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_z3.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test17_3_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c17473d-m [2018-02-04 20:45:41,588 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-04 20:45:41,589 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-04 20:45:41,602 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-04 20:45:41,602 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-04 20:45:41,603 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-04 20:45:41,603 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-04 20:45:41,605 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-04 20:45:41,607 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-04 20:45:41,607 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-04 20:45:41,608 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-04 20:45:41,608 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-04 20:45:41,609 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-04 20:45:41,610 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-04 20:45:41,611 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-04 20:45:41,613 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-04 20:45:41,614 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-04 20:45:41,616 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-04 20:45:41,617 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-04 20:45:41,617 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-04 20:45:41,619 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-02-04 20:45:41,623 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-04 20:45:41,623 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-04 20:45:41,623 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf [2018-02-04 20:45:41,632 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-04 20:45:41,632 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-04 20:45:41,633 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-04 20:45:41,633 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-04 20:45:41,633 INFO L133 SettingsManager]: * Use SBE=true [2018-02-04 20:45:41,634 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-04 20:45:41,634 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-04 20:45:41,634 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-04 20:45:41,634 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-04 20:45:41,634 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-04 20:45:41,634 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-04 20:45:41,634 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-04 20:45:41,634 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-04 20:45:41,634 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-04 20:45:41,635 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-04 20:45:41,635 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-04 20:45:41,635 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-04 20:45:41,635 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-04 20:45:41,635 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-04 20:45:41,635 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-04 20:45:41,635 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-04 20:45:41,635 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-02-04 20:45:41,635 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-02-04 20:45:41,636 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:45:41,662 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-04 20:45:41,670 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-04 20:45:41,672 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-04 20:45:41,673 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-04 20:45:41,673 INFO L276 PluginConnector]: CDTParser initialized [2018-02-04 20:45:41,674 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test17_3_false-valid-memtrack.i [2018-02-04 20:45:41,820 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-04 20:45:41,821 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-04 20:45:41,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-04 20:45:41,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-04 20:45:41,826 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-04 20:45:41,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 08:45:41" (1/1) ... [2018-02-04 20:45:41,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ab8a954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:45:41, skipping insertion in model container [2018-02-04 20:45:41,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 08:45:41" (1/1) ... [2018-02-04 20:45:41,839 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 20:45:41,874 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 20:45:41,965 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 20:45:41,981 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 20:45:41,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:45:41 WrapperNode [2018-02-04 20:45:41,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-04 20:45:41,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-04 20:45:41,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-04 20:45:41,987 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-04 20:45:41,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:45:41" (1/1) ... [2018-02-04 20:45:41,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:45:41" (1/1) ... [2018-02-04 20:45:42,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:45:41" (1/1) ... [2018-02-04 20:45:42,002 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:45:41" (1/1) ... [2018-02-04 20:45:42,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:45:41" (1/1) ... [2018-02-04 20:45:42,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:45:41" (1/1) ... [2018-02-04 20:45:42,009 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:45:41" (1/1) ... [2018-02-04 20:45:42,011 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-04 20:45:42,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-04 20:45:42,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-04 20:45:42,011 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-04 20:45:42,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:45:41" (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 [2018-02-04 20:45:42,053 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-04 20:45:42,060 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-04 20:45:42,060 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-02-04 20:45:42,060 INFO L136 BoogieDeclarations]: Found implementation of procedure alloc_17 [2018-02-04 20:45:42,060 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-02-04 20:45:42,060 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-04 20:45:42,060 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-02-04 20:45:42,060 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-02-04 20:45:42,060 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-02-04 20:45:42,061 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-02-04 20:45:42,061 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-02-04 20:45:42,061 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-02-04 20:45:42,061 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-02-04 20:45:42,061 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-04 20:45:42,061 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-02-04 20:45:42,061 INFO L128 BoogieDeclarations]: Found specification of procedure alloc_17 [2018-02-04 20:45:42,061 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-02-04 20:45:42,061 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-04 20:45:42,062 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-04 20:45:42,062 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-04 20:45:42,242 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-04 20:45:42,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 08:45:42 BoogieIcfgContainer [2018-02-04 20:45:42,243 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-04 20:45:42,243 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-04 20:45:42,243 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-04 20:45:42,246 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-04 20:45:42,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.02 08:45:41" (1/3) ... [2018-02-04 20:45:42,246 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@710e4625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 08:45:42, skipping insertion in model container [2018-02-04 20:45:42,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 08:45:41" (2/3) ... [2018-02-04 20:45:42,247 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@710e4625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 08:45:42, skipping insertion in model container [2018-02-04 20:45:42,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 08:45:42" (3/3) ... [2018-02-04 20:45:42,248 INFO L107 eAbstractionObserver]: Analyzing ICFG memleaks_test17_3_false-valid-memtrack.i [2018-02-04 20:45:42,252 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-02-04 20:45:42,256 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 13 error locations. [2018-02-04 20:45:42,286 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-04 20:45:42,287 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-04 20:45:42,287 INFO L324 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-02-04 20:45:42,287 INFO L325 AbstractCegarLoop]: Backedges is CANONICAL [2018-02-04 20:45:42,287 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-04 20:45:42,287 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-04 20:45:42,287 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-04 20:45:42,287 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-04 20:45:42,288 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-04 20:45:42,299 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states. [2018-02-04 20:45:42,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-02-04 20:45:42,307 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 20:45:42,308 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 20:45:42,308 INFO L371 AbstractCegarLoop]: === Iteration 1 === [alloc_17Err4RequiresViolation, alloc_17Err6RequiresViolation, alloc_17Err2RequiresViolation, alloc_17Err0RequiresViolation, alloc_17Err1RequiresViolation, alloc_17Err7RequiresViolation, alloc_17Err3RequiresViolation, alloc_17Err5RequiresViolation, mainErr0EnsuresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr2RequiresViolation, entry_pointErr3RequiresViolation]=== [2018-02-04 20:45:42,312 INFO L82 PathProgramCache]: Analyzing trace with hash 1525029176, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:45:42,322 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 20:45:42,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:45:42,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:45:42,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:45:42,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:45:42,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:45:42,484 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 20:45:42,484 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-02-04 20:45:42,485 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 20:45:42,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:45:42,486 INFO L182 omatonBuilderFactory]: Interpolants [65#true, 81#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 66#false, 82#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 70#(= |#valid| |old(#valid)|), 87#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|))] [2018-02-04 20:45:42,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:45:42,487 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-02-04 20:45:42,499 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-02-04 20:45:42,499 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-02-04 20:45:42,502 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 6 states. [2018-02-04 20:45:42,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 20:45:42,829 INFO L93 Difference]: Finished difference Result 134 states and 160 transitions. [2018-02-04 20:45:42,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-02-04 20:45:42,830 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2018-02-04 20:45:42,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 20:45:42,838 INFO L225 Difference]: With dead ends: 134 [2018-02-04 20:45:42,838 INFO L226 Difference]: Without dead ends: 127 [2018-02-04 20:45:42,840 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2018-02-04 20:45:42,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2018-02-04 20:45:42,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 63. [2018-02-04 20:45:42,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-02-04 20:45:42,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 70 transitions. [2018-02-04 20:45:42,915 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 70 transitions. Word has length 17 [2018-02-04 20:45:42,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 20:45:42,915 INFO L432 AbstractCegarLoop]: Abstraction has 63 states and 70 transitions. [2018-02-04 20:45:42,915 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-02-04 20:45:42,915 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 70 transitions. [2018-02-04 20:45:42,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-02-04 20:45:42,916 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 20:45:42,917 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 20:45:42,917 INFO L371 AbstractCegarLoop]: === Iteration 2 === [alloc_17Err4RequiresViolation, alloc_17Err6RequiresViolation, alloc_17Err2RequiresViolation, alloc_17Err0RequiresViolation, alloc_17Err1RequiresViolation, alloc_17Err7RequiresViolation, alloc_17Err3RequiresViolation, alloc_17Err5RequiresViolation, mainErr0EnsuresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr2RequiresViolation, entry_pointErr3RequiresViolation]=== [2018-02-04 20:45:42,917 INFO L82 PathProgramCache]: Analyzing trace with hash 1524292544, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:45:42,921 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 20:45:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:45:42,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:45:42,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:45:42,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:45:42,994 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 20:45:42,994 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-02-04 20:45:42,994 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 20:45:42,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:45:42,994 INFO L182 omatonBuilderFactory]: Interpolants [289#true, 290#false, 298#(and (= 0 |entry_point_#t~ret8.offset|) (= 0 |entry_point_#t~ret8.base|)), 299#(and (= entry_point_~array~0.base 0) (= entry_point_~array~0.offset 0)), 300#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 301#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 302#(and (= 0 |ldv_malloc_#res.offset|) (= 0 |ldv_malloc_#res.base|))] [2018-02-04 20:45:42,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:45:42,996 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-02-04 20:45:42,996 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-02-04 20:45:42,996 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-02-04 20:45:42,996 INFO L87 Difference]: Start difference. First operand 63 states and 70 transitions. Second operand 7 states. [2018-02-04 20:45:43,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 20:45:43,224 INFO L93 Difference]: Finished difference Result 87 states and 98 transitions. [2018-02-04 20:45:43,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-02-04 20:45:43,224 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2018-02-04 20:45:43,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 20:45:43,225 INFO L225 Difference]: With dead ends: 87 [2018-02-04 20:45:43,226 INFO L226 Difference]: Without dead ends: 85 [2018-02-04 20:45:43,226 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-02-04 20:45:43,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-02-04 20:45:43,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 61. [2018-02-04 20:45:43,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-02-04 20:45:43,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 67 transitions. [2018-02-04 20:45:43,231 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 67 transitions. Word has length 17 [2018-02-04 20:45:43,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 20:45:43,231 INFO L432 AbstractCegarLoop]: Abstraction has 61 states and 67 transitions. [2018-02-04 20:45:43,231 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-02-04 20:45:43,231 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 67 transitions. [2018-02-04 20:45:43,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-02-04 20:45:43,232 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 20:45:43,232 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 20:45:43,232 INFO L371 AbstractCegarLoop]: === Iteration 3 === [alloc_17Err4RequiresViolation, alloc_17Err6RequiresViolation, alloc_17Err2RequiresViolation, alloc_17Err0RequiresViolation, alloc_17Err1RequiresViolation, alloc_17Err7RequiresViolation, alloc_17Err3RequiresViolation, alloc_17Err5RequiresViolation, mainErr0EnsuresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr2RequiresViolation, entry_pointErr3RequiresViolation]=== [2018-02-04 20:45:43,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1268239334, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:45:43,236 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 20:45:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:45:43,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:45:43,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:45:43,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:45:43,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:45:43,311 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 20:45:43,311 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-02-04 20:45:43,311 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 20:45:43,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:45:43,311 INFO L182 omatonBuilderFactory]: Interpolants [485#(not (= 0 |entry_point_#t~ret8.base|)), 486#(not (= 0 entry_point_~array~0.base)), 487#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 488#(not (= 0 |ldv_malloc_#t~malloc1.base|)), 489#(not (= 0 |ldv_malloc_#res.base|)), 460#true, 461#false, 477#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 478#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-02-04 20:45:43,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:45:43,312 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-02-04 20:45:43,312 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-02-04 20:45:43,312 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-02-04 20:45:43,312 INFO L87 Difference]: Start difference. First operand 61 states and 67 transitions. Second operand 9 states. [2018-02-04 20:45:43,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 20:45:43,539 INFO L93 Difference]: Finished difference Result 104 states and 119 transitions. [2018-02-04 20:45:43,539 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-02-04 20:45:43,539 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 19 [2018-02-04 20:45:43,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 20:45:43,541 INFO L225 Difference]: With dead ends: 104 [2018-02-04 20:45:43,541 INFO L226 Difference]: Without dead ends: 104 [2018-02-04 20:45:43,541 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2018-02-04 20:45:43,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2018-02-04 20:45:43,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 61. [2018-02-04 20:45:43,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-02-04 20:45:43,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 66 transitions. [2018-02-04 20:45:43,546 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 66 transitions. Word has length 19 [2018-02-04 20:45:43,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 20:45:43,546 INFO L432 AbstractCegarLoop]: Abstraction has 61 states and 66 transitions. [2018-02-04 20:45:43,547 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-02-04 20:45:43,547 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 66 transitions. [2018-02-04 20:45:43,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-02-04 20:45:43,547 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 20:45:43,547 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 20:45:43,547 INFO L371 AbstractCegarLoop]: === Iteration 4 === [alloc_17Err4RequiresViolation, alloc_17Err6RequiresViolation, alloc_17Err2RequiresViolation, alloc_17Err0RequiresViolation, alloc_17Err1RequiresViolation, alloc_17Err7RequiresViolation, alloc_17Err3RequiresViolation, alloc_17Err5RequiresViolation, mainErr0EnsuresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr2RequiresViolation, entry_pointErr3RequiresViolation]=== [2018-02-04 20:45:43,548 INFO L82 PathProgramCache]: Analyzing trace with hash -1268975966, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:45:43,551 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 20:45:43,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:45:43,561 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-02-04 20:45:43,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:45:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:45:43,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:45:43,626 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 20:45:43,626 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-02-04 20:45:43,626 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 20:45:43,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:45:43,626 INFO L182 omatonBuilderFactory]: Interpolants [673#(= 1 (select |#valid| |entry_point_#t~ret8.base|)), 674#(= 1 (select |#valid| entry_point_~array~0.base)), 675#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 676#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 677#(= |#valid| |old(#valid)|), 662#true, 678#(= |#valid| (store |old(#valid)| |ldv_malloc_#t~malloc1.base| 1)), 663#false, 679#(= |#valid| (store |old(#valid)| |ldv_malloc_#res.base| 1))] [2018-02-04 20:45:43,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 20:45:43,627 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-02-04 20:45:43,627 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-02-04 20:45:43,627 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-02-04 20:45:43,627 INFO L87 Difference]: Start difference. First operand 61 states and 66 transitions. Second operand 9 states. [2018-02-04 20:45:43,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 20:45:43,797 INFO L93 Difference]: Finished difference Result 85 states and 95 transitions. [2018-02-04 20:45:43,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-02-04 20:45:43,797 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 19 [2018-02-04 20:45:43,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 20:45:43,798 INFO L225 Difference]: With dead ends: 85 [2018-02-04 20:45:43,798 INFO L226 Difference]: Without dead ends: 85 [2018-02-04 20:45:43,798 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2018-02-04 20:45:43,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-02-04 20:45:43,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 76. [2018-02-04 20:45:43,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2018-02-04 20:45:43,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 89 transitions. [2018-02-04 20:45:43,804 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 89 transitions. Word has length 19 [2018-02-04 20:45:43,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 20:45:43,804 INFO L432 AbstractCegarLoop]: Abstraction has 76 states and 89 transitions. [2018-02-04 20:45:43,804 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-02-04 20:45:43,804 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 89 transitions. [2018-02-04 20:45:43,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-02-04 20:45:43,804 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 20:45:43,805 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 20:45:43,805 INFO L371 AbstractCegarLoop]: === Iteration 5 === [alloc_17Err4RequiresViolation, alloc_17Err6RequiresViolation, alloc_17Err2RequiresViolation, alloc_17Err0RequiresViolation, alloc_17Err1RequiresViolation, alloc_17Err7RequiresViolation, alloc_17Err3RequiresViolation, alloc_17Err5RequiresViolation, mainErr0EnsuresViolation, entry_pointErr0RequiresViolation, entry_pointErr1RequiresViolation, entry_pointErr2RequiresViolation, entry_pointErr3RequiresViolation]=== [2018-02-04 20:45:43,805 INFO L82 PathProgramCache]: Analyzing trace with hash -1268975965, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-04 20:45:43,808 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 20:45:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 20:45:43,838 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-02-04 20:45:43,839 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 107 column 452: Sort mismatch at argument #1 for function (declare-fun >= (Int Int) Bool) supplied sort is Bool at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:206) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseInterpolants(Executor.java:255) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.readInterpolants(ScriptorWithGetInterpolants.java:136) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.getInterpolants(ScriptorWithGetInterpolants.java:64) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.getInterpolants(DiffWrapperScript.java:260) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:186) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:283) 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.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:298) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:200) 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.FixedTraceAbstractionRefinementStrategy.getTraceCheck(FixedTraceAbstractionRefinementStrategy.java:131) 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) [2018-02-04 20:45:43,842 INFO L168 Benchmark]: Toolchain (without parser) took 2021.42 ms. Allocated memory was 399.5 MB in the beginning and 615.5 MB in the end (delta: 216.0 MB). Free memory was 356.4 MB in the beginning and 554.4 MB in the end (delta: -198.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 5.3 GB. [2018-02-04 20:45:43,843 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 399.5 MB. Free memory is still 363.0 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 20:45:43,843 INFO L168 Benchmark]: CACSL2BoogieTranslator took 165.33 ms. Allocated memory is still 399.5 MB. Free memory was 356.4 MB in the beginning and 343.2 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 5.3 GB. [2018-02-04 20:45:43,844 INFO L168 Benchmark]: Boogie Preprocessor took 23.75 ms. Allocated memory is still 399.5 MB. Free memory was 343.2 MB in the beginning and 341.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. [2018-02-04 20:45:43,844 INFO L168 Benchmark]: RCFGBuilder took 231.59 ms. Allocated memory is still 399.5 MB. Free memory was 341.8 MB in the beginning and 319.7 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 5.3 GB. [2018-02-04 20:45:43,844 INFO L168 Benchmark]: TraceAbstraction took 1598.00 ms. Allocated memory was 399.5 MB in the beginning and 615.5 MB in the end (delta: 216.0 MB). Free memory was 319.7 MB in the beginning and 554.4 MB in the end (delta: -234.7 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 20:45:43,846 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 399.5 MB. Free memory is still 363.0 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 165.33 ms. Allocated memory is still 399.5 MB. Free memory was 356.4 MB in the beginning and 343.2 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 23.75 ms. Allocated memory is still 399.5 MB. Free memory was 343.2 MB in the beginning and 341.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 231.59 ms. Allocated memory is still 399.5 MB. Free memory was 341.8 MB in the beginning and 319.7 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1598.00 ms. Allocated memory was 399.5 MB in the beginning and 615.5 MB in the end (delta: 216.0 MB). Free memory was 319.7 MB in the beginning and 554.4 MB in the end (delta: -234.7 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 107 column 452: Sort mismatch at argument #1 for function (declare-fun >= (Int Int) Bool) supplied sort is Bool de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 107 column 452: Sort mismatch at argument #1 for function (declare-fun >= (Int Int) Bool) supplied sort is Bool: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) 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/memleaks_test17_3_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-04_20-45-43-854.csv Received shutdown request...