/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/pthread-ext/46_monabsex2_vs-b.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 23:40:17,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 23:40:17,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 23:40:17,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-10 23:40:17,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 23:40:17,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 23:40:17,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 23:40:17,464 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-02-10 23:40:17,489 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 23:40:17,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 23:40:17,490 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 23:40:17,490 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 23:40:17,491 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 23:40:17,491 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 23:40:17,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 23:40:17,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 23:40:17,492 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 23:40:17,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 23:40:17,492 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 23:40:17,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 23:40:17,493 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 23:40:17,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 23:40:17,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 23:40:17,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 23:40:17,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 23:40:17,493 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 23:40:17,493 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 23:40:17,493 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 23:40:17,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 23:40:17,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 23:40:17,494 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 23:40:17,494 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 23:40:17,495 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 23:40:17,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:40:17,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 23:40:17,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 23:40:17,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 23:40:17,496 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 23:40:17,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 23:40:17,496 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 23:40:17,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 23:40:17,496 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-10 23:40:17,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 23:40:17,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 23:40:17,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 23:40:17,737 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 23:40:17,737 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 23:40:17,738 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/46_monabsex2_vs-b.i [2022-02-10 23:40:17,792 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fb47c5e7/d965bd4e75904f21aadcfa615129201d/FLAG4f4888797 [2022-02-10 23:40:18,228 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 23:40:18,228 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/46_monabsex2_vs-b.i [2022-02-10 23:40:18,240 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fb47c5e7/d965bd4e75904f21aadcfa615129201d/FLAG4f4888797 [2022-02-10 23:40:18,257 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fb47c5e7/d965bd4e75904f21aadcfa615129201d [2022-02-10 23:40:18,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 23:40:18,260 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 23:40:18,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 23:40:18,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 23:40:18,266 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 23:40:18,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 11:40:18" (1/1) ... [2022-02-10 23:40:18,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55eb21d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:40:18, skipping insertion in model container [2022-02-10 23:40:18,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 11:40:18" (1/1) ... [2022-02-10 23:40:18,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 23:40:18,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 23:40:18,533 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/46_monabsex2_vs-b.i[29939,29952] [2022-02-10 23:40:18,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 23:40:18,543 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 23:40:18,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/46_monabsex2_vs-b.i[29939,29952] [2022-02-10 23:40:18,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 23:40:18,598 INFO L208 MainTranslator]: Completed translation [2022-02-10 23:40:18,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:40:18 WrapperNode [2022-02-10 23:40:18,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 23:40:18,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 23:40:18,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 23:40:18,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 23:40:18,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:40:18" (1/1) ... [2022-02-10 23:40:18,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:40:18" (1/1) ... [2022-02-10 23:40:18,635 INFO L137 Inliner]: procedures = 166, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 24 [2022-02-10 23:40:18,635 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 23:40:18,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 23:40:18,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 23:40:18,636 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 23:40:18,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:40:18" (1/1) ... [2022-02-10 23:40:18,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:40:18" (1/1) ... [2022-02-10 23:40:18,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:40:18" (1/1) ... [2022-02-10 23:40:18,656 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:40:18" (1/1) ... [2022-02-10 23:40:18,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:40:18" (1/1) ... [2022-02-10 23:40:18,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:40:18" (1/1) ... [2022-02-10 23:40:18,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:40:18" (1/1) ... [2022-02-10 23:40:18,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 23:40:18,672 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 23:40:18,672 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 23:40:18,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 23:40:18,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:40:18" (1/1) ... [2022-02-10 23:40:18,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:40:18,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 23:40:18,708 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-10 23:40:18,723 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-10 23:40:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-02-10 23:40:18,755 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-02-10 23:40:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 23:40:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 23:40:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 23:40:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 23:40:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 23:40:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 23:40:18,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 23:40:18,757 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 23:40:18,903 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 23:40:18,904 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 23:40:19,045 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 23:40:19,050 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 23:40:19,050 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-02-10 23:40:19,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:40:19 BoogieIcfgContainer [2022-02-10 23:40:19,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 23:40:19,052 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 23:40:19,053 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 23:40:19,056 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 23:40:19,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 11:40:18" (1/3) ... [2022-02-10 23:40:19,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4582d789 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:40:19, skipping insertion in model container [2022-02-10 23:40:19,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:40:18" (2/3) ... [2022-02-10 23:40:19,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4582d789 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:40:19, skipping insertion in model container [2022-02-10 23:40:19,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:40:19" (3/3) ... [2022-02-10 23:40:19,058 INFO L112 eAbstractionObserver]: Analyzing ICFG 46_monabsex2_vs-b.i [2022-02-10 23:40:19,062 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 23:40:19,062 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 23:40:19,062 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2022-02-10 