/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-SP.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix053_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-1d1d2b5 [2020-10-22 02:01:34,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-22 02:01:34,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-22 02:01:34,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-22 02:01:34,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-22 02:01:34,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-22 02:01:34,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-22 02:01:34,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-22 02:01:34,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-22 02:01:34,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-22 02:01:34,609 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-22 02:01:34,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-22 02:01:34,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-22 02:01:34,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-22 02:01:34,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-22 02:01:34,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-22 02:01:34,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-22 02:01:34,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-22 02:01:34,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-22 02:01:34,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-22 02:01:34,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-22 02:01:34,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-22 02:01:34,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-22 02:01:34,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-22 02:01:34,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-22 02:01:34,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-22 02:01:34,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-22 02:01:34,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-22 02:01:34,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-22 02:01:34,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-22 02:01:34,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-22 02:01:34,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-22 02:01:34,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-22 02:01:34,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-22 02:01:34,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-22 02:01:34,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-22 02:01:34,673 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-McrAutomaton-SP.epf [2020-10-22 02:01:34,696 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-22 02:01:34,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-22 02:01:34,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-22 02:01:34,698 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-22 02:01:34,698 INFO L138 SettingsManager]: * Use SBE=true [2020-10-22 02:01:34,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-22 02:01:34,698 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-22 02:01:34,698 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-22 02:01:34,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-22 02:01:34,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-22 02:01:34,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-22 02:01:34,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-22 02:01:34,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-22 02:01:34,699 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-22 02:01:34,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-22 02:01:34,700 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-22 02:01:34,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-22 02:01:34,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-22 02:01:34,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-22 02:01:34,701 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-22 02:01:34,701 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-22 02:01:34,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-22 02:01:34,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-22 02:01:34,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-22 02:01:34,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-22 02:01:34,702 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-22 02:01:34,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-22 02:01:34,702 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-22 02:01:34,702 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-22 02:01:34,703 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-22 02:01:34,703 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-22 02:01:34,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-22 02:01:35,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-22 02:01:35,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-22 02:01:35,006 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-22 02:01:35,006 INFO L275 PluginConnector]: CDTParser initialized [2020-10-22 02:01:35,007 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix053_rmo.opt.i [2020-10-22 02:01:35,072 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01ad91e60/b1794f8817ee440b98a67e4fe9d7fa17/FLAG87e91c55d [2020-10-22 02:01:35,642 INFO L306 CDTParser]: Found 1 translation units. [2020-10-22 02:01:35,643 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix053_rmo.opt.i [2020-10-22 02:01:35,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01ad91e60/b1794f8817ee440b98a67e4fe9d7fa17/FLAG87e91c55d [2020-10-22 02:01:35,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01ad91e60/b1794f8817ee440b98a67e4fe9d7fa17 [2020-10-22 02:01:35,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-22 02:01:35,972 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-22 02:01:35,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-22 02:01:35,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-22 02:01:35,976 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-22 02:01:35,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 02:01:35" (1/1) ... [2020-10-22 02:01:35,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4738f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:01:35, skipping insertion in model container [2020-10-22 02:01:35,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 02:01:35" (1/1) ... [2020-10-22 02:01:35,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-22 02:01:36,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-22 02:01:36,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-22 02:01:36,549 INFO L203 MainTranslator]: Completed pre-run [2020-10-22 02:01:36,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-22 02:01:36,738 INFO L208 MainTranslator]: Completed translation [2020-10-22 02:01:36,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:01:36 WrapperNode [2020-10-22 02:01:36,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-22 02:01:36,749 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-22 02:01:36,749 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-22 02:01:36,749 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-22 02:01:36,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:01:36" (1/1) ... [2020-10-22 02:01:36,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:01:36" (1/1) ... [2020-10-22 02:01:36,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-22 02:01:36,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-22 02:01:36,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-22 02:01:36,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-22 02:01:36,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:01:36" (1/1) ... [2020-10-22 02:01:36,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:01:36" (1/1) ... [2020-10-22 02:01:36,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:01:36" (1/1) ... [2020-10-22 02:01:36,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:01:36" (1/1) ... [2020-10-22 02:01:36,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:01:36" (1/1) ... [2020-10-22 02:01:36,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:01:36" (1/1) ... [2020-10-22 02:01:36,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:01:36" (1/1) ... [2020-10-22 02:01:36,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-22 02:01:36,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-22 02:01:36,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-22 02:01:36,863 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-22 02:01:36,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:01:36" (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 [2020-10-22 02:01:36,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-22 02:01:36,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-22 02:01:36,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-22 02:01:36,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-22 02:01:36,934 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-22 02:01:36,935 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-22 02:01:36,935 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-22 02:01:36,935 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-22 02:01:36,935 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-10-22 02:01:36,935 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-10-22 02:01:36,936 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-10-22 02:01:36,936 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-10-22 02:01:36,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-22 02:01:36,936 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-22 02:01:36,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-22 02:01:36,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-22 02:01:36,939 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-22 02:01:38,802 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-22 02:01:38,803 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-10-22 02:01:38,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 02:01:38 BoogieIcfgContainer [2020-10-22 02:01:38,806 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-22 02:01:38,807 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-22 02:01:38,808 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-22 02:01:38,811 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-22 02:01:38,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 02:01:35" (1/3) ... [2020-10-22 02:01:38,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78713aa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 02:01:38, skipping insertion in model container [2020-10-22 02:01:38,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:01:36" (2/3) ... [2020-10-22 02:01:38,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78713aa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 02:01:38, skipping insertion in model container [2020-10-22 02:01:38,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 02:01:38" (3/3) ... [2020-10-22 02:01:38,815 INFO L111 eAbstractionObserver]: Analyzing ICFG mix053_rmo.opt.i [2020-10-22 02:01:38,828 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-22 02:01:38,828 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-22 02:01:38,837 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-22 02:01:38,838 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-22 02:01:38,872 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,872 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,872 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,872 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,873 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,873 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,873 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,874 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,874 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,875 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,875 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,875 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,876 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,877 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,879 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,879 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,879 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,879 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,879 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,880 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,880 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,880 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,880 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,880 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,880 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,881 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,881 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,881 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,881 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,881 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,881 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,882 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,882 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,884 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,884 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,885 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,885 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,885 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,885 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,886 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,886 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,886 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,886 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,886 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,887 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,887 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,887 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,887 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,887 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,888 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,888 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,888 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,888 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,888 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,888 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,889 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,889 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,890 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,894 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,895 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,895 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,895 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,896 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,896 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,896 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,896 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,896 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,897 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,902 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,902 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,903 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,903 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,904 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,905 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,908 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,911 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,911 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,911 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,911 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,911 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,912 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,912 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,912 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,912 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:01:38,915 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-22 02:01:38,930 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-22 02:01:38,954 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-22 02:01:38,954 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-22 02:01:38,954 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-22 02:01:38,954 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-22 02:01:38,954 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-22 02:01:38,954 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-22 02:01:38,955 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-22 02:01:38,955 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-22 02:01:38,971 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-22 02:01:38,971 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 126 places, 116 transitions, 252 flow [2020-10-22 02:01:38,975 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 126 places, 116 transitions, 252 flow [2020-10-22 02:01:38,977 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 126 places, 116 transitions, 252 flow [2020-10-22 02:01:39,033 INFO L129 PetriNetUnfolder]: 3/112 cut-off events. [2020-10-22 02:01:39,034 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-22 02:01:39,039 INFO L80 FinitePrefix]: Finished finitePrefix Result has 125 conditions, 112 events. 3/112 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 80 event pairs, 0 based on Foata normal form. 0/107 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2020-10-22 02:01:39,044 INFO L116 LiptonReduction]: Number of co-enabled transitions 2508 [2020-10-22 02:01:40,392 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2020-10-22 02:01:41,969 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 120 [2020-10-22 02:01:42,153 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-22 02:01:42,227 INFO L131 LiptonReduction]: Checked pairs total: 6377 [2020-10-22 02:01:42,227 INFO L133 LiptonReduction]: Total number of compositions: 105 [2020-10-22 02:01:42,235 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 43 places, 31 transitions, 82 flow [2020-10-22 02:01:42,365 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 2090 states. [2020-10-22 02:01:42,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states. [2020-10-22 02:01:42,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-22 02:01:42,376 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:01:42,377 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:01:42,378 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:01:42,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:01:42,384 INFO L82 PathProgramCache]: Analyzing trace with hash 933139422, now seen corresponding path program 1 times [2020-10-22 02:01:42,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:01:42,410 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792702797] [2020-10-22 02:01:42,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:01:42,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:01:42,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:01:42,669 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792702797] [2020-10-22 02:01:42,670 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:01:42,670 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-22 02:01:42,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [757749980] [2020-10-22 02:01:42,673 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:01:42,678 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:01:42,701 INFO L252 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2020-10-22 02:01:42,701 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:01:42,706 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:01:42,707 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 02:01:42,707 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:01:42,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 02:01:42,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:01:42,723 INFO L87 Difference]: Start difference. First operand 2090 states. Second operand 3 states. [2020-10-22 02:01:42,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:01:42,851 INFO L93 Difference]: Finished difference Result 1770 states and 6672 transitions. [2020-10-22 02:01:42,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 02:01:42,853 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-22 02:01:42,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:01:42,898 INFO L225 Difference]: With dead ends: 1770 [2020-10-22 02:01:42,898 INFO L226 Difference]: Without dead ends: 1450 [2020-10-22 02:01:42,900 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 [2020-10-22 02:01:42,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1450 states. [2020-10-22 02:01:43,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1450 to 1450. [2020-10-22 02:01:43,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1450 states. [2020-10-22 02:01:43,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1450 states and 5376 transitions. [2020-10-22 02:01:43,062 INFO L78 Accepts]: Start accepts. Automaton has 1450 states and 5376 transitions. Word has length 9 [2020-10-22 02:01:43,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:01:43,064 INFO L481 AbstractCegarLoop]: Abstraction has 1450 states and 5376 transitions. [2020-10-22 02:01:43,064 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 02:01:43,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 5376 transitions. [2020-10-22 02:01:43,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-22 02:01:43,067 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:01:43,067 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:01:43,067 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-22 02:01:43,067 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:01:43,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:01:43,068 INFO L82 PathProgramCache]: Analyzing trace with hash -901106048, now seen corresponding path program 1 times [2020-10-22 02:01:43,071 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:01:43,072 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270799085] [2020-10-22 02:01:43,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:01:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:01:43,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:01:43,155 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270799085] [2020-10-22 02:01:43,156 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:01:43,156 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-22 02:01:43,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1152584813] [2020-10-22 02:01:43,157 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:01:43,159 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:01:43,160 INFO L252 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2020-10-22 02:01:43,161 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:01:43,162 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:01:43,164 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 02:01:43,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:01:43,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 02:01:43,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:01:43,171 INFO L87 Difference]: Start difference. First operand 1450 states and 5376 transitions. Second operand 3 states. [2020-10-22 02:01:43,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:01:43,200 INFO L93 Difference]: Finished difference Result 1410 states and 5194 transitions. [2020-10-22 02:01:43,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 02:01:43,201 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-10-22 02:01:43,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:01:43,213 INFO L225 Difference]: With dead ends: 1410 [2020-10-22 02:01:43,213 INFO L226 Difference]: Without dead ends: 1410 [2020-10-22 02:01:43,214 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 [2020-10-22 02:01:43,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1410 states. [2020-10-22 02:01:43,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1410 to 1410. [2020-10-22 02:01:43,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1410 states. [2020-10-22 02:01:43,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 1410 states and 5194 transitions. [2020-10-22 02:01:43,274 INFO L78 Accepts]: Start accepts. Automaton has 1410 states and 5194 transitions. Word has length 11 [2020-10-22 02:01:43,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:01:43,274 INFO L481 AbstractCegarLoop]: Abstraction has 1410 states and 5194 transitions. [2020-10-22 02:01:43,274 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 02:01:43,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 5194 transitions. [2020-10-22 02:01:43,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-22 02:01:43,277 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:01:43,277 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:01:43,278 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-22 02:01:43,278 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:01:43,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:01:43,278 INFO L82 PathProgramCache]: Analyzing trace with hash 2130482962, now seen corresponding path program 1 times [2020-10-22 02:01:43,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:01:43,287 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720374432] [2020-10-22 02:01:43,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:01:43,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:01:43,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:01:43,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720374432] [2020-10-22 02:01:43,351 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:01:43,352 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-22 02:01:43,352 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [579677851] [2020-10-22 02:01:43,352 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:01:43,354 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:01:43,356 INFO L252 McrAutomatonBuilder]: Finished intersection with 19 states and 24 transitions. [2020-10-22 02:01:43,356 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:01:43,453 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:01:43,453 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 02:01:43,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:01:43,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 02:01:43,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:01:43,454 INFO L87 Difference]: Start difference. First operand 1410 states and 5194 transitions. Second operand 3 states. [2020-10-22 02:01:43,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:01:43,531 INFO L93 Difference]: Finished difference Result 1380 states and 5060 transitions. [2020-10-22 02:01:43,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 02:01:43,532 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2020-10-22 02:01:43,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:01:43,544 INFO L225 Difference]: With dead ends: 1380 [2020-10-22 02:01:43,544 INFO L226 Difference]: Without dead ends: 1380 [2020-10-22 02:01:43,544 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:01:43,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1380 states. [2020-10-22 02:01:43,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1380 to 1380. [2020-10-22 02:01:43,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1380 states. [2020-10-22 02:01:43,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1380 states and 5060 transitions. [2020-10-22 02:01:43,605 INFO L78 Accepts]: Start accepts. Automaton has 1380 states and 5060 transitions. Word has length 12 [2020-10-22 02:01:43,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:01:43,606 INFO L481 AbstractCegarLoop]: Abstraction has 1380 states and 5060 transitions. [2020-10-22 02:01:43,606 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 02:01:43,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 5060 transitions. [2020-10-22 02:01:43,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-22 02:01:43,609 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:01:43,609 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:01:43,609 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-22 02:01:43,610 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:01:43,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:01:43,610 INFO L82 PathProgramCache]: Analyzing trace with hash 1620459652, now seen corresponding path program 1 times [2020-10-22 02:01:43,611 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:01:43,612 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304019993] [2020-10-22 02:01:43,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:01:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:01:43,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:01:43,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304019993] [2020-10-22 02:01:43,657 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:01:43,657 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-22 02:01:43,657 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [397518552] [2020-10-22 02:01:43,657 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:01:43,659 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:01:43,662 INFO L252 McrAutomatonBuilder]: Finished intersection with 26 states and 37 transitions. [2020-10-22 02:01:43,662 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:01:43,743 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:01:43,743 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 02:01:43,744 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:01:43,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 02:01:43,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:01:43,744 INFO L87 Difference]: Start difference. First operand 1380 states and 5060 transitions. Second operand 3 states. [2020-10-22 02:01:43,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:01:43,771 INFO L93 Difference]: Finished difference Result 1868 states and 6582 transitions. [2020-10-22 02:01:43,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 02:01:43,772 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-10-22 02:01:43,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:01:43,783 INFO L225 Difference]: With dead ends: 1868 [2020-10-22 02:01:43,784 INFO L226 Difference]: Without dead ends: 1460 [2020-10-22 02:01:43,784 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:01:43,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1460 states. [2020-10-22 02:01:43,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1460 to 1340. [2020-10-22 02:01:43,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1340 states. [2020-10-22 02:01:43,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1340 states and 4694 transitions. [2020-10-22 02:01:43,838 INFO L78 Accepts]: Start accepts. Automaton has 1340 states and 4694 transitions. Word has length 13 [2020-10-22 02:01:43,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:01:43,838 INFO L481 AbstractCegarLoop]: Abstraction has 1340 states and 4694 transitions. [2020-10-22 02:01:43,839 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 02:01:43,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 4694 transitions. [2020-10-22 02:01:43,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-22 02:01:43,841 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:01:43,841 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:01:43,841 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-22 02:01:43,841 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:01:43,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:01:43,842 INFO L82 PathProgramCache]: Analyzing trace with hash 1620460799, now seen corresponding path program 1 times [2020-10-22 02:01:43,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:01:43,843 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573997326] [2020-10-22 02:01:43,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:01:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:01:43,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:01:43,931 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573997326] [2020-10-22 02:01:43,932 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:01:43,932 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-22 02:01:43,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [961773600] [2020-10-22 02:01:43,932 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:01:43,937 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:01:43,941 INFO L252 McrAutomatonBuilder]: Finished intersection with 29 states and 47 transitions. [2020-10-22 02:01:43,941 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:01:43,987 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:44,172 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [21913#(not (= 4 ~__unbuffered_cnt~0))] [2020-10-22 02:01:44,172 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-22 02:01:44,172 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:01:44,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-22 02:01:44,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-22 02:01:44,173 INFO L87 Difference]: Start difference. First operand 1340 states and 4694 transitions. Second operand 5 states. [2020-10-22 02:01:44,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:01:44,243 INFO L93 Difference]: Finished difference Result 1028 states and 3153 transitions. [2020-10-22 02:01:44,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-22 02:01:44,244 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-10-22 02:01:44,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:01:44,249 INFO L225 Difference]: With dead ends: 1028 [2020-10-22 02:01:44,250 INFO L226 Difference]: Without dead ends: 708 [2020-10-22 02:01:44,250 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-22 02:01:44,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 708 states. [2020-10-22 02:01:44,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 708 to 708. [2020-10-22 02:01:44,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 708 states. [2020-10-22 02:01:44,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 708 states and 1994 transitions. [2020-10-22 02:01:44,272 INFO L78 Accepts]: Start accepts. Automaton has 708 states and 1994 transitions. Word has length 13 [2020-10-22 02:01:44,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:01:44,272 INFO L481 AbstractCegarLoop]: Abstraction has 708 states and 1994 transitions. [2020-10-22 02:01:44,273 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-22 02:01:44,273 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1994 transitions. [2020-10-22 02:01:44,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-22 02:01:44,274 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:01:44,274 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:01:44,275 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-22 02:01:44,275 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:01:44,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:01:44,275 INFO L82 PathProgramCache]: Analyzing trace with hash 988719004, now seen corresponding path program 1 times [2020-10-22 02:01:44,276 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:01:44,277 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670537446] [2020-10-22 02:01:44,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:01:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:01:44,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:01:44,328 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670537446] [2020-10-22 02:01:44,328 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:01:44,328 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-22 02:01:44,329 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2095203075] [2020-10-22 02:01:44,329 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:01:44,332 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:01:44,345 INFO L252 McrAutomatonBuilder]: Finished intersection with 60 states and 113 transitions. [2020-10-22 02:01:44,345 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:01:45,107 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 3 [2020-10-22 02:01:45,641 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 3 [2020-10-22 02:01:46,465 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 3 [2020-10-22 02:01:47,224 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 3 [2020-10-22 02:01:47,354 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:01:47,355 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 02:01:47,355 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:01:47,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 02:01:47,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:01:47,356 INFO L87 Difference]: Start difference. First operand 708 states and 1994 transitions. Second operand 3 states. [2020-10-22 02:01:47,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:01:47,374 INFO L93 Difference]: Finished difference Result 990 states and 2682 transitions. [2020-10-22 02:01:47,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 02:01:47,374 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-10-22 02:01:47,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:01:47,380 INFO L225 Difference]: With dead ends: 990 [2020-10-22 02:01:47,380 INFO L226 Difference]: Without dead ends: 718 [2020-10-22 02:01:47,381 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:01:47,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 718 states. [2020-10-22 02:01:47,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 718 to 700. [2020-10-22 02:01:47,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 700 states. [2020-10-22 02:01:47,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 700 states and 1861 transitions. [2020-10-22 02:01:47,405 INFO L78 Accepts]: Start accepts. Automaton has 700 states and 1861 transitions. Word has length 17 [2020-10-22 02:01:47,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:01:47,405 INFO L481 AbstractCegarLoop]: Abstraction has 700 states and 1861 transitions. [2020-10-22 02:01:47,405 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 02:01:47,405 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1861 transitions. [2020-10-22 02:01:47,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-22 02:01:47,407 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:01:47,407 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:01:47,408 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-22 02:01:47,408 INFO L429 AbstractCegarLoop]: === Iteration 7 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:01:47,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:01:47,408 INFO L82 PathProgramCache]: Analyzing trace with hash -1905403439, now seen corresponding path program 1 times [2020-10-22 02:01:47,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:01:47,410 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890259734] [2020-10-22 02:01:47,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:01:47,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:01:47,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:01:47,627 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890259734] [2020-10-22 02:01:47,627 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:01:47,627 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-22 02:01:47,628 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1002123717] [2020-10-22 02:01:47,628 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:01:47,631 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:01:47,641 INFO L252 McrAutomatonBuilder]: Finished intersection with 54 states and 95 transitions. [2020-10-22 02:01:47,642 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:01:48,072 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 3 [2020-10-22 02:01:48,326 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 3 [2020-10-22 02:01:48,870 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 3 [2020-10-22 02:01:49,108 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [26761#(<= ~__unbuffered_cnt~0 0)] [2020-10-22 02:01:49,108 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-22 02:01:49,108 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:01:49,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-22 02:01:49,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-22 02:01:49,109 INFO L87 Difference]: Start difference. First operand 700 states and 1861 transitions. Second operand 7 states. [2020-10-22 02:01:49,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:01:49,205 INFO L93 Difference]: Finished difference Result 607 states and 1569 transitions. [2020-10-22 02:01:49,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-22 02:01:49,206 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2020-10-22 02:01:49,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:01:49,209 INFO L225 Difference]: With dead ends: 607 [2020-10-22 02:01:49,210 INFO L226 Difference]: Without dead ends: 488 [2020-10-22 02:01:49,210 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-10-22 02:01:49,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2020-10-22 02:01:49,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 488. [2020-10-22 02:01:49,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 488 states. [2020-10-22 02:01:49,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 1246 transitions. [2020-10-22 02:01:49,224 INFO L78 Accepts]: Start accepts. Automaton has 488 states and 1246 transitions. Word has length 17 [2020-10-22 02:01:49,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:01:49,224 INFO L481 AbstractCegarLoop]: Abstraction has 488 states and 1246 transitions. [2020-10-22 02:01:49,224 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-22 02:01:49,224 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1246 transitions. [2020-10-22 02:01:49,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-22 02:01:49,226 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:01:49,226 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] [2020-10-22 02:01:49,226 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-22 02:01:49,227 INFO L429 AbstractCegarLoop]: === Iteration 8 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:01:49,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:01:49,227 INFO L82 PathProgramCache]: Analyzing trace with hash -14022687, now seen corresponding path program 1 times [2020-10-22 02:01:49,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:01:49,229 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555283981] [2020-10-22 02:01:49,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:01:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:01:49,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:01:49,386 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555283981] [2020-10-22 02:01:49,387 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:01:49,387 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-22 02:01:49,387 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [863594393] [2020-10-22 02:01:49,387 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:01:49,390 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:01:49,430 INFO L252 McrAutomatonBuilder]: Finished intersection with 159 states and 358 transitions. [2020-10-22 02:01:49,431 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:01:49,959 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 3 [2020-10-22 02:01:50,701 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 3 [2020-10-22 02:01:51,354 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 3 [2020-10-22 02:01:51,826 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [28354#(<= ~__unbuffered_cnt~0 0)] [2020-10-22 02:01:51,827 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-22 02:01:51,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:01:51,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-22 02:01:51,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-22 02:01:51,829 INFO L87 Difference]: Start difference. First operand 488 states and 1246 transitions. Second operand 8 states. [2020-10-22 02:01:51,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:01:51,910 INFO L93 Difference]: Finished difference Result 465 states and 1200 transitions. [2020-10-22 02:01:51,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-22 02:01:51,911 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 20 [2020-10-22 02:01:51,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:01:51,913 INFO L225 Difference]: With dead ends: 465 [2020-10-22 02:01:51,914 INFO L226 Difference]: Without dead ends: 187 [2020-10-22 02:01:51,914 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-22 02:01:51,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2020-10-22 02:01:51,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2020-10-22 02:01:51,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2020-10-22 02:01:51,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 447 transitions. [2020-10-22 02:01:51,920 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 447 transitions. Word has length 20 [2020-10-22 02:01:51,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:01:51,920 INFO L481 AbstractCegarLoop]: Abstraction has 187 states and 447 transitions. [2020-10-22 02:01:51,920 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-22 02:01:51,920 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 447 transitions. [2020-10-22 02:01:51,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-22 02:01:51,921 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:01:51,921 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, 1, 1, 1] [2020-10-22 02:01:51,922 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-22 02:01:51,922 INFO L429 AbstractCegarLoop]: === Iteration 9 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:01:51,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:01:51,922 INFO L82 PathProgramCache]: Analyzing trace with hash 735320181, now seen corresponding path program 1 times [2020-10-22 02:01:51,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:01:51,925 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616898638] [2020-10-22 02:01:51,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:01:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:01:51,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:01:51,986 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616898638] [2020-10-22 02:01:51,986 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:01:51,986 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-22 02:01:51,986 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [650840145] [2020-10-22 02:01:51,987 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:01:51,992 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:01:52,060 INFO L252 McrAutomatonBuilder]: Finished intersection with 191 states and 426 transitions. [2020-10-22 02:01:52,060 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:01:52,567 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 3 [2020-10-22 02:01:53,110 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 3 [2020-10-22 02:01:53,863 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:01:53,863 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-22 02:01:53,864 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:01:53,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-22 02:01:53,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-22 02:01:53,864 INFO L87 Difference]: Start difference. First operand 187 states and 447 transitions. Second operand 4 states. [2020-10-22 02:01:53,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:01:53,880 INFO L93 Difference]: Finished difference Result 252 states and 596 transitions. [2020-10-22 02:01:53,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-22 02:01:53,881 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2020-10-22 02:01:53,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:01:53,882 INFO L225 Difference]: With dead ends: 252 [2020-10-22 02:01:53,882 INFO L226 Difference]: Without dead ends: 79 [2020-10-22 02:01:53,882 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-22 02:01:53,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2020-10-22 02:01:53,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2020-10-22 02:01:53,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-10-22 02:01:53,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 165 transitions. [2020-10-22 02:01:53,885 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 165 transitions. Word has length 24 [2020-10-22 02:01:53,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:01:53,885 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 165 transitions. [2020-10-22 02:01:53,886 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-22 02:01:53,886 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 165 transitions. [2020-10-22 02:01:53,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-22 02:01:53,886 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:01:53,886 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, 1, 1, 1] [2020-10-22 02:01:53,887 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-22 02:01:53,887 INFO L429 AbstractCegarLoop]: === Iteration 10 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:01:53,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:01:53,887 INFO L82 PathProgramCache]: Analyzing trace with hash -1951036389, now seen corresponding path program 2 times [2020-10-22 02:01:53,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:01:53,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547836644] [2020-10-22 02:01:53,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:01:53,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:01:54,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:01:54,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547836644] [2020-10-22 02:01:54,006 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:01:54,007 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-22 02:01:54,007 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1222282056] [2020-10-22 02:01:54,007 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:01:54,012 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:01:54,135 INFO L252 McrAutomatonBuilder]: Finished intersection with 110 states and 213 transitions. [2020-10-22 02:01:54,135 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:01:54,351 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:54,352 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:54,363 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-10-22 02:01:54,363 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:54,366 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[3, 2, 3, 3, 2, 2, 2, 2, 1] term [2020-10-22 02:01:54,366 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-22 02:01:54,368 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-22 02:01:54,368 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:54,369 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 02:01:54,375 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:54,382 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:54,385 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:54,385 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:54,393 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 02:01:54,398 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:54,403 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:54,404 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:54,423 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:54,435 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:54,437 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:54,439 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:54,450 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-10-22 02:01:54,450 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:54,688 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 32 [2020-10-22 02:01:54,901 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 96 [2020-10-22 02:01:54,920 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:54,920 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:54,921 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:54,925 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-10-22 02:01:54,925 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:54,929 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[3, 3, 3, 3, 2, 3, 2, 1] term [2020-10-22 02:01:54,929 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-22 02:01:54,930 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-22 02:01:54,932 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:54,932 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 02:01:54,939 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 02:01:54,941 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:54,942 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:54,954 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:54,956 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 02:01:54,960 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:54,966 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 02:01:54,971 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 02:01:54,973 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:54,974 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:54,984 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:54,986 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 02:01:54,992 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 02:01:54,992 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:54,994 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:54,999 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 02:01:55,009 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:55,009 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:55,013 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:55,020 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-10-22 02:01:55,020 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:55,556 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2020-10-22 02:01:55,566 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:55,567 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:55,568 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:55,572 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-10-22 02:01:55,573 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:55,575 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[3, 2, 3, 3, 3, 3, 2, 1] term [2020-10-22 02:01:55,575 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-22 02:01:55,579 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-22 02:01:55,582 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:55,583 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:55,584 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 02:01:55,586 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 02:01:55,592 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 02:01:55,593 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:55,608 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 02:01:55,610 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:55,617 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:55,630 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 02:01:55,640 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:55,646 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 02:01:55,648 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:55,661 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 02:01:55,669 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:55,675 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:55,676 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 02:01:55,677 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-22 02:01:55,682 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-22 02:01:55,693 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-10-22 02:01:55,694 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-22 02:01:55,849 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 31 [2020-10-22 02:01:55,938 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [29617#(and (or (and (not (= (mod ~z$w_buff0_used~0 256) 0)) (not (= (mod ~z$r_buff0_thd4~0 256) 0))) (and (or (= ~z$w_buff0_used~0 (* 256 (div ~z$w_buff0_used~0 256))) (and (= ~z$w_buff1_used~0 0) (not (= ~z$w_buff0~0 0)))) (= (mod ~z$w_buff1_used~0 256) 0) (= ~z~0 1))) (or (= (mod ~z$w_buff0_used~0 256) 0) (= (mod ~z$r_buff0_thd4~0 256) 0) (= ~z$w_buff0~0 1)))] [2020-10-22 02:01:55,938 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-22 02:01:55,939 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:01:55,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-22 02:01:55,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-22 02:01:55,939 INFO L87 Difference]: Start difference. First operand 79 states and 165 transitions. Second operand 6 states. [2020-10-22 02:01:55,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:01:55,997 INFO L93 Difference]: Finished difference Result 97 states and 199 transitions. [2020-10-22 02:01:55,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-22 02:01:55,997 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-10-22 02:01:55,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:01:55,998 INFO L225 Difference]: With dead ends: 97 [2020-10-22 02:01:55,998 INFO L226 Difference]: Without dead ends: 51 [2020-10-22 02:01:55,999 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-22 02:01:55,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2020-10-22 02:01:56,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2020-10-22 02:01:56,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-10-22 02:01:56,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 89 transitions. [2020-10-22 02:01:56,002 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 89 transitions. Word has length 24 [2020-10-22 02:01:56,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:01:56,003 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 89 transitions. [2020-10-22 02:01:56,003 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-22 02:01:56,003 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 89 transitions. [2020-10-22 02:01:56,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-22 02:01:56,004 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:01:56,004 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, 1, 1, 1] [2020-10-22 02:01:56,004 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-22 02:01:56,004 INFO L429 AbstractCegarLoop]: === Iteration 11 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:01:56,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:01:56,004 INFO L82 PathProgramCache]: Analyzing trace with hash -1990240619, now seen corresponding path program 3 times [2020-10-22 02:01:56,006 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:01:56,006 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020662748] [2020-10-22 02:01:56,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:01:56,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-22 02:01:56,094 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-22 02:01:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-22 02:01:56,206 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-22 02:01:56,260 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-22 02:01:56,260 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-22 02:01:56,261 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-22 02:01:56,262 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-22 02:01:56,281 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [909] [909] L2-->L862: Formula: (let ((.cse7 (= (mod ~z$w_buff1_used~0_In1170718485 256) 0)) (.cse6 (= (mod ~z$r_buff1_thd0~0_In1170718485 256) 0)) (.cse8 (= (mod ~z$r_buff0_thd0~0_In1170718485 256) 0)) (.cse9 (= (mod ~z$w_buff0_used~0_In1170718485 256) 0))) (let ((.cse2 (or .cse8 .cse9)) (.cse0 (not .cse9)) (.cse1 (not .cse8)) (.cse3 (or .cse7 .cse6)) (.cse4 (not .cse7)) (.cse5 (not .cse6))) (and (= ~z$r_buff1_thd0~0_Out1170718485 ~z$r_buff1_thd0~0_In1170718485) (= ~z$r_buff0_thd0~0_In1170718485 ~z$r_buff0_thd0~0_Out1170718485) (= ULTIMATE.start_assume_abort_if_not_~cond_Out1170718485 |ULTIMATE.start_assume_abort_if_not_#in~cond_In1170718485|) (or (and .cse0 (= ~z$w_buff0_used~0_Out1170718485 0) .cse1) (and .cse2 (= ~z$w_buff0_used~0_In1170718485 ~z$w_buff0_used~0_Out1170718485))) (or (and (or (and (= ~z~0_In1170718485 ~z~0_Out1170718485) .cse3) (and .cse4 .cse5 (= ~z$w_buff1~0_In1170718485 ~z~0_Out1170718485))) .cse2) (and (= ~z~0_Out1170718485 ~z$w_buff0~0_In1170718485) .cse0 .cse1)) (not (= ULTIMATE.start_assume_abort_if_not_~cond_Out1170718485 0)) (or (and (= ~z$w_buff1_used~0_In1170718485 ~z$w_buff1_used~0_Out1170718485) .cse3) (and .cse4 .cse5 (= 0 ~z$w_buff1_used~0_Out1170718485)))))) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In1170718485|, ~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In1170718485, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1170718485, ~z$w_buff0~0=~z$w_buff0~0_In1170718485, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In1170718485, ~z$w_buff1_used~0=~z$w_buff1_used~0_In1170718485, ~z$w_buff1~0=~z$w_buff1~0_In1170718485, ~z~0=~z~0_In1170718485} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_Out1170718485, ULTIMATE.start_main_#t~ite39=|ULTIMATE.start_main_#t~ite39_Out1170718485|, ~z$w_buff0~0=~z$w_buff0~0_In1170718485, ~z$w_buff1_used~0=~z$w_buff1_used~0_Out1170718485, ~z$w_buff1~0=~z$w_buff1~0_In1170718485, ULTIMATE.start_main_#t~ite38=|ULTIMATE.start_main_#t~ite38_Out1170718485|, ULTIMATE.start_main_#t~ite43=|ULTIMATE.start_main_#t~ite43_Out1170718485|, ULTIMATE.start_main_#t~ite42=|ULTIMATE.start_main_#t~ite42_Out1170718485|, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In1170718485|, ~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_Out1170718485, ULTIMATE.start_main_#t~ite41=|ULTIMATE.start_main_#t~ite41_Out1170718485|, ULTIMATE.start_main_#t~ite40=|ULTIMATE.start_main_#t~ite40_Out1170718485|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_Out1170718485, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_Out1170718485, ~z~0=~z~0_Out1170718485} AuxVars[] AssignedVars[~z$r_buff0_thd0~0, ULTIMATE.start_main_#t~ite41, ULTIMATE.start_main_#t~ite40, ULTIMATE.start_assume_abort_if_not_~cond, ~z$w_buff0_used~0, ULTIMATE.start_main_#t~ite39, ~z$r_buff1_thd0~0, ~z$w_buff1_used~0, ULTIMATE.start_main_#t~ite38, ~z~0, ULTIMATE.start_main_#t~ite43, ULTIMATE.start_main_#t~ite42] because there is no mapped edge [2020-10-22 02:01:56,296 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 02:01:56,297 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 02:01:56,297 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 02:01:56,297 WARN L224 RCFGBacktranslator]: unable to determine which branch was taken at C: __VERIFIER_atomic_begin() [805] [2020-10-22 02:01:56,300 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 02:01:56,301 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 02:01:56,301 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 02:01:56,301 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 02:01:56,302 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 02:01:56,302 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 02:01:56,302 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 02:01:56,302 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 02:01:56,302 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 02:01:56,302 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 02:01:56,303 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 02:01:56,303 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 02:01:56,303 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 02:01:56,303 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 02:01:56,303 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 02:01:56,303 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 02:01:56,303 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 02:01:56,304 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 02:01:56,304 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 02:01:56,304 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 02:01:56,304 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 02:01:56,304 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 02:01:56,304 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 02:01:56,305 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 02:01:56,310 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 02:01:56,310 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 02:01:56,311 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-22 02:01:56,311 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-22 02:01:56,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 02:01:56 BasicIcfg [2020-10-22 02:01:56,386 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-22 02:01:56,387 INFO L168 Benchmark]: Toolchain (without parser) took 20419.73 ms. Allocated memory was 138.4 MB in the beginning and 397.9 MB in the end (delta: 259.5 MB). Free memory was 99.6 MB in the beginning and 72.8 MB in the end (delta: 26.8 MB). Peak memory consumption was 286.3 MB. Max. memory is 7.1 GB. [2020-10-22 02:01:56,388 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.5 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-10-22 02:01:56,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 774.89 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 98.8 MB in the beginning and 152.4 MB in the end (delta: -53.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2020-10-22 02:01:56,389 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.01 ms. Allocated memory is still 201.9 MB. Free memory was 152.4 MB in the beginning and 149.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2020-10-22 02:01:56,390 INFO L168 Benchmark]: Boogie Preprocessor took 38.88 ms. Allocated memory is still 201.9 MB. Free memory was 149.3 MB in the beginning and 147.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-10-22 02:01:56,391 INFO L168 Benchmark]: RCFGBuilder took 1943.71 ms. Allocated memory was 201.9 MB in the beginning and 252.7 MB in the end (delta: 50.9 MB). Free memory was 147.3 MB in the beginning and 215.4 MB in the end (delta: -68.1 MB). Peak memory consumption was 101.8 MB. Max. memory is 7.1 GB. [2020-10-22 02:01:56,392 INFO L168 Benchmark]: TraceAbstraction took 17578.44 ms. Allocated memory was 252.7 MB in the beginning and 397.9 MB in the end (delta: 145.2 MB). Free memory was 215.4 MB in the beginning and 72.8 MB in the end (delta: 142.5 MB). Peak memory consumption was 287.7 MB. Max. memory is 7.1 GB. [2020-10-22 02:01:56,396 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.5 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 774.89 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 98.8 MB in the beginning and 152.4 MB in the end (delta: -53.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 74.01 ms. Allocated memory is still 201.9 MB. Free memory was 152.4 MB in the beginning and 149.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.88 ms. Allocated memory is still 201.9 MB. Free memory was 149.3 MB in the beginning and 147.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1943.71 ms. Allocated memory was 201.9 MB in the beginning and 252.7 MB in the end (delta: 50.9 MB). Free memory was 147.3 MB in the beginning and 215.4 MB in the end (delta: -68.1 MB). Peak memory consumption was 101.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17578.44 ms. Allocated memory was 252.7 MB in the beginning and 397.9 MB in the end (delta: 145.2 MB). Free memory was 215.4 MB in the beginning and 72.8 MB in the end (delta: 142.5 MB). Peak memory consumption was 287.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1340 VarBasedMoverChecksPositive, 42 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 95 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 3.2s, 126 PlacesBefore, 43 PlacesAfterwards, 116 TransitionsBefore, 31 TransitionsAfterwards, 2508 CoEnabledTransitionPairs, 7 FixpointIterations, 39 TrivialSequentialCompositions, 54 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 10 ConcurrentYvCompositions, 2 ChoiceCompositions, 105 TotalNumberOfCompositions, 6377 MoverChecksTotal - CounterExampleResult [Line: 17]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p2_EAX = 0; [L714] 0 int __unbuffered_p3_EAX = 0; [L716] 0 int a = 0; [L717] 0 _Bool main$tmp_guard0; [L718] 0 _Bool main$tmp_guard1; [L720] 0 int x = 0; [L722] 0 int y = 0; [L724] 0 int z = 0; [L725] 0 _Bool z$flush_delayed; [L726] 0 int z$mem_tmp; [L727] 0 _Bool z$r_buff0_thd0; [L728] 0 _Bool z$r_buff0_thd1; [L729] 0 _Bool z$r_buff0_thd2; [L730] 0 _Bool z$r_buff0_thd3; [L731] 0 _Bool z$r_buff0_thd4; [L732] 0 _Bool z$r_buff1_thd0; [L733] 0 _Bool z$r_buff1_thd1; [L734] 0 _Bool z$r_buff1_thd2; [L735] 0 _Bool z$r_buff1_thd3; [L736] 0 _Bool z$r_buff1_thd4; [L737] 0 _Bool z$read_delayed; [L738] 0 int *z$read_delayed_var; [L739] 0 int z$w_buff0; [L740] 0 _Bool z$w_buff0_used; [L741] 0 int z$w_buff1; [L742] 0 _Bool z$w_buff1_used; [L743] 0 _Bool weak$$choice0; [L744] 0 _Bool weak$$choice2; [L844] 0 pthread_t t1429; [L845] FCALL, FORK 0 pthread_create(&t1429, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, 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$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L846] 0 pthread_t t1430; [L847] FCALL, FORK 0 pthread_create(&t1430, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, 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$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L848] 0 pthread_t t1431; [L849] FCALL, FORK 0 pthread_create(&t1431, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=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=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$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L850] 0 pthread_t t1432; [L851] FCALL, FORK 0 pthread_create(&t1432, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=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=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$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L806] 4 z$w_buff1 = z$w_buff0 [L807] 4 z$w_buff0 = 1 [L808] 4 z$w_buff1_used = z$w_buff0_used [L809] 4 z$w_buff0_used = (_Bool)1 [L18] COND TRUE 4 !expression [L17] COND FALSE 4 !(0) [L17] 4 __assert_fail ("0", "mix053_rmo.opt.c", 8, __extension__ __PRETTY_FUNCTION__) [L811] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L812] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L813] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L814] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L815] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L816] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L819] 4 __unbuffered_p3_EAX = a VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=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=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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L748] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, 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=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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L751] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, 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=1, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L756] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L758] 1 return 0; [L763] 2 x = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, 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=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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L766] 2 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, 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=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L771] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L773] 2 return 0; [L778] 3 y = 2 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, 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=2, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L781] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L782] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L783] 3 z$flush_delayed = weak$$choice2 [L784] 3 z$mem_tmp = z [L785] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L785] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L786] EXPR 3 weak$$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$w_buff0)) [L786] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L787] EXPR 3 weak$$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$w_buff1)) [L787] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1) [L787] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L787] 3 z$w_buff1 = weak$$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)) [L788] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L788] 3 z$w_buff0_used = weak$$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)) [L789] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L789] 3 z$w_buff1_used = weak$$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)) [L790] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L790] 3 z$r_buff0_thd3 = weak$$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)) [L791] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L791] 3 z$r_buff1_thd3 = weak$$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$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L792] 3 __unbuffered_p2_EAX = z [L793] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L793] 3 z = z$flush_delayed ? z$mem_tmp : z [L794] 3 z$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=2, y=2, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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] [L822] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L822] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L823] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L823] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L824] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L824] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L825] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L825] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L826] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L826] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L829] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L831] 4 return 0; [L799] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L801] 3 return 0; [L853] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L864] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 0) [L18] COND TRUE 0 !expression [L17] COND FALSE 0 !(0) [L17] 0 __assert_fail ("0", "mix053_rmo.opt.c", 8, __extension__ __PRETTY_FUNCTION__) VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=2, y=2, z=1, 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$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=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 5 procedures, 114 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 17.3s, OverallIterations: 11, TraceHistogramMax: 1, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.4s, HoareTripleCheckerStatistics: 308 SDtfs, 265 SDslu, 449 SDs, 0 SdLazy, 163 SolverSat, 51 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 282 GetRequests, 248 SyntacticMatches, 4 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2090occurred 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: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 138 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 150 ConstructedInterpolants, 0 QuantifiedInterpolants, 9933 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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...