java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf -i ../../../trunk/examples/svcomp/array-memsafety/java_BubbleSort-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-a74eeac-m [2018-02-02 20:59:25,602 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-02 20:59:25,603 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-02 20:59:25,614 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-02 20:59:25,614 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-02 20:59:25,615 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-02 20:59:25,615 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-02 20:59:25,617 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-02 20:59:25,618 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-02 20:59:25,619 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-02 20:59:25,619 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-02 20:59:25,620 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-02 20:59:25,620 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-02 20:59:25,621 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-02 20:59:25,622 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-02 20:59:25,624 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-02 20:59:25,625 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-02 20:59:25,627 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-02 20:59:25,628 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-02 20:59:25,629 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-02 20:59:25,630 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-02-02 20:59:25,634 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-02 20:59:25,635 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-02 20:59:25,635 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf [2018-02-02 20:59:25,644 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-02 20:59:25,644 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-02 20:59:25,645 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-02 20:59:25,645 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-02 20:59:25,646 INFO L133 SettingsManager]: * Use SBE=true [2018-02-02 20:59:25,646 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-02 20:59:25,646 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-02 20:59:25,646 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-02 20:59:25,646 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-02 20:59:25,646 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-02 20:59:25,647 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-02 20:59:25,647 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-02 20:59:25,647 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-02 20:59:25,647 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-02-02 20:59:25,647 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-02 20:59:25,647 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-02 20:59:25,647 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-02 20:59:25,648 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-02 20:59:25,648 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-02 20:59:25,648 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-02 20:59:25,648 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-02 20:59:25,648 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-02 20:59:25,648 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-02-02 20:59:25,649 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-02-02 20:59:25,649 INFO L133 SettingsManager]: * Trace refinement strategy=SMTINTERPOL [2018-02-02 20:59:25,678 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-02 20:59:25,689 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-02 20:59:25,693 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-02 20:59:25,694 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-02 20:59:25,695 INFO L276 PluginConnector]: CDTParser initialized [2018-02-02 20:59:25,695 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/java_BubbleSort-alloca_true-valid-memsafety_true-termination.i [2018-02-02 20:59:25,835 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-02 20:59:25,837 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-02 20:59:25,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-02 20:59:25,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-02 20:59:25,844 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-02 20:59:25,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 08:59:25" (1/1) ... [2018-02-02 20:59:25,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dc5225c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 08:59:25, skipping insertion in model container [2018-02-02 20:59:25,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 08:59:25" (1/1) ... [2018-02-02 20:59:25,861 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-02 20:59:25,892 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-02 20:59:25,982 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-02 20:59:25,996 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-02 20:59:26,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 08:59:26 WrapperNode [2018-02-02 20:59:26,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-02 20:59:26,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-02 20:59:26,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-02 20:59:26,003 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-02 20:59:26,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 08:59:26" (1/1) ... [2018-02-02 20:59:26,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 08:59:26" (1/1) ... [2018-02-02 20:59:26,023 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 08:59:26" (1/1) ... [2018-02-02 20:59:26,023 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 08:59:26" (1/1) ... [2018-02-02 20:59:26,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 08:59:26" (1/1) ... [2018-02-02 20:59:26,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 08:59:26" (1/1) ... [2018-02-02 20:59:26,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 08:59:26" (1/1) ... [2018-02-02 20:59:26,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-02 20:59:26,031 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-02 20:59:26,031 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-02 20:59:26,032 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-02 20:59:26,032 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 08:59:26" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 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 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-02 20:59:26,069 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-02 20:59:26,069 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-02 20:59:26,069 INFO L136 BoogieDeclarations]: Found implementation of procedure sort [2018-02-02 20:59:26,069 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-02 20:59:26,069 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-02-02 20:59:26,070 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-02-02 20:59:26,070 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-02-02 20:59:26,070 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-02-02 20:59:26,070 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-02-02 20:59:26,070 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-02 20:59:26,070 INFO L128 BoogieDeclarations]: Found specification of procedure sort [2018-02-02 20:59:26,070 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-02 20:59:26,070 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-02 20:59:26,070 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-02 20:59:26,212 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-02 20:59:26,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 08:59:26 BoogieIcfgContainer [2018-02-02 20:59:26,213 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-02 20:59:26,213 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-02 20:59:26,213 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-02 20:59:26,215 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-02 20:59:26,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.02 08:59:25" (1/3) ... [2018-02-02 20:59:26,216 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@514ba4fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 08:59:26, skipping insertion in model container [2018-02-02 20:59:26,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 08:59:26" (2/3) ... [2018-02-02 20:59:26,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@514ba4fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 08:59:26, skipping insertion in model container [2018-02-02 20:59:26,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 08:59:26" (3/3) ... [2018-02-02 20:59:26,218 INFO L107 eAbstractionObserver]: Analyzing ICFG java_BubbleSort-alloca_true-valid-memsafety_true-termination.i [2018-02-02 20:59:26,224 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-02-02 20:59:26,229 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 13 error locations. [2018-02-02 20:59:26,264 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-02 20:59:26,264 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-02 20:59:26,264 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-02-02 20:59:26,265 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-02-02 20:59:26,265 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-02 20:59:26,265 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-02 20:59:26,265 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-02 20:59:26,265 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-02 20:59:26,266 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-02 20:59:26,279 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states. [2018-02-02 20:59:26,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-02-02 20:59:26,289 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 20:59:26,290 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 20:59:26,290 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation, sortErr7RequiresViolation, sortErr11RequiresViolation, sortErr0RequiresViolation, sortErr3RequiresViolation, sortErr9RequiresViolation, sortErr1RequiresViolation, sortErr2RequiresViolation, sortErr8RequiresViolation, sortErr10RequiresViolation, sortErr6RequiresViolation, sortErr4RequiresViolation, sortErr5RequiresViolation]=== [2018-02-02 20:59:26,294 INFO L82 PathProgramCache]: Analyzing trace with hash -1780471319, now seen corresponding path program 1 times [2018-02-02 20:59:26,296 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-02-02 20:59:26,296 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-02-02 20:59:26,345 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-02 20:59:26,345 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-02-02 20:59:26,345 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-02 20:59:26,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 20:59:26,399 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 20:59:26,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 20:59:26,502 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-02 20:59:26,503 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-02-02 20:59:26,504 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-02-02 20:59:26,517 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-02-02 20:59:26,518 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-02-02 20:59:26,520 INFO L87 Difference]: Start difference. First operand 48 states. Second operand 6 states. [2018-02-02 20:59:26,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-02 20:59:26,643 INFO L93 Difference]: Finished difference Result 42 states and 45 transitions. [2018-02-02 20:59:26,644 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-02-02 20:59:26,645 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 16 [2018-02-02 20:59:26,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-02 20:59:26,702 INFO L225 Difference]: With dead ends: 42 [2018-02-02 20:59:26,703 INFO L226 Difference]: Without dead ends: 39 [2018-02-02 20:59:26,704 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-02-02 20:59:26,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2018-02-02 20:59:26,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2018-02-02 20:59:26,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-02-02 20:59:26,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 42 transitions. [2018-02-02 20:59:26,728 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 42 transitions. Word has length 16 [2018-02-02 20:59:26,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-02 20:59:26,729 INFO L432 AbstractCegarLoop]: Abstraction has 39 states and 42 transitions. [2018-02-02 20:59:26,729 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-02-02 20:59:26,729 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2018-02-02 20:59:26,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-02-02 20:59:26,729 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 20:59:26,730 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 20:59:26,730 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr0EnsuresViolation, sortErr7RequiresViolation, sortErr11RequiresViolation, sortErr0RequiresViolation, sortErr3RequiresViolation, sortErr9RequiresViolation, sortErr1RequiresViolation, sortErr2RequiresViolation, sortErr8RequiresViolation, sortErr10RequiresViolation, sortErr6RequiresViolation, sortErr4RequiresViolation, sortErr5RequiresViolation]=== [2018-02-02 20:59:26,730 INFO L82 PathProgramCache]: Analyzing trace with hash -1780471318, now seen corresponding path program 1 times [2018-02-02 20:59:26,730 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-02-02 20:59:26,730 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-02-02 20:59:26,731 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-02 20:59:26,731 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-02-02 20:59:26,731 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-02 20:59:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 20:59:26,749 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 20:59:26,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 20:59:26,804 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-02 20:59:26,804 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-02-02 20:59:26,806 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-02-02 20:59:26,806 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-02-02 20:59:26,806 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-02-02 20:59:26,807 INFO L87 Difference]: Start difference. First operand 39 states and 42 transitions. Second operand 6 states. [2018-02-02 20:59:26,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-02 20:59:26,838 INFO L93 Difference]: Finished difference Result 52 states and 54 transitions. [2018-02-02 20:59:26,839 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-02-02 20:59:26,839 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 16 [2018-02-02 20:59:26,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-02 20:59:26,840 INFO L225 Difference]: With dead ends: 52 [2018-02-02 20:59:26,840 INFO L226 Difference]: Without dead ends: 52 [2018-02-02 20:59:26,841 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-02-02 20:59:26,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-02-02 20:59:26,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 47. [2018-02-02 20:59:26,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-02-02 20:59:26,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 50 transitions. [2018-02-02 20:59:26,845 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 50 transitions. Word has length 16 [2018-02-02 20:59:26,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-02 20:59:26,846 INFO L432 AbstractCegarLoop]: Abstraction has 47 states and 50 transitions. [2018-02-02 20:59:26,846 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-02-02 20:59:26,846 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2018-02-02 20:59:26,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-02-02 20:59:26,847 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 20:59:26,847 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 20:59:26,847 INFO L371 AbstractCegarLoop]: === Iteration 3 === [mainErr0EnsuresViolation, sortErr7RequiresViolation, sortErr11RequiresViolation, sortErr0RequiresViolation, sortErr3RequiresViolation, sortErr9RequiresViolation, sortErr1RequiresViolation, sortErr2RequiresViolation, sortErr8RequiresViolation, sortErr10RequiresViolation, sortErr6RequiresViolation, sortErr4RequiresViolation, sortErr5RequiresViolation]=== [2018-02-02 20:59:26,847 INFO L82 PathProgramCache]: Analyzing trace with hash 2121468968, now seen corresponding path program 1 times [2018-02-02 20:59:26,847 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-02-02 20:59:26,847 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-02-02 20:59:26,848 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-02 20:59:26,848 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-02-02 20:59:26,849 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-02 20:59:26,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 20:59:26,860 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 20:59:26,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 20:59:26,951 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-02 20:59:26,951 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-02-02 20:59:26,951 INFO L409 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-02-02 20:59:26,951 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-02-02 20:59:26,952 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-02-02 20:59:26,952 INFO L87 Difference]: Start difference. First operand 47 states and 50 transitions. Second operand 8 states. [2018-02-02 20:59:27,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-02 20:59:27,097 INFO L93 Difference]: Finished difference Result 67 states and 73 transitions. [2018-02-02 20:59:27,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-02-02 20:59:27,097 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 16 [2018-02-02 20:59:27,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-02 20:59:27,099 INFO L225 Difference]: With dead ends: 67 [2018-02-02 20:59:27,099 INFO L226 Difference]: Without dead ends: 67 [2018-02-02 20:59:27,100 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-02-02 20:59:27,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2018-02-02 20:59:27,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 56. [2018-02-02 20:59:27,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-02-02 20:59:27,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 63 transitions. [2018-02-02 20:59:27,105 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 63 transitions. Word has length 16 [2018-02-02 20:59:27,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-02 20:59:27,105 INFO L432 AbstractCegarLoop]: Abstraction has 56 states and 63 transitions. [2018-02-02 20:59:27,105 INFO L433 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-02-02 20:59:27,105 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 63 transitions. [2018-02-02 20:59:27,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-02-02 20:59:27,106 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 20:59:27,106 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 20:59:27,106 INFO L371 AbstractCegarLoop]: === Iteration 4 === [mainErr0EnsuresViolation, sortErr7RequiresViolation, sortErr11RequiresViolation, sortErr0RequiresViolation, sortErr3RequiresViolation, sortErr9RequiresViolation, sortErr1RequiresViolation, sortErr2RequiresViolation, sortErr8RequiresViolation, sortErr10RequiresViolation, sortErr6RequiresViolation, sortErr4RequiresViolation, sortErr5RequiresViolation]=== [2018-02-02 20:59:27,106 INFO L82 PathProgramCache]: Analyzing trace with hash 1341028550, now seen corresponding path program 1 times [2018-02-02 20:59:27,106 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-02-02 20:59:27,106 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-02-02 20:59:27,107 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-02 20:59:27,107 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-02-02 20:59:27,107 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-02 20:59:27,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 20:59:27,118 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 20:59:27,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 20:59:27,194 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-02 20:59:27,194 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-02-02 20:59:27,194 INFO L409 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-02-02 20:59:27,194 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-02-02 20:59:27,194 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-02-02 20:59:27,195 INFO L87 Difference]: Start difference. First operand 56 states and 63 transitions. Second operand 8 states. [2018-02-02 20:59:27,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-02 20:59:27,364 INFO L93 Difference]: Finished difference Result 101 states and 116 transitions. [2018-02-02 20:59:27,364 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-02-02 20:59:27,365 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2018-02-02 20:59:27,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-02 20:59:27,365 INFO L225 Difference]: With dead ends: 101 [2018-02-02 20:59:27,365 INFO L226 Difference]: Without dead ends: 101 [2018-02-02 20:59:27,366 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2018-02-02 20:59:27,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2018-02-02 20:59:27,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 87. [2018-02-02 20:59:27,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-02-02 20:59:27,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 102 transitions. [2018-02-02 20:59:27,370 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 102 transitions. Word has length 17 [2018-02-02 20:59:27,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-02 20:59:27,370 INFO L432 AbstractCegarLoop]: Abstraction has 87 states and 102 transitions. [2018-02-02 20:59:27,370 INFO L433 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-02-02 20:59:27,370 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 102 transitions. [2018-02-02 20:59:27,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-02-02 20:59:27,370 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 20:59:27,370 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 20:59:27,371 INFO L371 AbstractCegarLoop]: === Iteration 5 === [mainErr0EnsuresViolation, sortErr7RequiresViolation, sortErr11RequiresViolation, sortErr0RequiresViolation, sortErr3RequiresViolation, sortErr9RequiresViolation, sortErr1RequiresViolation, sortErr2RequiresViolation, sortErr8RequiresViolation, sortErr10RequiresViolation, sortErr6RequiresViolation, sortErr4RequiresViolation, sortErr5RequiresViolation]=== [2018-02-02 20:59:27,371 INFO L82 PathProgramCache]: Analyzing trace with hash 232335457, now seen corresponding path program 1 times [2018-02-02 20:59:27,371 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-02-02 20:59:27,371 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-02-02 20:59:27,371 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-02 20:59:27,371 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-02-02 20:59:27,371 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-02 20:59:27,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 20:59:27,380 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-02 20:59:27,386 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Unknown lemma type! at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkLeafNode(Interpolator.java:299) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.access$1(Interpolator.java:263) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator$ProofTreeWalker.walk(Interpolator.java:132) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.interpolate(Interpolator.java:220) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:201) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:915) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:192) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:281) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsTree(InterpolatingTraceCheckCraig.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackTraceAbstractionRefinementStrategy.getTraceCheck(MultiTrackTraceAbstractionRefinementStrategy.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:397) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:381) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:316) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:292) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:147) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-02-02 20:59:27,389 INFO L168 Benchmark]: Toolchain (without parser) took 1553.13 ms. Allocated memory was 408.9 MB in the beginning and 617.6 MB in the end (delta: 208.7 MB). Free memory was 367.0 MB in the beginning and 484.2 MB in the end (delta: -117.2 MB). Peak memory consumption was 91.5 MB. Max. memory is 5.3 GB. [2018-02-02 20:59:27,390 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 408.9 MB. Free memory is still 372.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-02 20:59:27,390 INFO L168 Benchmark]: CACSL2BoogieTranslator took 164.91 ms. Allocated memory is still 408.9 MB. Free memory was 365.6 MB in the beginning and 355.1 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 5.3 GB. [2018-02-02 20:59:27,391 INFO L168 Benchmark]: Boogie Preprocessor took 28.34 ms. Allocated memory is still 408.9 MB. Free memory was 355.1 MB in the beginning and 353.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. [2018-02-02 20:59:27,391 INFO L168 Benchmark]: RCFGBuilder took 181.52 ms. Allocated memory is still 408.9 MB. Free memory was 353.7 MB in the beginning and 335.2 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 5.3 GB. [2018-02-02 20:59:27,391 INFO L168 Benchmark]: TraceAbstraction took 1175.30 ms. Allocated memory was 408.9 MB in the beginning and 617.6 MB in the end (delta: 208.7 MB). Free memory was 335.2 MB in the beginning and 484.2 MB in the end (delta: -149.0 MB). Peak memory consumption was 59.7 MB. Max. memory is 5.3 GB. [2018-02-02 20:59:27,392 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 408.9 MB. Free memory is still 372.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 164.91 ms. Allocated memory is still 408.9 MB. Free memory was 365.6 MB in the beginning and 355.1 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 28.34 ms. Allocated memory is still 408.9 MB. Free memory was 355.1 MB in the beginning and 353.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 181.52 ms. Allocated memory is still 408.9 MB. Free memory was 353.7 MB in the beginning and 335.2 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1175.30 ms. Allocated memory was 408.9 MB in the beginning and 617.6 MB in the end (delta: 208.7 MB). Free memory was 335.2 MB in the beginning and 484.2 MB in the end (delta: -149.0 MB). Peak memory consumption was 59.7 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Unknown lemma type! de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Unknown lemma type!: de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkLeafNode(Interpolator.java:299) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/java_BubbleSort-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-02_20-59-27-397.csv Received shutdown request...