/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-SemanticLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix019_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 01:43:58,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 01:43:58,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 01:43:58,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 01:43:58,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 01:43:58,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 01:43:58,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 01:43:58,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 01:43:58,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 01:43:58,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 01:43:58,887 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 01:43:58,888 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 01:43:58,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 01:43:58,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 01:43:58,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 01:43:58,892 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 01:43:58,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 01:43:58,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 01:43:58,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 01:43:58,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 01:43:58,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 01:43:58,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 01:43:58,900 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 01:43:58,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 01:43:58,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-27 01:43:58,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-27 01:43:58,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-27 01:43:58,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-27 01:43:58,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-27 01:43:58,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-27 01:43:58,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 01:43:58,906 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 01:43:58,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 01:43:58,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 01:43:58,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 01:43:58,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 01:43:58,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 01:43:58,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 01:43:58,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 01:43:58,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 01:43:58,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 01:43:58,911 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-SemanticLbe.epf [2019-12-27 01:43:58,925 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 01:43:58,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 01:43:58,926 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 01:43:58,927 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 01:43:58,927 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 01:43:58,927 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 01:43:58,927 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 01:43:58,927 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 01:43:58,928 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 01:43:58,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 01:43:58,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 01:43:58,928 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 01:43:58,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 01:43:58,929 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 01:43:58,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 01:43:58,929 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 01:43:58,929 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 01:43:58,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 01:43:58,930 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 01:43:58,930 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 01:43:58,930 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 01:43:58,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 01:43:58,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 01:43:58,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 01:43:58,931 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 01:43:58,931 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 01:43:58,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 01:43:58,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 01:43:58,931 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 01:43:59,201 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 01:43:59,213 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 01:43:59,217 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 01:43:59,218 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 01:43:59,219 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 01:43:59,219 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix019_tso.oepc.i [2019-12-27 01:43:59,287 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/911c735ec/6c537f4120154636a5c76626fc466aa7/FLAGbc8d80120 [2019-12-27 01:43:59,817 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 01:43:59,818 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix019_tso.oepc.i [2019-12-27 01:43:59,836 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/911c735ec/6c537f4120154636a5c76626fc466aa7/FLAGbc8d80120 [2019-12-27 01:44:00,118 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/911c735ec/6c537f4120154636a5c76626fc466aa7 [2019-12-27 01:44:00,129 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 01:44:00,131 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 01:44:00,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 01:44:00,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 01:44:00,136 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 01:44:00,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 01:44:00" (1/1) ... [2019-12-27 01:44:00,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1191ab3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:44:00, skipping insertion in model container [2019-12-27 01:44:00,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 01:44:00" (1/1) ... [2019-12-27 01:44:00,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 01:44:00,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 01:44:00,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 01:44:00,768 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 01:44:00,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 01:44:00,920 INFO L208 MainTranslator]: Completed translation [2019-12-27 01:44:00,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:44:00 WrapperNode [2019-12-27 01:44:00,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 01:44:00,923 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 01:44:00,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 01:44:00,923 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 01:44:00,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:44:00" (1/1) ... [2019-12-27 01:44:00,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:44:00" (1/1) ... [2019-12-27 01:44:00,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 01:44:00,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 01:44:00,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 01:44:00,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 01:44:01,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:44:00" (1/1) ... [2019-12-27 01:44:01,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:44:00" (1/1) ... [2019-12-27 01:44:01,005 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:44:00" (1/1) ... [2019-12-27 01:44:01,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:44:00" (1/1) ... [2019-12-27 01:44:01,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:44:00" (1/1) ... [2019-12-27 01:44:01,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:44:00" (1/1) ... [2019-12-27 01:44:01,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:44:00" (1/1) ... [2019-12-27 01:44:01,030 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 01:44:01,031 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 01:44:01,031 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 01:44:01,031 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 01:44:01,032 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:44:00" (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 [2019-12-27 01:44:01,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 01:44:01,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-27 01:44:01,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 01:44:01,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 01:44:01,117 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-27 01:44:01,117 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-27 01:44:01,117 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-27 01:44:01,117 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-27 01:44:01,118 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-27 01:44:01,118 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-27 01:44:01,118 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-27 01:44:01,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 01:44:01,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 01:44:01,121 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-27 01:44:02,014 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 01:44:02,014 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-27 01:44:02,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 01:44:02 BoogieIcfgContainer [2019-12-27 01:44:02,016 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 01:44:02,017 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 01:44:02,018 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 01:44:02,021 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 01:44:02,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 01:44:00" (1/3) ... [2019-12-27 01:44:02,022 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a0b7d93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 01:44:02, skipping insertion in model container [2019-12-27 01:44:02,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 01:44:00" (2/3) ... [2019-12-27 01:44:02,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a0b7d93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 01:44:02, skipping insertion in model container [2019-12-27 01:44:02,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 01:44:02" (3/3) ... [2019-12-27 01:44:02,025 INFO L109 eAbstractionObserver]: Analyzing ICFG mix019_tso.oepc.i [2019-12-27 01:44:02,038 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 01:44:02,038 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 01:44:02,046 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-27 01:44:02,047 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 01:44:02,090 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,091 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,091 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,092 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,092 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,093 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,093 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,093 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,093 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,093 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,094 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,094 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,094 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,095 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,095 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,095 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,095 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,096 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,096 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,096 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,097 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,097 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,097 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,098 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,098 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,098 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,098 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,099 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,099 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,099 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,100 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,100 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,101 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,101 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,101 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,101 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,102 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,102 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,119 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,119 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,119 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,119 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,120 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,120 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,120 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,120 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,121 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,121 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,121 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,121 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,122 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,122 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,122 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,122 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,122 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,124 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,125 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,125 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,125 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,125 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,126 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,126 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,126 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,126 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,127 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,128 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,128 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,128 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,128 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,128 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,129 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,129 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,129 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,130 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,130 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,130 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,130 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,130 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,131 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,131 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,131 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,131 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,132 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,132 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,133 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,133 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,133 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,133 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,133 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,134 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,134 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,134 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,134 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,134 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,138 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,138 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,138 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,139 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,139 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,139 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,139 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,139 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,140 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,140 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,143 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,143 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,144 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,144 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,144 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,144 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,144 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,145 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,145 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,145 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,145 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,145 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,148 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,148 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,148 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,149 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,149 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,149 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,149 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,149 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,149 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,150 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 01:44:02,165 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-27 01:44:02,184 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 01:44:02,185 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 01:44:02,185 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 01:44:02,185 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 01:44:02,185 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 01:44:02,185 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 01:44:02,186 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 01:44:02,186 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 01:44:02,203 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 176 places, 213 transitions [2019-12-27 01:44:02,205 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 176 places, 213 transitions [2019-12-27 01:44:02,350 INFO L132 PetriNetUnfolder]: 47/210 cut-off events. [2019-12-27 01:44:02,350 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 01:44:02,367 INFO L76 FinitePrefix]: Finished finitePrefix Result has 220 conditions, 210 events. 47/210 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 340 event pairs. 0/161 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2019-12-27 01:44:02,387 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 176 places, 213 transitions [2019-12-27 01:44:02,439 INFO L132 PetriNetUnfolder]: 47/210 cut-off events. [2019-12-27 01:44:02,440 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 01:44:02,447 INFO L76 FinitePrefix]: Finished finitePrefix Result has 220 conditions, 210 events. 47/210 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 340 event pairs. 0/161 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2019-12-27 01:44:02,465 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 17074 [2019-12-27 01:44:02,466 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-27 01:44:07,505 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2019-12-27 01:44:07,617 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-12-27 01:44:07,755 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-12-27 01:44:07,872 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-12-27 01:44:07,901 INFO L206 etLargeBlockEncoding]: Checked pairs total: 88380 [2019-12-27 01:44:07,902 INFO L214 etLargeBlockEncoding]: Total number of compositions: 115 [2019-12-27 01:44:07,905 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 94 places, 103 transitions [2019-12-27 01:44:27,973 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 118050 states. [2019-12-27 01:44:27,975 INFO L276 IsEmpty]: Start isEmpty. Operand 118050 states. [2019-12-27 01:44:27,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-27 01:44:27,981 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 01:44:27,982 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-12-27 01:44:27,982 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 01:44:27,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 01:44:27,988 INFO L82 PathProgramCache]: Analyzing trace with hash 819981841, now seen corresponding path program 1 times [2019-12-27 01:44:27,996 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 01:44:27,996 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608598828] [2019-12-27 01:44:27,997 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 01:44:28,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 01:44:28,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 01:44:28,246 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608598828] [2019-12-27 01:44:28,247 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 01:44:28,247 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 01:44:28,248 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966941497] [2019-12-27 01:44:28,252 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 01:44:28,253 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 01:44:28,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 01:44:28,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 01:44:28,270 INFO L87 Difference]: Start difference. First operand 118050 states. Second operand 3 states. [2019-12-27 01:44:29,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 01:44:29,519 INFO L93 Difference]: Finished difference Result 117660 states and 499306 transitions. [2019-12-27 01:44:29,520 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 01:44:29,522 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2019-12-27 01:44:29,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 01:44:30,372 INFO L225 Difference]: With dead ends: 117660 [2019-12-27 01:44:30,373 INFO L226 Difference]: Without dead ends: 115112 [2019-12-27 01:44:30,374 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 [2019-12-27 01:44:37,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115112 states. [2019-12-27 01:44:40,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115112 to 115112. [2019-12-27 01:44:40,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115112 states. [2019-12-27 01:44:41,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115112 states to 115112 states and 488918 transitions. [2019-12-27 01:44:41,261 INFO L78 Accepts]: Start accepts. Automaton has 115112 states and 488918 transitions. Word has length 5 [2019-12-27 01:44:41,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 01:44:41,262 INFO L462 AbstractCegarLoop]: Abstraction has 115112 states and 488918 transitions. [2019-12-27 01:44:41,262 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 01:44:41,262 INFO L276 IsEmpty]: Start isEmpty. Operand 115112 states and 488918 transitions. [2019-12-27 01:44:41,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-27 01:44:41,265 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 01:44:41,265 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 01:44:41,265 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 01:44:41,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 01:44:41,266 INFO L82 PathProgramCache]: Analyzing trace with hash 690822117, now seen corresponding path program 1 times [2019-12-27 01:44:41,266 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 01:44:41,266 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522466353] [2019-12-27 01:44:41,267 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 01:44:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 01:44:41,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 01:44:41,372 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522466353] [2019-12-27 01:44:41,372 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 01:44:41,372 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 01:44:41,373 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026620943] [2019-12-27 01:44:41,374 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 01:44:41,375 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 01:44:41,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 01:44:41,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 01:44:41,375 INFO L87 Difference]: Start difference. First operand 115112 states and 488918 transitions. Second operand 4 states. [2019-12-27 01:44:46,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 01:44:46,311 INFO L93 Difference]: Finished difference Result 180042 states and 736423 transitions. [2019-12-27 01:44:46,311 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 01:44:46,311 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-27 01:44:46,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 01:44:47,497 INFO L225 Difference]: With dead ends: 180042 [2019-12-27 01:44:47,498 INFO L226 Difference]: Without dead ends: 179993 [2019-12-27 01:44:47,498 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 01:44:56,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179993 states. [2019-12-27 01:45:00,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179993 to 163765. [2019-12-27 01:45:00,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163765 states. [2019-12-27 01:45:01,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163765 states to 163765 states and 677555 transitions. [2019-12-27 01:45:01,222 INFO L78 Accepts]: Start accepts. Automaton has 163765 states and 677555 transitions. Word has length 11 [2019-12-27 01:45:01,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 01:45:01,223 INFO L462 AbstractCegarLoop]: Abstraction has 163765 states and 677555 transitions. [2019-12-27 01:45:01,223 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 01:45:01,223 INFO L276 IsEmpty]: Start isEmpty. Operand 163765 states and 677555 transitions. [2019-12-27 01:45:01,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-27 01:45:01,230 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 01:45:01,230 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 01:45:01,231 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 01:45:01,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 01:45:01,231 INFO L82 PathProgramCache]: Analyzing trace with hash -2114852839, now seen corresponding path program 1 times [2019-12-27 01:45:01,231 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 01:45:01,232 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233000207] [2019-12-27 01:45:01,232 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 01:45:01,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 01:45:01,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 01:45:01,298 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233000207] [2019-12-27 01:45:01,298 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 01:45:01,298 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 01:45:01,299 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714459302] [2019-12-27 01:45:01,299 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 01:45:01,299 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 01:45:01,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 01:45:01,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 01:45:01,300 INFO L87 Difference]: Start difference. First operand 163765 states and 677555 transitions. Second operand 4 states. [2019-12-27 01:45:08,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 01:45:08,045 INFO L93 Difference]: Finished difference Result 234635 states and 948933 transitions. [2019-12-27 01:45:08,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 01:45:08,046 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-27 01:45:08,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 01:45:08,781 INFO L225 Difference]: With dead ends: 234635 [2019-12-27 01:45:08,781 INFO L226 Difference]: Without dead ends: 234572 [2019-12-27 01:45:08,782 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 01:45:18,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234572 states. [2019-12-27 01:45:21,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234572 to 198233. [2019-12-27 01:45:21,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198233 states. [2019-12-27 01:45:23,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198233 states to 198233 states and 814440 transitions. [2019-12-27 01:45:23,912 INFO L78 Accepts]: Start accepts. Automaton has 198233 states and 814440 transitions. Word has length 13 [2019-12-27 01:45:23,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 01:45:23,914 INFO L462 AbstractCegarLoop]: Abstraction has 198233 states and 814440 transitions. [2019-12-27 01:45:23,914 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 01:45:23,914 INFO L276 IsEmpty]: Start isEmpty. Operand 198233 states and 814440 transitions. [2019-12-27 01:45:23,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-27 01:45:23,918 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 01:45:23,918 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 01:45:23,918 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 01:45:23,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 01:45:23,919 INFO L82 PathProgramCache]: Analyzing trace with hash -389644701, now seen corresponding path program 1 times [2019-12-27 01:45:23,919 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 01:45:23,919 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995348089] [2019-12-27 01:45:23,919 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 01:45:23,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 01:45:24,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 01:45:24,006 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995348089] [2019-12-27 01:45:24,006 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 01:45:24,006 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 01:45:24,007 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431464805] [2019-12-27 01:45:24,007 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 01:45:24,008 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 01:45:24,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 01:45:24,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 01:45:24,009 INFO L87 Difference]: Start difference. First operand 198233 states and 814440 transitions. Second operand 4 states. [2019-12-27 01:45:32,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 01:45:32,445 INFO L93 Difference]: Finished difference Result 247181 states and 1005908 transitions. [2019-12-27 01:45:32,445 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 01:45:32,445 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-27 01:45:32,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 01:45:33,218 INFO L225 Difference]: With dead ends: 247181 [2019-12-27 01:45:33,218 INFO L226 Difference]: Without dead ends: 247181 [2019-12-27 01:45:33,218 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 01:45:39,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247181 states. [2019-12-27 01:45:46,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247181 to 209765. [2019-12-27 01:45:46,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209765 states. [2019-12-27 01:45:47,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209765 states to 209765 states and 862010 transitions. [2019-12-27 01:45:47,639 INFO L78 Accepts]: Start accepts. Automaton has 209765 states and 862010 transitions. Word has length 13 [2019-12-27 01:45:47,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 01:45:47,639 INFO L462 AbstractCegarLoop]: Abstraction has 209765 states and 862010 transitions. [2019-12-27 01:45:47,639 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 01:45:47,639 INFO L276 IsEmpty]: Start isEmpty. Operand 209765 states and 862010 transitions. [2019-12-27 01:45:47,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 01:45:47,662 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 01:45:47,662 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 01:45:47,662 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 01:45:47,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 01:45:47,663 INFO L82 PathProgramCache]: Analyzing trace with hash -1204820739, now seen corresponding path program 1 times [2019-12-27 01:45:47,663 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 01:45:47,663 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785564221] [2019-12-27 01:45:47,663 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 01:45:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 01:45:47,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 01:45:47,789 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785564221] [2019-12-27 01:45:47,789 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 01:45:47,789 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 01:45:47,789 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102470082] [2019-12-27 01:45:47,790 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 01:45:47,790 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 01:45:47,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 01:45:47,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-27 01:45:47,791 INFO L87 Difference]: Start difference. First operand 209765 states and 862010 transitions. Second operand 5 states. [2019-12-27 01:45:56,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 01:45:56,322 INFO L93 Difference]: Finished difference Result 305325 states and 1226868 transitions. [2019-12-27 01:45:56,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-27 01:45:56,322 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-27 01:45:56,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 01:45:57,280 INFO L225 Difference]: With dead ends: 305325 [2019-12-27 01:45:57,280 INFO L226 Difference]: Without dead ends: 305178 [2019-12-27 01:45:57,281 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-27 01:46:08,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305178 states. [2019-12-27 01:46:13,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305178 to 231185. [2019-12-27 01:46:13,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231185 states. [2019-12-27 01:46:15,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231185 states to 231185 states and 945346 transitions. [2019-12-27 01:46:15,822 INFO L78 Accepts]: Start accepts. Automaton has 231185 states and 945346 transitions. Word has length 19 [2019-12-27 01:46:15,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 01:46:15,822 INFO L462 AbstractCegarLoop]: Abstraction has 231185 states and 945346 transitions. [2019-12-27 01:46:15,822 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 01:46:15,822 INFO L276 IsEmpty]: Start isEmpty. Operand 231185 states and 945346 transitions. [2019-12-27 01:46:15,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 01:46:15,843 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 01:46:15,843 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 01:46:15,844 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 01:46:15,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 01:46:15,844 INFO L82 PathProgramCache]: Analyzing trace with hash 737886097, now seen corresponding path program 1 times [2019-12-27 01:46:15,844 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 01:46:15,844 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426564007] [2019-12-27 01:46:15,845 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 01:46:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 01:46:15,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 01:46:15,905 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426564007] [2019-12-27 01:46:15,905 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 01:46:15,905 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 01:46:15,906 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531522513] [2019-12-27 01:46:15,906 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 01:46:15,906 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 01:46:15,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 01:46:15,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-27 01:46:15,907 INFO L87 Difference]: Start difference. First operand 231185 states and 945346 transitions. Second operand 5 states. [2019-12-27 01:46:26,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 01:46:26,081 INFO L93 Difference]: Finished difference Result 329703 states and 1323212 transitions. [2019-12-27 01:46:26,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-27 01:46:26,082 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-27 01:46:26,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 01:46:27,068 INFO L225 Difference]: With dead ends: 329703 [2019-12-27 01:46:27,068 INFO L226 Difference]: Without dead ends: 329640 [2019-12-27 01:46:27,069 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-27 01:46:34,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329640 states. [2019-12-27 01:46:39,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329640 to 234401. [2019-12-27 01:46:39,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234401 states. [2019-12-27 01:46:39,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234401 states to 234401 states and 957976 transitions. [2019-12-27 01:46:39,894 INFO L78 Accepts]: Start accepts. Automaton has 234401 states and 957976 transitions. Word has length 19 [2019-12-27 01:46:39,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 01:46:39,894 INFO L462 AbstractCegarLoop]: Abstraction has 234401 states and 957976 transitions. [2019-12-27 01:46:39,894 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 01:46:39,894 INFO L276 IsEmpty]: Start isEmpty. Operand 234401 states and 957976 transitions. [2019-12-27 01:46:39,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 01:46:39,912 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 01:46:39,913 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 01:46:39,913 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 01:46:39,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 01:46:39,913 INFO L82 PathProgramCache]: Analyzing trace with hash 346547774, now seen corresponding path program 1 times [2019-12-27 01:46:39,913 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 01:46:39,913 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813347216] [2019-12-27 01:46:39,914 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 01:46:39,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 01:46:39,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 01:46:39,989 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813347216] [2019-12-27 01:46:39,989 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 01:46:39,989 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 01:46:39,990 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645418684] [2019-12-27 01:46:39,990 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 01:46:39,990 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 01:46:39,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 01:46:39,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-27 01:46:39,991 INFO L87 Difference]: Start difference. First operand 234401 states and 957976 transitions. Second operand 5 states. [2019-12-27 01:46:49,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 01:46:49,008 INFO L93 Difference]: Finished difference Result 340487 states and 1368160 transitions. [2019-12-27 01:46:49,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-27 01:46:49,009 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-27 01:46:49,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 01:46:50,152 INFO L225 Difference]: With dead ends: 340487 [2019-12-27 01:46:50,152 INFO L226 Difference]: Without dead ends: 340424 [2019-12-27 01:46:50,153 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-27 01:47:02,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340424 states. [2019-12-27 01:47:07,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340424 to 253200. [2019-12-27 01:47:07,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 253200 states. [2019-12-27 01:47:08,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253200 states to 253200 states and 1033563 transitions. [2019-12-27 01:47:08,768 INFO L78 Accepts]: Start accepts. Automaton has 253200 states and 1033563 transitions. Word has length 19 [2019-12-27 01:47:08,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 01:47:08,769 INFO L462 AbstractCegarLoop]: Abstraction has 253200 states and 1033563 transitions. [2019-12-27 01:47:08,769 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 01:47:08,769 INFO L276 IsEmpty]: Start isEmpty. Operand 253200 states and 1033563 transitions. [2019-12-27 01:47:08,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-27 01:47:08,852 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 01:47:08,853 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 01:47:08,853 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 01:47:08,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 01:47:08,853 INFO L82 PathProgramCache]: Analyzing trace with hash 224247286, now seen corresponding path program 1 times [2019-12-27 01:47:08,853 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 01:47:08,854 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043738633] [2019-12-27 01:47:08,854 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 01:47:08,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 01:47:08,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 01:47:08,943 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043738633] [2019-12-27 01:47:08,944 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 01:47:08,944 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-27 01:47:08,944 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854995863] [2019-12-27 01:47:08,945 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-27 01:47:08,945 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 01:47:08,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-27 01:47:08,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-27 01:47:08,945 INFO L87 Difference]: Start difference. First operand 253200 states and 1033563 transitions. Second operand 6 states. Received shutdown request... [2019-12-27 01:47:15,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-12-27 01:47:15,449 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-27 01:47:15,455 WARN L227 ceAbstractionStarter]: Timeout [2019-12-27 01:47:15,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 01:47:15 BasicIcfg [2019-12-27 01:47:15,455 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 01:47:15,463 INFO L168 Benchmark]: Toolchain (without parser) took 195327.20 ms. Allocated memory was 138.4 MB in the beginning and 4.4 GB in the end (delta: 4.2 GB). Free memory was 100.3 MB in the beginning and 3.0 GB in the end (delta: -2.9 GB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2019-12-27 01:47:15,464 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-12-27 01:47:15,465 INFO L168 Benchmark]: CACSL2BoogieTranslator took 790.33 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.1 MB in the beginning and 155.6 MB in the end (delta: -55.4 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-12-27 01:47:15,466 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.49 ms. Allocated memory is still 202.4 MB. Free memory was 155.6 MB in the beginning and 152.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-27 01:47:15,467 INFO L168 Benchmark]: Boogie Preprocessor took 38.91 ms. Allocated memory is still 202.4 MB. Free memory was 152.9 MB in the beginning and 150.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-27 01:47:15,470 INFO L168 Benchmark]: RCFGBuilder took 985.85 ms. Allocated memory is still 202.4 MB. Free memory was 150.2 MB in the beginning and 100.1 MB in the end (delta: 50.1 MB). Peak memory consumption was 50.1 MB. Max. memory is 7.1 GB. [2019-12-27 01:47:15,471 INFO L168 Benchmark]: TraceAbstraction took 193438.09 ms. Allocated memory was 202.4 MB in the beginning and 4.4 GB in the end (delta: 4.2 GB). Free memory was 99.5 MB in the beginning and 3.0 GB in the end (delta: -2.9 GB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2019-12-27 01:47:15,479 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 790.33 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.1 MB in the beginning and 155.6 MB in the end (delta: -55.4 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 68.49 ms. Allocated memory is still 202.4 MB. Free memory was 155.6 MB in the beginning and 152.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.91 ms. Allocated memory is still 202.4 MB. Free memory was 152.9 MB in the beginning and 150.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 985.85 ms. Allocated memory is still 202.4 MB. Free memory was 150.2 MB in the beginning and 100.1 MB in the end (delta: 50.1 MB). Peak memory consumption was 50.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 193438.09 ms. Allocated memory was 202.4 MB in the beginning and 4.4 GB in the end (delta: 4.2 GB). Free memory was 99.5 MB in the beginning and 3.0 GB in the end (delta: -2.9 GB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 5.6s, 176 ProgramPointsBefore, 94 ProgramPointsAfterwards, 213 TransitionsBefore, 103 TransitionsAfterwards, 17074 CoEnabledTransitionPairs, 8 FixpointIterations, 33 TrivialSequentialCompositions, 46 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 36 ConcurrentYvCompositions, 32 ChoiceCompositions, 6126 VarBasedMoverChecksPositive, 240 VarBasedMoverChecksNegative, 65 SemBasedMoverChecksPositive, 246 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.6s, 0 MoverChecksTotal, 88380 CheckedPairsTotal, 115 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while BasicCegarLoop was constructing difference of abstraction (253200states) and FLOYD_HOARE automaton (currently 15 states, 6 states before enhancement),while ReachableStatesComputation was computing reachable states (6977 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while BasicCegarLoop was constructing difference of abstraction (253200states) and FLOYD_HOARE automaton (currently 15 states, 6 states before enhancement),while ReachableStatesComputation was computing reachable states (6977 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 167 locations, 2 error locations. Result: TIMEOUT, OverallTime: 193.2s, OverallIterations: 8, TraceHistogramMax: 1, AutomataDifference: 62.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1808 SDtfs, 1296 SDslu, 2695 SDs, 0 SdLazy, 1927 SolverSat, 67 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=253200occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 104.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 346439 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 124 NumberOfCodeBlocks, 124 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 116 ConstructedInterpolants, 0 QuantifiedInterpolants, 5928 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 could not prove your program: Timeout Completed graceful shutdown