23:40:19,062 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 23:40:19,097 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,097 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,098 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,098 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,100 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,100 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,100 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,100 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,102 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,103 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,103 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,103 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,103 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,103 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,104 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,104 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,104 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,104 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,105 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,106 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,106 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,106 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,106 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,106 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,107 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,107 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,108 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,108 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,108 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,109 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,109 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,109 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,109 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,109 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,110 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,110 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,110 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,110 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,110 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,110 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,111 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,111 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,111 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,111 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,111 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,111 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,111 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,112 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,121 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,121 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,121 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,121 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,122 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,122 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,122 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,124 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-10 23:40:19,162 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 23:40:19,167 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-10 23:40:19,167 INFO L340 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2022-02-10 23:40:19,180 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 64 places, 64 transitions, 133 flow [2022-02-10 23:40:19,228 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 458 states, 447 states have (on average 2.0268456375838926) internal successors, (906), 457 states have internal predecessors, (906), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:19,232 INFO L276 IsEmpty]: Start isEmpty. Operand has 458 states, 447 states have (on average 2.0268456375838926) internal successors, (906), 457 states have internal predecessors, (906), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:19,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-02-10 23:40:19,237 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:19,238 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:19,238 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 7 more)] === [2022-02-10 23:40:19,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:19,242 INFO L85 PathProgramCache]: Analyzing trace with hash 341928378, now seen corresponding path program 1 times [2022-02-10 23:40:19,250 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:19,250 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227692559] [2022-02-10 23:40:19,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:19,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:19,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:19,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:19,446 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:19,446 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227692559] [2022-02-10 23:40:19,446 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227692559] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:19,447 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:19,447 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:40:19,448 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567174170] [2022-02-10 23:40:19,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:19,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:40:19,452 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:19,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:40:19,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:40:19,492 INFO L87 Difference]: Start difference. First operand has 458 states, 447 states have (on average 2.0268456375838926) internal successors, (906), 457 states have internal predecessors, (906), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:19,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:19,530 INFO L93 Difference]: Finished difference Result 268 states and 485 transitions. [2022-02-10 23:40:19,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:40:19,533 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-02-10 23:40:19,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:19,543 INFO L225 Difference]: With dead ends: 268 [2022-02-10 23:40:19,543 INFO L226 Difference]: Without dead ends: 268 [2022-02-10 23:40:19,545 INFO L933 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 [2022-02-10 23:40:19,547 INFO L934 BasicCegarLoop]: 59 mSDtfsCounter, 30 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:19,548 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [30 Valid, 85 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:40:19,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2022-02-10 23:40:19,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 268. [2022-02-10 23:40:19,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 268 states, 262 states have (on average 1.8511450381679388) internal successors, (485), 267 states have internal predecessors, (485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:19,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 485 transitions. [2022-02-10 23:40:19,592 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 485 transitions. Word has length 23 [2022-02-10 23:40:19,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:19,592 INFO L470 AbstractCegarLoop]: Abstraction has 268 states and 485 transitions. [2022-02-10 23:40:19,592 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:19,592 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 485 transitions. [2022-02-10 23:40:19,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-02-10 23:40:19,593 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:19,593 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:19,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 23:40:19,594 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 7 more)] === [2022-02-10 23:40:19,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:19,595 INFO L85 PathProgramCache]: Analyzing trace with hash -837381664, now seen corresponding path program 1 times [2022-02-10 23:40:19,595 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:19,595 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577975247] [2022-02-10 23:40:19,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:19,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:19,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:19,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:19,643 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:19,643 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577975247] [2022-02-10 23:40:19,643 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577975247] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:19,644 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:19,644 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:40:19,644 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321850758] [2022-02-10 23:40:19,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:19,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:40:19,645 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:19,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:40:19,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:40:19,646 INFO L87 Difference]: Start difference. First operand 268 states and 485 transitions. Second operand has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:19,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:19,667 INFO L93 Difference]: Finished difference Result 292 states and 530 transitions. [2022-02-10 23:40:19,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:40:19,668 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2022-02-10 23:40:19,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:19,670 INFO L225 Difference]: With dead ends: 292 [2022-02-10 23:40:19,670 INFO L226 Difference]: Without dead ends: 292 [2022-02-10 23:40:19,670 INFO L933 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 [2022-02-10 23:40:19,671 INFO L934 BasicCegarLoop]: 61 mSDtfsCounter, 16 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:19,672 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 102 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:40:19,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2022-02-10 23:40:19,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 252. [2022-02-10 23:40:19,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 252 states, 248 states have (on average 1.8346774193548387) internal successors, (455), 251 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:19,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 455 transitions. [2022-02-10 23:40:19,694 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 455 transitions. Word has length 27 [2022-02-10 23:40:19,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:19,695 INFO L470 AbstractCegarLoop]: Abstraction has 252 states and 455 transitions. [2022-02-10 23:40:19,695 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:19,695 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 455 transitions. [2022-02-10 23:40:19,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-02-10 23:40:19,696 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:19,696 INFO L515 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:19,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 23:40:19,697 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 7 more)] === [2022-02-10 23:40:19,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:19,697 INFO L85 PathProgramCache]: Analyzing trace with hash -763135107, now seen corresponding path program 1 times [2022-02-10 23:40:19,697 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:19,698 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395722100] [2022-02-10 23:40:19,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:19,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:19,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 23:40:19,719 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-10 23:40:19,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 23:40:19,746 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-10 23:40:19,746 INFO L629 BasicCegarLoop]: Counterexample is feasible [2022-02-10 23:40:19,747 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (10 of 11 remaining) [2022-02-10 23:40:19,749 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (9 of 11 remaining) [2022-02-10 23:40:19,749 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (8 of 11 remaining) [2022-02-10 23:40:19,749 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (7 of 11 remaining) [2022-02-10 23:40:19,749 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (6 of 11 remaining) [2022-02-10 23:40:19,750 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (5 of 11 remaining) [2022-02-10 23:40:19,750 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (4 of 11 remaining) [2022-02-10 23:40:19,750 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (3 of 11 remaining) [2022-02-10 23:40:19,750 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (2 of 11 remaining) [2022-02-10 23:40:19,750 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (1 of 11 remaining) [2022-02-10 23:40:19,750 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (0 of 11 remaining) [2022-02-10 23:40:19,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 23:40:19,753 INFO L733 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-02-10 23:40:19,754 WARN L239 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-02-10 23:40:19,754 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-02-10 23:40:19,763 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,764 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,764 WARN L322 ript$VariableManager]: TermVariable thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,764 WARN L322 ript$VariableManager]: TermVariable thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,764 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,764 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,764 WARN L322 ript$VariableManager]: TermVariable thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,764 WARN L322 ript$VariableManager]: TermVariable thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,765 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,765 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,765 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,765 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,766 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,766 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,766 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,766 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,766 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,766 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,766 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,767 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,767 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,767 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,767 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,767 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,768 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,768 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,768 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,768 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,768 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,768 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,769 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,769 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,769 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,769 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,769 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,769 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,770 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,770 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,770 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,770 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,770 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,770 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,770 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,771 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,771 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,771 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,771 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,771 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,772 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,772 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,772 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,772 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,772 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,772 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,773 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,773 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,773 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,773 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,774 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,774 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,774 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,774 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,774 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,774 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,775 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,775 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,775 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,775 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,775 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,775 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,776 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,776 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,776 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,777 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,777 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,777 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,777 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,777 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,777 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,777 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,778 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,778 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,778 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,778 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,778 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,778 