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/cav18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf -i ../../../trunk/examples/svcomp/array-memsafety/openbsd_cmemset-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-26d9e06-m [2018-02-02 10:52:11,658 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-02 10:52:11,660 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-02 10:52:11,674 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-02 10:52:11,674 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-02 10:52:11,675 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-02 10:52:11,676 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-02 10:52:11,678 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-02 10:52:11,680 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-02 10:52:11,681 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-02 10:52:11,682 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-02 10:52:11,682 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-02 10:52:11,683 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-02 10:52:11,684 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-02 10:52:11,685 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-02 10:52:11,687 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-02 10:52:11,688 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-02 10:52:11,690 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-02 10:52:11,691 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-02 10:52:11,693 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-02 10:52:11,695 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-02-02 10:52:11,700 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cav18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf [2018-02-02 10:52:11,710 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-02 10:52:11,711 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-02 10:52:11,712 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-02 10:52:11,712 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-02 10:52:11,712 INFO L133 SettingsManager]: * Use SBE=true [2018-02-02 10:52:11,712 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-02 10:52:11,713 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-02 10:52:11,713 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-02 10:52:11,713 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-02 10:52:11,713 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-02 10:52:11,713 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-02 10:52:11,713 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-02 10:52:11,714 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-02 10:52:11,714 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-02-02 10:52:11,714 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-02 10:52:11,714 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-02 10:52:11,714 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-02 10:52:11,714 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-02 10:52:11,714 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-02 10:52:11,715 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-02 10:52:11,715 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-02 10:52:11,715 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-02 10:52:11,715 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-02-02 10:52:11,715 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-02-02 10:52:11,715 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-02 10:52:11,748 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-02 10:52:11,759 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-02 10:52:11,763 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-02 10:52:11,764 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-02 10:52:11,764 INFO L276 PluginConnector]: CDTParser initialized [2018-02-02 10:52:11,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cmemset-alloca_true-valid-memsafety_true-termination.i [2018-02-02 10:52:11,905 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-02 10:52:11,906 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-02 10:52:11,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-02 10:52:11,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-02 10:52:11,910 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-02 10:52:11,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 10:52:11" (1/1) ... [2018-02-02 10:52:11,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cc9cdd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:52:11, skipping insertion in model container [2018-02-02 10:52:11,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 10:52:11" (1/1) ... [2018-02-02 10:52:11,924 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-02 10:52:11,951 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-02 10:52:12,036 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-02 10:52:12,047 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-02 10:52:12,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:52:12 WrapperNode [2018-02-02 10:52:12,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-02 10:52:12,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-02 10:52:12,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-02 10:52:12,052 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-02 10:52:12,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:52:12" (1/1) ... [2018-02-02 10:52:12,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:52:12" (1/1) ... [2018-02-02 10:52:12,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:52:12" (1/1) ... [2018-02-02 10:52:12,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:52:12" (1/1) ... [2018-02-02 10:52:12,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:52:12" (1/1) ... [2018-02-02 10:52:12,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:52:12" (1/1) ... [2018-02-02 10:52:12,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:52:12" (1/1) ... [2018-02-02 10:52:12,074 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-02 10:52:12,075 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-02 10:52:12,075 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-02 10:52:12,075 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-02 10:52:12,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:52:12" (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 10:52:12,112 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-02 10:52:12,112 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-02 10:52:12,112 INFO L136 BoogieDeclarations]: Found implementation of procedure cmemset [2018-02-02 10:52:12,113 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-02 10:52:12,113 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-02-02 10:52:12,113 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-02-02 10:52:12,113 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-02-02 10:52:12,113 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-02-02 10:52:12,113 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-02-02 10:52:12,113 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-02 10:52:12,113 INFO L128 BoogieDeclarations]: Found specification of procedure cmemset [2018-02-02 10:52:12,113 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-02 10:52:12,114 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-02 10:52:12,114 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-02 10:52:12,225 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-02 10:52:12,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 10:52:12 BoogieIcfgContainer [2018-02-02 10:52:12,226 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-02 10:52:12,226 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-02 10:52:12,226 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-02 10:52:12,228 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-02 10:52:12,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.02 10:52:11" (1/3) ... [2018-02-02 10:52:12,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f88a3a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 10:52:12, skipping insertion in model container [2018-02-02 10:52:12,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 10:52:12" (2/3) ... [2018-02-02 10:52:12,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f88a3a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 10:52:12, skipping insertion in model container [2018-02-02 10:52:12,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 10:52:12" (3/3) ... [2018-02-02 10:52:12,231 INFO L107 eAbstractionObserver]: Analyzing ICFG openbsd_cmemset-alloca_true-valid-memsafety_true-termination.i [2018-02-02 10:52:12,237 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-02-02 10:52:12,242 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-02-02 10:52:12,273 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-02 10:52:12,273 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-02 10:52:12,273 INFO L324 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-02-02 10:52:12,273 INFO L325 AbstractCegarLoop]: Backedges is CANONICAL [2018-02-02 10:52:12,274 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-02 10:52:12,274 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-02 10:52:12,274 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-02 10:52:12,274 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-02 10:52:12,275 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-02 10:52:12,286 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states. [2018-02-02 10:52:12,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-02-02 10:52:12,293 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 10:52:12,293 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 10:52:12,294 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation, cmemsetErr0RequiresViolation, cmemsetErr1RequiresViolation]=== [2018-02-02 10:52:12,297 INFO L82 PathProgramCache]: Analyzing trace with hash -930191962, 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 [2018-02-02 10:52:12,307 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-02 10:52:12,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 10:52:12,361 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-02-02 10:52:12,370 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-02 10:52:12,371 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-02 10:52:12,371 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-02 10:52:12,371 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-02 10:52:12,397 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) is different from true [2018-02-02 10:52:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 10:52:12,520 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 10:52:12,526 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-02 10:52:12,526 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-02-02 10:52:12,527 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-02 10:52:12,527 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 10:52:12,528 INFO L182 omatonBuilderFactory]: Interpolants [34#true, 35#false, 39#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 40#(= 1 (select |#valid| |main_#t~malloc6.base|)), 41#(= 1 (select |#valid| main_~nondetArea~0.base)), 42#(= 1 (select |#valid| |cmemset_#in~dst.base|)), 43#(= 1 (select |#valid| cmemset_~dst.base)), 44#(= 1 (select |#valid| cmemset_~d~0.base)), 45#(= 1 (select |#valid| |cmemset_#t~post1.base|)), 46#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-02-02 10:52:12,528 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 10:52:12,529 INFO L409 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-02-02 10:52:12,541 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-02-02 10:52:12,541 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=58, Unknown=1, NotChecked=14, Total=90 [2018-02-02 10:52:12,543 INFO L87 Difference]: Start difference. First operand 31 states. Second operand 10 states. [2018-02-02 10:52:12,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-02 10:52:12,890 INFO L93 Difference]: Finished difference Result 51 states and 57 transitions. [2018-02-02 10:52:12,890 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-02-02 10:52:12,891 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 15 [2018-02-02 10:52:12,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-02 10:52:12,902 INFO L225 Difference]: With dead ends: 51 [2018-02-02 10:52:12,902 INFO L226 Difference]: Without dead ends: 48 [2018-02-02 10:52:12,904 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=180, Unknown=7, NotChecked=28, Total=272 [2018-02-02 10:52:12,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-02-02 10:52:12,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 42. [2018-02-02 10:52:12,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-02-02 10:52:12,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 49 transitions. [2018-02-02 10:52:12,997 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 49 transitions. Word has length 15 [2018-02-02 10:52:12,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-02 10:52:12,997 INFO L432 AbstractCegarLoop]: Abstraction has 42 states and 49 transitions. [2018-02-02 10:52:12,997 INFO L433 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-02-02 10:52:12,997 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2018-02-02 10:52:12,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-02-02 10:52:12,998 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 10:52:12,998 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 10:52:12,998 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr0EnsuresViolation, cmemsetErr0RequiresViolation, cmemsetErr1RequiresViolation]=== [2018-02-02 10:52:12,998 INFO L82 PathProgramCache]: Analyzing trace with hash -930191961, 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 [2018-02-02 10:52:13,003 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-02 10:52:13,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 10:52:13,039 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier WARNING: array quantifier [2018-02-02 10:52:13,041 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-02 10:52:13,041 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-02 10:52:13,041 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-02 10:52:13,042 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-02 10:52:13,042 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-02 10:52:13,042 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-02 10:52:13,054 WARN L1033 $PredicateComparison]: unable to prove that (forall ((%0 Int)) (! (exists ((%1 (Array Int Int))) (! (forall ((%2 Int)) (! (= (store |c_#length| %2 %0) (store %1 %2 %0)) :qid itp)) :qid itp)) :qid itp)) is different from true [2018-02-02 10:52:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 10:52:13,136 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 10:52:13,138 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-02 10:52:13,138 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-02-02 10:52:13,139 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-02 10:52:13,139 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 10:52:13,139 INFO L182 omatonBuilderFactory]: Interpolants [160#(<= 1 main_~n~0), 161#(and (= 0 |main_#t~malloc6.offset|) (<= 1 (select |#length| |main_#t~malloc6.base|))), 162#(and (<= 1 (select |#length| main_~nondetArea~0.base)) (= 0 main_~nondetArea~0.offset)), 163#(and (= 0 |cmemset_#in~dst.offset|) (<= 1 (select |#length| |cmemset_#in~dst.base|))), 164#(and (= 0 cmemset_~dst.offset) (<= 1 (select |#length| cmemset_~dst.base))), 165#(and (= 0 cmemset_~d~0.offset) (<= 1 (select |#length| cmemset_~d~0.base))), 166#(and (<= 0 |cmemset_#t~post1.offset|) (<= (+ |cmemset_#t~post1.offset| 1) (select |#length| |cmemset_#t~post1.base|))), 167#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 154#true, 155#false, 159#(forall ((%0 Int)) (! (exists ((%1 (Array Int Int))) (! (forall ((%2 Int)) (! (= (store |#length| %2 %0) (store %1 %2 %0)) :qid itp)) :qid itp)) :qid itp))] [2018-02-02 10:52:13,139 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 10:52:13,140 INFO L409 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-02-02 10:52:13,141 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-02-02 10:52:13,141 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=74, Unknown=1, NotChecked=16, Total=110 [2018-02-02 10:52:13,141 INFO L87 Difference]: Start difference. First operand 42 states and 49 transitions. Second operand 11 states. [2018-02-02 10:52:13,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-02 10:52:13,412 INFO L93 Difference]: Finished difference Result 47 states and 54 transitions. [2018-02-02 10:52:13,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-02-02 10:52:13,413 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 15 [2018-02-02 10:52:13,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-02 10:52:13,413 INFO L225 Difference]: With dead ends: 47 [2018-02-02 10:52:13,413 INFO L226 Difference]: Without dead ends: 47 [2018-02-02 10:52:13,414 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=67, Invalid=270, Unknown=9, NotChecked=34, Total=380 [2018-02-02 10:52:13,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2018-02-02 10:52:13,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 46. [2018-02-02 10:52:13,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-02-02 10:52:13,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 54 transitions. [2018-02-02 10:52:13,419 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 54 transitions. Word has length 15 [2018-02-02 10:52:13,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-02 10:52:13,420 INFO L432 AbstractCegarLoop]: Abstraction has 46 states and 54 transitions. [2018-02-02 10:52:13,420 INFO L433 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-02-02 10:52:13,420 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2018-02-02 10:52:13,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-02-02 10:52:13,420 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 10:52:13,420 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 10:52:13,420 INFO L371 AbstractCegarLoop]: === Iteration 3 === [mainErr0EnsuresViolation, cmemsetErr0RequiresViolation, cmemsetErr1RequiresViolation]=== [2018-02-02 10:52:13,421 INFO L82 PathProgramCache]: Analyzing trace with hash -120845336, 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 [2018-02-02 10:52:13,423 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-02 10:52:13,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 10:52:13,450 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-02-02 10:52:13,451 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-02 10:52:13,451 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-02 10:52:13,452 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-02 10:52:13,452 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-02-02 10:52:13,455 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) is different from true [2018-02-02 10:52:13,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 10:52:13,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-02 10:52:13,487 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-02 10:52:13,487 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-02-02 10:52:13,487 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-02 10:52:13,487 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 10:52:13,487 INFO L182 omatonBuilderFactory]: Interpolants [288#(= 1 (select |#valid| cmemset_~dst.base)), 289#(= 1 (select |#valid| cmemset_~d~0.base)), 290#(= 1 (select |#valid| |cmemset_#t~post1.base|)), 291#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 279#true, 280#false, 284#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 285#(= 1 (select |#valid| |main_#t~malloc6.base|)), 286#(= 1 (select |#valid| main_~nondetArea~0.base)), 287#(= 1 (select |#valid| |cmemset_#in~dst.base|))] [2018-02-02 10:52:13,487 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 10:52:13,487 INFO L409 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-02-02 10:52:13,488 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-02-02 10:52:13,488 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=58, Unknown=1, NotChecked=14, Total=90 [2018-02-02 10:52:13,488 INFO L87 Difference]: Start difference. First operand 46 states and 54 transitions. Second operand 10 states. [2018-02-02 10:52:13,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-02 10:52:13,604 INFO L93 Difference]: Finished difference Result 52 states and 59 transitions. [2018-02-02 10:52:13,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-02-02 10:52:13,605 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 15 [2018-02-02 10:52:13,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-02 10:52:13,606 INFO L225 Difference]: With dead ends: 52 [2018-02-02 10:52:13,606 INFO L226 Difference]: Without dead ends: 52 [2018-02-02 10:52:13,606 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=52, Invalid=156, Unknown=6, NotChecked=26, Total=240 [2018-02-02 10:52:13,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-02-02 10:52:13,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 29. [2018-02-02 10:52:13,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-02-02 10:52:13,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2018-02-02 10:52:13,609 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 32 transitions. Word has length 15 [2018-02-02 10:52:13,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-02 10:52:13,609 INFO L432 AbstractCegarLoop]: Abstraction has 29 states and 32 transitions. [2018-02-02 10:52:13,609 INFO L433 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-02-02 10:52:13,609 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2018-02-02 10:52:13,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-02-02 10:52:13,610 INFO L343 BasicCegarLoop]: Found error trace [2018-02-02 10:52:13,610 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-02 10:52:13,610 INFO L371 AbstractCegarLoop]: === Iteration 4 === [mainErr0EnsuresViolation, cmemsetErr0RequiresViolation, cmemsetErr1RequiresViolation]=== [2018-02-02 10:52:13,610 INFO L82 PathProgramCache]: Analyzing trace with hash -890079964, 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 [2018-02-02 10:52:13,612 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-02 10:52:13,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-02 10:52:13,635 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier WARNING: array quantifier WARNING: array quantifier [2018-02-02 10:52:13,636 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Undeclared function symbol (array-ext (Array Int Int) (Array Int Int)) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:321) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.createTerm(Parser.java:802) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1304) 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:294) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:196) 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) [2018-02-02 10:52:13,639 INFO L168 Benchmark]: Toolchain (without parser) took 1734.31 ms. Allocated memory was 397.4 MB in the beginning and 593.5 MB in the end (delta: 196.1 MB). Free memory was 355.4 MB in the beginning and 446.0 MB in the end (delta: -90.6 MB). Peak memory consumption was 105.5 MB. Max. memory is 5.3 GB. [2018-02-02 10:52:13,641 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 397.4 MB. Free memory is still 360.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-02 10:52:13,641 INFO L168 Benchmark]: CACSL2BoogieTranslator took 145.19 ms. Allocated memory is still 397.4 MB. Free memory was 354.1 MB in the beginning and 344.8 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 5.3 GB. [2018-02-02 10:52:13,642 INFO L168 Benchmark]: Boogie Preprocessor took 22.99 ms. Allocated memory is still 397.4 MB. Free memory was 344.8 MB in the beginning and 342.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-02-02 10:52:13,642 INFO L168 Benchmark]: RCFGBuilder took 151.16 ms. Allocated memory is still 397.4 MB. Free memory was 342.2 MB in the beginning and 326.3 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 5.3 GB. [2018-02-02 10:52:13,643 INFO L168 Benchmark]: TraceAbstraction took 1412.10 ms. Allocated memory was 397.4 MB in the beginning and 593.5 MB in the end (delta: 196.1 MB). Free memory was 326.3 MB in the beginning and 446.0 MB in the end (delta: -119.7 MB). Peak memory consumption was 76.4 MB. Max. memory is 5.3 GB. [2018-02-02 10:52:13,645 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 397.4 MB. Free memory is still 360.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 145.19 ms. Allocated memory is still 397.4 MB. Free memory was 354.1 MB in the beginning and 344.8 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 22.99 ms. Allocated memory is still 397.4 MB. Free memory was 344.8 MB in the beginning and 342.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 151.16 ms. Allocated memory is still 397.4 MB. Free memory was 342.2 MB in the beginning and 326.3 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1412.10 ms. Allocated memory was 397.4 MB in the beginning and 593.5 MB in the end (delta: 196.1 MB). Free memory was 326.3 MB in the beginning and 446.0 MB in the end (delta: -119.7 MB). Peak memory consumption was 76.4 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Undeclared function symbol (array-ext (Array Int Int) (Array Int Int)) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Undeclared function symbol (array-ext (Array Int Int) (Array Int Int)): de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:321) 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/openbsd_cmemset-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-02_10-52-13-654.csv Received shutdown request...