/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.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix052_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-1d1d2b5 [2020-10-21 23:01:00,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-21 23:01:00,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-21 23:01:00,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-21 23:01:00,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-21 23:01:00,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-21 23:01:00,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-21 23:01:00,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-21 23:01:00,767 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-21 23:01:00,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-21 23:01:00,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-21 23:01:00,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-21 23:01:00,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-21 23:01:00,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-21 23:01:00,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-21 23:01:00,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-21 23:01:00,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-21 23:01:00,778 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-21 23:01:00,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-21 23:01:00,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-21 23:01:00,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-21 23:01:00,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-21 23:01:00,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-21 23:01:00,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-21 23:01:00,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-21 23:01:00,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-21 23:01:00,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-21 23:01:00,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-21 23:01:00,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-21 23:01:00,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-21 23:01:00,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-21 23:01:00,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-21 23:01:00,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-21 23:01:00,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-21 23:01:00,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-21 23:01:00,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-21 23:01:00,822 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf [2020-10-21 23:01:00,865 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-21 23:01:00,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-21 23:01:00,867 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-21 23:01:00,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-21 23:01:00,868 INFO L138 SettingsManager]: * Use SBE=true [2020-10-21 23:01:00,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-21 23:01:00,869 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-21 23:01:00,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-21 23:01:00,869 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-21 23:01:00,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-21 23:01:00,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-21 23:01:00,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-21 23:01:00,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-21 23:01:00,871 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-21 23:01:00,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-21 23:01:00,871 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-21 23:01:00,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-21 23:01:00,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-21 23:01:00,872 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-21 23:01:00,872 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-21 23:01:00,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-21 23:01:00,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-21 23:01:00,873 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-21 23:01:00,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-21 23:01:00,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-21 23:01:00,873 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-21 23:01:00,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-21 23:01:00,874 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-21 23:01:00,874 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-21 23:01:01,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-21 23:01:01,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-21 23:01:01,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-21 23:01:01,165 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-21 23:01:01,166 INFO L275 PluginConnector]: CDTParser initialized [2020-10-21 23:01:01,167 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix052_pso.oepc.i [2020-10-21 23:01:01,233 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82159ac13/717f2aa995d14985a93dc1ba7ad73a16/FLAG4025f0119 [2020-10-21 23:01:01,781 INFO L306 CDTParser]: Found 1 translation units. [2020-10-21 23:01:01,782 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix052_pso.oepc.i [2020-10-21 23:01:01,798 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82159ac13/717f2aa995d14985a93dc1ba7ad73a16/FLAG4025f0119 [2020-10-21 23:01:02,078 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82159ac13/717f2aa995d14985a93dc1ba7ad73a16 [2020-10-21 23:01:02,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-21 23:01:02,094 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-21 23:01:02,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-21 23:01:02,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-21 23:01:02,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-21 23:01:02,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 11:01:02" (1/1) ... [2020-10-21 23:01:02,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d4209da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:01:02, skipping insertion in model container [2020-10-21 23:01:02,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 11:01:02" (1/1) ... [2020-10-21 23:01:02,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-21 23:01:02,164 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-21 23:01:02,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-21 23:01:02,649 INFO L203 MainTranslator]: Completed pre-run [2020-10-21 23:01:02,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-21 23:01:02,844 INFO L208 MainTranslator]: Completed translation [2020-10-21 23:01:02,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:01:02 WrapperNode [2020-10-21 23:01:02,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-21 23:01:02,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-21 23:01:02,848 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-21 23:01:02,848 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-21 23:01:02,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:01:02" (1/1) ... [2020-10-21 23:01:02,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:01:02" (1/1) ... [2020-10-21 23:01:02,936 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-21 23:01:02,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-21 23:01:02,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-21 23:01:02,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-21 23:01:02,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:01:02" (1/1) ... [2020-10-21 23:01:02,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:01:02" (1/1) ... [2020-10-21 23:01:02,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:01:02" (1/1) ... [2020-10-21 23:01:02,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:01:02" (1/1) ... [2020-10-21 23:01:02,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:01:02" (1/1) ... [2020-10-21 23:01:02,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:01:02" (1/1) ... [2020-10-21 23:01:02,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:01:02" (1/1) ... [2020-10-21 23:01:02,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-21 23:01:02,977 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-21 23:01:02,977 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-21 23:01:02,977 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-21 23:01:02,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:01:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-21 23:01:03,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-21 23:01:03,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-21 23:01:03,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-21 23:01:03,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-21 23:01:03,058 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-21 23:01:03,058 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-21 23:01:03,059 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-21 23:01:03,059 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-21 23:01:03,059 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-10-21 23:01:03,059 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-10-21 23:01:03,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-21 23:01:03,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-21 23:01:03,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-21 23:01:03,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-21 23:01:03,062 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-21 23:01:05,077 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-21 23:01:05,077 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-10-21 23:01:05,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 11:01:05 BoogieIcfgContainer [2020-10-21 23:01:05,080 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-21 23:01:05,081 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-21 23:01:05,082 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-21 23:01:05,086 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-21 23:01:05,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 11:01:02" (1/3) ... [2020-10-21 23:01:05,087 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@629e232f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 11:01:05, skipping insertion in model container [2020-10-21 23:01:05,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:01:02" (2/3) ... [2020-10-21 23:01:05,088 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@629e232f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 11:01:05, skipping insertion in model container [2020-10-21 23:01:05,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 11:01:05" (3/3) ... [2020-10-21 23:01:05,090 INFO L111 eAbstractionObserver]: Analyzing ICFG mix052_pso.oepc.i [2020-10-21 23:01:05,104 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-21 23:01:05,104 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-21 23:01:05,113 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-21 23:01:05,114 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-21 23:01:05,149 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,149 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,150 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,150 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,151 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,151 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,151 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,151 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,152 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,152 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,152 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,152 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,152 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,153 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,153 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,153 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,153 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,154 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,154 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,154 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,154 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,155 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,155 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,155 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,156 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,156 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,157 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,157 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,157 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,157 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,158 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,158 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,159 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,159 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,165 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,165 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,166 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,167 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,167 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,167 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,167 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,167 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,167 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,168 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,168 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,172 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,172 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,173 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,173 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,173 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,173 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,173 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,174 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,174 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,174 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,174 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,174 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,175 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,175 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,179 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,179 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,179 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,179 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,180 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,180 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,180 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,180 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,181 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,181 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,183 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,184 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,184 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,184 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,184 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,184 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,185 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,185 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,185 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,185 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,185 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,186 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,186 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,186 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,186 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,186 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,186 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,187 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,187 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,187 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,187 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,187 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,187 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,188 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,188 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,188 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,188 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,188 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,189 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,189 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,189 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,189 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,189 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:01:05,191 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-21 23:01:05,205 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-21 23:01:05,229 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-21 23:01:05,230 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-21 23:01:05,230 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-21 23:01:05,230 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-21 23:01:05,230 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-21 23:01:05,230 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-21 23:01:05,230 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-21 23:01:05,231 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-21 23:01:05,246 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-21 23:01:05,246 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 109 places, 102 transitions, 219 flow [2020-10-21 23:01:05,249 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 109 places, 102 transitions, 219 flow [2020-10-21 23:01:05,252 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 109 places, 102 transitions, 219 flow [2020-10-21 23:01:05,302 INFO L129 PetriNetUnfolder]: 3/99 cut-off events. [2020-10-21 23:01:05,302 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-21 23:01:05,308 INFO L80 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 99 events. 3/99 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 75 event pairs, 0 based on Foata normal form. 0/94 useless extension candidates. Maximal degree in co-relation 65. Up to 2 conditions per place. [2020-10-21 23:01:05,312 INFO L116 LiptonReduction]: Number of co-enabled transitions 1870 [2020-10-21 23:01:05,765 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-10-21 23:01:05,917 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-10-21 23:01:07,176 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-10-21 23:01:08,344 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2020-10-21 23:01:08,529 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-10-21 23:01:08,549 INFO L131 LiptonReduction]: Checked pairs total: 5398 [2020-10-21 23:01:08,550 INFO L133 LiptonReduction]: Total number of compositions: 91 [2020-10-21 23:01:08,556 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 36 places, 27 transitions, 69 flow [2020-10-21 23:01:08,609 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 824 states. [2020-10-21 23:01:08,612 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states. [2020-10-21 23:01:08,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-10-21 23:01:08,619 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:01:08,620 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1] [2020-10-21 23:01:08,621 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:01:08,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:01:08,628 INFO L82 PathProgramCache]: Analyzing trace with hash 1094275, now seen corresponding path program 1 times [2020-10-21 23:01:08,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:01:08,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919392068] [2020-10-21 23:01:08,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:01:08,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:01:08,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:01:08,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919392068] [2020-10-21 23:01:08,891 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:01:08,891 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-21 23:01:08,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077164275] [2020-10-21 23:01:08,897 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-21 23:01:08,898 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:01:08,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-21 23:01:08,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:01:08,918 INFO L87 Difference]: Start difference. First operand 824 states. Second operand 3 states. [2020-10-21 23:01:09,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:01:09,025 INFO L93 Difference]: Finished difference Result 687 states and 2150 transitions. [2020-10-21 23:01:09,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-21 23:01:09,028 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2020-10-21 23:01:09,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:01:09,052 INFO L225 Difference]: With dead ends: 687 [2020-10-21 23:01:09,053 INFO L226 Difference]: Without dead ends: 562 [2020-10-21 23:01:09,054 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 [2020-10-21 23:01:09,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2020-10-21 23:01:09,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 562. [2020-10-21 23:01:09,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 562 states. [2020-10-21 23:01:09,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 1725 transitions. [2020-10-21 23:01:09,196 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 1725 transitions. Word has length 3 [2020-10-21 23:01:09,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:01:09,198 INFO L481 AbstractCegarLoop]: Abstraction has 562 states and 1725 transitions. [2020-10-21 23:01:09,198 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-21 23:01:09,198 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1725 transitions. [2020-10-21 23:01:09,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-21 23:01:09,199 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:01:09,200 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:01:09,200 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-21 23:01:09,200 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:01:09,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:01:09,201 INFO L82 PathProgramCache]: Analyzing trace with hash 1810417025, now seen corresponding path program 1 times [2020-10-21 23:01:09,201 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:01:09,202 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990213295] [2020-10-21 23:01:09,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:01:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:01:09,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:01:09,319 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990213295] [2020-10-21 23:01:09,319 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:01:09,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-21 23:01:09,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032361] [2020-10-21 23:01:09,321 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-21 23:01:09,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:01:09,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-21 23:01:09,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:01:09,323 INFO L87 Difference]: Start difference. First operand 562 states and 1725 transitions. Second operand 3 states. [2020-10-21 23:01:09,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:01:09,338 INFO L93 Difference]: Finished difference Result 552 states and 1687 transitions. [2020-10-21 23:01:09,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-21 23:01:09,339 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-21 23:01:09,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:01:09,344 INFO L225 Difference]: With dead ends: 552 [2020-10-21 23:01:09,345 INFO L226 Difference]: Without dead ends: 552 [2020-10-21 23:01:09,346 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 [2020-10-21 23:01:09,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2020-10-21 23:01:09,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 552. [2020-10-21 23:01:09,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 552 states. [2020-10-21 23:01:09,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 1687 transitions. [2020-10-21 23:01:09,372 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 1687 transitions. Word has length 9 [2020-10-21 23:01:09,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:01:09,374 INFO L481 AbstractCegarLoop]: Abstraction has 552 states and 1687 transitions. [2020-10-21 23:01:09,374 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-21 23:01:09,374 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1687 transitions. [2020-10-21 23:01:09,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-21 23:01:09,376 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:01:09,376 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:01:09,376 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-21 23:01:09,377 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:01:09,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:01:09,377 INFO L82 PathProgramCache]: Analyzing trace with hash 288352660, now seen corresponding path program 1 times [2020-10-21 23:01:09,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:01:09,378 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34188986] [2020-10-21 23:01:09,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:01:09,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:01:09,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:01:09,492 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34188986] [2020-10-21 23:01:09,492 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:01:09,492 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 23:01:09,493 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679233275] [2020-10-21 23:01:09,493 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-21 23:01:09,493 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:01:09,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-21 23:01:09,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-21 23:01:09,494 INFO L87 Difference]: Start difference. First operand 552 states and 1687 transitions. Second operand 4 states. [2020-10-21 23:01:09,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:01:09,532 INFO L93 Difference]: Finished difference Result 493 states and 1315 transitions. [2020-10-21 23:01:09,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-21 23:01:09,533 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2020-10-21 23:01:09,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:01:09,536 INFO L225 Difference]: With dead ends: 493 [2020-10-21 23:01:09,536 INFO L226 Difference]: Without dead ends: 368 [2020-10-21 23:01:09,537 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-21 23:01:09,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2020-10-21 23:01:09,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 368. [2020-10-21 23:01:09,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2020-10-21 23:01:09,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 951 transitions. [2020-10-21 23:01:09,549 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 951 transitions. Word has length 10 [2020-10-21 23:01:09,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:01:09,549 INFO L481 AbstractCegarLoop]: Abstraction has 368 states and 951 transitions. [2020-10-21 23:01:09,550 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-21 23:01:09,550 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 951 transitions. [2020-10-21 23:01:09,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-21 23:01:09,551 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:01:09,552 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:01:09,552 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-21 23:01:09,552 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:01:09,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:01:09,552 INFO L82 PathProgramCache]: Analyzing trace with hash -514338868, now seen corresponding path program 1 times [2020-10-21 23:01:09,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:01:09,553 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396345060] [2020-10-21 23:01:09,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:01:09,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:01:09,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:01:09,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396345060] [2020-10-21 23:01:09,640 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:01:09,640 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-21 23:01:09,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399605596] [2020-10-21 23:01:09,641 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-21 23:01:09,641 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:01:09,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-21 23:01:09,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:01:09,642 INFO L87 Difference]: Start difference. First operand 368 states and 951 transitions. Second operand 3 states. [2020-10-21 23:01:09,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:01:09,660 INFO L93 Difference]: Finished difference Result 541 states and 1353 transitions. [2020-10-21 23:01:09,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-21 23:01:09,660 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-10-21 23:01:09,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:01:09,663 INFO L225 Difference]: With dead ends: 541 [2020-10-21 23:01:09,664 INFO L226 Difference]: Without dead ends: 385 [2020-10-21 23:01:09,664 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:01:09,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2020-10-21 23:01:09,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 361. [2020-10-21 23:01:09,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 361 states. [2020-10-21 23:01:09,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 887 transitions. [2020-10-21 23:01:09,707 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 887 transitions. Word has length 13 [2020-10-21 23:01:09,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:01:09,707 INFO L481 AbstractCegarLoop]: Abstraction has 361 states and 887 transitions. [2020-10-21 23:01:09,708 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-21 23:01:09,708 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 887 transitions. [2020-10-21 23:01:09,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-21 23:01:09,709 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:01:09,709 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:01:09,710 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-21 23:01:09,710 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:01:09,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:01:09,710 INFO L82 PathProgramCache]: Analyzing trace with hash 384312043, now seen corresponding path program 1 times [2020-10-21 23:01:09,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:01:09,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730548201] [2020-10-21 23:01:09,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:01:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:01:09,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:01:09,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730548201] [2020-10-21 23:01:09,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:01:09,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-21 23:01:09,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521336776] [2020-10-21 23:01:09,788 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-21 23:01:09,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:01:09,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-21 23:01:09,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-21 23:01:09,789 INFO L87 Difference]: Start difference. First operand 361 states and 887 transitions. Second operand 5 states. [2020-10-21 23:01:09,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:01:09,834 INFO L93 Difference]: Finished difference Result 286 states and 641 transitions. [2020-10-21 23:01:09,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-21 23:01:09,835 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-10-21 23:01:09,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:01:09,837 INFO L225 Difference]: With dead ends: 286 [2020-10-21 23:01:09,837 INFO L226 Difference]: Without dead ends: 225 [2020-10-21 23:01:09,838 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-21 23:01:09,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-10-21 23:01:09,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2020-10-21 23:01:09,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-10-21 23:01:09,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 493 transitions. [2020-10-21 23:01:09,845 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 493 transitions. Word has length 13 [2020-10-21 23:01:09,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:01:09,845 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 493 transitions. [2020-10-21 23:01:09,846 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-21 23:01:09,846 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 493 transitions. [2020-10-21 23:01:09,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-21 23:01:09,847 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:01:09,847 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:01:09,847 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-21 23:01:09,848 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:01:09,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:01:09,848 INFO L82 PathProgramCache]: Analyzing trace with hash -840757322, now seen corresponding path program 1 times [2020-10-21 23:01:09,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:01:09,849 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622426339] [2020-10-21 23:01:09,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:01:09,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:01:09,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:01:09,939 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622426339] [2020-10-21 23:01:09,939 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:01:09,939 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-21 23:01:09,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123085688] [2020-10-21 23:01:09,940 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-21 23:01:09,940 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:01:09,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-21 23:01:09,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-21 23:01:09,941 INFO L87 Difference]: Start difference. First operand 225 states and 493 transitions. Second operand 6 states. [2020-10-21 23:01:10,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:01:10,002 INFO L93 Difference]: Finished difference Result 203 states and 448 transitions. [2020-10-21 23:01:10,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-21 23:01:10,003 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2020-10-21 23:01:10,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:01:10,004 INFO L225 Difference]: With dead ends: 203 [2020-10-21 23:01:10,004 INFO L226 Difference]: Without dead ends: 134 [2020-10-21 23:01:10,004 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2020-10-21 23:01:10,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-10-21 23:01:10,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2020-10-21 23:01:10,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-10-21 23:01:10,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 293 transitions. [2020-10-21 23:01:10,009 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 293 transitions. Word has length 17 [2020-10-21 23:01:10,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:01:10,009 INFO L481 AbstractCegarLoop]: Abstraction has 134 states and 293 transitions. [2020-10-21 23:01:10,010 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-21 23:01:10,010 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 293 transitions. [2020-10-21 23:01:10,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-10-21 23:01:10,010 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:01:10,011 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:01:10,011 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-21 23:01:10,011 INFO L429 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:01:10,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:01:10,011 INFO L82 PathProgramCache]: Analyzing trace with hash 1301984267, now seen corresponding path program 1 times [2020-10-21 23:01:10,012 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:01:10,012 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955659933] [2020-10-21 23:01:10,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:01:10,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:01:10,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:01:10,084 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955659933] [2020-10-21 23:01:10,084 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:01:10,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 23:01:10,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040167661] [2020-10-21 23:01:10,085 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-21 23:01:10,085 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:01:10,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-21 23:01:10,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-21 23:01:10,087 INFO L87 Difference]: Start difference. First operand 134 states and 293 transitions. Second operand 4 states. [2020-10-21 23:01:10,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:01:10,103 INFO L93 Difference]: Finished difference Result 172 states and 370 transitions. [2020-10-21 23:01:10,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-21 23:01:10,104 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 21 [2020-10-21 23:01:10,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:01:10,105 INFO L225 Difference]: With dead ends: 172 [2020-10-21 23:01:10,105 INFO L226 Difference]: Without dead ends: 102 [2020-10-21 23:01:10,105 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-21 23:01:10,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-10-21 23:01:10,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2020-10-21 23:01:10,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-10-21 23:01:10,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 213 transitions. [2020-10-21 23:01:10,109 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 213 transitions. Word has length 21 [2020-10-21 23:01:10,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:01:10,110 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 213 transitions. [2020-10-21 23:01:10,110 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-21 23:01:10,110 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 213 transitions. [2020-10-21 23:01:10,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-10-21 23:01:10,110 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:01:10,111 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:01:10,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-21 23:01:10,111 INFO L429 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:01:10,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:01:10,111 INFO L82 PathProgramCache]: Analyzing trace with hash -1541410657, now seen corresponding path program 2 times [2020-10-21 23:01:10,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:01:10,112 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232549761] [2020-10-21 23:01:10,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:01:10,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:01:10,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:01:10,321 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232549761] [2020-10-21 23:01:10,322 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:01:10,322 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-21 23:01:10,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488357456] [2020-10-21 23:01:10,322 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-21 23:01:10,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:01:10,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-21 23:01:10,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-21 23:01:10,323 INFO L87 Difference]: Start difference. First operand 102 states and 213 transitions. Second operand 7 states. [2020-10-21 23:01:10,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:01:10,513 INFO L93 Difference]: Finished difference Result 122 states and 248 transitions. [2020-10-21 23:01:10,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-21 23:01:10,514 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2020-10-21 23:01:10,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:01:10,515 INFO L225 Difference]: With dead ends: 122 [2020-10-21 23:01:10,515 INFO L226 Difference]: Without dead ends: 62 [2020-10-21 23:01:10,516 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-21 23:01:10,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2020-10-21 23:01:10,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2020-10-21 23:01:10,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2020-10-21 23:01:10,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 109 transitions. [2020-10-21 23:01:10,519 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 109 transitions. Word has length 21 [2020-10-21 23:01:10,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:01:10,520 INFO L481 AbstractCegarLoop]: Abstraction has 62 states and 109 transitions. [2020-10-21 23:01:10,520 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-21 23:01:10,520 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 109 transitions. [2020-10-21 23:01:10,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-10-21 23:01:10,521 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:01:10,521 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:01:10,521 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-21 23:01:10,522 INFO L429 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:01:10,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:01:10,522 INFO L82 PathProgramCache]: Analyzing trace with hash -523471585, now seen corresponding path program 3 times [2020-10-21 23:01:10,523 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:01:10,529 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111431386] [2020-10-21 23:01:10,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:01:10,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-21 23:01:10,663 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-21 23:01:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-21 23:01:10,721 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-21 23:01:10,761 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-21 23:01:10,761 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-21 23:01:10,761 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-21 23:01:10,762 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-21 23:01:10,787 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [1047] [1047] L3-->L849: Formula: (let ((.cse6 (= (mod ~z$w_buff1_used~0_In-1908793317 256) 0)) (.cse7 (= (mod ~z$r_buff1_thd0~0_In-1908793317 256) 0)) (.cse9 (= 0 (mod ~z$w_buff0_used~0_In-1908793317 256))) (.cse8 (= (mod ~z$r_buff0_thd0~0_In-1908793317 256) 0))) (let ((.cse0 (not .cse8)) (.cse1 (not .cse9)) (.cse2 (or .cse8 .cse9)) (.cse3 (or .cse6 .cse7)) (.cse4 (not .cse7)) (.cse5 (not .cse6))) (and (or (and .cse0 (= ~z$w_buff0_used~0_Out-1908793317 0) .cse1) (and (= ~z$w_buff0_used~0_Out-1908793317 ~z$w_buff0_used~0_In-1908793317) .cse2)) (or (and .cse0 (= ~z~0_Out-1908793317 ~z$w_buff0~0_In-1908793317) .cse1) (and (or (and (= ~z~0_In-1908793317 ~z~0_Out-1908793317) .cse3) (and .cse4 .cse5 (= ~z$w_buff1~0_In-1908793317 ~z~0_Out-1908793317))) .cse2)) (= ~z$r_buff0_thd0~0_In-1908793317 ~z$r_buff0_thd0~0_Out-1908793317) (= ~z$r_buff1_thd0~0_Out-1908793317 ~z$r_buff1_thd0~0_In-1908793317) (not (= ULTIMATE.start_assume_abort_if_not_~cond_In-1908793317 0)) (or (and (= ~z$w_buff1_used~0_In-1908793317 ~z$w_buff1_used~0_Out-1908793317) .cse3) (and .cse4 (= ~z$w_buff1_used~0_Out-1908793317 0) .cse5))))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-1908793317, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_In-1908793317, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1908793317, ~z$w_buff0~0=~z$w_buff0~0_In-1908793317, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In-1908793317, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1908793317, ~z$w_buff1~0=~z$w_buff1~0_In-1908793317, ~z~0=~z~0_In-1908793317} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_Out-1908793317, ~z$w_buff0~0=~z$w_buff0~0_In-1908793317, ~z$w_buff1_used~0=~z$w_buff1_used~0_Out-1908793317, ~z$w_buff1~0=~z$w_buff1~0_In-1908793317, ULTIMATE.start_main_#t~ite49=|ULTIMATE.start_main_#t~ite49_Out-1908793317|, ULTIMATE.start_main_#t~ite54=|ULTIMATE.start_main_#t~ite54_Out-1908793317|, ULTIMATE.start_main_#t~ite53=|ULTIMATE.start_main_#t~ite53_Out-1908793317|, ULTIMATE.start_main_#t~ite50=|ULTIMATE.start_main_#t~ite50_Out-1908793317|, ~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_Out-1908793317, ULTIMATE.start_main_#t~ite52=|ULTIMATE.start_main_#t~ite52_Out-1908793317|, ULTIMATE.start_main_#t~ite51=|ULTIMATE.start_main_#t~ite51_Out-1908793317|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_In-1908793317, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_Out-1908793317, ~z~0=~z~0_Out-1908793317} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite50, ~z$r_buff0_thd0~0, ULTIMATE.start_main_#t~ite52, ULTIMATE.start_main_#t~ite51, ~z$w_buff0_used~0, ~z$r_buff1_thd0~0, ~z$w_buff1_used~0, ULTIMATE.start_main_#t~ite49, ~z~0, ULTIMATE.start_main_#t~ite54, ULTIMATE.start_main_#t~ite53] because there is no mapped edge [2020-10-21 23:01:10,793 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,794 WARN L224 RCFGBacktranslator]: unable to determine which branch was taken at C: __VERIFIER_atomic_begin() [742] [2020-10-21 23:01:10,796 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,796 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,796 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,797 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,797 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,797 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,797 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,797 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,798 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,798 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,799 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,799 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,799 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,799 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,800 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,800 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,800 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,800 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,800 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,801 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,801 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,801 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,801 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,801 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,802 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,802 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,802 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,802 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,802 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,803 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,803 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,803 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,803 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,803 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,804 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,804 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,804 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,804 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,805 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,805 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,805 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,805 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,805 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,806 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,806 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,806 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,806 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,806 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,807 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,807 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,807 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,807 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,808 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,808 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,808 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-21 23:01:10,808 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-21 23:01:10,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 11:01:10 BasicIcfg [2020-10-21 23:01:10,876 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-21 23:01:10,878 INFO L168 Benchmark]: Toolchain (without parser) took 8790.09 ms. Allocated memory was 138.9 MB in the beginning and 328.7 MB in the end (delta: 189.8 MB). Free memory was 100.0 MB in the beginning and 121.1 MB in the end (delta: -21.1 MB). Peak memory consumption was 168.7 MB. Max. memory is 7.1 GB. [2020-10-21 23:01:10,879 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-10-21 23:01:10,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 751.71 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 99.1 MB in the beginning and 152.1 MB in the end (delta: -53.0 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. [2020-10-21 23:01:10,881 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.84 ms. Allocated memory is still 201.9 MB. Free memory was 152.1 MB in the beginning and 149.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2020-10-21 23:01:10,881 INFO L168 Benchmark]: Boogie Preprocessor took 40.48 ms. Allocated memory is still 201.9 MB. Free memory was 149.4 MB in the beginning and 146.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-21 23:01:10,882 INFO L168 Benchmark]: RCFGBuilder took 2103.28 ms. Allocated memory was 201.9 MB in the beginning and 248.5 MB in the end (delta: 46.7 MB). Free memory was 146.6 MB in the beginning and 167.2 MB in the end (delta: -20.6 MB). Peak memory consumption was 101.1 MB. Max. memory is 7.1 GB. [2020-10-21 23:01:10,883 INFO L168 Benchmark]: TraceAbstraction took 5795.17 ms. Allocated memory was 248.5 MB in the beginning and 328.7 MB in the end (delta: 80.2 MB). Free memory was 167.2 MB in the beginning and 121.1 MB in the end (delta: 46.1 MB). Peak memory consumption was 126.3 MB. Max. memory is 7.1 GB. [2020-10-21 23:01:10,887 INFO L339 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 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 751.71 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 99.1 MB in the beginning and 152.1 MB in the end (delta: -53.0 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 87.84 ms. Allocated memory is still 201.9 MB. Free memory was 152.1 MB in the beginning and 149.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.48 ms. Allocated memory is still 201.9 MB. Free memory was 149.4 MB in the beginning and 146.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2103.28 ms. Allocated memory was 201.9 MB in the beginning and 248.5 MB in the end (delta: 46.7 MB). Free memory was 146.6 MB in the beginning and 167.2 MB in the end (delta: -20.6 MB). Peak memory consumption was 101.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5795.17 ms. Allocated memory was 248.5 MB in the beginning and 328.7 MB in the end (delta: 80.2 MB). Free memory was 167.2 MB in the beginning and 121.1 MB in the end (delta: 46.1 MB). Peak memory consumption was 126.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1009 VarBasedMoverChecksPositive, 41 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 81 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 3.3s, 109 PlacesBefore, 36 PlacesAfterwards, 102 TransitionsBefore, 27 TransitionsAfterwards, 1870 CoEnabledTransitionPairs, 7 FixpointIterations, 36 TrivialSequentialCompositions, 44 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 2 ChoiceCompositions, 91 TotalNumberOfCompositions, 5398 MoverChecksTotal - CounterExampleResult [Line: 17]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p1_EAX = 0; [L713] 0 int __unbuffered_p2_EAX = 0; [L714] 0 _Bool main$tmp_guard0; [L715] 0 _Bool main$tmp_guard1; [L717] 0 int x = 0; [L719] 0 int y = 0; [L721] 0 int z = 0; [L722] 0 _Bool z$flush_delayed; [L723] 0 int z$mem_tmp; [L724] 0 _Bool z$r_buff0_thd0; [L725] 0 _Bool z$r_buff0_thd1; [L726] 0 _Bool z$r_buff0_thd2; [L727] 0 _Bool z$r_buff0_thd3; [L728] 0 _Bool z$r_buff1_thd0; [L729] 0 _Bool z$r_buff1_thd1; [L730] 0 _Bool z$r_buff1_thd2; [L731] 0 _Bool z$r_buff1_thd3; [L732] 0 _Bool z$read_delayed; [L733] 0 int *z$read_delayed_var; [L734] 0 int z$w_buff0; [L735] 0 _Bool z$w_buff0_used; [L736] 0 int z$w_buff1; [L737] 0 _Bool z$w_buff1_used; [L738] 0 _Bool weak$$choice0; [L739] 0 _Bool weak$$choice2; [L833] 0 pthread_t t1391; [L834] FCALL, FORK 0 pthread_create(&t1391, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L835] 0 pthread_t t1392; [L743] 1 z$w_buff1 = z$w_buff0 [L744] 1 z$w_buff0 = 1 [L745] 1 z$w_buff1_used = z$w_buff0_used [L746] 1 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L748] 1 z$r_buff1_thd0 = z$r_buff0_thd0 [L749] 1 z$r_buff1_thd1 = z$r_buff0_thd1 [L750] 1 z$r_buff1_thd2 = z$r_buff0_thd2 [L751] 1 z$r_buff1_thd3 = z$r_buff0_thd3 [L752] 1 z$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L755] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L836] FCALL, FORK 0 pthread_create(&t1392, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L837] 0 pthread_t t1393; [L838] FCALL, FORK 0 pthread_create(&t1393, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L772] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L775] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L778] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L778] 2 z = z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L779] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L779] 2 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L780] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L780] 2 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L781] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L781] 2 z$r_buff0_thd2 = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L782] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2 [L782] 2 z$r_buff1_thd2 = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2 [L785] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L787] 2 return 0; [L792] 3 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L795] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L796] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L797] 3 z$flush_delayed = weak$$choice2 [L798] 3 z$mem_tmp = z [L799] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L799] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1 [L799] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L799] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L800] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L800] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L801] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L801] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L802] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L802] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L803] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L803] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L803] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0 [L803] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L803] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L803] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L804] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L804] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L805] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L805] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L805] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L805] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L806] 3 __unbuffered_p2_EAX = z [L807] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L807] 3 z = z$flush_delayed ? z$mem_tmp : z [L808] 3 z$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L811] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L811] EXPR 3 z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z [L811] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L811] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L812] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L812] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L813] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L813] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L814] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L814] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L815] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L815] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L758] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L758] 1 z = z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L759] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L759] 1 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L760] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L760] 1 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L761] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1 [L761] 1 z$r_buff0_thd1 = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1 [L762] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1 [L762] 1 z$r_buff1_thd1 = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1 [L765] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L767] 1 return 0; [L818] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L820] 3 return 0; [L840] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L851] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 0) [L18] COND TRUE 0 !expression [L17] COND FALSE 0 !(0) [L17] 0 __assert_fail ("0", "mix052_pso.oepc.c", 8, __extension__ __PRETTY_FUNCTION__) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 100 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 5.5s, OverallIterations: 9, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.3s, HoareTripleCheckerStatistics: 185 SDtfs, 268 SDslu, 260 SDs, 0 SdLazy, 105 SolverSat, 56 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=824occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 24 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 128 NumberOfCodeBlocks, 128 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 7951 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...