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,779 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,779 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,779 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,779 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,779 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,779 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,780 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,780 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,780 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,780 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,780 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,781 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,781 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,781 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,781 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,781 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,781 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,782 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,782 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,782 WARN L322 ript$VariableManager]: TermVariable thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,782 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,782 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,783 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,783 WARN L322 ript$VariableManager]: TermVariable thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:19,783 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-10 23:40:19,785 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 23:40:19,786 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-10 23:40:19,787 INFO L340 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2022-02-10 23:40:19,788 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 99 places, 99 transitions, 210 flow [2022-02-10 23:40:20,269 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 15575 states, 15499 states have (on average 3.0472933737660495) internal successors, (47230), 15574 states have internal predecessors, (47230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:20,323 INFO L276 IsEmpty]: Start isEmpty. Operand has 15575 states, 15499 states have (on average 3.0472933737660495) internal successors, (47230), 15574 states have internal predecessors, (47230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:20,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-02-10 23:40:20,325 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:20,325 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:20,326 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-10 23:40:20,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:20,327 INFO L85 PathProgramCache]: Analyzing trace with hash 980846205, now seen corresponding path program 1 times [2022-02-10 23:40:20,327 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:20,327 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031152542] [2022-02-10 23:40:20,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:20,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:20,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:20,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:20,393 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:20,393 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031152542] [2022-02-10 23:40:20,393 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031152542] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:20,394 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:20,394 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:40:20,394 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272692300] [2022-02-10 23:40:20,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:20,394 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:40:20,394 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:20,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:40:20,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:40:20,431 INFO L87 Difference]: Start difference. First operand has 15575 states, 15499 states have (on average 3.0472933737660495) internal successors, (47230), 15574 states have internal predecessors, (47230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:20,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:20,635 INFO L93 Difference]: Finished difference Result 10229 states and 28893 transitions. [2022-02-10 23:40:20,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:40:20,636 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-02-10 23:40:20,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:20,707 INFO L225 Difference]: With dead ends: 10229 [2022-02-10 23:40:20,708 INFO L226 Difference]: Without dead ends: 10229 [2022-02-10 23:40:20,712 INFO L933 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 [2022-02-10 23:40:20,719 INFO L934 BasicCegarLoop]: 101 mSDtfsCounter, 66 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 175 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:20,720 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [66 Valid, 175 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:40:20,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10229 states. [2022-02-10 23:40:21,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10229 to 8117. [2022-02-10 23:40:21,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8117 states, 8077 states have (on average 2.8571251702364737) internal successors, (23077), 8116 states have internal predecessors, (23077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:21,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8117 states to 8117 states and 23077 transitions. [2022-02-10 23:40:21,120 INFO L78 Accepts]: Start accepts. Automaton has 8117 states and 23077 transitions. Word has length 23 [2022-02-10 23:40:21,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:21,121 INFO L470 AbstractCegarLoop]: Abstraction has 8117 states and 23077 transitions. [2022-02-10 23:40:21,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:21,122 INFO L276 IsEmpty]: Start isEmpty. Operand 8117 states and 23077 transitions. [2022-02-10 23:40:21,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-02-10 23:40:21,123 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:21,123 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:21,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 23:40:21,124 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-10 23:40:21,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:21,127 INFO L85 PathProgramCache]: Analyzing trace with hash 2000162403, now seen corresponding path program 1 times [2022-02-10 23:40:21,128 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:21,128 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142298705] [2022-02-10 23:40:21,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:21,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:21,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:21,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:21,198 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:21,198 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142298705] [2022-02-10 23:40:21,199 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142298705] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:21,199 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:21,199 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:40:21,199 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727986215] [2022-02-10 23:40:21,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:21,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:40:21,200 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:21,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:40:21,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:40:21,201 INFO L87 Difference]: Start difference. First operand 8117 states and 23077 transitions. Second operand has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:21,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:21,321 INFO L93 Difference]: Finished difference Result 10354 states and 29362 transitions. [2022-02-10 23:40:21,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:40:21,322 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2022-02-10 23:40:21,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:21,375 INFO L225 Difference]: With dead ends: 10354 [2022-02-10 23:40:21,375 INFO L226 Difference]: Without dead ends: 10354 [2022-02-10 23:40:21,376 INFO L933 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 [2022-02-10 23:40:21,380 INFO L934 BasicCegarLoop]: 131 mSDtfsCounter, 60 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:21,381 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [60 Valid, 199 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:40:21,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10354 states. [2022-02-10 23:40:21,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10354 to 7911. [2022-02-10 23:40:21,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7911 states, 7879 states have (on average 2.8471887295342047) internal successors, (22433), 7910 states have internal predecessors, (22433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:21,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7911 states to 7911 states and 22433 transitions. [2022-02-10 23:40:21,731 INFO L78 Accepts]: Start accepts. Automaton has 7911 states and 22433 transitions. Word has length 27 [2022-02-10 23:40:21,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:21,731 INFO L470 AbstractCegarLoop]: Abstraction has 7911 states and 22433 transitions. [2022-02-10 23:40:21,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:21,732 INFO L276 IsEmpty]: Start isEmpty. Operand 7911 states and 22433 transitions. [2022-02-10 23:40:21,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-02-10 23:40:21,734 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:21,734 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:21,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-10 23:40:21,734 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-10 23:40:21,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:21,735 INFO L85 PathProgramCache]: Analyzing trace with hash 253180552, now seen corresponding path program 1 times [2022-02-10 23:40:21,735 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:21,735 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023783223] [2022-02-10 23:40:21,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:21,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:21,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:21,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:21,765 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:21,765 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023783223] [2022-02-10 23:40:21,765 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023783223] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:21,765 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:21,765 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:40:21,765 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780216384] [2022-02-10 23:40:21,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:21,766 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:40:21,766 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:21,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:40:21,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:40:21,766 INFO L87 Difference]: Start difference. First operand 7911 states and 22433 transitions. Second operand has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:21,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:21,858 INFO L93 Difference]: Finished difference Result 8176 states and 23177 transitions. [2022-02-10 23:40:21,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:40:21,858 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2022-02-10 23:40:21,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:21,955 INFO L225 Difference]: With dead ends: 8176 [2022-02-10 23:40:21,955 INFO L226 Difference]: Without dead ends: 8176 [2022-02-10 23:40:21,956 INFO L933 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 [2022-02-10 23:40:21,956 INFO L934 BasicCegarLoop]: 115 mSDtfsCounter, 37 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:21,957 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [37 Valid, 181 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:40:21,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8176 states. [2022-02-10 23:40:22,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8176 to 7992. [2022-02-10 23:40:22,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7992 states, 7962 states have (on average 2.8455162019593065) internal successors, (22656), 7991 states have internal predecessors, (22656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:22,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7992 states to 7992 states and 22656 transitions. [2022-02-10 23:40:22,283 INFO L78 Accepts]: Start accepts. Automaton has 7992 states and 22656 transitions. Word has length 33 [2022-02-10 23:40:22,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:22,285 INFO L470 AbstractCegarLoop]: Abstraction has 7992 states and 22656 transitions. [2022-02-10 23:40:22,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:22,285 INFO L276 IsEmpty]: Start isEmpty. Operand 7992 states and 22656 transitions. [2022-02-10 23:40:22,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-02-10 23:40:22,288 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:22,288 INFO L515 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:22,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-10 23:40:22,288 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-10 23:40:22,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:22,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1844260839, now seen corresponding path program 1 times [2022-02-10 23:40:22,289 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:22,289 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705330529] [2022-02-10 23:40:22,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:22,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 23:40:22,328 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-10 23:40:22,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 23:40:22,342 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-10 23:40:22,343 INFO L629 BasicCegarLoop]: Counterexample is feasible [2022-02-10 23:40:22,343 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (15 of 16 remaining) [2022-02-10 23:40:22,343 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (14 of 16 remaining) [2022-02-10 23:40:22,343 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (13 of 16 remaining) [2022-02-10 23:40:22,343 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (12 of 16 remaining) [2022-02-10 23:40:22,343 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (11 of 16 remaining) [2022-02-10 23:40:22,344 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (10 of 16 remaining) [2022-02-10 23:40:22,344 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (9 of 16 remaining) [2022-02-10 23:40:22,344 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (8 of 16 remaining) [2022-02-10 23:40:22,344 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (7 of 16 remaining) [2022-02-10 23:40:22,344 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (6 of 16 remaining) [2022-02-10 23:40:22,344 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (5 of 16 remaining) [2022-02-10 23:40:22,344 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (4 of 16 remaining) [2022-02-10 23:40:22,344 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (3 of 16 remaining) [2022-02-10 23:40:22,345 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (2 of 16 remaining) [2022-02-10 23:40:22,345 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (1 of 16 remaining) [2022-02-10 23:40:22,345 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (0 of 16 remaining) [2022-02-10 23:40:22,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-10 23:40:22,345 INFO L733 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-02-10 23:40:22,345 WARN L239 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2022-02-10 23:40:22,346 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2022-02-10 23:40:22,383 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,383 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,383 WARN L322 ript$VariableManager]: TermVariable thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,383 WARN L322 ript$VariableManager]: TermVariable thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,383 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,384 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,384 WARN L322 ript$VariableManager]: TermVariable thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,384 WARN L322 ript$VariableManager]: TermVariable thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,384 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,384 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,384 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,385 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,385 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,385 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,385 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,385 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,385 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,385 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,385 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,386 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,386 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,386 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,386 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,386 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,386 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,387 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,387 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,387 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,387 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,387 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,387 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,387 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,388 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,388 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,388 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,388 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,388 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,388 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,388 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,388 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,388 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,389 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,389 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,389 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,389 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,389 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,389 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,389 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,390 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,390 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,390 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,390 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,390 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,390 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,390 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,390 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,391 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,391 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,391 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,391 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,391 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,391 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,392 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,392 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,392 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,392 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,392 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,392 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,392 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,393 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,393 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,393 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,393 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,393 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,393 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,394 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,394 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,394 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,394 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,394 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,394 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,394 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,395 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,395 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,395 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,400 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,400 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,401 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,401 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,401 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,401 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,401 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,401 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,402 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,402 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,402 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,403 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,403 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,403 WARN L322 ript$VariableManager]: TermVariable thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,403 WARN L322 ript$VariableManager]: TermVariable thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,403 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,403 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,403 WARN L322 ript$VariableManager]: TermVariable thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,403 WARN L322 ript$VariableManager]: TermVariable thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,403 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,404 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,404 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,404 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,404 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,405 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,405 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,405 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,405 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,405 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,405 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,405 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,406 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,406 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,406 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,406 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,407 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,411 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,411 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,411 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,411 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,412 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,412 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,412 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,412 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,412 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,412 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,413 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,413 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,413 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,413 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,413 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,413 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,413 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,413 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,413 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,414 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,414 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,414 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,414 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,417 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,418 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,418 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,418 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,418 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,418 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,418 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,418 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,419 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,419 WARN L322 ript$VariableManager]: TermVariable thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,419 WARN L322 ript$VariableManager]: TermVariable thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,419 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,419 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,419 WARN L322 ript$VariableManager]: TermVariable |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,419 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,420 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,420 WARN L322 ript$VariableManager]: TermVariable thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,420 WARN L322 ript$VariableManager]: TermVariable thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,420 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,420 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,420 WARN L322 ript$VariableManager]: TermVariable |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:40:22,421 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-10 23:40:22,422 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 23:40:22,423 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-10 23:40:22,423 INFO L340 AbstractCegarLoop]: Starting to check reachability of 21 error locations. [2022-02-10 23:40:22,431 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 134 places, 134 transitions, 289 flow [2022-02-10 23:40:36,537 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 517220 states, 516749 states have (on average 4.066957072002075) internal successors, (2101596), 517219 states have internal predecessors, (2101596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:37,427 INFO L276 IsEmpty]: Start isEmpty. Operand has 517220 states, 516749 states have (on average 4.066957072002075) internal successors, (2101596), 517219 states have internal predecessors, (2101596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:37,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-02-10 23:40:37,428 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:37,428 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:37,429 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 17 more)] === [2022-02-10 23:40:37,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:37,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1321755807, now seen corresponding path program 1 times [2022-02-10 23:40:37,429 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:37,429 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846907959] [2022-02-10 23:40:37,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:37,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:37,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:37,460 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:37,460 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846907959] [2022-02-10 23:40:37,460 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846907959] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:37,460 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:37,460 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:40:37,460 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054225104] [2022-02-10 23:40:37,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:37,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:40:37,461 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:37,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:40:37,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:40:38,320 INFO L87 Difference]: Start difference. First operand has 517220 states, 516749 states have (on average 4.066957072002075) internal successors, (2101596), 517219 states have internal predecessors, (2101596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:45,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:45,032 INFO L93 Difference]: Finished difference Result 371436 states and 1408820 transitions. [2022-02-10 23:40:45,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:40:45,032 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-02-10 23:40:45,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:49,556 INFO L225 Difference]: With dead ends: 371436 [2022-02-10 23:40:49,556 INFO L226 Difference]: Without dead ends: 371436 [2022-02-10 23:40:49,557 INFO L933 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 [2022-02-10 23:40:49,557 INFO L934 BasicCegarLoop]: 137 mSDtfsCounter, 96 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:49,557 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [96 Valid, 237 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:40:50,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371436 states. [2022-02-10 23:41:02,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371436 to 261876. [2022-02-10 23:41:03,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261876 states, 261594 states have (on average 3.8437731752257314) internal successors, (1005508), 261875 states have internal predecessors, (1005508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:06,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261876 states to 261876 states and 1005508 transitions. [2022-02-10 23:41:06,083 INFO L78 Accepts]: Start accepts. Automaton has 261876 states and 1005508 transitions. Word has length 23 [2022-02-10 23:41:06,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:06,083 INFO L470 AbstractCegarLoop]: Abstraction has 261876 states and 1005508 transitions. [2022-02-10 23:41:06,083 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:06,083 INFO L276 IsEmpty]: Start isEmpty. Operand 261876 states and 1005508 transitions. [2022-02-10 23:41:06,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-02-10 23:41:06,084 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:06,084 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:06,084 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-10 23:41:06,084 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 17 more)] === [2022-02-10 23:41:06,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:06,085 INFO L85 PathProgramCache]: Analyzing trace with hash -870645049, now seen corresponding path program 1 times [2022-02-10 23:41:06,085 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:06,085 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146721781] [2022-02-10 23:41:06,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:06,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:06,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:06,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:06,110 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:06,110 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146721781] [2022-02-10 23:41:06,110 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146721781] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:06,111 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:06,111 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:41:06,111 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239561166] [2022-02-10 23:41:06,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:06,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:41:06,111 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:06,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:41:06,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:41:06,112 INFO L87 Difference]: Start difference. First operand 261876 states and 1005508 transitions. Second operand has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:12,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:12,948 INFO L93 Difference]: Finished difference Result 387076 states and 1468266 transitions. [2022-02-10 23:41:12,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:41:12,949 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2022-02-10 23:41:12,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:18,962 INFO L225 Difference]: With dead ends: 387076 [2022-02-10 23:41:18,963 INFO L226 Difference]: Without dead ends: 387076 [2022-02-10 23:41:18,963 INFO L933 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 [2022-02-10 23:41:18,966 INFO L934 BasicCegarLoop]: 185 mSDtfsCounter, 90 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 276 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:18,966 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 276 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:41:20,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387076 states. [2022-02-10 23:41:34,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387076 to 274926. [2022-02-10 23:41:36,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 274926 states, 274670 states have (on average 3.823650198419922) internal successors, (1050242), 274925 states have internal predecessors, (1050242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:39,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274926 states to 274926 states and 1050242 transitions. [2022-02-10 23:41:39,823 INFO L78 Accepts]: Start accepts. Automaton has 274926 states and 1050242 transitions. Word has length 27 [2022-02-10 23:41:39,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:39,833 INFO L470 AbstractCegarLoop]: Abstraction has 274926 states and 1050242 transitions. [2022-02-10 23:41:39,852 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:39,853 INFO L276 IsEmpty]: Start isEmpty. Operand 274926 states and 1050242 transitions. [2022-02-10 23:41:39,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-02-10 23:41:39,855 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:39,855 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:39,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-10 23:41:39,856 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 17 more)] === [2022-02-10 23:41:39,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:39,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1188366804, now seen corresponding path program 1 times [2022-02-10 23:41:39,857 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:39,857 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062267216] [2022-02-10 23:41:39,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:39,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:39,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:39,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:39,931 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:39,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062267216] [2022-02-10 23:41:39,932 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062267216] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:39,932 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:39,932 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:41:39,932 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787306739] [2022-02-10 23:41:39,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:39,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:41:39,940 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:39,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:41:39,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:41:39,941 INFO L87 Difference]: Start difference. First operand 274926 states and 1050242 transitions. Second operand has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:45,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:45,202 INFO L93 Difference]: Finished difference Result 288901 states and 1102707 transitions. [2022-02-10 23:41:45,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:41:45,202 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2022-02-10 23:41:45,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:47,831 INFO L225 Difference]: With dead ends: 288901 [2022-02-10 23:41:47,831 INFO L226 Difference]: Without dead ends: 288901 [2022-02-10 23:41:47,832 INFO L933 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 [2022-02-10 23:41:47,832 INFO L934 BasicCegarLoop]: 172 mSDtfsCounter, 68 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 261 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:47,832 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [68 Valid, 261 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:41:49,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288901 states.