/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/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -i ../../../trunk/examples/svcomp/pthread-lit/qw2004_variant.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b09bf87 [2020-10-16 13:52:06,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 13:52:06,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 13:52:06,761 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 13:52:06,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 13:52:06,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 13:52:06,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 13:52:06,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 13:52:06,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 13:52:06,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 13:52:06,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 13:52:06,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 13:52:06,772 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 13:52:06,773 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 13:52:06,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 13:52:06,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 13:52:06,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 13:52:06,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 13:52:06,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 13:52:06,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 13:52:06,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 13:52:06,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 13:52:06,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 13:52:06,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 13:52:06,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-16 13:52:06,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-16 13:52:06,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-16 13:52:06,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-16 13:52:06,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-16 13:52:06,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-16 13:52:06,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-16 13:52:06,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-16 13:52:06,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-16 13:52:06,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 13:52:06,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 13:52:06,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 13:52:06,799 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-10-16 13:52:06,831 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 13:52:06,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 13:52:06,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 13:52:06,834 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 13:52:06,834 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 13:52:06,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 13:52:06,835 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 13:52:06,835 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 13:52:06,835 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 13:52:06,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 13:52:06,836 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 13:52:06,836 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 13:52:06,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 13:52:06,837 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 13:52:06,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 13:52:06,838 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 13:52:06,838 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 13:52:06,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 13:52:06,838 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 13:52:06,839 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 13:52:06,839 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 13:52:06,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 13:52:06,840 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 13:52:06,840 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-16 13:52:06,840 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 13:52:06,840 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 13:52:06,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 13:52:06,841 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-16 13:52:06,841 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-16 13:52:06,841 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-16 13:52:06,842 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-16 13:52:07,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 13:52:07,195 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 13:52:07,201 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 13:52:07,202 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 13:52:07,203 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 13:52:07,204 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/qw2004_variant.i [2020-10-16 13:52:07,284 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a416eab6e/1cb76104bf25425c9119585590a79aea/FLAG05d175144 [2020-10-16 13:52:07,818 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 13:52:07,819 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-lit/qw2004_variant.i [2020-10-16 13:52:07,834 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a416eab6e/1cb76104bf25425c9119585590a79aea/FLAG05d175144 [2020-10-16 13:52:08,122 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a416eab6e/1cb76104bf25425c9119585590a79aea [2020-10-16 13:52:08,131 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 13:52:08,132 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 13:52:08,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 13:52:08,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 13:52:08,137 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 13:52:08,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:52:08" (1/1) ... [2020-10-16 13:52:08,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12c13cd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:08, skipping insertion in model container [2020-10-16 13:52:08,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:52:08" (1/1) ... [2020-10-16 13:52:08,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 13:52:08,205 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 13:52:08,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 13:52:08,684 INFO L203 MainTranslator]: Completed pre-run [2020-10-16 13:52:08,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 13:52:08,844 INFO L208 MainTranslator]: Completed translation [2020-10-16 13:52:08,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:08 WrapperNode [2020-10-16 13:52:08,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 13:52:08,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-16 13:52:08,846 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-16 13:52:08,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-16 13:52:08,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:08" (1/1) ... [2020-10-16 13:52:08,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:08" (1/1) ... [2020-10-16 13:52:08,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-16 13:52:08,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-16 13:52:08,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-16 13:52:08,898 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-16 13:52:08,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:08" (1/1) ... [2020-10-16 13:52:08,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:08" (1/1) ... [2020-10-16 13:52:08,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:08" (1/1) ... [2020-10-16 13:52:08,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:08" (1/1) ... [2020-10-16 13:52:08,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:08" (1/1) ... [2020-10-16 13:52:08,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:08" (1/1) ... [2020-10-16 13:52:08,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:08" (1/1) ... [2020-10-16 13:52:08,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-16 13:52:08,925 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-16 13:52:08,925 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-16 13:52:08,925 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-16 13:52:08,926 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:08" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-16 13:52:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2020-10-16 13:52:08,995 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2020-10-16 13:52:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-16 13:52:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-16 13:52:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-16 13:52:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-16 13:52:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpAdd [2020-10-16 13:52:08,996 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpAdd [2020-10-16 13:52:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-16 13:52:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-16 13:52:08,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-16 13:52:08,998 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-16 13:52:09,443 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-16 13:52:09,443 INFO L298 CfgBuilder]: Removed 15 assume(true) statements. [2020-10-16 13:52:09,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:52:09 BoogieIcfgContainer [2020-10-16 13:52:09,446 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-16 13:52:09,447 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-16 13:52:09,448 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-16 13:52:09,452 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-16 13:52:09,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:52:08" (1/3) ... [2020-10-16 13:52:09,453 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fa50f21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:52:09, skipping insertion in model container [2020-10-16 13:52:09,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:52:08" (2/3) ... [2020-10-16 13:52:09,454 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fa50f21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:52:09, skipping insertion in model container [2020-10-16 13:52:09,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:52:09" (3/3) ... [2020-10-16 13:52:09,456 INFO L111 eAbstractionObserver]: Analyzing ICFG qw2004_variant.i [2020-10-16 13:52:09,469 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-16 13:52:09,469 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-16 13:52:09,478 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-16 13:52:09,479 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-16 13:52:09,508 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,509 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,509 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,510 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,510 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,510 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,511 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,511 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,511 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,511 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,512 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,512 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,512 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,513 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,514 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,514 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,514 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,515 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,515 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of1ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,515 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,516 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,516 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,516 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,517 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,517 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,517 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,517 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of1ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,518 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,518 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of1ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,518 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of1ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,518 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,519 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,519 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,519 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,520 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,520 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,520 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,520 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,521 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,521 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,525 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of1ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,526 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,526 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,526 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,526 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,527 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,527 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,527 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,527 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,528 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,532 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,533 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,533 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,533 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,533 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,533 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,534 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:09,537 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 13:52:09,552 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-16 13:52:09,575 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 13:52:09,575 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 13:52:09,575 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-16 13:52:09,576 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-16 13:52:09,576 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 13:52:09,576 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 13:52:09,576 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 13:52:09,576 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 13:52:09,591 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-16 13:52:09,592 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 73 places, 72 transitions, 154 flow [2020-10-16 13:52:09,595 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 73 places, 72 transitions, 154 flow [2020-10-16 13:52:09,597 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 73 places, 72 transitions, 154 flow [2020-10-16 13:52:09,643 INFO L129 PetriNetUnfolder]: 6/80 cut-off events. [2020-10-16 13:52:09,643 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 13:52:09,649 INFO L80 FinitePrefix]: Finished finitePrefix Result has 88 conditions, 80 events. 6/80 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 125 event pairs, 0 based on Foata normal form. 0/71 useless extension candidates. Maximal degree in co-relation 66. Up to 4 conditions per place. [2020-10-16 13:52:09,653 INFO L117 LiptonReduction]: Number of co-enabled transitions 1738 [2020-10-16 13:52:10,961 INFO L132 LiptonReduction]: Checked pairs total: 2406 [2020-10-16 13:52:10,962 INFO L134 LiptonReduction]: Total number of compositions: 70 [2020-10-16 13:52:10,969 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 24 places, 20 transitions, 50 flow [2020-10-16 13:52:10,988 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 176 states. [2020-10-16 13:52:10,991 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states. [2020-10-16 13:52:10,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-16 13:52:10,999 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:52:11,000 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:52:11,000 INFO L429 AbstractCegarLoop]: === Iteration 1 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-16 13:52:11,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:52:11,007 INFO L82 PathProgramCache]: Analyzing trace with hash 560216147, now seen corresponding path program 1 times [2020-10-16 13:52:11,027 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:52:11,028 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174651285] [2020-10-16 13:52:11,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:52:11,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:52:11,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:52:11,255 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174651285] [2020-10-16 13:52:11,256 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:52:11,256 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 13:52:11,257 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1180944352] [2020-10-16 13:52:11,258 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:52:11,261 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:52:11,276 INFO L258 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2020-10-16 13:52:11,276 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:52:11,281 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:52:11,282 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 13:52:11,282 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:52:11,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 13:52:11,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:52:11,300 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 3 states. [2020-10-16 13:52:11,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:52:11,334 INFO L93 Difference]: Finished difference Result 161 states and 384 transitions. [2020-10-16 13:52:11,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 13:52:11,336 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-10-16 13:52:11,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:52:11,350 INFO L225 Difference]: With dead ends: 161 [2020-10-16 13:52:11,350 INFO L226 Difference]: Without dead ends: 139 [2020-10-16 13:52:11,352 INFO L677 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 [2020-10-16 13:52:11,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2020-10-16 13:52:11,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 131. [2020-10-16 13:52:11,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-10-16 13:52:11,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 315 transitions. [2020-10-16 13:52:11,408 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 315 transitions. Word has length 7 [2020-10-16 13:52:11,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:52:11,410 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 315 transitions. [2020-10-16 13:52:11,410 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 13:52:11,410 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 315 transitions. [2020-10-16 13:52:11,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-16 13:52:11,411 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:52:11,411 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2020-10-16 13:52:11,412 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-16 13:52:11,412 INFO L429 AbstractCegarLoop]: === Iteration 2 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-16 13:52:11,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:52:11,412 INFO L82 PathProgramCache]: Analyzing trace with hash 186808361, now seen corresponding path program 1 times [2020-10-16 13:52:11,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:52:11,416 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286819943] [2020-10-16 13:52:11,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:52:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 13:52:11,440 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 13:52:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 13:52:11,456 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 13:52:11,480 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 13:52:11,481 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 13:52:11,482 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-16 13:52:11,484 WARN L371 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 13:52:11,485 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-10-16 13:52:11,497 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,497 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,497 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,498 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,498 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of2ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,498 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of2ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,498 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,498 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,499 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,499 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,499 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,499 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,499 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,500 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,500 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,500 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,500 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,500 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,500 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of2ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,501 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of2ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,501 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,501 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,501 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,501 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,502 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,502 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,502 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,502 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,503 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,503 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,503 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,503 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,504 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of2ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,504 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,504 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,504 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,504 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,505 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,505 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,509 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,509 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of2ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,510 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,510 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of2ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,510 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of2ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,510 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,511 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,511 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,511 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,511 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,511 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,511 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,512 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,512 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,512 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,513 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,513 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,513 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,513 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,513 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of2ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,513 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,514 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,514 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,515 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,515 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,515 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,516 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,516 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of2ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,516 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,516 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of2ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,516 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of2ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,516 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,517 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,517 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,517 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,517 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,517 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,517 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,518 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,518 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,518 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,519 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,519 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,519 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,519 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,519 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,520 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,520 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,521 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of2ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,521 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,521 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,526 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,527 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,527 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,527 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,527 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,528 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,528 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,534 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,534 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of2ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,534 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,541 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of2ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,541 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,542 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,542 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,542 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,542 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,542 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,547 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of2ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,547 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,548 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,548 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,548 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,548 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,548 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:11,550 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 13:52:11,550 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-16 13:52:11,550 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 13:52:11,550 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 13:52:11,551 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-16 13:52:11,551 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-16 13:52:11,551 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 13:52:11,551 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 13:52:11,551 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 13:52:11,551 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 13:52:11,556 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-16 13:52:11,556 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 112 places, 111 transitions, 246 flow [2020-10-16 13:52:11,557 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 112 places, 111 transitions, 246 flow [2020-10-16 13:52:11,557 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 112 places, 111 transitions, 246 flow [2020-10-16 13:52:11,607 INFO L129 PetriNetUnfolder]: 10/118 cut-off events. [2020-10-16 13:52:11,607 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-10-16 13:52:11,611 INFO L80 FinitePrefix]: Finished finitePrefix Result has 132 conditions, 118 events. 10/118 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 251 event pairs, 0 based on Foata normal form. 0/103 useless extension candidates. Maximal degree in co-relation 127. Up to 6 conditions per place. [2020-10-16 13:52:11,617 INFO L117 LiptonReduction]: Number of co-enabled transitions 4260 [2020-10-16 13:52:13,596 INFO L132 LiptonReduction]: Checked pairs total: 7253 [2020-10-16 13:52:13,597 INFO L134 LiptonReduction]: Total number of compositions: 119 [2020-10-16 13:52:13,597 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 38 places, 32 transitions, 88 flow [2020-10-16 13:52:13,665 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1262 states. [2020-10-16 13:52:13,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states. [2020-10-16 13:52:13,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-16 13:52:13,667 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:52:13,667 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:52:13,667 INFO L429 AbstractCegarLoop]: === Iteration 1 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-16 13:52:13,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:52:13,668 INFO L82 PathProgramCache]: Analyzing trace with hash 1393576097, now seen corresponding path program 1 times [2020-10-16 13:52:13,673 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:52:13,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745514995] [2020-10-16 13:52:13,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:52:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:52:13,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:52:13,717 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745514995] [2020-10-16 13:52:13,717 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:52:13,718 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 13:52:13,718 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [500540143] [2020-10-16 13:52:13,718 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:52:13,719 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:52:13,721 INFO L258 McrAutomatonBuilder]: Finished intersection with 9 states and 8 transitions. [2020-10-16 13:52:13,721 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:52:13,722 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:52:13,722 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 13:52:13,722 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:52:13,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 13:52:13,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:52:13,723 INFO L87 Difference]: Start difference. First operand 1262 states. Second operand 3 states. [2020-10-16 13:52:13,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:52:13,790 INFO L93 Difference]: Finished difference Result 937 states and 3217 transitions. [2020-10-16 13:52:13,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 13:52:13,791 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-16 13:52:13,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:52:13,807 INFO L225 Difference]: With dead ends: 937 [2020-10-16 13:52:13,807 INFO L226 Difference]: Without dead ends: 867 [2020-10-16 13:52:13,808 INFO L677 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 [2020-10-16 13:52:13,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2020-10-16 13:52:13,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 867. [2020-10-16 13:52:13,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 867 states. [2020-10-16 13:52:13,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 867 states and 2942 transitions. [2020-10-16 13:52:13,931 INFO L78 Accepts]: Start accepts. Automaton has 867 states and 2942 transitions. Word has length 8 [2020-10-16 13:52:13,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:52:13,931 INFO L481 AbstractCegarLoop]: Abstraction has 867 states and 2942 transitions. [2020-10-16 13:52:13,931 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 13:52:13,932 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 2942 transitions. [2020-10-16 13:52:13,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-16 13:52:13,933 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:52:13,934 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:52:13,934 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-16 13:52:13,934 INFO L429 AbstractCegarLoop]: === Iteration 2 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-16 13:52:13,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:52:13,935 INFO L82 PathProgramCache]: Analyzing trace with hash 1183384217, now seen corresponding path program 1 times [2020-10-16 13:52:13,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:52:13,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788424656] [2020-10-16 13:52:13,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:52:13,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:52:14,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:52:14,063 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788424656] [2020-10-16 13:52:14,064 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:52:14,064 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 13:52:14,064 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1206384454] [2020-10-16 13:52:14,064 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:52:14,066 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:52:14,067 INFO L258 McrAutomatonBuilder]: Finished intersection with 13 states and 12 transitions. [2020-10-16 13:52:14,067 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:52:14,068 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:52:14,068 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 13:52:14,068 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:52:14,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 13:52:14,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-16 13:52:14,069 INFO L87 Difference]: Start difference. First operand 867 states and 2942 transitions. Second operand 6 states. [2020-10-16 13:52:14,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:52:14,254 INFO L93 Difference]: Finished difference Result 1399 states and 4601 transitions. [2020-10-16 13:52:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 13:52:14,254 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 12 [2020-10-16 13:52:14,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:52:14,266 INFO L225 Difference]: With dead ends: 1399 [2020-10-16 13:52:14,266 INFO L226 Difference]: Without dead ends: 1364 [2020-10-16 13:52:14,267 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-16 13:52:14,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1364 states. [2020-10-16 13:52:14,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1364 to 1228. [2020-10-16 13:52:14,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1228 states. [2020-10-16 13:52:14,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 1228 states and 4200 transitions. [2020-10-16 13:52:14,318 INFO L78 Accepts]: Start accepts. Automaton has 1228 states and 4200 transitions. Word has length 12 [2020-10-16 13:52:14,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:52:14,319 INFO L481 AbstractCegarLoop]: Abstraction has 1228 states and 4200 transitions. [2020-10-16 13:52:14,319 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 13:52:14,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 4200 transitions. [2020-10-16 13:52:14,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-16 13:52:14,321 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:52:14,321 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:52:14,321 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-16 13:52:14,322 INFO L429 AbstractCegarLoop]: === Iteration 3 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-16 13:52:14,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:52:14,322 INFO L82 PathProgramCache]: Analyzing trace with hash -1642590043, now seen corresponding path program 2 times [2020-10-16 13:52:14,323 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:52:14,323 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990156563] [2020-10-16 13:52:14,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:52:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:52:14,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:52:14,371 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990156563] [2020-10-16 13:52:14,371 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:52:14,371 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-16 13:52:14,372 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [829566833] [2020-10-16 13:52:14,372 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:52:14,373 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:52:14,375 INFO L258 McrAutomatonBuilder]: Finished intersection with 17 states and 20 transitions. [2020-10-16 13:52:14,375 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:52:14,392 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:52:14,393 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-16 13:52:14,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:52:14,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-16 13:52:14,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-16 13:52:14,394 INFO L87 Difference]: Start difference. First operand 1228 states and 4200 transitions. Second operand 5 states. [2020-10-16 13:52:14,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:52:14,466 INFO L93 Difference]: Finished difference Result 1399 states and 4425 transitions. [2020-10-16 13:52:14,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-16 13:52:14,471 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2020-10-16 13:52:14,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:52:14,483 INFO L225 Difference]: With dead ends: 1399 [2020-10-16 13:52:14,484 INFO L226 Difference]: Without dead ends: 1357 [2020-10-16 13:52:14,484 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-16 13:52:14,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1357 states. [2020-10-16 13:52:14,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1357 to 1148. [2020-10-16 13:52:14,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1148 states. [2020-10-16 13:52:14,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 1148 states and 3770 transitions. [2020-10-16 13:52:14,530 INFO L78 Accepts]: Start accepts. Automaton has 1148 states and 3770 transitions. Word has length 12 [2020-10-16 13:52:14,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:52:14,531 INFO L481 AbstractCegarLoop]: Abstraction has 1148 states and 3770 transitions. [2020-10-16 13:52:14,531 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-16 13:52:14,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 3770 transitions. [2020-10-16 13:52:14,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-16 13:52:14,534 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:52:14,534 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:52:14,535 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-16 13:52:14,535 INFO L429 AbstractCegarLoop]: === Iteration 4 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-16 13:52:14,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:52:14,535 INFO L82 PathProgramCache]: Analyzing trace with hash 1186391722, now seen corresponding path program 1 times [2020-10-16 13:52:14,536 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:52:14,537 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215040511] [2020-10-16 13:52:14,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:52:14,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 13:52:14,552 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 13:52:14,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 13:52:14,562 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 13:52:14,569 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 13:52:14,569 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 13:52:14,569 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-16 13:52:14,570 WARN L371 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 13:52:14,574 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-10-16 13:52:14,587 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,588 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,588 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,588 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,588 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of3ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,589 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of3ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,589 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,589 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,589 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,589 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,589 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,590 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,590 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,590 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,590 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,590 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,591 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,591 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,591 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of3ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,591 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of3ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,591 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,591 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,592 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,592 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,592 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,592 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,592 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,592 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,593 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,593 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,593 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,593 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,593 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of3ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,593 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of3ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,594 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,594 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,594 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,594 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,594 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,594 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,595 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,595 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,595 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,596 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,596 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,596 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,596 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of3ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,596 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,597 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,597 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,597 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,597 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,597 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,598 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,598 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of3ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,598 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,598 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of3ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,598 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of3ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,599 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,599 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,599 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,599 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,599 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,599 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,600 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,600 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,600 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,600 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,601 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,601 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,601 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,601 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,601 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of3ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,601 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,602 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,602 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,602 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,602 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,602 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,603 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,603 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of3ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,603 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,603 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of3ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,603 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of3ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,603 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,603 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,604 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,604 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,604 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,604 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,604 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,604 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,605 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,605 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,605 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,605 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,606 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,606 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,606 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of3ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,606 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,606 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,606 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,607 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,607 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,607 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,607 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,607 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of3ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,607 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,607 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of3ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,608 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of3ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,608 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,608 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,608 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,608 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,609 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,609 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,609 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,609 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,609 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,610 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,610 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,610 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,611 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,611 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,611 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of3ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,611 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,611 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,612 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,612 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,612 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of3ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,619 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,619 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,620 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,620 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,620 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,620 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,620 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of3ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,620 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,621 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,621 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of3ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,622 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,622 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of3ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,623 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,623 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,623 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,623 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,623 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,623 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,623 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,624 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,625 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of3ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,625 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,625 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,625 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,626 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,626 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,626 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,627 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,627 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,627 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,628 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,628 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,628 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of3ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,628 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,629 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,630 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,630 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,630 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of3ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,630 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,631 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,631 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:14,632 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 13:52:14,632 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-16 13:52:14,633 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 13:52:14,633 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 13:52:14,633 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-16 13:52:14,633 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-16 13:52:14,633 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 13:52:14,633 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 13:52:14,633 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 13:52:14,634 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 13:52:14,636 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-16 13:52:14,636 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 151 places, 150 transitions, 342 flow [2020-10-16 13:52:14,636 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 151 places, 150 transitions, 342 flow [2020-10-16 13:52:14,636 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 151 places, 150 transitions, 342 flow [2020-10-16 13:52:14,666 INFO L129 PetriNetUnfolder]: 14/156 cut-off events. [2020-10-16 13:52:14,666 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-10-16 13:52:14,670 INFO L80 FinitePrefix]: Finished finitePrefix Result has 177 conditions, 156 events. 14/156 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 384 event pairs, 0 based on Foata normal form. 0/135 useless extension candidates. Maximal degree in co-relation 170. Up to 8 conditions per place. [2020-10-16 13:52:14,679 INFO L117 LiptonReduction]: Number of co-enabled transitions 7982 [2020-10-16 13:52:17,414 INFO L132 LiptonReduction]: Checked pairs total: 13275 [2020-10-16 13:52:17,415 INFO L134 LiptonReduction]: Total number of compositions: 164 [2020-10-16 13:52:17,415 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 50 places, 42 transitions, 126 flow [2020-10-16 13:52:17,955 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 7557 states. [2020-10-16 13:52:17,955 INFO L276 IsEmpty]: Start isEmpty. Operand 7557 states. [2020-10-16 13:52:17,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-16 13:52:17,956 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:52:17,956 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:52:17,957 INFO L429 AbstractCegarLoop]: === Iteration 1 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:52:17,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:52:17,957 INFO L82 PathProgramCache]: Analyzing trace with hash -618301060, now seen corresponding path program 1 times [2020-10-16 13:52:17,958 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:52:17,958 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093702225] [2020-10-16 13:52:17,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:52:17,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:52:17,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:52:17,981 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093702225] [2020-10-16 13:52:17,981 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:52:17,981 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 13:52:17,982 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [776812952] [2020-10-16 13:52:17,982 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:52:17,982 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:52:17,983 INFO L258 McrAutomatonBuilder]: Finished intersection with 9 states and 8 transitions. [2020-10-16 13:52:17,983 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:52:17,984 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:52:17,984 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 13:52:17,984 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:52:17,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 13:52:17,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:52:17,985 INFO L87 Difference]: Start difference. First operand 7557 states. Second operand 3 states. [2020-10-16 13:52:18,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:52:18,080 INFO L93 Difference]: Finished difference Result 4905 states and 20409 transitions. [2020-10-16 13:52:18,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 13:52:18,081 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-16 13:52:18,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:52:18,136 INFO L225 Difference]: With dead ends: 4905 [2020-10-16 13:52:18,136 INFO L226 Difference]: Without dead ends: 4697 [2020-10-16 13:52:18,137 INFO L677 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 [2020-10-16 13:52:18,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4697 states. [2020-10-16 13:52:18,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4697 to 4521. [2020-10-16 13:52:18,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4521 states. [2020-10-16 13:52:18,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4521 states to 4521 states and 19117 transitions. [2020-10-16 13:52:18,429 INFO L78 Accepts]: Start accepts. Automaton has 4521 states and 19117 transitions. Word has length 8 [2020-10-16 13:52:18,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:52:18,429 INFO L481 AbstractCegarLoop]: Abstraction has 4521 states and 19117 transitions. [2020-10-16 13:52:18,429 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 13:52:18,429 INFO L276 IsEmpty]: Start isEmpty. Operand 4521 states and 19117 transitions. [2020-10-16 13:52:18,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-16 13:52:18,430 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:52:18,431 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:52:18,431 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-16 13:52:18,431 INFO L429 AbstractCegarLoop]: === Iteration 2 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:52:18,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:52:18,431 INFO L82 PathProgramCache]: Analyzing trace with hash -1821911628, now seen corresponding path program 1 times [2020-10-16 13:52:18,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:52:18,433 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910038534] [2020-10-16 13:52:18,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:52:18,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:52:18,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:52:18,500 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910038534] [2020-10-16 13:52:18,500 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:52:18,500 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-16 13:52:18,500 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [60287181] [2020-10-16 13:52:18,500 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:52:18,504 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:52:18,507 INFO L258 McrAutomatonBuilder]: Finished intersection with 31 states and 48 transitions. [2020-10-16 13:52:18,508 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:52:18,614 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [29223#(or (not (= ~stoppingFlag~0 0)) (= ~stopped~0 0))] [2020-10-16 13:52:18,615 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 13:52:18,615 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:52:18,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 13:52:18,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-16 13:52:18,616 INFO L87 Difference]: Start difference. First operand 4521 states and 19117 transitions. Second operand 6 states. [2020-10-16 13:52:18,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:52:18,889 INFO L93 Difference]: Finished difference Result 6394 states and 25371 transitions. [2020-10-16 13:52:18,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-16 13:52:18,890 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 12 [2020-10-16 13:52:18,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:52:18,963 INFO L225 Difference]: With dead ends: 6394 [2020-10-16 13:52:18,963 INFO L226 Difference]: Without dead ends: 6278 [2020-10-16 13:52:18,964 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 17 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-10-16 13:52:18,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6278 states. [2020-10-16 13:52:19,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6278 to 5194. [2020-10-16 13:52:19,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5194 states. [2020-10-16 13:52:19,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5194 states to 5194 states and 21234 transitions. [2020-10-16 13:52:19,196 INFO L78 Accepts]: Start accepts. Automaton has 5194 states and 21234 transitions. Word has length 12 [2020-10-16 13:52:19,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:52:19,196 INFO L481 AbstractCegarLoop]: Abstraction has 5194 states and 21234 transitions. [2020-10-16 13:52:19,197 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 13:52:19,197 INFO L276 IsEmpty]: Start isEmpty. Operand 5194 states and 21234 transitions. [2020-10-16 13:52:19,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-16 13:52:19,197 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:52:19,198 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:52:19,198 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-16 13:52:19,198 INFO L429 AbstractCegarLoop]: === Iteration 3 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:52:19,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:52:19,198 INFO L82 PathProgramCache]: Analyzing trace with hash 1811850402, now seen corresponding path program 2 times [2020-10-16 13:52:19,200 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:52:19,200 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775976116] [2020-10-16 13:52:19,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:52:19,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:52:19,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:52:19,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775976116] [2020-10-16 13:52:19,276 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:52:19,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 13:52:19,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1791785659] [2020-10-16 13:52:19,278 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:52:19,279 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:52:19,280 INFO L258 McrAutomatonBuilder]: Finished intersection with 13 states and 12 transitions. [2020-10-16 13:52:19,280 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:52:19,281 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:52:19,281 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 13:52:19,281 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:52:19,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 13:52:19,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-16 13:52:19,282 INFO L87 Difference]: Start difference. First operand 5194 states and 21234 transitions. Second operand 6 states. [2020-10-16 13:52:19,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:52:19,512 INFO L93 Difference]: Finished difference Result 6759 states and 26488 transitions. [2020-10-16 13:52:19,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-16 13:52:19,512 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 12 [2020-10-16 13:52:19,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:52:19,545 INFO L225 Difference]: With dead ends: 6759 [2020-10-16 13:52:19,545 INFO L226 Difference]: Without dead ends: 6553 [2020-10-16 13:52:19,545 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-16 13:52:19,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6553 states. [2020-10-16 13:52:19,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6553 to 6038. [2020-10-16 13:52:19,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6038 states. [2020-10-16 13:52:19,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6038 states to 6038 states and 24197 transitions. [2020-10-16 13:52:19,752 INFO L78 Accepts]: Start accepts. Automaton has 6038 states and 24197 transitions. Word has length 12 [2020-10-16 13:52:19,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:52:19,752 INFO L481 AbstractCegarLoop]: Abstraction has 6038 states and 24197 transitions. [2020-10-16 13:52:19,752 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 13:52:19,752 INFO L276 IsEmpty]: Start isEmpty. Operand 6038 states and 24197 transitions. [2020-10-16 13:52:19,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-16 13:52:19,755 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:52:19,755 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:52:19,755 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-16 13:52:19,755 INFO L429 AbstractCegarLoop]: === Iteration 4 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:52:19,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:52:19,756 INFO L82 PathProgramCache]: Analyzing trace with hash -1998001433, now seen corresponding path program 1 times [2020-10-16 13:52:19,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:52:19,757 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480391576] [2020-10-16 13:52:19,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:52:19,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:52:19,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-16 13:52:19,820 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480391576] [2020-10-16 13:52:19,820 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:52:19,820 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 13:52:19,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1442501755] [2020-10-16 13:52:19,821 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:52:19,822 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:52:19,826 INFO L258 McrAutomatonBuilder]: Finished intersection with 51 states and 84 transitions. [2020-10-16 13:52:19,826 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:52:19,843 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 7, 1] term [2020-10-16 13:52:19,844 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:19,880 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:19,881 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:19,891 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:19,891 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:19,938 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:19,939 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:19,947 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:19,947 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:19,960 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:19,960 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:19,972 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:19,973 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:19,991 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:19,991 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:20,006 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:20,007 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:20,024 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [64866#(not (= ~stoppingFlag~0 0)), 64867#(or (= 0 (+ BCSP_PnpAddThread2of3ForFork0_~status~0 1)) (= ~stoppingEvent~0 0))] [2020-10-16 13:52:20,025 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-16 13:52:20,025 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:52:20,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-16 13:52:20,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-16 13:52:20,026 INFO L87 Difference]: Start difference. First operand 6038 states and 24197 transitions. Second operand 10 states. [2020-10-16 13:52:20,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:52:20,539 INFO L93 Difference]: Finished difference Result 7918 states and 28472 transitions. [2020-10-16 13:52:20,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-16 13:52:20,540 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 16 [2020-10-16 13:52:20,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:52:20,575 INFO L225 Difference]: With dead ends: 7918 [2020-10-16 13:52:20,576 INFO L226 Difference]: Without dead ends: 7680 [2020-10-16 13:52:20,576 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 16 SyntacticMatches, 16 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=117, Invalid=389, Unknown=0, NotChecked=0, Total=506 [2020-10-16 13:52:20,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7680 states. [2020-10-16 13:52:20,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7680 to 5985. [2020-10-16 13:52:20,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5985 states. [2020-10-16 13:52:20,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5985 states to 5985 states and 22674 transitions. [2020-10-16 13:52:20,918 INFO L78 Accepts]: Start accepts. Automaton has 5985 states and 22674 transitions. Word has length 16 [2020-10-16 13:52:20,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:52:20,919 INFO L481 AbstractCegarLoop]: Abstraction has 5985 states and 22674 transitions. [2020-10-16 13:52:20,919 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-16 13:52:20,919 INFO L276 IsEmpty]: Start isEmpty. Operand 5985 states and 22674 transitions. [2020-10-16 13:52:20,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-16 13:52:20,923 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:52:20,923 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:52:20,923 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-16 13:52:20,923 INFO L429 AbstractCegarLoop]: === Iteration 5 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:52:20,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:52:20,924 INFO L82 PathProgramCache]: Analyzing trace with hash 381783754, now seen corresponding path program 1 times [2020-10-16 13:52:20,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:52:20,925 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039214210] [2020-10-16 13:52:20,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:52:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 13:52:20,936 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 13:52:20,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 13:52:20,945 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 13:52:20,951 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 13:52:20,952 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 13:52:20,952 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-16 13:52:20,952 WARN L371 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 13:52:20,953 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-10-16 13:52:20,968 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,968 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,968 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,969 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,969 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of4ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,969 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of4ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,969 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,969 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,969 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,969 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,970 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,970 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,970 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,970 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,970 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,971 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,971 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,971 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,971 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of4ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,971 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of4ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,971 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,971 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,971 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,972 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,972 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,972 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,972 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,972 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,972 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,972 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,973 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,973 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,973 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of4ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,973 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of4ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,973 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,973 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,974 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,974 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,974 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,974 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,974 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,974 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,974 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,975 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,975 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,975 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,975 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of4ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,975 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of4ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,975 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,976 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,976 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,976 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,976 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,976 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,976 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,976 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,977 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,977 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,977 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,977 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,977 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,977 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,977 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,978 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,978 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,978 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,978 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,978 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,978 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,979 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,979 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,979 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,979 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,979 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,979 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,980 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,980 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,980 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,980 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,980 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,980 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,980 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,981 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,981 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,981 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,981 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,981 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,981 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,981 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,982 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,982 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,982 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,982 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,982 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,982 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,982 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,982 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,982 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,983 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,983 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,983 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,983 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,983 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,983 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,983 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,983 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,984 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,984 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,984 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,984 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,984 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,984 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,984 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,985 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,985 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,985 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,985 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,985 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,985 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,985 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,985 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,986 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,986 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,986 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,986 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,986 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,986 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,986 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,987 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,987 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,987 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,987 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,987 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,987 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,988 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,988 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,988 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,988 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,988 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,988 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,988 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,989 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,989 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,989 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,989 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,989 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,989 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,989 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,989 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,990 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,990 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,990 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,990 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,990 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,990 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,990 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,991 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,991 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,991 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,991 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,991 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,992 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,992 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,992 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,992 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,992 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,992 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,993 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,993 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,993 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,996 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,997 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,997 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,997 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,997 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,997 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,997 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,997 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,998 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:20,998 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,003 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,003 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,003 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,003 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,003 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,004 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,004 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,004 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,004 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,004 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,005 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,005 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,006 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,006 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of4ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,006 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,006 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,006 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,006 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,006 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,006 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of4ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,007 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,008 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,008 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,008 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,008 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of4ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,008 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,008 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,009 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,010 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,010 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,010 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of4ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,010 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,010 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,010 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,011 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,011 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,012 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,012 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,012 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of4ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,012 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,012 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,013 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of4ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,013 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,013 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,013 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,014 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,014 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,014 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:21,015 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 13:52:21,015 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-16 13:52:21,015 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 13:52:21,015 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 13:52:21,016 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-16 13:52:21,016 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-16 13:52:21,016 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 13:52:21,016 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 13:52:21,016 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 13:52:21,016 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 13:52:21,018 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-16 13:52:21,018 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 190 places, 189 transitions, 442 flow [2020-10-16 13:52:21,018 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 190 places, 189 transitions, 442 flow [2020-10-16 13:52:21,018 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 190 places, 189 transitions, 442 flow [2020-10-16 13:52:21,048 INFO L129 PetriNetUnfolder]: 18/194 cut-off events. [2020-10-16 13:52:21,048 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-10-16 13:52:21,052 INFO L80 FinitePrefix]: Finished finitePrefix Result has 223 conditions, 194 events. 18/194 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 507 event pairs, 0 based on Foata normal form. 0/167 useless extension candidates. Maximal degree in co-relation 214. Up to 10 conditions per place. [2020-10-16 13:52:21,065 INFO L117 LiptonReduction]: Number of co-enabled transitions 12904 [2020-10-16 13:52:22,161 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2020-10-16 13:52:24,275 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 26 [2020-10-16 13:52:24,430 INFO L132 LiptonReduction]: Checked pairs total: 19493 [2020-10-16 13:52:24,431 INFO L134 LiptonReduction]: Total number of compositions: 213 [2020-10-16 13:52:24,431 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 60 places, 48 transitions, 160 flow [2020-10-16 13:52:28,015 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 32432 states. [2020-10-16 13:52:28,015 INFO L276 IsEmpty]: Start isEmpty. Operand 32432 states. [2020-10-16 13:52:28,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-16 13:52:28,016 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:52:28,016 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:52:28,016 INFO L429 AbstractCegarLoop]: === Iteration 1 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:52:28,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:52:28,017 INFO L82 PathProgramCache]: Analyzing trace with hash -1729441303, now seen corresponding path program 1 times [2020-10-16 13:52:28,023 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:52:28,023 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204404103] [2020-10-16 13:52:28,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:52:28,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:52:28,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:52:28,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204404103] [2020-10-16 13:52:28,047 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:52:28,048 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 13:52:28,048 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [273497479] [2020-10-16 13:52:28,048 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:52:28,048 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:52:28,049 INFO L258 McrAutomatonBuilder]: Finished intersection with 9 states and 8 transitions. [2020-10-16 13:52:28,049 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:52:28,049 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:52:28,050 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 13:52:28,050 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:52:28,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 13:52:28,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:52:28,050 INFO L87 Difference]: Start difference. First operand 32432 states. Second operand 3 states. [2020-10-16 13:52:28,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:52:28,232 INFO L93 Difference]: Finished difference Result 21452 states and 107978 transitions. [2020-10-16 13:52:28,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 13:52:28,232 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-16 13:52:28,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:52:28,328 INFO L225 Difference]: With dead ends: 21452 [2020-10-16 13:52:28,328 INFO L226 Difference]: Without dead ends: 20480 [2020-10-16 13:52:28,328 INFO L677 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 [2020-10-16 13:52:28,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20480 states. [2020-10-16 13:52:29,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20480 to 19872. [2020-10-16 13:52:29,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19872 states. [2020-10-16 13:52:29,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19872 states to 19872 states and 101162 transitions. [2020-10-16 13:52:29,411 INFO L78 Accepts]: Start accepts. Automaton has 19872 states and 101162 transitions. Word has length 8 [2020-10-16 13:52:29,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:52:29,411 INFO L481 AbstractCegarLoop]: Abstraction has 19872 states and 101162 transitions. [2020-10-16 13:52:29,411 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 13:52:29,411 INFO L276 IsEmpty]: Start isEmpty. Operand 19872 states and 101162 transitions. [2020-10-16 13:52:29,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-16 13:52:29,412 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:52:29,412 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:52:29,412 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-16 13:52:29,412 INFO L429 AbstractCegarLoop]: === Iteration 2 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:52:29,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:52:29,413 INFO L82 PathProgramCache]: Analyzing trace with hash 580710858, now seen corresponding path program 1 times [2020-10-16 13:52:29,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:52:29,414 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241893647] [2020-10-16 13:52:29,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:52:29,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:52:29,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:52:29,466 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241893647] [2020-10-16 13:52:29,466 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:52:29,466 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-16 13:52:29,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [265142036] [2020-10-16 13:52:29,466 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:52:29,467 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:52:29,468 INFO L258 McrAutomatonBuilder]: Finished intersection with 31 states and 48 transitions. [2020-10-16 13:52:29,468 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:52:29,510 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 6, 1] term [2020-10-16 13:52:29,510 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:29,520 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 6, 1] term [2020-10-16 13:52:29,521 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:29,553 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [126261#(= 0 (+ |BCSP_PnpAddThread1of4ForFork0_#t~ret3| 1))] [2020-10-16 13:52:29,553 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 13:52:29,554 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:52:29,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 13:52:29,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-16 13:52:29,554 INFO L87 Difference]: Start difference. First operand 19872 states and 101162 transitions. Second operand 6 states. [2020-10-16 13:52:30,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:52:30,024 INFO L93 Difference]: Finished difference Result 27671 states and 134379 transitions. [2020-10-16 13:52:30,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-16 13:52:30,024 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 12 [2020-10-16 13:52:30,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:52:30,146 INFO L225 Difference]: With dead ends: 27671 [2020-10-16 13:52:30,146 INFO L226 Difference]: Without dead ends: 27438 [2020-10-16 13:52:30,146 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 22 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2020-10-16 13:52:30,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27438 states. [2020-10-16 13:52:32,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27438 to 20325. [2020-10-16 13:52:32,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20325 states. [2020-10-16 13:52:32,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20325 states to 20325 states and 100385 transitions. [2020-10-16 13:52:32,699 INFO L78 Accepts]: Start accepts. Automaton has 20325 states and 100385 transitions. Word has length 12 [2020-10-16 13:52:32,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:52:32,699 INFO L481 AbstractCegarLoop]: Abstraction has 20325 states and 100385 transitions. [2020-10-16 13:52:32,700 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 13:52:32,700 INFO L276 IsEmpty]: Start isEmpty. Operand 20325 states and 100385 transitions. [2020-10-16 13:52:32,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-16 13:52:32,700 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:52:32,700 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:52:32,701 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-16 13:52:32,701 INFO L429 AbstractCegarLoop]: === Iteration 3 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:52:32,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:52:32,701 INFO L82 PathProgramCache]: Analyzing trace with hash -1661696182, now seen corresponding path program 2 times [2020-10-16 13:52:32,702 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:52:32,702 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534941313] [2020-10-16 13:52:32,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:52:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:52:32,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:52:32,741 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534941313] [2020-10-16 13:52:32,741 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:52:32,741 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 13:52:32,741 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1297859828] [2020-10-16 13:52:32,741 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:52:32,742 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:52:32,743 INFO L258 McrAutomatonBuilder]: Finished intersection with 13 states and 12 transitions. [2020-10-16 13:52:32,743 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:52:32,744 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:52:32,744 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 13:52:32,744 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:52:32,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 13:52:32,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-16 13:52:32,745 INFO L87 Difference]: Start difference. First operand 20325 states and 100385 transitions. Second operand 6 states. [2020-10-16 13:52:33,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:52:33,113 INFO L93 Difference]: Finished difference Result 31625 states and 151030 transitions. [2020-10-16 13:52:33,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 13:52:33,113 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 12 [2020-10-16 13:52:33,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:52:33,749 INFO L225 Difference]: With dead ends: 31625 [2020-10-16 13:52:33,749 INFO L226 Difference]: Without dead ends: 30820 [2020-10-16 13:52:33,750 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-16 13:52:33,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30820 states. [2020-10-16 13:52:34,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30820 to 26220. [2020-10-16 13:52:34,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26220 states. [2020-10-16 13:52:34,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26220 states to 26220 states and 128452 transitions. [2020-10-16 13:52:34,441 INFO L78 Accepts]: Start accepts. Automaton has 26220 states and 128452 transitions. Word has length 12 [2020-10-16 13:52:34,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:52:34,441 INFO L481 AbstractCegarLoop]: Abstraction has 26220 states and 128452 transitions. [2020-10-16 13:52:34,441 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 13:52:34,441 INFO L276 IsEmpty]: Start isEmpty. Operand 26220 states and 128452 transitions. [2020-10-16 13:52:34,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-16 13:52:34,442 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:52:34,442 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:52:34,443 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-16 13:52:34,443 INFO L429 AbstractCegarLoop]: === Iteration 4 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:52:34,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:52:34,443 INFO L82 PathProgramCache]: Analyzing trace with hash 1492955483, now seen corresponding path program 1 times [2020-10-16 13:52:34,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:52:34,444 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586109005] [2020-10-16 13:52:34,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:52:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:52:34,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-16 13:52:34,503 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586109005] [2020-10-16 13:52:34,503 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:52:34,503 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 13:52:34,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [280217656] [2020-10-16 13:52:34,504 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:52:34,505 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:52:34,509 INFO L258 McrAutomatonBuilder]: Finished intersection with 51 states and 84 transitions. [2020-10-16 13:52:34,509 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:52:34,535 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 7, 1] term [2020-10-16 13:52:34,535 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:34,571 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 7, 1] term [2020-10-16 13:52:34,571 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:34,593 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:34,594 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:34,598 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:34,598 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:34,603 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:34,603 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:34,608 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:34,609 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:34,625 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:34,625 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:34,632 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:34,632 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:34,638 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[3, 2, 2, 1] term [2020-10-16 13:52:34,639 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 13:52:34,651 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:34,652 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:34,653 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [278684#(or (= BCSP_PnpStopThread1of4ForFork1_assume_abort_if_not_~cond 0) (= 0 (+ BCSP_PnpAddThread2of4ForFork0_~status~0 1))), 278685#(or (not (= ~stoppingFlag~0 0)) (= BCSP_PnpStopThread1of4ForFork1_assume_abort_if_not_~cond 0)), 278686#(or (= ~stoppingEvent~0 0) (= 0 (+ BCSP_PnpAddThread2of4ForFork0_~status~0 1))), 278687#(or (not (= ~stoppingFlag~0 0)) (= ~stoppingEvent~0 0))] [2020-10-16 13:52:34,654 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-16 13:52:34,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:52:34,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-16 13:52:34,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-16 13:52:34,655 INFO L87 Difference]: Start difference. First operand 26220 states and 128452 transitions. Second operand 12 states. [2020-10-16 13:52:35,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:52:35,832 INFO L93 Difference]: Finished difference Result 51332 states and 234412 transitions. [2020-10-16 13:52:35,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 13:52:35,833 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 16 [2020-10-16 13:52:35,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:52:35,999 INFO L225 Difference]: With dead ends: 51332 [2020-10-16 13:52:35,999 INFO L226 Difference]: Without dead ends: 50491 [2020-10-16 13:52:36,000 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 36 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=118, Invalid=262, Unknown=0, NotChecked=0, Total=380 [2020-10-16 13:52:36,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50491 states. [2020-10-16 13:52:39,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50491 to 28716. [2020-10-16 13:52:39,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28716 states. [2020-10-16 13:52:39,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28716 states to 28716 states and 139250 transitions. [2020-10-16 13:52:39,334 INFO L78 Accepts]: Start accepts. Automaton has 28716 states and 139250 transitions. Word has length 16 [2020-10-16 13:52:39,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:52:39,334 INFO L481 AbstractCegarLoop]: Abstraction has 28716 states and 139250 transitions. [2020-10-16 13:52:39,335 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-16 13:52:39,335 INFO L276 IsEmpty]: Start isEmpty. Operand 28716 states and 139250 transitions. [2020-10-16 13:52:39,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-16 13:52:39,340 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:52:39,340 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:52:39,340 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-16 13:52:39,340 INFO L429 AbstractCegarLoop]: === Iteration 5 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:52:39,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:52:39,341 INFO L82 PathProgramCache]: Analyzing trace with hash 1737336018, now seen corresponding path program 1 times [2020-10-16 13:52:39,342 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:52:39,342 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852144890] [2020-10-16 13:52:39,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:52:39,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:52:39,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:52:39,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852144890] [2020-10-16 13:52:39,417 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:52:39,418 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-16 13:52:39,418 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1522788700] [2020-10-16 13:52:39,418 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:52:39,420 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:52:39,427 INFO L258 McrAutomatonBuilder]: Finished intersection with 31 states and 41 transitions. [2020-10-16 13:52:39,427 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:52:39,429 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:39,429 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:39,453 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 7, 1] term [2020-10-16 13:52:39,453 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:39,474 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 6, 1] term [2020-10-16 13:52:39,474 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:39,482 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 6, 1] term [2020-10-16 13:52:39,482 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:39,489 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 6, 1] term [2020-10-16 13:52:39,489 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:39,495 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 6, 1] term [2020-10-16 13:52:39,496 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:39,498 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:52:39,499 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-16 13:52:39,499 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:52:39,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-16 13:52:39,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-16 13:52:39,499 INFO L87 Difference]: Start difference. First operand 28716 states and 139250 transitions. Second operand 8 states. [2020-10-16 13:52:40,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:52:40,105 INFO L93 Difference]: Finished difference Result 43995 states and 207635 transitions. [2020-10-16 13:52:40,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-16 13:52:40,105 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 19 [2020-10-16 13:52:40,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:52:40,255 INFO L225 Difference]: With dead ends: 43995 [2020-10-16 13:52:40,256 INFO L226 Difference]: Without dead ends: 42995 [2020-10-16 13:52:40,256 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 6 SyntacticMatches, 6 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2020-10-16 13:52:40,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42995 states. [2020-10-16 13:52:41,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42995 to 29142. [2020-10-16 13:52:41,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29142 states. [2020-10-16 13:52:41,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29142 states to 29142 states and 145188 transitions. [2020-10-16 13:52:41,423 INFO L78 Accepts]: Start accepts. Automaton has 29142 states and 145188 transitions. Word has length 19 [2020-10-16 13:52:41,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:52:41,423 INFO L481 AbstractCegarLoop]: Abstraction has 29142 states and 145188 transitions. [2020-10-16 13:52:41,423 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-16 13:52:41,423 INFO L276 IsEmpty]: Start isEmpty. Operand 29142 states and 145188 transitions. [2020-10-16 13:52:41,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-16 13:52:41,428 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:52:41,428 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:52:41,428 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-16 13:52:41,428 INFO L429 AbstractCegarLoop]: === Iteration 6 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:52:41,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:52:41,429 INFO L82 PathProgramCache]: Analyzing trace with hash -713572059, now seen corresponding path program 1 times [2020-10-16 13:52:41,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:52:41,434 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250971696] [2020-10-16 13:52:41,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:52:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:52:41,492 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-16 13:52:41,492 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250971696] [2020-10-16 13:52:41,492 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:52:41,493 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 13:52:41,493 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1230495021] [2020-10-16 13:52:41,493 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:52:41,495 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:52:41,501 INFO L258 McrAutomatonBuilder]: Finished intersection with 71 states and 120 transitions. [2020-10-16 13:52:41,501 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:52:41,524 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 7, 1] term [2020-10-16 13:52:41,524 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:41,550 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 7, 1] term [2020-10-16 13:52:41,550 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:41,564 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:41,565 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:41,595 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:41,596 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:41,603 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:41,603 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:41,606 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:41,607 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:41,610 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:41,611 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:41,616 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:41,616 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:41,620 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:41,621 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:41,627 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:41,627 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:41,636 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:41,636 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:41,645 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:41,645 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:41,656 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:52:41,656 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:52:41,668 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[3, 2, 2, 1] term [2020-10-16 13:52:41,669 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 13:52:41,673 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [489780#(or (not (= ~stoppingFlag~0 0)) (= ~stoppingEvent~0 0)), 489779#(or (= 0 (+ BCSP_PnpAddThread3of4ForFork0_~status~0 1)) (= ~stoppingEvent~0 0)), 489778#(or (not (= ~stoppingFlag~0 0)) (= BCSP_PnpStopThread1of4ForFork1_assume_abort_if_not_~cond 0)), 489777#(or (= BCSP_PnpStopThread1of4ForFork1_assume_abort_if_not_~cond 0) (= 0 (+ BCSP_PnpAddThread3of4ForFork0_~status~0 1)))] [2020-10-16 13:52:41,673 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-16 13:52:41,674 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:52:41,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-16 13:52:41,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-16 13:52:41,674 INFO L87 Difference]: Start difference. First operand 29142 states and 145188 transitions. Second operand 12 states. [2020-10-16 13:52:42,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:52:42,420 INFO L93 Difference]: Finished difference Result 48166 states and 219073 transitions. [2020-10-16 13:52:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-16 13:52:42,420 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 20 [2020-10-16 13:52:42,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:52:42,566 INFO L225 Difference]: With dead ends: 48166 [2020-10-16 13:52:42,566 INFO L226 Difference]: Without dead ends: 47083 [2020-10-16 13:52:42,567 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 52 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=118, Invalid=262, Unknown=0, NotChecked=0, Total=380 [2020-10-16 13:52:42,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47083 states. [2020-10-16 13:52:43,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47083 to 27711. [2020-10-16 13:52:43,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27711 states. [2020-10-16 13:52:43,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27711 states to 27711 states and 133361 transitions. [2020-10-16 13:52:43,966 INFO L78 Accepts]: Start accepts. Automaton has 27711 states and 133361 transitions. Word has length 20 [2020-10-16 13:52:43,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:52:43,967 INFO L481 AbstractCegarLoop]: Abstraction has 27711 states and 133361 transitions. [2020-10-16 13:52:43,967 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-16 13:52:43,967 INFO L276 IsEmpty]: Start isEmpty. Operand 27711 states and 133361 transitions. [2020-10-16 13:52:43,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-16 13:52:43,984 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:52:43,984 INFO L422 BasicCegarLoop]: trace histogram [5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:52:43,985 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-16 13:52:43,985 INFO L429 AbstractCegarLoop]: === Iteration 7 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:52:43,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:52:43,985 INFO L82 PathProgramCache]: Analyzing trace with hash -791972284, now seen corresponding path program 1 times [2020-10-16 13:52:43,986 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:52:43,986 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819515541] [2020-10-16 13:52:43,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:52:43,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 13:52:43,997 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 13:52:44,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 13:52:44,004 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 13:52:44,011 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 13:52:44,012 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 13:52:44,012 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-16 13:52:44,012 WARN L371 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 13:52:44,013 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2020-10-16 13:52:44,028 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,028 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,028 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,028 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,029 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of5ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,029 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of5ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,029 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,029 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread4of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,029 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,029 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread4of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,029 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread4of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,029 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread4of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,030 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,030 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,030 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,030 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,030 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,030 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,030 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of5ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,031 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of5ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,031 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,031 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,031 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,031 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,031 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,031 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,031 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,032 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,032 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread5of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,032 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread5of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,032 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,032 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,032 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread5of5ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,032 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread5of5ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,033 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread5of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,033 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread5of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,033 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread5of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,033 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread5of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,033 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread5of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,033 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread5of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,033 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,033 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,034 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,034 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,034 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,034 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,034 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of5ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,034 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of5ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,034 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,034 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,035 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,035 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,035 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,035 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,035 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,035 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,035 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,035 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,036 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,036 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,036 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of5ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,036 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of5ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,036 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,036 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,036 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,036 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,037 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,037 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,037 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,037 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,037 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,037 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,037 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,037 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,038 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,038 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,038 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,038 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,038 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,038 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,038 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,039 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,039 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,039 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,039 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,039 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,039 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,039 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,039 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,040 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,040 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,040 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,040 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,040 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,040 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,040 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,041 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,041 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,041 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,041 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,041 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,041 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,041 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,042 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,042 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,042 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,042 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,042 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,042 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,042 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,042 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,043 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,043 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,043 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,043 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,043 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,043 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,043 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,043 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,043 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,044 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,044 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,044 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,044 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,044 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,044 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,044 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,045 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,045 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,045 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,045 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,045 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,045 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,045 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,045 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,046 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,046 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,046 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,046 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,046 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,046 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,046 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,046 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,046 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,047 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,047 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,047 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,047 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,047 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,047 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,047 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,048 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,048 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,048 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,048 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,048 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,048 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,048 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,048 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,049 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,049 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,049 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,049 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,049 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,049 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,049 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,049 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,050 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,050 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,050 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,050 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,050 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,050 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,050 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,050 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,051 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,051 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,051 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,051 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread5of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,051 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,051 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,051 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,052 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,052 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,052 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,052 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,052 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread5of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,052 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,052 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread5of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,052 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread5of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,053 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,053 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,053 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,053 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,053 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,053 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,053 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,053 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,054 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,054 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,054 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,054 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,054 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,054 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,054 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,055 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,055 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,055 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,055 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,055 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,056 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,057 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,057 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,057 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,057 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,057 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,057 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,057 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,057 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,058 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,059 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,059 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,059 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,059 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,059 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,059 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,059 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,060 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread3of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,060 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,060 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,061 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,061 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,061 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,061 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,062 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,062 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,062 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,062 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,062 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,062 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread4of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,063 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,064 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,064 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,064 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread5of5ForFork0_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,064 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_BCSP_IoIncrement_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,064 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,064 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,064 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,065 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpAddThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,065 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpAddThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,066 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,066 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,066 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,066 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,066 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,066 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,067 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of5ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,068 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,068 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,068 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,068 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,068 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of5ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,068 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,068 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread2of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,069 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,070 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,070 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,070 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,070 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread3of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,070 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of5ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,070 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread3of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,071 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of5ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,071 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,071 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,072 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,072 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread4of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,072 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,072 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,073 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,073 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,073 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,073 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread5of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,073 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,074 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread5of5ForFork1_BCSP_IoDecrement_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,074 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread5of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 13:52:44,075 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 13:52:44,075 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-10-16 13:52:44,075 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 13:52:44,075 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 13:52:44,076 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-16 13:52:44,076 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-16 13:52:44,076 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 13:52:44,076 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 13:52:44,076 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 13:52:44,076 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 13:52:44,078 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-16 13:52:44,079 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 229 places, 228 transitions, 546 flow [2020-10-16 13:52:44,079 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 229 places, 228 transitions, 546 flow [2020-10-16 13:52:44,079 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 229 places, 228 transitions, 546 flow [2020-10-16 13:52:44,112 INFO L129 PetriNetUnfolder]: 22/232 cut-off events. [2020-10-16 13:52:44,113 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-10-16 13:52:44,117 INFO L80 FinitePrefix]: Finished finitePrefix Result has 270 conditions, 232 events. 22/232 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 611 event pairs, 0 based on Foata normal form. 0/199 useless extension candidates. Maximal degree in co-relation 259. Up to 12 conditions per place. [2020-10-16 13:52:44,136 INFO L117 LiptonReduction]: Number of co-enabled transitions 19026 [2020-10-16 13:52:46,966 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-10-16 13:52:48,439 INFO L132 LiptonReduction]: Checked pairs total: 26701 [2020-10-16 13:52:48,440 INFO L134 LiptonReduction]: Total number of compositions: 259 [2020-10-16 13:52:48,440 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 70 places, 56 transitions, 202 flow [2020-10-16 13:53:29,379 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 135902 states. [2020-10-16 13:53:29,379 INFO L276 IsEmpty]: Start isEmpty. Operand 135902 states. [2020-10-16 13:53:29,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-16 13:53:29,380 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:29,380 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:53:29,380 INFO L429 AbstractCegarLoop]: === Iteration 1 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:29,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:29,381 INFO L82 PathProgramCache]: Analyzing trace with hash 920914060, now seen corresponding path program 1 times [2020-10-16 13:53:29,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:29,386 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609002813] [2020-10-16 13:53:29,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:29,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:29,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:29,412 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609002813] [2020-10-16 13:53:29,412 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:29,412 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 13:53:29,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [950434681] [2020-10-16 13:53:29,413 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:29,413 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:29,414 INFO L258 McrAutomatonBuilder]: Finished intersection with 9 states and 8 transitions. [2020-10-16 13:53:29,416 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:29,417 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:53:29,417 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 13:53:29,417 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:29,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 13:53:29,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 13:53:29,418 INFO L87 Difference]: Start difference. First operand 135902 states. Second operand 3 states. [2020-10-16 13:53:30,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:30,012 INFO L93 Difference]: Finished difference Result 66402 states and 411707 transitions. [2020-10-16 13:53:30,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 13:53:30,013 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-16 13:53:30,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:30,326 INFO L225 Difference]: With dead ends: 66402 [2020-10-16 13:53:30,326 INFO L226 Difference]: Without dead ends: 65937 [2020-10-16 13:53:30,326 INFO L677 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 [2020-10-16 13:53:30,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65937 states. [2020-10-16 13:53:36,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65937 to 65937. [2020-10-16 13:53:36,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65937 states. [2020-10-16 13:53:36,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65937 states to 65937 states and 408050 transitions. [2020-10-16 13:53:36,736 INFO L78 Accepts]: Start accepts. Automaton has 65937 states and 408050 transitions. Word has length 8 [2020-10-16 13:53:36,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:36,736 INFO L481 AbstractCegarLoop]: Abstraction has 65937 states and 408050 transitions. [2020-10-16 13:53:36,736 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 13:53:36,736 INFO L276 IsEmpty]: Start isEmpty. Operand 65937 states and 408050 transitions. [2020-10-16 13:53:36,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-16 13:53:36,737 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:36,737 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:53:36,737 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-16 13:53:36,737 INFO L429 AbstractCegarLoop]: === Iteration 2 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:36,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:36,737 INFO L82 PathProgramCache]: Analyzing trace with hash -1965362285, now seen corresponding path program 1 times [2020-10-16 13:53:36,739 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:36,739 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958142445] [2020-10-16 13:53:36,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:36,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:36,792 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958142445] [2020-10-16 13:53:36,792 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:36,792 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 13:53:36,792 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [363804234] [2020-10-16 13:53:36,792 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:36,793 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:36,795 INFO L258 McrAutomatonBuilder]: Finished intersection with 31 states and 48 transitions. [2020-10-16 13:53:36,795 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:36,813 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 6, 1] term [2020-10-16 13:53:36,814 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:53:36,849 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 6, 1] term [2020-10-16 13:53:36,849 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:53:36,864 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:53:36,864 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:53:36,890 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:53:36,890 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:53:36,909 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:53:36,909 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:53:36,928 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:53:36,928 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:53:36,945 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 5 new interpolants: [470327#(or (not (= ~stoppingFlag~0 0)) (and (not (= ~pendingIo~0 1)) (= ~stoppingEvent~0 0))), 470326#(or (not (= ~stoppingFlag~0 0)) (= ~stoppingEvent~0 0)), 470325#(or (= 0 (+ |BCSP_PnpAddThread1of5ForFork0_#t~ret3| 1)) (= ~stoppingEvent~0 0)), 470324#(or (not (= ~stoppingFlag~0 0)) (= |BCSP_PnpStopThread1of5ForFork1_assume_abort_if_not_#in~cond| 0)), 470323#(or (= 0 (+ |BCSP_PnpAddThread1of5ForFork0_#t~ret3| 1)) (= |BCSP_PnpStopThread1of5ForFork1_assume_abort_if_not_#in~cond| 0))] [2020-10-16 13:53:36,946 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-16 13:53:36,946 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:36,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-16 13:53:36,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2020-10-16 13:53:36,947 INFO L87 Difference]: Start difference. First operand 65937 states and 408050 transitions. Second operand 13 states. [2020-10-16 13:53:40,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:40,508 INFO L93 Difference]: Finished difference Result 179178 states and 1033070 transitions. [2020-10-16 13:53:40,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-16 13:53:40,513 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 12 [2020-10-16 13:53:40,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:41,274 INFO L225 Difference]: With dead ends: 179178 [2020-10-16 13:53:41,275 INFO L226 Difference]: Without dead ends: 178042 [2020-10-16 13:53:41,275 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 28 SyntacticMatches, 3 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=231, Invalid=699, Unknown=0, NotChecked=0, Total=930 [2020-10-16 13:53:50,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178042 states. [2020-10-16 13:53:56,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178042 to 81354. [2020-10-16 13:53:56,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81354 states. [2020-10-16 13:53:57,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81354 states to 81354 states and 489600 transitions. [2020-10-16 13:53:57,880 INFO L78 Accepts]: Start accepts. Automaton has 81354 states and 489600 transitions. Word has length 12 [2020-10-16 13:53:57,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:53:57,880 INFO L481 AbstractCegarLoop]: Abstraction has 81354 states and 489600 transitions. [2020-10-16 13:53:57,880 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-16 13:53:57,880 INFO L276 IsEmpty]: Start isEmpty. Operand 81354 states and 489600 transitions. [2020-10-16 13:53:57,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-16 13:53:57,881 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:53:57,881 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:53:57,881 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-16 13:53:57,881 INFO L429 AbstractCegarLoop]: === Iteration 3 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:53:57,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:53:57,881 INFO L82 PathProgramCache]: Analyzing trace with hash -1759710427, now seen corresponding path program 2 times [2020-10-16 13:53:57,883 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:53:57,883 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450463950] [2020-10-16 13:53:57,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:53:57,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:53:57,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 13:53:57,931 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450463950] [2020-10-16 13:53:57,931 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:53:57,931 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 13:53:57,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1691296502] [2020-10-16 13:53:57,932 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:53:57,933 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:53:57,934 INFO L258 McrAutomatonBuilder]: Finished intersection with 13 states and 12 transitions. [2020-10-16 13:53:57,934 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:53:57,934 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:53:57,935 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 13:53:57,935 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:53:57,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 13:53:57,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-16 13:53:57,935 INFO L87 Difference]: Start difference. First operand 81354 states and 489600 transitions. Second operand 6 states. [2020-10-16 13:53:59,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:53:59,121 INFO L93 Difference]: Finished difference Result 124939 states and 723123 transitions. [2020-10-16 13:53:59,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-16 13:53:59,122 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 12 [2020-10-16 13:53:59,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:53:59,636 INFO L225 Difference]: With dead ends: 124939 [2020-10-16 13:53:59,636 INFO L226 Difference]: Without dead ends: 121479 [2020-10-16 13:53:59,637 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-16 13:54:01,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121479 states. [2020-10-16 13:54:10,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121479 to 106416. [2020-10-16 13:54:10,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106416 states. [2020-10-16 13:54:11,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106416 states to 106416 states and 626602 transitions. [2020-10-16 13:54:11,587 INFO L78 Accepts]: Start accepts. Automaton has 106416 states and 626602 transitions. Word has length 12 [2020-10-16 13:54:11,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:54:11,587 INFO L481 AbstractCegarLoop]: Abstraction has 106416 states and 626602 transitions. [2020-10-16 13:54:11,588 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 13:54:11,588 INFO L276 IsEmpty]: Start isEmpty. Operand 106416 states and 626602 transitions. [2020-10-16 13:54:11,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-16 13:54:11,589 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:54:11,589 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:54:11,589 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-10-16 13:54:11,589 INFO L429 AbstractCegarLoop]: === Iteration 4 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:54:11,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:54:11,590 INFO L82 PathProgramCache]: Analyzing trace with hash 691680888, now seen corresponding path program 1 times [2020-10-16 13:54:11,596 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:54:11,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108269334] [2020-10-16 13:54:11,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:54:11,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:54:11,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-16 13:54:11,648 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108269334] [2020-10-16 13:54:11,648 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:54:11,648 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 13:54:11,648 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1935100028] [2020-10-16 13:54:11,648 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:54:11,650 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:54:11,653 INFO L258 McrAutomatonBuilder]: Finished intersection with 51 states and 84 transitions. [2020-10-16 13:54:11,654 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:54:11,674 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 7, 1] term [2020-10-16 13:54:11,675 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:11,719 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 7, 1] term [2020-10-16 13:54:11,719 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:11,740 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:11,741 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:11,766 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:11,766 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:11,781 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:11,782 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:11,796 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:11,796 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:11,809 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:11,810 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:11,823 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:11,824 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:11,839 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:11,839 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:11,857 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:11,858 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:11,874 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 5 new interpolants: [1150055#(or (= 0 (+ BCSP_PnpAddThread2of5ForFork0_~status~0 1)) (= |BCSP_PnpStopThread1of5ForFork1_assume_abort_if_not_#in~cond| 0)), 1150057#(or (= 0 (+ BCSP_PnpAddThread2of5ForFork0_~status~0 1)) (= ~stoppingEvent~0 0)), 1150056#(or (not (= ~stoppingFlag~0 0)) (= |BCSP_PnpStopThread1of5ForFork1_assume_abort_if_not_#in~cond| 0)), 1150059#(or (not (= ~stoppingFlag~0 0)) (and (not (= ~pendingIo~0 1)) (= ~stoppingEvent~0 0))), 1150058#(or (not (= ~stoppingFlag~0 0)) (= ~stoppingEvent~0 0))] [2020-10-16 13:54:11,874 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-16 13:54:11,874 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:54:11,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-16 13:54:11,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2020-10-16 13:54:11,875 INFO L87 Difference]: Start difference. First operand 106416 states and 626602 transitions. Second operand 13 states. [2020-10-16 13:54:20,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:54:20,243 INFO L93 Difference]: Finished difference Result 179353 states and 972945 transitions. [2020-10-16 13:54:20,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-16 13:54:20,243 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 16 [2020-10-16 13:54:20,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:54:21,063 INFO L225 Difference]: With dead ends: 179353 [2020-10-16 13:54:21,063 INFO L226 Difference]: Without dead ends: 177908 [2020-10-16 13:54:21,064 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 38 SyntacticMatches, 7 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=198, Invalid=614, Unknown=0, NotChecked=0, Total=812 [2020-10-16 13:54:22,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177908 states. [2020-10-16 13:54:25,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177908 to 115153. [2020-10-16 13:54:25,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115153 states. [2020-10-16 13:54:27,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115153 states to 115153 states and 650104 transitions. [2020-10-16 13:54:27,321 INFO L78 Accepts]: Start accepts. Automaton has 115153 states and 650104 transitions. Word has length 16 [2020-10-16 13:54:27,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:54:27,321 INFO L481 AbstractCegarLoop]: Abstraction has 115153 states and 650104 transitions. [2020-10-16 13:54:27,321 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-16 13:54:27,321 INFO L276 IsEmpty]: Start isEmpty. Operand 115153 states and 650104 transitions. [2020-10-16 13:54:27,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-16 13:54:27,327 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:54:27,327 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:54:27,327 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-10-16 13:54:27,327 INFO L429 AbstractCegarLoop]: === Iteration 5 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:54:27,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:54:27,328 INFO L82 PathProgramCache]: Analyzing trace with hash -667675869, now seen corresponding path program 1 times [2020-10-16 13:54:27,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:54:27,330 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935497406] [2020-10-16 13:54:27,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:54:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:54:27,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-16 13:54:27,423 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935497406] [2020-10-16 13:54:27,424 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:54:27,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-16 13:54:27,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [869044095] [2020-10-16 13:54:27,424 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:54:27,426 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:54:27,430 INFO L258 McrAutomatonBuilder]: Finished intersection with 32 states and 43 transitions. [2020-10-16 13:54:27,430 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:54:27,435 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 2, 1] term [2020-10-16 13:54:27,436 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:27,448 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 2, 1] term [2020-10-16 13:54:27,448 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:27,455 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 2, 1] term [2020-10-16 13:54:27,455 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:27,462 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 2, 1] term [2020-10-16 13:54:27,462 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:27,475 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:54:27,476 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-16 13:54:27,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:54:27,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-16 13:54:27,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-16 13:54:27,476 INFO L87 Difference]: Start difference. First operand 115153 states and 650104 transitions. Second operand 8 states. [2020-10-16 13:54:35,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:54:35,184 INFO L93 Difference]: Finished difference Result 160631 states and 868983 transitions. [2020-10-16 13:54:35,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-16 13:54:35,185 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 19 [2020-10-16 13:54:35,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:54:35,975 INFO L225 Difference]: With dead ends: 160631 [2020-10-16 13:54:35,975 INFO L226 Difference]: Without dead ends: 158409 [2020-10-16 13:54:35,976 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-16 13:54:36,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158409 states. [2020-10-16 13:54:40,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158409 to 115282. [2020-10-16 13:54:40,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115282 states. [2020-10-16 13:54:41,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115282 states to 115282 states and 639100 transitions. [2020-10-16 13:54:41,925 INFO L78 Accepts]: Start accepts. Automaton has 115282 states and 639100 transitions. Word has length 19 [2020-10-16 13:54:41,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:54:41,925 INFO L481 AbstractCegarLoop]: Abstraction has 115282 states and 639100 transitions. [2020-10-16 13:54:41,925 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-16 13:54:41,925 INFO L276 IsEmpty]: Start isEmpty. Operand 115282 states and 639100 transitions. [2020-10-16 13:54:41,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-16 13:54:41,930 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:54:41,930 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:54:41,930 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-10-16 13:54:41,930 INFO L429 AbstractCegarLoop]: === Iteration 6 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:54:41,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:54:41,931 INFO L82 PathProgramCache]: Analyzing trace with hash 1904785199, now seen corresponding path program 2 times [2020-10-16 13:54:41,934 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:54:41,934 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376020767] [2020-10-16 13:54:41,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:54:41,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:54:42,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-16 13:54:42,016 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376020767] [2020-10-16 13:54:42,017 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:54:42,017 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-16 13:54:42,017 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2052390844] [2020-10-16 13:54:42,017 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:54:42,019 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:54:42,023 INFO L258 McrAutomatonBuilder]: Finished intersection with 31 states and 41 transitions. [2020-10-16 13:54:42,023 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:54:42,024 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:42,025 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:42,048 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 13:54:42,048 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-16 13:54:42,049 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:54:42,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-16 13:54:42,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-16 13:54:42,049 INFO L87 Difference]: Start difference. First operand 115282 states and 639100 transitions. Second operand 8 states. [2020-10-16 13:54:50,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:54:50,979 INFO L93 Difference]: Finished difference Result 206473 states and 1115288 transitions. [2020-10-16 13:54:50,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-16 13:54:50,980 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 19 [2020-10-16 13:54:50,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:54:52,021 INFO L225 Difference]: With dead ends: 206473 [2020-10-16 13:54:52,022 INFO L226 Difference]: Without dead ends: 203440 [2020-10-16 13:54:52,022 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-10-16 13:54:52,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203440 states. [2020-10-16 13:54:57,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203440 to 125312. [2020-10-16 13:54:57,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125312 states. [2020-10-16 13:54:58,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125312 states to 125312 states and 699494 transitions. [2020-10-16 13:54:58,661 INFO L78 Accepts]: Start accepts. Automaton has 125312 states and 699494 transitions. Word has length 19 [2020-10-16 13:54:58,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:54:58,661 INFO L481 AbstractCegarLoop]: Abstraction has 125312 states and 699494 transitions. [2020-10-16 13:54:58,661 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-16 13:54:58,661 INFO L276 IsEmpty]: Start isEmpty. Operand 125312 states and 699494 transitions. [2020-10-16 13:54:58,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-16 13:54:58,665 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:54:58,665 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:54:58,666 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-10-16 13:54:58,666 INFO L429 AbstractCegarLoop]: === Iteration 7 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:54:58,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:54:58,666 INFO L82 PathProgramCache]: Analyzing trace with hash 213828312, now seen corresponding path program 1 times [2020-10-16 13:54:58,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:54:58,668 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809796142] [2020-10-16 13:54:58,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:54:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:54:58,726 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-16 13:54:58,727 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809796142] [2020-10-16 13:54:58,727 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:54:58,727 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 13:54:58,727 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1010007488] [2020-10-16 13:54:58,727 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:54:58,729 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:54:58,736 INFO L258 McrAutomatonBuilder]: Finished intersection with 71 states and 120 transitions. [2020-10-16 13:54:58,737 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:54:58,757 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 7, 1] term [2020-10-16 13:54:58,758 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:58,803 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 7, 1] term [2020-10-16 13:54:58,804 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:58,830 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:58,830 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:58,867 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:58,867 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:58,886 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:58,887 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:58,906 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:58,906 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:58,920 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:58,921 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:58,950 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:58,950 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:58,975 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:58,976 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:59,009 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:59,010 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:59,031 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:59,032 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:59,050 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:59,051 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:59,070 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:59,070 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:59,088 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:54:59,088 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:54:59,102 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 5 new interpolants: [2408092#(or (not (= ~stoppingFlag~0 0)) (= |BCSP_PnpStopThread1of5ForFork1_assume_abort_if_not_#in~cond| 0)), 2408093#(or (<= (+ BCSP_PnpAddThread3of5ForFork0_~status~0 1) 0) (= ~stoppingEvent~0 0)), 2408094#(or (not (= ~stoppingFlag~0 0)) (= ~stoppingEvent~0 0)), 2408095#(or (not (= ~stoppingFlag~0 0)) (and (not (= ~pendingIo~0 1)) (= ~stoppingEvent~0 0))), 2408091#(or (<= (+ BCSP_PnpAddThread3of5ForFork0_~status~0 1) 0) (= |BCSP_PnpStopThread1of5ForFork1_assume_abort_if_not_#in~cond| 0))] [2020-10-16 13:54:59,102 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-16 13:54:59,103 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:54:59,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-16 13:54:59,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2020-10-16 13:54:59,103 INFO L87 Difference]: Start difference. First operand 125312 states and 699494 transitions. Second operand 13 states. [2020-10-16 13:55:02,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:55:02,678 INFO L93 Difference]: Finished difference Result 177438 states and 933254 transitions. [2020-10-16 13:55:02,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-16 13:55:02,678 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 20 [2020-10-16 13:55:02,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:55:03,469 INFO L225 Difference]: With dead ends: 177438 [2020-10-16 13:55:03,469 INFO L226 Difference]: Without dead ends: 174632 [2020-10-16 13:55:03,470 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 50 SyntacticMatches, 11 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=198, Invalid=614, Unknown=0, NotChecked=0, Total=812 [2020-10-16 13:55:12,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174632 states. [2020-10-16 13:55:16,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174632 to 126888. [2020-10-16 13:55:16,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126888 states. [2020-10-16 13:55:17,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126888 states to 126888 states and 682933 transitions. [2020-10-16 13:55:17,062 INFO L78 Accepts]: Start accepts. Automaton has 126888 states and 682933 transitions. Word has length 20 [2020-10-16 13:55:17,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 13:55:17,062 INFO L481 AbstractCegarLoop]: Abstraction has 126888 states and 682933 transitions. [2020-10-16 13:55:17,062 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-16 13:55:17,062 INFO L276 IsEmpty]: Start isEmpty. Operand 126888 states and 682933 transitions. [2020-10-16 13:55:17,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-16 13:55:17,074 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 13:55:17,074 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 13:55:17,075 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-10-16 13:55:17,075 INFO L429 AbstractCegarLoop]: === Iteration 8 === [BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, BCSP_PnpAddErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 13:55:17,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 13:55:17,075 INFO L82 PathProgramCache]: Analyzing trace with hash 1772460803, now seen corresponding path program 1 times [2020-10-16 13:55:17,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 13:55:17,076 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917544118] [2020-10-16 13:55:17,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 13:55:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 13:55:17,133 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-16 13:55:17,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917544118] [2020-10-16 13:55:17,133 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 13:55:17,134 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 13:55:17,134 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [774150310] [2020-10-16 13:55:17,134 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 13:55:17,137 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 13:55:17,150 INFO L258 McrAutomatonBuilder]: Finished intersection with 91 states and 156 transitions. [2020-10-16 13:55:17,150 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 13:55:17,188 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 1] term [2020-10-16 13:55:17,188 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:55:17,204 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 1] term [2020-10-16 13:55:17,204 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:55:17,217 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:55:17,218 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:55:17,275 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:55:17,276 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:55:17,291 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:55:17,292 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:55:17,305 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:55:17,305 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:55:17,318 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:55:17,319 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:55:17,331 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:55:17,331 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:55:17,346 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:55:17,346 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:55:17,360 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:55:17,360 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:55:17,374 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:55:17,375 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:55:17,389 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:55:17,389 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:55:17,406 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:55:17,406 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:55:17,419 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:55:17,420 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:55:17,433 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:55:17,433 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:55:17,458 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:55:17,459 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:55:17,477 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:55:17,478 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:55:17,499 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-10-16 13:55:17,500 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 13:55:17,517 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 5 new interpolants: [2839370#(or (not (= ~stoppingFlag~0 0)) (and (not (= ~pendingIo~0 1)) (= ~stoppingEvent~0 0))), 2839369#(or (not (= ~stoppingFlag~0 0)) (= ~stoppingEvent~0 0)), 2839368#(or (not (= ~stoppingFlag~0 0)) (= |BCSP_PnpStopThread1of5ForFork1_assume_abort_if_not_#in~cond| 0)), 2839367#(or (= ~stoppingEvent~0 0) (= 0 (+ |BCSP_PnpAddThread4of5ForFork0_#t~ret3| 1))), 2839366#(or (= |BCSP_PnpStopThread1of5ForFork1_assume_abort_if_not_#in~cond| 0) (= 0 (+ |BCSP_PnpAddThread4of5ForFork0_#t~ret3| 1)))] [2020-10-16 13:55:17,518 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-16 13:55:17,518 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 13:55:17,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-16 13:55:17,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2020-10-16 13:55:17,519 INFO L87 Difference]: Start difference. First operand 126888 states and 682933 transitions. Second operand 13 states. [2020-10-16 13:55:21,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 13:55:21,101 INFO L93 Difference]: Finished difference Result 160297 states and 831334 transitions. [2020-10-16 13:55:21,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-16 13:55:21,101 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 24 [2020-10-16 13:55:21,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 13:55:21,777 INFO L225 Difference]: With dead ends: 160297 [2020-10-16 13:55:21,777 INFO L226 Difference]: Without dead ends: 156592 [2020-10-16 13:55:21,778 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 62 SyntacticMatches, 15 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=198, Invalid=614, Unknown=0, NotChecked=0, Total=812 Received shutdown request... [2020-10-16 13:55:29,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156592 states. [2020-10-16 13:55:29,735 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-10-16 13:55:29,735 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-16 13:55:29,737 WARN L235 ceAbstractionStarter]: Timeout [2020-10-16 13:55:29,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 01:55:29 BasicIcfg [2020-10-16 13:55:29,738 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-16 13:55:29,739 INFO L168 Benchmark]: Toolchain (without parser) took 201607.27 ms. Allocated memory was 140.5 MB in the beginning and 4.1 GB in the end (delta: 4.0 GB). Free memory was 102.7 MB in the beginning and 2.4 GB in the end (delta: -2.3 GB). Peak memory consumption was 3.8 GB. Max. memory is 7.1 GB. [2020-10-16 13:55:29,740 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 122.1 MB in the beginning and 121.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-16 13:55:29,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 711.58 ms. Allocated memory was 140.5 MB in the beginning and 204.5 MB in the end (delta: 64.0 MB). Free memory was 102.3 MB in the beginning and 163.6 MB in the end (delta: -61.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2020-10-16 13:55:29,741 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.01 ms. Allocated memory is still 204.5 MB. Free memory was 163.6 MB in the beginning and 161.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-10-16 13:55:29,741 INFO L168 Benchmark]: Boogie Preprocessor took 27.03 ms. Allocated memory is still 204.5 MB. Free memory was 161.6 MB in the beginning and 159.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-10-16 13:55:29,742 INFO L168 Benchmark]: RCFGBuilder took 521.08 ms. Allocated memory is still 204.5 MB. Free memory was 159.6 MB in the beginning and 133.6 MB in the end (delta: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2020-10-16 13:55:29,742 INFO L168 Benchmark]: TraceAbstraction took 200290.33 ms. Allocated memory was 204.5 MB in the beginning and 4.1 GB in the end (delta: 3.9 GB). Free memory was 133.0 MB in the beginning and 2.4 GB in the end (delta: -2.3 GB). Peak memory consumption was 3.8 GB. Max. memory is 7.1 GB. [2020-10-16 13:55:29,745 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 122.1 MB in the beginning and 121.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 711.58 ms. Allocated memory was 140.5 MB in the beginning and 204.5 MB in the end (delta: 64.0 MB). Free memory was 102.3 MB in the beginning and 163.6 MB in the end (delta: -61.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 52.01 ms. Allocated memory is still 204.5 MB. Free memory was 163.6 MB in the beginning and 161.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 27.03 ms. Allocated memory is still 204.5 MB. Free memory was 161.6 MB in the beginning and 159.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 521.08 ms. Allocated memory is still 204.5 MB. Free memory was 159.6 MB in the beginning and 133.6 MB in the end (delta: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 200290.33 ms. Allocated memory was 204.5 MB in the beginning and 4.1 GB in the end (delta: 3.9 GB). Free memory was 133.0 MB in the beginning and 2.4 GB in the end (delta: -2.3 GB). Peak memory consumption was 3.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 995 VarBasedMoverChecksPositive, 23 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 52 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.3s, 73 PlacesBefore, 24 PlacesAfterwards, 72 TransitionsBefore, 20 TransitionsAfterwards, 1738 CoEnabledTransitionPairs, 5 FixpointIterations, 15 TrivialSequentialCompositions, 40 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 12 ConcurrentYvCompositions, 3 ChoiceCompositions, 70 TotalNumberOfCompositions, 2406 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 2588 VarBasedMoverChecksPositive, 47 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 131 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.0s, 112 PlacesBefore, 38 PlacesAfterwards, 111 TransitionsBefore, 32 TransitionsAfterwards, 4260 CoEnabledTransitionPairs, 5 FixpointIterations, 26 TrivialSequentialCompositions, 59 ConcurrentSequentialCompositions, 3 TrivialYvCompositions, 26 ConcurrentYvCompositions, 5 ChoiceCompositions, 119 TotalNumberOfCompositions, 7253 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 4855 VarBasedMoverChecksPositive, 55 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 256 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.7s, 151 PlacesBefore, 50 PlacesAfterwards, 150 TransitionsBefore, 42 TransitionsAfterwards, 7982 CoEnabledTransitionPairs, 6 FixpointIterations, 40 TrivialSequentialCompositions, 80 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 33 ConcurrentYvCompositions, 7 ChoiceCompositions, 164 TotalNumberOfCompositions, 13275 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 7925 VarBasedMoverChecksPositive, 59 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 153 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 3.4s, 190 PlacesBefore, 60 PlacesAfterwards, 189 TransitionsBefore, 48 TransitionsAfterwards, 12904 CoEnabledTransitionPairs, 5 FixpointIterations, 52 TrivialSequentialCompositions, 103 ConcurrentSequentialCompositions, 8 TrivialYvCompositions, 39 ConcurrentYvCompositions, 11 ChoiceCompositions, 213 TotalNumberOfCompositions, 19493 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 11358 VarBasedMoverChecksPositive, 68 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 332 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 4.3s, 229 PlacesBefore, 70 PlacesAfterwards, 228 TransitionsBefore, 56 TransitionsAfterwards, 19026 CoEnabledTransitionPairs, 5 FixpointIterations, 67 TrivialSequentialCompositions, 124 ConcurrentSequentialCompositions, 10 TrivialYvCompositions, 45 ConcurrentYvCompositions, 13 ChoiceCompositions, 259 TotalNumberOfCompositions, 26701 MoverChecksTotal - TimeoutResultAtElement [Line: 679]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 679). Cancelled while executing MinimizeSevpa. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 67 locations, 1 error locations. Started 5 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 199.9s, OverallIterations: 26, TraceHistogramMax: 5, AutomataDifference: 49.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 59.1s, HoareTripleCheckerStatistics: 1599 SDtfs, 5079 SDslu, 4792 SDs, 0 SdLazy, 4932 SolverSat, 1554 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 672 GetRequests, 358 SyntacticMatches, 73 SemanticMatches, 241 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1104 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=135902occurred 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: 86.9s AutomataMinimizationTime, 22 MinimizatonAttempts, 414649 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 366 NumberOfCodeBlocks, 366 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 282 ConstructedInterpolants, 0 QuantifiedInterpolants, 22062 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 46/46 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown