/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf -i ../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b09bf87 [2020-10-16 12:12:57,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 12:12:57,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 12:12:57,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 12:12:57,500 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 12:12:57,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 12:12:57,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 12:12:57,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 12:12:57,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 12:12:57,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 12:12:57,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 12:12:57,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 12:12:57,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 12:12:57,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 12:12:57,527 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 12:12:57,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 12:12:57,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 12:12:57,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 12:12:57,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 12:12:57,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 12:12:57,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 12:12:57,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 12:12:57,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 12:12:57,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 12:12:57,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-16 12:12:57,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 12:12:57,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 12:12:57,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 12:12:57,579 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf [2020-10-16 12:12:57,615 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 12:12:57,615 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 12:12:57,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 12:12:57,617 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 12:12:57,617 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 12:12:57,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 12:12:57,618 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 12:12:57,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 12:12:57,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 12:12:57,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 12:12:57,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 12:12:57,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 12:12:57,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 12:12:57,620 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 12:12:57,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 12:12:57,621 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 12:12:57,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 12:12:57,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 12:12:57,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 12:12:57,622 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 12:12:57,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 12:12:57,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 12:12:57,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 12:12:57,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-16 12:12:57,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 12:12:57,623 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 12:12:57,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 12:12:57,623 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-16 12:12:57,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-16 12:12:57,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 12:12:57,926 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 12:12:57,930 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 12:12:57,931 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 12:12:57,931 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 12:12:57,932 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.i [2020-10-16 12:12:58,000 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6cd4380c4/a86ae51891f14592808a94bb6bfde13d/FLAG53c3ca0d8 [2020-10-16 12:12:58,606 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 12:12:58,607 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-lit/sssc12_variant.i [2020-10-16 12:12:58,625 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6cd4380c4/a86ae51891f14592808a94bb6bfde13d/FLAG53c3ca0d8 [2020-10-16 12:12:58,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6cd4380c4/a86ae51891f14592808a94bb6bfde13d [2020-10-16 12:12:58,868 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 12:12:58,870 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 12:12:58,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 12:12:58,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 12:12:58,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 12:12:58,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:12:58" (1/1) ... [2020-10-16 12:12:58,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a76363c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:58, skipping insertion in model container [2020-10-16 12:12:58,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:12:58" (1/1) ... [2020-10-16 12:12:58,888 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 12:12:58,938 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 12:12:59,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 12:12:59,629 INFO L203 MainTranslator]: Completed pre-run [2020-10-16 12:12:59,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 12:12:59,842 INFO L208 MainTranslator]: Completed translation [2020-10-16 12:12:59,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:59 WrapperNode [2020-10-16 12:12:59,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 12:12:59,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-16 12:12:59,846 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-16 12:12:59,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-16 12:12:59,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:59" (1/1) ... [2020-10-16 12:12:59,880 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:59" (1/1) ... [2020-10-16 12:12:59,905 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-16 12:12:59,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-16 12:12:59,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-16 12:12:59,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-16 12:12:59,914 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:59" (1/1) ... [2020-10-16 12:12:59,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:59" (1/1) ... [2020-10-16 12:12:59,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:59" (1/1) ... [2020-10-16 12:12:59,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:59" (1/1) ... [2020-10-16 12:12:59,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:59" (1/1) ... [2020-10-16 12:12:59,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:59" (1/1) ... [2020-10-16 12:12:59,934 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:59" (1/1) ... [2020-10-16 12:12:59,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-16 12:12:59,944 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-16 12:12:59,944 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-16 12:12:59,945 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-16 12:12:59,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:59" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 12:13:00,024 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-16 12:13:00,024 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2020-10-16 12:13:00,025 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2020-10-16 12:13:00,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-16 12:13:00,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-16 12:13:00,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-16 12:13:00,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-16 12:13:00,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-16 12:13:00,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-16 12:13:00,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-16 12:13:00,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-16 12:13:00,029 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-16 12:13:00,473 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-16 12:13:00,473 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-10-16 12:13:00,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:13:00 BoogieIcfgContainer [2020-10-16 12:13:00,476 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-16 12:13:00,478 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-16 12:13:00,478 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-16 12:13:00,481 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-16 12:13:00,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:12:58" (1/3) ... [2020-10-16 12:13:00,483 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@90a9a6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:13:00, skipping insertion in model container [2020-10-16 12:13:00,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:59" (2/3) ... [2020-10-16 12:13:00,483 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@90a9a6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:13:00, skipping insertion in model container [2020-10-16 12:13:00,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:13:00" (3/3) ... [2020-10-16 12:13:00,485 INFO L111 eAbstractionObserver]: Analyzing ICFG sssc12_variant.i [2020-10-16 12:13:00,498 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-16 12:13:00,498 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-16 12:13:00,506 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-16 12:13:00,507 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-16 12:13:00,532 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,533 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,533 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,533 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,533 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,534 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,534 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,534 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,534 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,535 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,535 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,536 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,536 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,536 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,537 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,537 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,537 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,537 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,538 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,538 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,538 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,538 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,539 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,539 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,539 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,540 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,540 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,540 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,540 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,541 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,541 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,541 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,542 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,542 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,542 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,546 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,546 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,547 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,547 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,547 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,547 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,548 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,548 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,548 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,548 WARN L313 ript$VariableManager]: TermVariabe thrThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,549 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:00,551 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 12:13:00,566 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-16 12:13:00,585 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 12:13:00,585 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 12:13:00,585 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-16 12:13:00,585 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 12:13:00,586 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 12:13:00,586 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 12:13:00,586 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 12:13:00,586 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 12:13:00,620 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-16 12:13:00,621 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 64 places, 67 transitions, 139 flow [2020-10-16 12:13:00,623 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 64 places, 67 transitions, 139 flow [2020-10-16 12:13:00,626 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 64 places, 67 transitions, 139 flow [2020-10-16 12:13:00,679 INFO L129 PetriNetUnfolder]: 7/76 cut-off events. [2020-10-16 12:13:00,679 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 12:13:00,684 INFO L80 FinitePrefix]: Finished finitePrefix Result has 81 conditions, 76 events. 7/76 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 67 event pairs, 0 based on Foata normal form. 0/66 useless extension candidates. Maximal degree in co-relation 39. Up to 4 conditions per place. [2020-10-16 12:13:00,687 INFO L117 LiptonReduction]: Number of co-enabled transitions 638 [2020-10-16 12:13:02,180 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2020-10-16 12:13:02,565 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 76 [2020-10-16 12:13:02,645 INFO L132 LiptonReduction]: Checked pairs total: 794 [2020-10-16 12:13:02,646 INFO L134 LiptonReduction]: Total number of compositions: 69 [2020-10-16 12:13:02,654 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 14 places, 12 transitions, 29 flow [2020-10-16 12:13:02,667 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 34 states. [2020-10-16 12:13:02,669 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states. [2020-10-16 12:13:02,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-16 12:13:02,697 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:13:02,698 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2020-10-16 12:13:02,703 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:13:02,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:13:02,710 INFO L82 PathProgramCache]: Analyzing trace with hash 1090980617, now seen corresponding path program 1 times [2020-10-16 12:13:02,721 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:13:02,722 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284957685] [2020-10-16 12:13:02,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:13:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 12:13:02,858 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 12:13:02,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 12:13:02,876 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 12:13:02,904 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 12:13:02,904 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 12:13:02,905 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-16 12:13:02,908 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-16 12:13:02,910 WARN L371 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 12:13:02,910 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-10-16 12:13:02,918 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,919 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,919 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,919 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,919 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,920 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,920 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,920 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,920 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,920 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,921 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,921 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,921 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,921 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,921 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,922 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,922 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,922 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,922 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,922 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,923 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,923 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,923 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,923 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,924 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,924 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,924 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,924 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,924 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,924 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,925 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,925 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,925 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,925 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,925 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,926 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,926 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,926 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,927 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,927 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,927 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,927 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,927 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,928 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,928 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,928 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,928 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,928 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,929 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,929 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,929 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,929 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,929 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,930 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,930 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,930 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,930 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,931 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,931 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,931 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,931 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,931 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,931 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,932 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,932 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,932 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,932 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,933 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,933 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,933 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,934 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,934 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,934 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,934 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,934 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,935 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,935 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,935 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,935 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,935 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,936 WARN L313 ript$VariableManager]: TermVariabe thrThread1of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,939 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,940 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,940 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,940 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,940 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,941 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,941 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,941 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,941 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,941 WARN L313 ript$VariableManager]: TermVariabe thrThread2of2ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,942 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:02,943 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 12:13:02,944 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-16 12:13:02,944 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 12:13:02,944 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 12:13:02,944 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-16 12:13:02,944 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 12:13:02,945 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 12:13:02,945 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 12:13:02,945 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 12:13:02,945 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 12:13:02,947 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-16 12:13:02,947 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 92 places, 97 transitions, 206 flow [2020-10-16 12:13:02,948 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 92 places, 97 transitions, 206 flow [2020-10-16 12:13:02,948 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 92 places, 97 transitions, 206 flow [2020-10-16 12:13:02,974 INFO L129 PetriNetUnfolder]: 12/116 cut-off events. [2020-10-16 12:13:02,975 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-10-16 12:13:02,977 INFO L80 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 116 events. 12/116 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 215 event pairs, 0 based on Foata normal form. 0/99 useless extension candidates. Maximal degree in co-relation 77. Up to 6 conditions per place. [2020-10-16 12:13:02,981 INFO L117 LiptonReduction]: Number of co-enabled transitions 3016 [2020-10-16 12:13:04,333 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 67 [2020-10-16 12:13:04,579 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2020-10-16 12:13:04,666 INFO L132 LiptonReduction]: Checked pairs total: 8801 [2020-10-16 12:13:04,667 INFO L134 LiptonReduction]: Total number of compositions: 83 [2020-10-16 12:13:04,667 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 32 places, 31 transitions, 74 flow [2020-10-16 12:13:04,707 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 653 states. [2020-10-16 12:13:04,708 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states. [2020-10-16 12:13:04,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-16 12:13:04,711 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:13:04,711 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:13:04,711 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:13:04,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:13:04,712 INFO L82 PathProgramCache]: Analyzing trace with hash 1624833255, now seen corresponding path program 1 times [2020-10-16 12:13:04,712 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:13:04,712 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791333441] [2020-10-16 12:13:04,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:13:04,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:13:04,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:13:04,866 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791333441] [2020-10-16 12:13:04,867 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:13:04,868 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 12:13:04,868 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174544563] [2020-10-16 12:13:04,875 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 12:13:04,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:13:04,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 12:13:04,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:13:04,900 INFO L87 Difference]: Start difference. First operand 653 states. Second operand 3 states. [2020-10-16 12:13:05,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:13:05,026 INFO L93 Difference]: Finished difference Result 661 states and 1837 transitions. [2020-10-16 12:13:05,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 12:13:05,031 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-16 12:13:05,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:13:05,072 INFO L225 Difference]: With dead ends: 661 [2020-10-16 12:13:05,077 INFO L226 Difference]: Without dead ends: 661 [2020-10-16 12:13:05,079 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:13:05,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states. [2020-10-16 12:13:05,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 614. [2020-10-16 12:13:05,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 614 states. [2020-10-16 12:13:05,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 614 states and 1753 transitions. [2020-10-16 12:13:05,239 INFO L78 Accepts]: Start accepts. Automaton has 614 states and 1753 transitions. Word has length 9 [2020-10-16 12:13:05,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:13:05,240 INFO L481 AbstractCegarLoop]: Abstraction has 614 states and 1753 transitions. [2020-10-16 12:13:05,240 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 12:13:05,240 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1753 transitions. [2020-10-16 12:13:05,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-16 12:13:05,243 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:13:05,243 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1] [2020-10-16 12:13:05,243 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-16 12:13:05,243 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:13:05,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:13:05,244 INFO L82 PathProgramCache]: Analyzing trace with hash 1939055541, now seen corresponding path program 1 times [2020-10-16 12:13:05,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:13:05,244 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986916109] [2020-10-16 12:13:05,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:13:05,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 12:13:05,295 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 12:13:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 12:13:05,312 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 12:13:05,328 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 12:13:05,328 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 12:13:05,329 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-16 12:13:05,329 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-16 12:13:05,330 WARN L371 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 12:13:05,331 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-10-16 12:13:05,343 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,343 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,343 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,343 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,344 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,344 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,344 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,344 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,344 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,344 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,345 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,345 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,345 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,345 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,345 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,345 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,345 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,346 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,346 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,346 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,346 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,346 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,346 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,347 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,347 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,347 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,347 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,347 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,347 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,347 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,348 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,348 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,348 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,348 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,348 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,349 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,349 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,349 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,349 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,350 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,350 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,350 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,350 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,350 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,350 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,351 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,351 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,351 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,351 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,351 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,351 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,351 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,352 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,352 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,352 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,352 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,352 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,352 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,353 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,353 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,353 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,353 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,353 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,353 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,354 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,354 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,354 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,354 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,354 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,354 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,355 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,355 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,355 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,355 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,355 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,356 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,356 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,356 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,356 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,356 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,356 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,357 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,357 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,357 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,357 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,357 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,357 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,357 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,358 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,358 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,358 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,358 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,358 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,358 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,359 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,359 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,361 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,361 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,361 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,362 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,362 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,362 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,363 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,363 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,363 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,364 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,364 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,364 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,364 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,364 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,364 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,365 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,365 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,365 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,365 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,365 WARN L313 ript$VariableManager]: TermVariabe thrThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,367 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,367 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,367 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,367 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,367 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,368 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,368 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,368 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,368 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,368 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,368 WARN L313 ript$VariableManager]: TermVariabe thrThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,370 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,370 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,370 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,370 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,370 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,370 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,370 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of3ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,371 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,371 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,371 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,371 WARN L313 ript$VariableManager]: TermVariabe thrThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:05,372 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 12:13:05,372 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-16 12:13:05,373 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 12:13:05,373 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 12:13:05,373 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-16 12:13:05,373 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 12:13:05,373 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 12:13:05,373 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 12:13:05,373 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 12:13:05,373 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 12:13:05,376 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-16 12:13:05,376 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 120 places, 127 transitions, 275 flow [2020-10-16 12:13:05,376 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 120 places, 127 transitions, 275 flow [2020-10-16 12:13:05,377 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 120 places, 127 transitions, 275 flow [2020-10-16 12:13:05,408 INFO L129 PetriNetUnfolder]: 17/156 cut-off events. [2020-10-16 12:13:05,408 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-10-16 12:13:05,410 INFO L80 FinitePrefix]: Finished finitePrefix Result has 172 conditions, 156 events. 17/156 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 420 event pairs, 0 based on Foata normal form. 0/132 useless extension candidates. Maximal degree in co-relation 120. Up to 8 conditions per place. [2020-10-16 12:13:05,418 INFO L117 LiptonReduction]: Number of co-enabled transitions 7134 [2020-10-16 12:13:07,185 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2020-10-16 12:13:07,540 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 76 [2020-10-16 12:13:07,645 INFO L132 LiptonReduction]: Checked pairs total: 23168 [2020-10-16 12:13:07,646 INFO L134 LiptonReduction]: Total number of compositions: 113 [2020-10-16 12:13:07,646 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 45 places, 44 transitions, 109 flow [2020-10-16 12:13:08,159 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 7187 states. [2020-10-16 12:13:08,159 INFO L276 IsEmpty]: Start isEmpty. Operand 7187 states. [2020-10-16 12:13:08,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-16 12:13:08,162 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:13:08,162 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:13:08,163 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:13:08,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:13:08,163 INFO L82 PathProgramCache]: Analyzing trace with hash -1601323978, now seen corresponding path program 1 times [2020-10-16 12:13:08,163 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:13:08,164 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556752918] [2020-10-16 12:13:08,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:13:08,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:13:08,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:13:08,251 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556752918] [2020-10-16 12:13:08,251 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:13:08,251 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 12:13:08,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923500130] [2020-10-16 12:13:08,252 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 12:13:08,253 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:13:08,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 12:13:08,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:13:08,253 INFO L87 Difference]: Start difference. First operand 7187 states. Second operand 3 states. [2020-10-16 12:13:08,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:13:08,359 INFO L93 Difference]: Finished difference Result 7283 states and 28157 transitions. [2020-10-16 12:13:08,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 12:13:08,359 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-16 12:13:08,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:13:08,432 INFO L225 Difference]: With dead ends: 7283 [2020-10-16 12:13:08,432 INFO L226 Difference]: Without dead ends: 7283 [2020-10-16 12:13:08,433 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:13:08,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7283 states. [2020-10-16 12:13:08,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7283 to 6763. [2020-10-16 12:13:08,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6763 states. [2020-10-16 12:13:08,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6763 states to 6763 states and 26666 transitions. [2020-10-16 12:13:08,775 INFO L78 Accepts]: Start accepts. Automaton has 6763 states and 26666 transitions. Word has length 9 [2020-10-16 12:13:08,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:13:08,776 INFO L481 AbstractCegarLoop]: Abstraction has 6763 states and 26666 transitions. [2020-10-16 12:13:08,776 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 12:13:08,776 INFO L276 IsEmpty]: Start isEmpty. Operand 6763 states and 26666 transitions. [2020-10-16 12:13:08,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-16 12:13:08,778 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:13:08,778 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:13:08,778 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-16 12:13:08,779 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:13:08,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:13:08,779 INFO L82 PathProgramCache]: Analyzing trace with hash 1617516171, now seen corresponding path program 1 times [2020-10-16 12:13:08,779 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:13:08,780 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360820603] [2020-10-16 12:13:08,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:13:08,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:13:08,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:13:08,817 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360820603] [2020-10-16 12:13:08,817 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:13:08,818 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 12:13:08,818 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652983813] [2020-10-16 12:13:08,818 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 12:13:08,819 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:13:08,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 12:13:08,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:13:08,819 INFO L87 Difference]: Start difference. First operand 6763 states and 26666 transitions. Second operand 3 states. [2020-10-16 12:13:09,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:13:09,056 INFO L93 Difference]: Finished difference Result 7279 states and 28669 transitions. [2020-10-16 12:13:09,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 12:13:09,056 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2020-10-16 12:13:09,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:13:09,122 INFO L225 Difference]: With dead ends: 7279 [2020-10-16 12:13:09,123 INFO L226 Difference]: Without dead ends: 7279 [2020-10-16 12:13:09,124 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:13:09,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7279 states. [2020-10-16 12:13:09,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7279 to 7279. [2020-10-16 12:13:09,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7279 states. [2020-10-16 12:13:09,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7279 states to 7279 states and 28669 transitions. [2020-10-16 12:13:09,421 INFO L78 Accepts]: Start accepts. Automaton has 7279 states and 28669 transitions. Word has length 12 [2020-10-16 12:13:09,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:13:09,422 INFO L481 AbstractCegarLoop]: Abstraction has 7279 states and 28669 transitions. [2020-10-16 12:13:09,422 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 12:13:09,422 INFO L276 IsEmpty]: Start isEmpty. Operand 7279 states and 28669 transitions. [2020-10-16 12:13:09,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-16 12:13:09,424 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:13:09,425 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:13:09,425 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-16 12:13:09,425 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:13:09,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:13:09,425 INFO L82 PathProgramCache]: Analyzing trace with hash -1543563690, now seen corresponding path program 1 times [2020-10-16 12:13:09,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:13:09,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841819971] [2020-10-16 12:13:09,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:13:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:13:09,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-16 12:13:09,459 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841819971] [2020-10-16 12:13:09,459 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:13:09,459 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 12:13:09,460 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774765482] [2020-10-16 12:13:09,460 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 12:13:09,460 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:13:09,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 12:13:09,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:13:09,461 INFO L87 Difference]: Start difference. First operand 7279 states and 28669 transitions. Second operand 3 states. [2020-10-16 12:13:09,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:13:09,559 INFO L93 Difference]: Finished difference Result 9253 states and 35628 transitions. [2020-10-16 12:13:09,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 12:13:09,560 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2020-10-16 12:13:09,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:13:09,613 INFO L225 Difference]: With dead ends: 9253 [2020-10-16 12:13:09,613 INFO L226 Difference]: Without dead ends: 9253 [2020-10-16 12:13:09,613 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:13:09,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9253 states. [2020-10-16 12:13:10,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9253 to 8595. [2020-10-16 12:13:10,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8595 states. [2020-10-16 12:13:10,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8595 states to 8595 states and 33747 transitions. [2020-10-16 12:13:10,585 INFO L78 Accepts]: Start accepts. Automaton has 8595 states and 33747 transitions. Word has length 12 [2020-10-16 12:13:10,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:13:10,587 INFO L481 AbstractCegarLoop]: Abstraction has 8595 states and 33747 transitions. [2020-10-16 12:13:10,587 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 12:13:10,587 INFO L276 IsEmpty]: Start isEmpty. Operand 8595 states and 33747 transitions. [2020-10-16 12:13:10,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-16 12:13:10,588 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:13:10,588 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1] [2020-10-16 12:13:10,589 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-16 12:13:10,589 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:13:10,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:13:10,589 INFO L82 PathProgramCache]: Analyzing trace with hash 1327548096, now seen corresponding path program 1 times [2020-10-16 12:13:10,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:13:10,590 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074708537] [2020-10-16 12:13:10,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:13:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 12:13:10,603 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 12:13:10,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 12:13:10,614 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 12:13:10,620 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 12:13:10,621 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 12:13:10,621 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-16 12:13:10,621 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-16 12:13:10,621 WARN L371 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 12:13:10,622 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-10-16 12:13:10,630 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,631 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,631 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,631 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,631 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,631 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,632 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,632 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,632 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,632 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,632 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,632 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,632 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,633 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,633 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,633 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,633 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,633 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,633 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,634 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,634 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,634 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,634 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,634 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,634 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,634 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,635 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,635 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,635 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,635 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,635 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,635 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,635 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,636 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,636 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,636 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,636 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,636 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,636 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,636 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,637 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,637 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,637 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,637 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,637 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,637 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,638 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,638 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,638 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,638 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,638 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,638 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,638 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,639 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,639 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,639 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,639 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,639 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,639 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,639 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,640 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,640 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,640 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,640 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,640 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,640 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,640 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,641 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,641 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,641 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,641 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,641 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,642 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,642 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,642 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,642 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,642 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,642 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,642 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,643 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,643 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,643 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,643 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,643 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,643 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,643 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,644 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,644 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,644 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,644 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,644 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,644 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,645 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,645 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,645 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,645 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,645 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,645 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,646 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,646 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,646 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,646 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,646 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,646 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,646 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,647 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,647 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,647 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,647 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,647 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,648 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,648 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,648 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,648 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,648 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,648 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,649 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,649 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,649 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,649 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,649 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,649 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,649 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,649 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,650 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,650 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,650 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,650 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,650 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,650 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,651 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,651 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,651 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,651 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,651 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,651 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,651 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,652 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,652 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,652 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,652 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,652 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,653 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,653 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,653 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,653 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,653 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,653 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,654 WARN L313 ript$VariableManager]: TermVariabe thrThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,654 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,654 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,655 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,655 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,656 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,656 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,656 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,656 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,656 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,656 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,656 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,657 WARN L313 ript$VariableManager]: TermVariabe thrThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,657 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,658 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,658 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,658 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,658 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,658 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,659 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,659 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,659 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,659 WARN L313 ript$VariableManager]: TermVariabe thrThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,659 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,659 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,660 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,661 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,661 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,661 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,661 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,661 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,661 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,662 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,662 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,662 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,662 WARN L313 ript$VariableManager]: TermVariabe thrThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:13:10,663 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 12:13:10,663 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-16 12:13:10,663 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 12:13:10,663 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 12:13:10,663 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-16 12:13:10,663 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 12:13:10,663 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 12:13:10,664 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 12:13:10,664 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 12:13:10,664 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 12:13:10,665 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-16 12:13:10,666 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 148 places, 157 transitions, 346 flow [2020-10-16 12:13:10,666 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 148 places, 157 transitions, 346 flow [2020-10-16 12:13:10,666 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 148 places, 157 transitions, 346 flow [2020-10-16 12:13:10,700 INFO L129 PetriNetUnfolder]: 22/196 cut-off events. [2020-10-16 12:13:10,700 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-10-16 12:13:10,704 INFO L80 FinitePrefix]: Finished finitePrefix Result has 219 conditions, 196 events. 22/196 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 599 event pairs, 0 based on Foata normal form. 0/165 useless extension candidates. Maximal degree in co-relation 164. Up to 10 conditions per place. [2020-10-16 12:13:10,716 INFO L117 LiptonReduction]: Number of co-enabled transitions 12992 [2020-10-16 12:13:12,322 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2020-10-16 12:13:13,041 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2020-10-16 12:13:13,133 INFO L132 LiptonReduction]: Checked pairs total: 40210 [2020-10-16 12:13:13,133 INFO L134 LiptonReduction]: Total number of compositions: 136 [2020-10-16 12:13:13,133 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 58 places, 58 transitions, 148 flow [2020-10-16 12:13:29,901 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 79061 states. [2020-10-16 12:13:29,901 INFO L276 IsEmpty]: Start isEmpty. Operand 79061 states. [2020-10-16 12:13:29,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-16 12:13:29,901 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:13:29,902 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:13:29,902 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:13:29,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:13:29,902 INFO L82 PathProgramCache]: Analyzing trace with hash 2030461824, now seen corresponding path program 1 times [2020-10-16 12:13:29,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:13:29,903 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220208326] [2020-10-16 12:13:29,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:13:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:13:29,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:13:29,942 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220208326] [2020-10-16 12:13:29,943 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:13:29,943 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 12:13:29,943 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512550836] [2020-10-16 12:13:29,943 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 12:13:29,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:13:29,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 12:13:29,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:13:29,944 INFO L87 Difference]: Start difference. First operand 79061 states. Second operand 3 states. [2020-10-16 12:13:30,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:13:30,906 INFO L93 Difference]: Finished difference Result 80125 states and 397141 transitions. [2020-10-16 12:13:30,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 12:13:30,907 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-16 12:13:30,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:13:31,524 INFO L225 Difference]: With dead ends: 80125 [2020-10-16 12:13:31,525 INFO L226 Difference]: Without dead ends: 80125 [2020-10-16 12:13:31,525 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:13:35,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80125 states. [2020-10-16 12:13:37,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80125 to 74402. [2020-10-16 12:13:37,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74402 states. [2020-10-16 12:13:41,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74402 states to 74402 states and 374497 transitions. [2020-10-16 12:13:41,119 INFO L78 Accepts]: Start accepts. Automaton has 74402 states and 374497 transitions. Word has length 9 [2020-10-16 12:13:41,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:13:41,119 INFO L481 AbstractCegarLoop]: Abstraction has 74402 states and 374497 transitions. [2020-10-16 12:13:41,119 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 12:13:41,119 INFO L276 IsEmpty]: Start isEmpty. Operand 74402 states and 374497 transitions. [2020-10-16 12:13:41,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-16 12:13:41,120 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:13:41,120 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:13:41,120 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-16 12:13:41,120 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:13:41,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:13:41,120 INFO L82 PathProgramCache]: Analyzing trace with hash 644097770, now seen corresponding path program 1 times [2020-10-16 12:13:41,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:13:41,121 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795063793] [2020-10-16 12:13:41,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:13:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:13:41,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-16 12:13:41,154 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795063793] [2020-10-16 12:13:41,154 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:13:41,154 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 12:13:41,154 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916516948] [2020-10-16 12:13:41,155 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 12:13:41,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:13:41,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 12:13:41,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:13:41,156 INFO L87 Difference]: Start difference. First operand 74402 states and 374497 transitions. Second operand 3 states. [2020-10-16 12:13:41,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:13:41,801 INFO L93 Difference]: Finished difference Result 94682 states and 468006 transitions. [2020-10-16 12:13:41,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 12:13:41,802 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2020-10-16 12:13:41,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:13:42,367 INFO L225 Difference]: With dead ends: 94682 [2020-10-16 12:13:42,367 INFO L226 Difference]: Without dead ends: 94682 [2020-10-16 12:13:42,367 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:13:48,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94682 states. [2020-10-16 12:13:50,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94682 to 87922. [2020-10-16 12:13:50,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87922 states. [2020-10-16 12:13:50,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87922 states to 87922 states and 441343 transitions. [2020-10-16 12:13:50,717 INFO L78 Accepts]: Start accepts. Automaton has 87922 states and 441343 transitions. Word has length 12 [2020-10-16 12:13:50,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:13:50,718 INFO L481 AbstractCegarLoop]: Abstraction has 87922 states and 441343 transitions. [2020-10-16 12:13:50,718 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 12:13:50,718 INFO L276 IsEmpty]: Start isEmpty. Operand 87922 states and 441343 transitions. [2020-10-16 12:13:50,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-16 12:13:50,719 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:13:50,719 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:13:50,719 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-16 12:13:50,719 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:13:50,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:13:50,720 INFO L82 PathProgramCache]: Analyzing trace with hash 1024866007, now seen corresponding path program 1 times [2020-10-16 12:13:50,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:13:50,720 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422172739] [2020-10-16 12:13:50,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:13:50,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:13:50,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:13:50,772 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422172739] [2020-10-16 12:13:50,773 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:13:50,773 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 12:13:50,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728729281] [2020-10-16 12:13:50,773 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 12:13:50,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:13:50,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 12:13:50,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:13:50,775 INFO L87 Difference]: Start difference. First operand 87922 states and 441343 transitions. Second operand 3 states. [2020-10-16 12:13:55,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:13:55,958 INFO L93 Difference]: Finished difference Result 94681 states and 474764 transitions. [2020-10-16 12:13:55,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 12:13:55,959 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2020-10-16 12:13:55,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:13:56,351 INFO L225 Difference]: With dead ends: 94681 [2020-10-16 12:13:56,352 INFO L226 Difference]: Without dead ends: 94681 [2020-10-16 12:13:56,352 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:13:58,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94681 states. [2020-10-16 12:14:00,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94681 to 94681. [2020-10-16 12:14:00,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94681 states. [2020-10-16 12:14:01,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94681 states to 94681 states and 474764 transitions. [2020-10-16 12:14:01,472 INFO L78 Accepts]: Start accepts. Automaton has 94681 states and 474764 transitions. Word has length 12 [2020-10-16 12:14:01,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:14:01,472 INFO L481 AbstractCegarLoop]: Abstraction has 94681 states and 474764 transitions. [2020-10-16 12:14:01,473 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 12:14:01,473 INFO L276 IsEmpty]: Start isEmpty. Operand 94681 states and 474764 transitions. [2020-10-16 12:14:01,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-16 12:14:01,475 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:14:01,475 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:14:01,476 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-16 12:14:01,476 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:14:01,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:14:01,476 INFO L82 PathProgramCache]: Analyzing trace with hash -647515050, now seen corresponding path program 1 times [2020-10-16 12:14:01,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:14:01,477 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938180051] [2020-10-16 12:14:01,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:14:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:14:01,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:14:01,552 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938180051] [2020-10-16 12:14:01,553 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:14:01,553 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 12:14:01,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925419835] [2020-10-16 12:14:01,553 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-16 12:14:01,554 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:14:01,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-16 12:14:01,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-16 12:14:01,554 INFO L87 Difference]: Start difference. First operand 94681 states and 474764 transitions. Second operand 5 states. [2020-10-16 12:14:02,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:14:02,317 INFO L93 Difference]: Finished difference Result 97858 states and 490029 transitions. [2020-10-16 12:14:02,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-16 12:14:02,318 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-16 12:14:02,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:14:02,690 INFO L225 Difference]: With dead ends: 97858 [2020-10-16 12:14:02,690 INFO L226 Difference]: Without dead ends: 97858 [2020-10-16 12:14:02,690 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-16 12:14:05,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97858 states. [2020-10-16 12:14:12,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97858 to 92039. [2020-10-16 12:14:12,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92039 states. [2020-10-16 12:14:12,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92039 states to 92039 states and 461374 transitions. [2020-10-16 12:14:12,984 INFO L78 Accepts]: Start accepts. Automaton has 92039 states and 461374 transitions. Word has length 14 [2020-10-16 12:14:12,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:14:12,985 INFO L481 AbstractCegarLoop]: Abstraction has 92039 states and 461374 transitions. [2020-10-16 12:14:12,985 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-16 12:14:12,985 INFO L276 IsEmpty]: Start isEmpty. Operand 92039 states and 461374 transitions. [2020-10-16 12:14:12,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-16 12:14:12,989 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:14:12,989 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:14:12,990 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-16 12:14:12,990 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:14:12,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:14:12,990 INFO L82 PathProgramCache]: Analyzing trace with hash 603520936, now seen corresponding path program 1 times [2020-10-16 12:14:12,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:14:12,991 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064492201] [2020-10-16 12:14:12,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:14:13,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:14:13,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-16 12:14:13,027 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064492201] [2020-10-16 12:14:13,027 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:14:13,028 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 12:14:13,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790900675] [2020-10-16 12:14:13,029 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 12:14:13,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:14:13,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 12:14:13,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:14:13,029 INFO L87 Difference]: Start difference. First operand 92039 states and 461374 transitions. Second operand 3 states. [2020-10-16 12:14:13,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:14:13,726 INFO L93 Difference]: Finished difference Result 99279 states and 497204 transitions. [2020-10-16 12:14:13,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 12:14:13,727 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2020-10-16 12:14:13,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:14:15,282 INFO L225 Difference]: With dead ends: 99279 [2020-10-16 12:14:15,282 INFO L226 Difference]: Without dead ends: 99279 [2020-10-16 12:14:15,283 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:14:21,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99279 states. [2020-10-16 12:14:23,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99279 to 99279. [2020-10-16 12:14:23,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99279 states. [2020-10-16 12:14:24,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99279 states to 99279 states and 497204 transitions. [2020-10-16 12:14:24,375 INFO L78 Accepts]: Start accepts. Automaton has 99279 states and 497204 transitions. Word has length 15 [2020-10-16 12:14:24,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:14:24,375 INFO L481 AbstractCegarLoop]: Abstraction has 99279 states and 497204 transitions. [2020-10-16 12:14:24,376 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 12:14:24,376 INFO L276 IsEmpty]: Start isEmpty. Operand 99279 states and 497204 transitions. [2020-10-16 12:14:24,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-16 12:14:24,378 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:14:24,378 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:14:24,378 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-16 12:14:24,378 INFO L429 AbstractCegarLoop]: === Iteration 6 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:14:24,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:14:24,379 INFO L82 PathProgramCache]: Analyzing trace with hash 1936790882, now seen corresponding path program 1 times [2020-10-16 12:14:24,379 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:14:24,379 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137986568] [2020-10-16 12:14:24,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:14:24,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:14:24,400 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-16 12:14:24,401 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137986568] [2020-10-16 12:14:24,401 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:14:24,401 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 12:14:24,401 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372819252] [2020-10-16 12:14:24,401 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 12:14:24,402 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:14:24,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 12:14:24,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:14:24,402 INFO L87 Difference]: Start difference. First operand 99279 states and 497204 transitions. Second operand 3 states. [2020-10-16 12:14:26,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:14:26,562 INFO L93 Difference]: Finished difference Result 125619 states and 618270 transitions. [2020-10-16 12:14:26,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 12:14:26,563 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2020-10-16 12:14:26,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:14:27,038 INFO L225 Difference]: With dead ends: 125619 [2020-10-16 12:14:27,038 INFO L226 Difference]: Without dead ends: 125619 [2020-10-16 12:14:27,039 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:14:34,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125619 states. [2020-10-16 12:14:36,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125619 to 116839. [2020-10-16 12:14:36,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116839 states. [2020-10-16 12:14:38,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116839 states to 116839 states and 583768 transitions. [2020-10-16 12:14:38,384 INFO L78 Accepts]: Start accepts. Automaton has 116839 states and 583768 transitions. Word has length 15 [2020-10-16 12:14:38,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:14:38,384 INFO L481 AbstractCegarLoop]: Abstraction has 116839 states and 583768 transitions. [2020-10-16 12:14:38,384 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 12:14:38,384 INFO L276 IsEmpty]: Start isEmpty. Operand 116839 states and 583768 transitions. [2020-10-16 12:14:38,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-16 12:14:38,388 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:14:38,388 INFO L422 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1] [2020-10-16 12:14:38,389 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-16 12:14:38,389 INFO L429 AbstractCegarLoop]: === Iteration 7 === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thrErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:14:38,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:14:38,389 INFO L82 PathProgramCache]: Analyzing trace with hash -513167466, now seen corresponding path program 1 times [2020-10-16 12:14:38,389 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:14:38,390 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098713985] [2020-10-16 12:14:38,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:14:38,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 12:14:38,399 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 12:14:38,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 12:14:38,406 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 12:14:38,412 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 12:14:38,412 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 12:14:38,413 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-16 12:14:38,413 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-16 12:14:38,413 WARN L371 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-16 12:14:38,414 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2020-10-16 12:14:38,423 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,424 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,424 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,424 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,424 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,424 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,425 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,425 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,425 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,425 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,425 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,425 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,425 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,426 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,426 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,426 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,426 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,426 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,426 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,426 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,426 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,427 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,427 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,427 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,427 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,427 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,427 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,427 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,428 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,428 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,428 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,428 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,428 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,428 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,428 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,429 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,429 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,429 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,429 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,429 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,429 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,429 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,430 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,430 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,430 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,430 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,430 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,430 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,431 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,431 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,431 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,431 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,431 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,431 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,431 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,431 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,432 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,432 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,432 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,432 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,432 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,432 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,433 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,433 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,433 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,433 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,433 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,433 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,433 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,434 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,434 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,434 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,434 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,434 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,434 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,434 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,435 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,435 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,435 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,435 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,435 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,435 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,435 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,436 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,436 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,436 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,436 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,436 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,436 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,436 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,437 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,437 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,437 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,437 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,437 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,437 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,437 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,438 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,438 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,438 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,438 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,438 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,438 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,439 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,439 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,439 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,439 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,439 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,439 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,439 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,440 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,440 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,440 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,440 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,440 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,440 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,441 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,441 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,441 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,441 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,441 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,441 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,441 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,442 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,442 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,442 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,442 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,442 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,442 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,442 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,443 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,443 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,443 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,443 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,443 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,443 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,443 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,444 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,444 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,444 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,444 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,444 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,444 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,445 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,445 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,445 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,445 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,445 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,445 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,445 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,446 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,446 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,446 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,446 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,446 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,446 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,447 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,447 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,447 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,447 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,447 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,447 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,447 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,448 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,448 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,448 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,448 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,448 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,448 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,448 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,449 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,449 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,449 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,449 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,449 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,449 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,450 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,450 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,450 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,450 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,450 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,450 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,451 WARN L313 ript$VariableManager]: TermVariabe thrThread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,451 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,451 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,451 WARN L313 ript$VariableManager]: TermVariabe |thrThread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,458 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,458 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,459 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,459 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,459 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,459 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,459 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,459 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,459 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,459 WARN L313 ript$VariableManager]: TermVariabe thrThread2of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,460 WARN L313 ript$VariableManager]: TermVariabe |thrThread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,464 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,465 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,465 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,465 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,465 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,465 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,465 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,465 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,466 WARN L313 ript$VariableManager]: TermVariabe thrThread3of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,466 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,466 WARN L313 ript$VariableManager]: TermVariabe |thrThread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,469 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,470 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,470 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,470 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,470 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,470 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,470 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,471 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,471 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,471 WARN L313 ript$VariableManager]: TermVariabe |thrThread4of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,471 WARN L313 ript$VariableManager]: TermVariabe thrThread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,475 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,476 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,476 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,476 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,476 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,476 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,477 WARN L313 ript$VariableManager]: TermVariabe |thrThread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,477 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,477 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,477 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,477 WARN L313 ript$VariableManager]: TermVariabe thrThread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:14:38,478 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 12:14:38,479 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-16 12:14:38,479 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 12:14:38,479 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 12:14:38,479 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-16 12:14:38,479 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 12:14:38,479 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 12:14:38,480 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 12:14:38,480 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 12:14:38,480 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 12:14:38,482 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-16 12:14:38,482 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 176 places, 187 transitions, 419 flow [2020-10-16 12:14:38,482 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 176 places, 187 transitions, 419 flow [2020-10-16 12:14:38,482 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 176 places, 187 transitions, 419 flow [2020-10-16 12:14:38,528 INFO L129 PetriNetUnfolder]: 27/236 cut-off events. [2020-10-16 12:14:38,528 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-10-16 12:14:38,533 INFO L80 FinitePrefix]: Finished finitePrefix Result has 267 conditions, 236 events. 27/236 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 813 event pairs, 0 based on Foata normal form. 0/198 useless extension candidates. Maximal degree in co-relation 209. Up to 12 conditions per place. [2020-10-16 12:14:38,557 INFO L117 LiptonReduction]: Number of co-enabled transitions 20590 [2020-10-16 12:14:40,835 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-10-16 12:14:40,935 INFO L132 LiptonReduction]: Checked pairs total: 64709 [2020-10-16 12:14:40,935 INFO L134 LiptonReduction]: Total number of compositions: 159 [2020-10-16 12:14:40,935 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 71 places, 70 transitions, 185 flow Received shutdown request... [2020-10-16 12:16:47,227 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-16 12:16:47,230 WARN L235 ceAbstractionStarter]: Timeout [2020-10-16 12:16:47,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 12:16:47 BasicIcfg [2020-10-16 12:16:47,230 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-16 12:16:47,232 INFO L168 Benchmark]: Toolchain (without parser) took 228362.44 ms. Allocated memory was 140.5 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 101.3 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.3 GB. Max. memory is 7.1 GB. [2020-10-16 12:16:47,233 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-16 12:16:47,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 974.07 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 101.1 MB in the beginning and 135.3 MB in the end (delta: -34.2 MB). Peak memory consumption was 34.5 MB. Max. memory is 7.1 GB. [2020-10-16 12:16:47,235 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.52 ms. Allocated memory is still 203.9 MB. Free memory was 135.3 MB in the beginning and 132.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-16 12:16:47,235 INFO L168 Benchmark]: Boogie Preprocessor took 36.18 ms. Allocated memory is still 203.9 MB. Free memory was 132.7 MB in the beginning and 131.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2020-10-16 12:16:47,236 INFO L168 Benchmark]: RCFGBuilder took 532.27 ms. Allocated memory is still 203.9 MB. Free memory was 131.4 MB in the beginning and 103.0 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. [2020-10-16 12:16:47,237 INFO L168 Benchmark]: TraceAbstraction took 226752.87 ms. Allocated memory was 203.9 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 103.0 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.2 GB. Max. memory is 7.1 GB. [2020-10-16 12:16:47,241 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 974.07 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 101.1 MB in the beginning and 135.3 MB in the end (delta: -34.2 MB). Peak memory consumption was 34.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 59.52 ms. Allocated memory is still 203.9 MB. Free memory was 135.3 MB in the beginning and 132.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.18 ms. Allocated memory is still 203.9 MB. Free memory was 132.7 MB in the beginning and 131.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 532.27 ms. Allocated memory is still 203.9 MB. Free memory was 131.4 MB in the beginning and 103.0 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 226752.87 ms. Allocated memory was 203.9 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 103.0 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 329 VarBasedMoverChecksPositive, 9 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 19 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.0s, 64 PlacesBefore, 14 PlacesAfterwards, 67 TransitionsBefore, 12 TransitionsAfterwards, 638 CoEnabledTransitionPairs, 6 FixpointIterations, 24 TrivialSequentialCompositions, 31 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 7 ConcurrentYvCompositions, 5 ChoiceCompositions, 69 TotalNumberOfCompositions, 794 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1527 VarBasedMoverChecksPositive, 33 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 154 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.7s, 92 PlacesBefore, 32 PlacesAfterwards, 97 TransitionsBefore, 31 TransitionsAfterwards, 3016 CoEnabledTransitionPairs, 6 FixpointIterations, 25 TrivialSequentialCompositions, 37 ConcurrentSequentialCompositions, 3 TrivialYvCompositions, 12 ConcurrentYvCompositions, 6 ChoiceCompositions, 83 TotalNumberOfCompositions, 8801 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 3574 VarBasedMoverChecksPositive, 61 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 337 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.2s, 120 PlacesBefore, 45 PlacesAfterwards, 127 TransitionsBefore, 44 TransitionsAfterwards, 7134 CoEnabledTransitionPairs, 7 FixpointIterations, 28 TrivialSequentialCompositions, 59 ConcurrentSequentialCompositions, 3 TrivialYvCompositions, 15 ConcurrentYvCompositions, 8 ChoiceCompositions, 113 TotalNumberOfCompositions, 23168 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 6958 VarBasedMoverChecksPositive, 90 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 770 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.4s, 148 PlacesBefore, 58 PlacesAfterwards, 157 TransitionsBefore, 58 TransitionsAfterwards, 12992 CoEnabledTransitionPairs, 6 FixpointIterations, 27 TrivialSequentialCompositions, 77 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 21 ConcurrentYvCompositions, 9 ChoiceCompositions, 136 TotalNumberOfCompositions, 40210 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 10212 VarBasedMoverChecksPositive, 87 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 583 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.4s, 176 PlacesBefore, 71 PlacesAfterwards, 187 TransitionsBefore, 70 TransitionsAfterwards, 20590 CoEnabledTransitionPairs, 6 FixpointIterations, 24 TrivialSequentialCompositions, 96 ConcurrentSequentialCompositions, 3 TrivialYvCompositions, 24 ConcurrentYvCompositions, 12 ChoiceCompositions, 159 TotalNumberOfCompositions, 64709 MoverChecksTotal - TimeoutResultAtElement [Line: 987]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 987). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 71 places, 70 transitions, 185 flow. Already constructed 284354 states. Currently 69541 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 5 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 226.4s, OverallIterations: 14, TraceHistogramMax: 5, AutomataDifference: 15.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 154.6s, HoareTripleCheckerStatistics: 771 SDtfs, 416 SDslu, 339 SDs, 0 SdLazy, 222 SolverSat, 17 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 27 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=116839occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 55.5s AutomataMinimizationTime, 10 MinimizatonAttempts, 28307 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 161 NumberOfCodeBlocks, 161 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 3431 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 14/14 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown