/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe029_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 23:03:20,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 23:03:20,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 23:03:20,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 23:03:20,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 23:03:20,749 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 23:03:20,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 23:03:20,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 23:03:20,754 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 23:03:20,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 23:03:20,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 23:03:20,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 23:03:20,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 23:03:20,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 23:03:20,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 23:03:20,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 23:03:20,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 23:03:20,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 23:03:20,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 23:03:20,767 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 23:03:20,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 23:03:20,770 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 23:03:20,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 23:03:20,772 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 23:03:20,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-18 23:03:20,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-18 23:03:20,774 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-18 23:03:20,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-18 23:03:20,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-18 23:03:20,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-18 23:03:20,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 23:03:20,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 23:03:20,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 23:03:20,779 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 23:03:20,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 23:03:20,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 23:03:20,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 23:03:20,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 23:03:20,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 23:03:20,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 23:03:20,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 23:03:20,787 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf [2019-12-18 23:03:20,805 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 23:03:20,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 23:03:20,807 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 23:03:20,807 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 23:03:20,807 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 23:03:20,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 23:03:20,808 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 23:03:20,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 23:03:20,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 23:03:20,809 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 23:03:20,809 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 23:03:20,809 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 23:03:20,810 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 23:03:20,811 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 23:03:20,811 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 23:03:20,811 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 23:03:20,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 23:03:20,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 23:03:20,812 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 23:03:20,812 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 23:03:20,812 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 23:03:20,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 23:03:20,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 23:03:20,813 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 23:03:20,813 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 23:03:20,813 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 23:03:20,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 23:03:20,814 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2019-12-18 23:03:20,814 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 23:03:20,814 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 23:03:21,088 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 23:03:21,104 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 23:03:21,108 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 23:03:21,110 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 23:03:21,110 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 23:03:21,111 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe029_tso.oepc.i [2019-12-18 23:03:21,184 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c476451e2/e714cc6178004d5990478f5af462ef89/FLAGbe217436c [2019-12-18 23:03:21,736 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 23:03:21,737 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_tso.oepc.i [2019-12-18 23:03:21,768 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c476451e2/e714cc6178004d5990478f5af462ef89/FLAGbe217436c [2019-12-18 23:03:22,071 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c476451e2/e714cc6178004d5990478f5af462ef89 [2019-12-18 23:03:22,079 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 23:03:22,081 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 23:03:22,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 23:03:22,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 23:03:22,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 23:03:22,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 11:03:22" (1/1) ... [2019-12-18 23:03:22,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4df1b1de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:03:22, skipping insertion in model container [2019-12-18 23:03:22,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 11:03:22" (1/1) ... [2019-12-18 23:03:22,098 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 23:03:22,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 23:03:22,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 23:03:22,675 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 23:03:22,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 23:03:22,806 INFO L208 MainTranslator]: Completed translation [2019-12-18 23:03:22,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:03:22 WrapperNode [2019-12-18 23:03:22,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 23:03:22,808 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 23:03:22,808 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 23:03:22,808 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 23:03:22,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:03:22" (1/1) ... [2019-12-18 23:03:22,853 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:03:22" (1/1) ... [2019-12-18 23:03:22,873 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 23:03:22,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 23:03:22,874 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 23:03:22,874 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 23:03:22,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:03:22" (1/1) ... [2019-12-18 23:03:22,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:03:22" (1/1) ... [2019-12-18 23:03:22,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:03:22" (1/1) ... [2019-12-18 23:03:22,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:03:22" (1/1) ... [2019-12-18 23:03:22,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:03:22" (1/1) ... [2019-12-18 23:03:22,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:03:22" (1/1) ... [2019-12-18 23:03:22,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:03:22" (1/1) ... [2019-12-18 23:03:22,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 23:03:22,904 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 23:03:22,904 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 23:03:22,904 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 23:03:22,905 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:03:22" (1/1) ... No working directory specified, using /storage/repos/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 [2019-12-18 23:03:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 23:03:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-18 23:03:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 23:03:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 23:03:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-18 23:03:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-18 23:03:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-18 23:03:22,959 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-18 23:03:22,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-18 23:03:22,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 23:03:22,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 23:03:22,961 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-18 23:03:23,315 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 23:03:23,316 INFO L287 CfgBuilder]: Removed 6 assume(true) statements. [2019-12-18 23:03:23,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 11:03:23 BoogieIcfgContainer [2019-12-18 23:03:23,317 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 23:03:23,318 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 23:03:23,318 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 23:03:23,321 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 23:03:23,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 11:03:22" (1/3) ... [2019-12-18 23:03:23,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ac3a1ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 11:03:23, skipping insertion in model container [2019-12-18 23:03:23,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:03:22" (2/3) ... [2019-12-18 23:03:23,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ac3a1ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 11:03:23, skipping insertion in model container [2019-12-18 23:03:23,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 11:03:23" (3/3) ... [2019-12-18 23:03:23,325 INFO L109 eAbstractionObserver]: Analyzing ICFG safe029_tso.oepc.i [2019-12-18 23:03:23,334 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 23:03:23,334 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 23:03:23,340 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-18 23:03:23,341 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 23:03:23,376 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,377 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,377 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,378 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,379 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,379 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,379 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,380 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,380 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,380 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,381 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,382 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,388 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,388 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,388 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,389 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,394 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,394 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,394 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,395 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 23:03:23,418 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-18 23:03:23,435 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 23:03:23,435 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 23:03:23,435 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 23:03:23,436 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 23:03:23,436 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 23:03:23,436 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 23:03:23,436 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 23:03:23,436 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 23:03:23,450 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 47 places, 41 transitions [2019-12-18 23:03:23,452 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 47 places, 41 transitions [2019-12-18 23:03:23,487 INFO L126 PetriNetUnfolder]: 1/39 cut-off events. [2019-12-18 23:03:23,488 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 23:03:23,493 INFO L76 FinitePrefix]: Finished finitePrefix Result has 46 conditions, 39 events. 1/39 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 16 event pairs. 6/43 useless extension candidates. Maximal degree in co-relation 28. Up to 2 conditions per place. [2019-12-18 23:03:23,497 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 47 places, 41 transitions [2019-12-18 23:03:23,515 INFO L126 PetriNetUnfolder]: 1/39 cut-off events. [2019-12-18 23:03:23,516 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 23:03:23,518 INFO L76 FinitePrefix]: Finished finitePrefix Result has 46 conditions, 39 events. 1/39 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 16 event pairs. 6/43 useless extension candidates. Maximal degree in co-relation 28. Up to 2 conditions per place. [2019-12-18 23:03:23,520 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 234 [2019-12-18 23:03:23,522 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-18 23:03:24,675 INFO L206 etLargeBlockEncoding]: Checked pairs total: 252 [2019-12-18 23:03:24,675 INFO L214 etLargeBlockEncoding]: Total number of compositions: 37 [2019-12-18 23:03:24,680 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 15 places, 11 transitions [2019-12-18 23:03:24,687 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 22 states. [2019-12-18 23:03:24,689 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states. [2019-12-18 23:03:24,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-18 23:03:24,696 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 23:03:24,697 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-18 23:03:24,697 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 23:03:24,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 23:03:24,702 INFO L82 PathProgramCache]: Analyzing trace with hash 489739828, now seen corresponding path program 1 times [2019-12-18 23:03:24,711 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 23:03:24,712 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121022326] [2019-12-18 23:03:24,712 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 23:03:24,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 23:03:24,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 23:03:24,935 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121022326] [2019-12-18 23:03:24,937 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 23:03:24,937 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 23:03:24,940 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131762551] [2019-12-18 23:03:24,945 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 23:03:24,946 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 23:03:24,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 23:03:24,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 23:03:24,964 INFO L87 Difference]: Start difference. First operand 22 states. Second operand 3 states. [2019-12-18 23:03:25,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 23:03:25,003 INFO L93 Difference]: Finished difference Result 21 states and 33 transitions. [2019-12-18 23:03:25,004 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 23:03:25,005 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2019-12-18 23:03:25,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 23:03:25,021 INFO L225 Difference]: With dead ends: 21 [2019-12-18 23:03:25,022 INFO L226 Difference]: Without dead ends: 17 [2019-12-18 23:03:25,031 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 23:03:25,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2019-12-18 23:03:25,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2019-12-18 23:03:25,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2019-12-18 23:03:25,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 25 transitions. [2019-12-18 23:03:25,082 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 25 transitions. Word has length 6 [2019-12-18 23:03:25,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 23:03:25,082 INFO L462 AbstractCegarLoop]: Abstraction has 17 states and 25 transitions. [2019-12-18 23:03:25,082 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 23:03:25,082 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2019-12-18 23:03:25,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-18 23:03:25,083 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 23:03:25,083 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-18 23:03:25,084 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 23:03:25,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 23:03:25,084 INFO L82 PathProgramCache]: Analyzing trace with hash -1997143145, now seen corresponding path program 1 times [2019-12-18 23:03:25,084 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 23:03:25,085 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443434706] [2019-12-18 23:03:25,085 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 23:03:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 23:03:25,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 23:03:25,171 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443434706] [2019-12-18 23:03:25,171 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 23:03:25,172 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 23:03:25,172 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557345065] [2019-12-18 23:03:25,173 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 23:03:25,174 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 23:03:25,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 23:03:25,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 23:03:25,174 INFO L87 Difference]: Start difference. First operand 17 states and 25 transitions. Second operand 3 states. [2019-12-18 23:03:25,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 23:03:25,198 INFO L93 Difference]: Finished difference Result 19 states and 24 transitions. [2019-12-18 23:03:25,198 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 23:03:25,198 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2019-12-18 23:03:25,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 23:03:25,199 INFO L225 Difference]: With dead ends: 19 [2019-12-18 23:03:25,200 INFO L226 Difference]: Without dead ends: 17 [2019-12-18 23:03:25,200 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 23:03:25,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2019-12-18 23:03:25,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 16. [2019-12-18 23:03:25,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2019-12-18 23:03:25,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 21 transitions. [2019-12-18 23:03:25,204 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 21 transitions. Word has length 7 [2019-12-18 23:03:25,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 23:03:25,205 INFO L462 AbstractCegarLoop]: Abstraction has 16 states and 21 transitions. [2019-12-18 23:03:25,205 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 23:03:25,205 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2019-12-18 23:03:25,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-18 23:03:25,205 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 23:03:25,205 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-18 23:03:25,206 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 23:03:25,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 23:03:25,206 INFO L82 PathProgramCache]: Analyzing trace with hash -1997895608, now seen corresponding path program 1 times [2019-12-18 23:03:25,206 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 23:03:25,206 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460787229] [2019-12-18 23:03:25,207 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 23:03:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 23:03:25,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 23:03:25,268 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460787229] [2019-12-18 23:03:25,269 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 23:03:25,269 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 23:03:25,269 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830413652] [2019-12-18 23:03:25,269 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 23:03:25,270 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 23:03:25,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 23:03:25,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 23:03:25,271 INFO L87 Difference]: Start difference. First operand 16 states and 21 transitions. Second operand 3 states. [2019-12-18 23:03:25,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 23:03:25,290 INFO L93 Difference]: Finished difference Result 14 states and 18 transitions. [2019-12-18 23:03:25,290 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 23:03:25,291 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2019-12-18 23:03:25,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 23:03:25,291 INFO L225 Difference]: With dead ends: 14 [2019-12-18 23:03:25,291 INFO L226 Difference]: Without dead ends: 0 [2019-12-18 23:03:25,292 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 23:03:25,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-18 23:03:25,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-18 23:03:25,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-18 23:03:25,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-18 23:03:25,293 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 7 [2019-12-18 23:03:25,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 23:03:25,293 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-18 23:03:25,293 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 23:03:25,293 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-18 23:03:25,294 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-18 23:03:25,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 11:03:25 BasicIcfg [2019-12-18 23:03:25,298 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 23:03:25,301 INFO L168 Benchmark]: Toolchain (without parser) took 3218.34 ms. Allocated memory was 145.2 MB in the beginning and 235.9 MB in the end (delta: 90.7 MB). Free memory was 101.5 MB in the beginning and 95.3 MB in the end (delta: 6.2 MB). Peak memory consumption was 96.9 MB. Max. memory is 7.1 GB. [2019-12-18 23:03:25,302 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-12-18 23:03:25,303 INFO L168 Benchmark]: CACSL2BoogieTranslator took 724.98 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 101.1 MB in the beginning and 158.2 MB in the end (delta: -57.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. [2019-12-18 23:03:25,304 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.65 ms. Allocated memory is still 202.9 MB. Free memory was 158.2 MB in the beginning and 156.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-18 23:03:25,305 INFO L168 Benchmark]: Boogie Preprocessor took 29.63 ms. Allocated memory is still 202.9 MB. Free memory was 156.2 MB in the beginning and 154.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2019-12-18 23:03:25,308 INFO L168 Benchmark]: RCFGBuilder took 413.32 ms. Allocated memory is still 202.9 MB. Free memory was 154.9 MB in the beginning and 136.9 MB in the end (delta: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 7.1 GB. [2019-12-18 23:03:25,309 INFO L168 Benchmark]: TraceAbstraction took 1979.68 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 136.3 MB in the beginning and 95.3 MB in the end (delta: 41.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. [2019-12-18 23:03:25,319 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 724.98 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 101.1 MB in the beginning and 158.2 MB in the end (delta: -57.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 65.65 ms. Allocated memory is still 202.9 MB. Free memory was 158.2 MB in the beginning and 156.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.63 ms. Allocated memory is still 202.9 MB. Free memory was 156.2 MB in the beginning and 154.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 413.32 ms. Allocated memory is still 202.9 MB. Free memory was 154.9 MB in the beginning and 136.9 MB in the end (delta: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1979.68 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 136.3 MB in the beginning and 95.3 MB in the end (delta: 41.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 1.2s, 47 ProgramPointsBefore, 15 ProgramPointsAfterwards, 41 TransitionsBefore, 11 TransitionsAfterwards, 234 CoEnabledTransitionPairs, 6 FixpointIterations, 11 TrivialSequentialCompositions, 21 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 5 ConcurrentYvCompositions, 1 ChoiceCompositions, 123 VarBasedMoverChecksPositive, 12 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 252 CheckedPairsTotal, 37 TotalNumberOfCompositions - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 41 locations, 1 error locations. Result: SAFE, OverallTime: 1.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 28 SDtfs, 2 SDslu, 11 SDs, 0 SdLazy, 11 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 207 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...