 01:56:52,660 INFO ]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-06-22 01:56:52,660 INFO ]: Start removeUnreachable. Operand 0 states. [2018-06-22 01:56:52,660 INFO ]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-06-22 01:56:52,660 INFO ]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8 [2018-06-22 01:56:52,660 INFO ]: Finished accepts. word is rejected. [2018-06-22 01:56:52,660 INFO ]: Abstraction has 0 states and 0 transitions. [2018-06-22 01:56:52,660 INFO ]: Interpolant automaton has 3 states. [2018-06-22 01:56:52,660 INFO ]: Start isEmpty. Operand 0 states and 0 transitions. [2018-06-22 01:56:52,660 INFO ]: Finished isEmpty. No accepting run. [2018-06-22 01:56:52,665 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 01:56:52 BoogieIcfgContainer [2018-06-22 01:56:52,666 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 01:56:52,667 INFO ]: Toolchain (without parser) took 869.89 ms. Allocated memory is still 310.9 MB. Free memory was 262.3 MB in the beginning and 233.3 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. [2018-06-22 01:56:52,668 INFO ]: SmtParser took 0.09 ms. Allocated memory is still 310.9 MB. Free memory is still 276.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 01:56:52,668 INFO ]: ChcToBoogie took 65.70 ms. Allocated memory is still 310.9 MB. Free memory was 262.3 MB in the beginning and 259.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 01:56:52,669 INFO ]: Boogie Preprocessor took 40.13 ms. Allocated memory is still 310.9 MB. Free memory was 259.3 MB in the beginning and 258.3 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. [2018-06-22 01:56:52,669 INFO ]: RCFGBuilder took 346.00 ms. Allocated memory is still 310.9 MB. Free memory was 258.3 MB in the beginning and 249.3 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 3.6 GB. [2018-06-22 01:56:52,670 INFO ]: TraceAbstraction took 408.48 ms. Allocated memory is still 310.9 MB. Free memory was 248.3 MB in the beginning and 233.3 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 3.6 GB. [2018-06-22 01:56:52,673 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 310.9 MB. Free memory is still 276.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 65.70 ms. Allocated memory is still 310.9 MB. Free memory was 262.3 MB in the beginning and 259.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 40.13 ms. Allocated memory is still 310.9 MB. Free memory was 259.3 MB in the beginning and 258.3 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. * RCFGBuilder took 346.00 ms. Allocated memory is still 310.9 MB. Free memory was 258.3 MB in the beginning and 249.3 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 408.48 ms. Allocated memory is still 310.9 MB. Free memory was 248.3 MB in the beginning and 233.3 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 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 2 procedures, 11 locations, 1 error locations. SAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 12 SDtfs, 0 SDslu, 3 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11occurred 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 95 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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/indirect02.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_01-56-52-688.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/indirect02.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_01-56-52-688.csv Received shutdown request...