/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/goblint-regression/04-mutex_12-ptr_nr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-18 15:34:19,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-18 15:34:19,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-18 15:34:20,027 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-18 15:34:20,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-18 15:34:20,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-18 15:34:20,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-18 15:34:20,066 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 [2022-02-18 15:34:20,085 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-18 15:34:20,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-18 15:34:20,085 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-18 15:34:20,085 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-18 15:34:20,086 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-18 15:34:20,086 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-18 15:34:20,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-18 15:34:20,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-18 15:34:20,087 INFO L138 SettingsManager]: * Use SBE=true [2022-02-18 15:34:20,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-18 15:34:20,087 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-18 15:34:20,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-18 15:34:20,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-18 15:34:20,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-18 15:34:20,088 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-18 15:34:20,088 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-18 15:34:20,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-18 15:34:20,089 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-18 15:34:20,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-18 15:34:20,089 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-18 15:34:20,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-18 15:34:20,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-18 15:34:20,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-18 15:34:20,090 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-18 15:34:20,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-18 15:34:20,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 15:34:20,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-18 15:34:20,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-18 15:34:20,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-18 15:34:20,091 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-18 15:34:20,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-18 15:34:20,091 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-18 15:34:20,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-18 15:34:20,092 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-18 15:34:20,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-18 15:34:20,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-18 15:34:20,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-18 15:34:20,336 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-18 15:34:20,337 INFO L275 PluginConnector]: CDTParser initialized [2022-02-18 15:34:20,338 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_12-ptr_nr.i [2022-02-18 15:34:20,402 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f878e5ff6/ba785f924bf54946a838657955e81f58/FLAG38ea9dcee [2022-02-18 15:34:20,921 INFO L306 CDTParser]: Found 1 translation units. [2022-02-18 15:34:20,922 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_12-ptr_nr.i [2022-02-18 15:34:20,941 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f878e5ff6/ba785f924bf54946a838657955e81f58/FLAG38ea9dcee [2022-02-18 15:34:21,200 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f878e5ff6/ba785f924bf54946a838657955e81f58 [2022-02-18 15:34:21,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-18 15:34:21,203 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-18 15:34:21,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-18 15:34:21,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-18 15:34:21,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-18 15:34:21,209 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 03:34:21" (1/1) ... [2022-02-18 15:34:21,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e350104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:34:21, skipping insertion in model container [2022-02-18 15:34:21,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 03:34:21" (1/1) ... [2022-02-18 15:34:21,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-18 15:34:21,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-18 15:34:21,619 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 15:34:21,626 INFO L203 MainTranslator]: Completed pre-run [2022-02-18 15:34:21,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 15:34:21,699 INFO L208 MainTranslator]: Completed translation [2022-02-18 15:34:21,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:34:21 WrapperNode [2022-02-18 15:34:21,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-18 15:34:21,700 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-18 15:34:21,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-18 15:34:21,701 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-18 15:34:21,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:34:21" (1/1) ... [2022-02-18 15:34:21,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:34:21" (1/1) ... [2022-02-18 15:34:21,750 INFO L137 Inliner]: procedures = 262, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 62 [2022-02-18 15:34:21,750 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-18 15:34:21,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-18 15:34:21,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-18 15:34:21,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-18 15:34:21,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:34:21" (1/1) ... [2022-02-18 15:34:21,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:34:21" (1/1) ... [2022-02-18 15:34:21,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:34:21" (1/1) ... [2022-02-18 15:34:21,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:34:21" (1/1) ... [2022-02-18 15:34:21,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:34:21" (1/1) ... [2022-02-18 15:34:21,772 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:34:21" (1/1) ... [2022-02-18 15:34:21,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:34:21" (1/1) ... [2022-02-18 15:34:21,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-18 15:34:21,777 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-18 15:34:21,777 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-18 15:34:21,777 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-18 15:34:21,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:34:21" (1/1) ... [2022-02-18 15:34:21,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 15:34:21,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 15:34:21,811 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) [2022-02-18 15:34:21,814 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 [2022-02-18 15:34:21,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-18 15:34:21,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-18 15:34:21,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-18 15:34:21,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-18 15:34:21,840 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-18 15:34:21,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-18 15:34:21,841 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-18 15:34:21,841 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-18 15:34:21,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-18 15:34:21,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-18 15:34:21,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-18 15:34:21,842 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-18 15:34:21,939 INFO L234 CfgBuilder]: Building ICFG [2022-02-18 15:34:21,940 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-18 15:34:22,173 INFO L275 CfgBuilder]: Performing block encoding [2022-02-18 15:34:22,180 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-18 15:34:22,180 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-18 15:34:22,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 03:34:22 BoogieIcfgContainer [2022-02-18 15:34:22,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-18 15:34:22,183 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-18 15:34:22,183 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-18 15:34:22,188 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-18 15:34:22,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 03:34:21" (1/3) ... [2022-02-18 15:34:22,189 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77757f94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 03:34:22, skipping insertion in model container [2022-02-18 15:34:22,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:34:21" (2/3) ... [2022-02-18 15:34:22,189 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77757f94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 03:34:22, skipping insertion in model container [2022-02-18 15:34:22,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 03:34:22" (3/3) ... [2022-02-18 15:34:22,191 INFO L111 eAbstractionObserver]: Analyzing ICFG 04-mutex_12-ptr_nr.i [2022-02-18 15:34:22,195 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-18 15:34:22,195 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-18 15:34:22,195 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2022-02-18 15:34:22,195 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-18 15:34:22,227 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,227 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,227 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,227 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,228 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,228 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,228 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,228 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,228 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,229 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,229 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,229 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,229 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,229 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,230 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,230 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,230 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,230 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,230 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,230 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,231 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,231 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,231 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,231 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,231 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,231 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,232 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,232 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,232 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,232 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,233 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,233 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,233 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,233 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,234 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,234 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,234 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,234 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,234 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,234 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,235 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,235 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,235 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,235 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,236 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,236 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,236 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,236 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,236 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,237 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,237 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,237 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,237 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,237 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,238 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,238 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,238 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,238 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,238 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,238 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,238 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,239 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,239 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,239 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,239 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,239 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,240 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,240 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,240 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,240 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,240 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,240 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,241 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,241 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,241 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,241 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,241 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,242 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,242 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,242 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,242 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,243 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,243 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,243 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,244 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,244 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,244 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,244 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,244 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,245 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,245 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,245 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,245 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,245 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,246 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,246 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,246 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,246 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,249 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,249 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,249 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,250 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,250 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,250 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,250 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,250 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,250 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:34:22,253 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-18 15:34:22,290 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-18 15:34:22,295 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, mLazyFiniteAutomaton=false, 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, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-02-18 15:34:22,296 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-02-18 15:34:22,304 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 98 places, 94 transitions, 196 flow [2022-02-18 15:34:22,392 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 776 states, 765 states have (on average 1.9150326797385622) internal successors, (1465), 775 states have internal predecessors, (1465), 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) [2022-02-18 15:34:22,395 INFO L276 IsEmpty]: Start isEmpty. Operand has 776 states, 765 states have (on average 1.9150326797385622) internal successors, (1465), 775 states have internal predecessors, (1465), 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) [2022-02-18 15:34:22,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-02-18 15:34:22,404 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:22,404 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:22,405 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-18 15:34:22,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:22,413 INFO L85 PathProgramCache]: Analyzing trace with hash -590123513, now seen corresponding path program 1 times [2022-02-18 15:34:22,420 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:22,421 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127605452] [2022-02-18 15:34:22,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:22,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:22,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:22,768 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:22,768 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127605452] [2022-02-18 15:34:22,769 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127605452] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:22,769 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:22,769 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:34:22,770 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736189276] [2022-02-18 15:34:22,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:22,774 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:34:22,774 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:22,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:34:22,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:34:22,799 INFO L87 Difference]: Start difference. First operand has 776 states, 765 states have (on average 1.9150326797385622) internal successors, (1465), 775 states have internal predecessors, (1465), 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 6 states, 5 states have (on average 8.4) internal successors, (42), 6 states have internal predecessors, (42), 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) [2022-02-18 15:34:23,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:23,050 INFO L93 Difference]: Finished difference Result 839 states and 1584 transitions. [2022-02-18 15:34:23,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:34:23,052 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.4) internal successors, (42), 6 states have internal predecessors, (42), 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 42 [2022-02-18 15:34:23,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:23,083 INFO L225 Difference]: With dead ends: 839 [2022-02-18 15:34:23,084 INFO L226 Difference]: Without dead ends: 839 [2022-02-18 15:34:23,085 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:34:23,091 INFO L933 BasicCegarLoop]: 122 mSDtfsCounter, 73 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:23,093 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [73 Valid, 253 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-18 15:34:23,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 839 states. [2022-02-18 15:34:23,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 839 to 806. [2022-02-18 15:34:23,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 806 states, 796 states have (on average 1.9108040201005025) internal successors, (1521), 805 states have internal predecessors, (1521), 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) [2022-02-18 15:34:23,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 806 states and 1521 transitions. [2022-02-18 15:34:23,197 INFO L78 Accepts]: Start accepts. Automaton has 806 states and 1521 transitions. Word has length 42 [2022-02-18 15:34:23,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:23,198 INFO L470 AbstractCegarLoop]: Abstraction has 806 states and 1521 transitions. [2022-02-18 15:34:23,198 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.4) internal successors, (42), 6 states have internal predecessors, (42), 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) [2022-02-18 15:34:23,198 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1521 transitions. [2022-02-18 15:34:23,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-02-18 15:34:23,200 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:23,200 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:23,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-18 15:34:23,200 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-18 15:34:23,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:23,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1345586986, now seen corresponding path program 1 times [2022-02-18 15:34:23,201 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:23,202 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621079434] [2022-02-18 15:34:23,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:23,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:23,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:23,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:23,345 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:23,345 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621079434] [2022-02-18 15:34:23,346 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621079434] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:23,346 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:23,346 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:34:23,346 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185564397] [2022-02-18 15:34:23,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:23,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:34:23,348 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:23,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:34:23,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:34:23,349 INFO L87 Difference]: Start difference. First operand 806 states and 1521 transitions. Second operand has 6 states, 5 states have (on average 8.4) internal successors, (42), 6 states have internal predecessors, (42), 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) [2022-02-18 15:34:23,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:23,568 INFO L93 Difference]: Finished difference Result 905 states and 1712 transitions. [2022-02-18 15:34:23,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:34:23,568 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.4) internal successors, (42), 6 states have internal predecessors, (42), 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 42 [2022-02-18 15:34:23,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:23,572 INFO L225 Difference]: With dead ends: 905 [2022-02-18 15:34:23,573 INFO L226 Difference]: Without dead ends: 905 [2022-02-18 15:34:23,573 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:34:23,574 INFO L933 BasicCegarLoop]: 122 mSDtfsCounter, 73 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:23,575 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [73 Valid, 217 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-18 15:34:23,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 905 states. [2022-02-18 15:34:23,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 905 to 857. [2022-02-18 15:34:23,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 857 states, 847 states have (on average 1.911452184179457) internal successors, (1619), 856 states have internal predecessors, (1619), 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) [2022-02-18 15:34:23,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 857 states and 1619 transitions. [2022-02-18 15:34:23,600 INFO L78 Accepts]: Start accepts. Automaton has 857 states and 1619 transitions. Word has length 42 [2022-02-18 15:34:23,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:23,600 INFO L470 AbstractCegarLoop]: Abstraction has 857 states and 1619 transitions. [2022-02-18 15:34:23,600 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.4) internal successors, (42), 6 states have internal predecessors, (42), 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) [2022-02-18 15:34:23,601 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1619 transitions. [2022-02-18 15:34:23,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-02-18 15:34:23,602 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:23,603 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:23,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-18 15:34:23,603 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-18 15:34:23,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:23,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1133906515, now seen corresponding path program 1 times [2022-02-18 15:34:23,604 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:23,604 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485678530] [2022-02-18 15:34:23,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:23,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:23,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:23,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:23,714 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:23,714 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485678530] [2022-02-18 15:34:23,714 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485678530] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:23,714 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:23,714 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:34:23,715 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757656020] [2022-02-18 15:34:23,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:23,715 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:34:23,715 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:23,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:34:23,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:34:23,716 INFO L87 Difference]: Start difference. First operand 857 states and 1619 transitions. Second operand has 6 states, 5 states have (on average 9.8) internal successors, (49), 6 states have internal predecessors, (49), 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) [2022-02-18 15:34:23,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:23,848 INFO L93 Difference]: Finished difference Result 970 states and 1839 transitions. [2022-02-18 15:34:23,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:34:23,849 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.8) internal successors, (49), 6 states have internal predecessors, (49), 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 49 [2022-02-18 15:34:23,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:23,854 INFO L225 Difference]: With dead ends: 970 [2022-02-18 15:34:23,854 INFO L226 Difference]: Without dead ends: 970 [2022-02-18 15:34:23,855 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:34:23,856 INFO L933 BasicCegarLoop]: 124 mSDtfsCounter, 72 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 203 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:23,856 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [72 Valid, 203 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-18 15:34:23,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 970 states. [2022-02-18 15:34:23,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 970 to 926. [2022-02-18 15:34:23,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 926 states, 916 states have (on average 1.9137554585152838) internal successors, (1753), 925 states have internal predecessors, (1753), 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) [2022-02-18 15:34:23,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 926 states and 1753 transitions. [2022-02-18 15:34:23,879 INFO L78 Accepts]: Start accepts. Automaton has 926 states and 1753 transitions. Word has length 49 [2022-02-18 15:34:23,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:23,879 INFO L470 AbstractCegarLoop]: Abstraction has 926 states and 1753 transitions. [2022-02-18 15:34:23,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.8) internal successors, (49), 6 states have internal predecessors, (49), 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) [2022-02-18 15:34:23,879 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1753 transitions. [2022-02-18 15:34:23,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-02-18 15:34:23,881 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:23,881 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:23,881 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-18 15:34:23,881 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-18 15:34:23,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:23,882 INFO L85 PathProgramCache]: Analyzing trace with hash -417702445, now seen corresponding path program 1 times [2022-02-18 15:34:23,882 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:23,882 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062624613] [2022-02-18 15:34:23,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:23,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:24,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:24,039 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:24,039 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062624613] [2022-02-18 15:34:24,039 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062624613] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:24,040 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:24,040 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:34:24,040 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263912074] [2022-02-18 15:34:24,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:24,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:34:24,041 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:24,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:34:24,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:34:24,042 INFO L87 Difference]: Start difference. First operand 926 states and 1753 transitions. Second operand has 6 states, 5 states have (on average 9.8) internal successors, (49), 6 states have internal predecessors, (49), 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) [2022-02-18 15:34:24,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:24,297 INFO L93 Difference]: Finished difference Result 1072 states and 2038 transitions. [2022-02-18 15:34:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:34:24,297 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.8) internal successors, (49), 6 states have internal predecessors, (49), 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 49 [2022-02-18 15:34:24,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:24,302 INFO L225 Difference]: With dead ends: 1072 [2022-02-18 15:34:24,302 INFO L226 Difference]: Without dead ends: 1055 [2022-02-18 15:34:24,303 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:34:24,304 INFO L933 BasicCegarLoop]: 123 mSDtfsCounter, 72 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:24,304 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [72 Valid, 314 Invalid, 353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 348 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-18 15:34:24,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1055 states. [2022-02-18 15:34:24,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1055 to 997. [2022-02-18 15:34:24,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 997 states, 987 states have (on average 1.9148936170212767) internal successors, (1890), 996 states have internal predecessors, (1890), 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) [2022-02-18 15:34:24,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 997 states and 1890 transitions. [2022-02-18 15:34:24,331 INFO L78 Accepts]: Start accepts. Automaton has 997 states and 1890 transitions. Word has length 49 [2022-02-18 15:34:24,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:24,331 INFO L470 AbstractCegarLoop]: Abstraction has 997 states and 1890 transitions. [2022-02-18 15:34:24,331 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.8) internal successors, (49), 6 states have internal predecessors, (49), 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) [2022-02-18 15:34:24,331 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1890 transitions. [2022-02-18 15:34:24,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-02-18 15:34:24,334 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:24,335 INFO L514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:24,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-18 15:34:24,335 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-18 15:34:24,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:24,337 INFO L85 PathProgramCache]: Analyzing trace with hash -1253418496, now seen corresponding path program 1 times [2022-02-18 15:34:24,337 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:24,337 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36143288] [2022-02-18 15:34:24,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:24,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:24,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:24,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:24,380 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:24,380 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36143288] [2022-02-18 15:34:24,380 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36143288] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:24,380 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:24,381 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-18 15:34:24,381 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932897888] [2022-02-18 15:34:24,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:24,381 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-18 15:34:24,381 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:24,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-18 15:34:24,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-18 15:34:24,382 INFO L87 Difference]: Start difference. First operand 997 states and 1890 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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) [2022-02-18 15:34:24,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:24,395 INFO L93 Difference]: Finished difference Result 394 states and 666 transitions. [2022-02-18 15:34:24,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 15:34:24,395 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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 55 [2022-02-18 15:34:24,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:24,399 INFO L225 Difference]: With dead ends: 394 [2022-02-18 15:34:24,399 INFO L226 Difference]: Without dead ends: 394 [2022-02-18 15:34:24,400 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-18 15:34:24,402 INFO L933 BasicCegarLoop]: 91 mSDtfsCounter, 39 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:24,402 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 128 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-18 15:34:24,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2022-02-18 15:34:24,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 394. [2022-02-18 15:34:24,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 391 states have (on average 1.7033248081841432) internal successors, (666), 393 states have internal predecessors, (666), 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) [2022-02-18 15:34:24,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 666 transitions. [2022-02-18 15:34:24,411 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 666 transitions. Word has length 55 [2022-02-18 15:34:24,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:24,412 INFO L470 AbstractCegarLoop]: Abstraction has 394 states and 666 transitions. [2022-02-18 15:34:24,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 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) [2022-02-18 15:34:24,412 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 666 transitions. [2022-02-18 15:34:24,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-02-18 15:34:24,413 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:24,414 INFO L514 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, 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] [2022-02-18 15:34:24,414 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-18 15:34:24,416 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-18 15:34:24,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:24,416 INFO L85 PathProgramCache]: Analyzing trace with hash 2065004344, now seen corresponding path program 1 times [2022-02-18 15:34:24,417 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:24,417 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053675433] [2022-02-18 15:34:24,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:24,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:24,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:24,567 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:24,567 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053675433] [2022-02-18 15:34:24,568 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053675433] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:24,569 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:24,570 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:34:24,570 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544776306] [2022-02-18 15:34:24,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:24,576 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:34:24,576 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:24,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:34:24,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:34:24,578 INFO L87 Difference]: Start difference. First operand 394 states and 666 transitions. Second operand has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 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) [2022-02-18 15:34:24,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:24,693 INFO L93 Difference]: Finished difference Result 428 states and 719 transitions. [2022-02-18 15:34:24,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:34:24,694 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 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 58 [2022-02-18 15:34:24,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:24,695 INFO L225 Difference]: With dead ends: 428 [2022-02-18 15:34:24,696 INFO L226 Difference]: Without dead ends: 281 [2022-02-18 15:34:24,696 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:34:24,697 INFO L933 BasicCegarLoop]: 126 mSDtfsCounter, 60 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:24,697 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [60 Valid, 248 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-18 15:34:24,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2022-02-18 15:34:24,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 277. [2022-02-18 15:34:24,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 274 states have (on average 1.686131386861314) internal successors, (462), 276 states have internal predecessors, (462), 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) [2022-02-18 15:34:24,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 462 transitions. [2022-02-18 15:34:24,703 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 462 transitions. Word has length 58 [2022-02-18 15:34:24,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:24,703 INFO L470 AbstractCegarLoop]: Abstraction has 277 states and 462 transitions. [2022-02-18 15:34:24,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 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) [2022-02-18 15:34:24,704 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 462 transitions. [2022-02-18 15:34:24,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-02-18 15:34:24,704 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:24,705 INFO L514 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, 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, 1, 1, 1, 1, 1] [2022-02-18 15:34:24,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-18 15:34:24,705 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-18 15:34:24,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:24,705 INFO L85 PathProgramCache]: Analyzing trace with hash 514571966, now seen corresponding path program 1 times [2022-02-18 15:34:24,705 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:24,706 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389400260] [2022-02-18 15:34:24,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:24,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:24,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:24,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:24,935 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:24,935 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389400260] [2022-02-18 15:34:24,935 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389400260] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:24,935 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:24,935 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-18 15:34:24,935 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990205126] [2022-02-18 15:34:24,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:24,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-18 15:34:24,936 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:24,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-18 15:34:24,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-02-18 15:34:24,936 INFO L87 Difference]: Start difference. First operand 277 states and 462 transitions. Second operand has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 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) [2022-02-18 15:34:25,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:25,260 INFO L93 Difference]: Finished difference Result 376 states and 635 transitions. [2022-02-18 15:34:25,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 15:34:25,261 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 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 71 [2022-02-18 15:34:25,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:25,262 INFO L225 Difference]: With dead ends: 376 [2022-02-18 15:34:25,262 INFO L226 Difference]: Without dead ends: 337 [2022-02-18 15:34:25,263 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=205, Unknown=0, NotChecked=0, Total=306 [2022-02-18 15:34:25,263 INFO L933 BasicCegarLoop]: 80 mSDtfsCounter, 285 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 344 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:25,264 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [285 Valid, 311 Invalid, 385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 344 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-18 15:34:25,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2022-02-18 15:34:25,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 318. [2022-02-18 15:34:25,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 318 states, 315 states have (on average 1.6825396825396826) internal successors, (530), 317 states have internal predecessors, (530), 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) [2022-02-18 15:34:25,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 530 transitions. [2022-02-18 15:34:25,271 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 530 transitions. Word has length 71 [2022-02-18 15:34:25,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:25,272 INFO L470 AbstractCegarLoop]: Abstraction has 318 states and 530 transitions. [2022-02-18 15:34:25,272 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 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) [2022-02-18 15:34:25,272 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 530 transitions. [2022-02-18 15:34:25,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-02-18 15:34:25,273 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:25,273 INFO L514 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, 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, 1, 1, 1, 1, 1] [2022-02-18 15:34:25,273 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-18 15:34:25,273 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-18 15:34:25,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:25,274 INFO L85 PathProgramCache]: Analyzing trace with hash 504127906, now seen corresponding path program 1 times [2022-02-18 15:34:25,274 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:25,274 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288688561] [2022-02-18 15:34:25,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:25,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:25,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:25,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:25,452 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:25,452 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288688561] [2022-02-18 15:34:25,452 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288688561] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:25,453 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:25,453 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-18 15:34:25,453 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553670937] [2022-02-18 15:34:25,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:25,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-18 15:34:25,454 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:25,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-18 15:34:25,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-02-18 15:34:25,454 INFO L87 Difference]: Start difference. First operand 318 states and 530 transitions. Second operand has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 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) [2022-02-18 15:34:25,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:25,713 INFO L93 Difference]: Finished difference Result 309 states and 513 transitions. [2022-02-18 15:34:25,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 15:34:25,714 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 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 71 [2022-02-18 15:34:25,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:25,715 INFO L225 Difference]: With dead ends: 309 [2022-02-18 15:34:25,715 INFO L226 Difference]: Without dead ends: 194 [2022-02-18 15:34:25,715 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=205, Unknown=0, NotChecked=0, Total=306 [2022-02-18 15:34:25,716 INFO L933 BasicCegarLoop]: 53 mSDtfsCounter, 202 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:25,716 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [202 Valid, 284 Invalid, 353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 318 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-18 15:34:25,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2022-02-18 15:34:25,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 178. [2022-02-18 15:34:25,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 177 states have (on average 1.5480225988700564) internal successors, (274), 177 states have internal predecessors, (274), 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) [2022-02-18 15:34:25,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 274 transitions. [2022-02-18 15:34:25,733 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 274 transitions. Word has length 71 [2022-02-18 15:34:25,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:25,734 INFO L470 AbstractCegarLoop]: Abstraction has 178 states and 274 transitions. [2022-02-18 15:34:25,734 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 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) [2022-02-18 15:34:25,734 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 274 transitions. [2022-02-18 15:34:25,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-02-18 15:34:25,734 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:25,735 INFO L514 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, 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, 1, 1, 1, 1, 1] [2022-02-18 15:34:25,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-18 15:34:25,735 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-18 15:34:25,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:25,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1716119196, now seen corresponding path program 2 times [2022-02-18 15:34:25,736 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:25,736 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019764285] [2022-02-18 15:34:25,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:25,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:25,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:26,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:26,016 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:26,017 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019764285] [2022-02-18 15:34:26,018 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019764285] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:26,018 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:26,018 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-18 15:34:26,018 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989554725] [2022-02-18 15:34:26,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:26,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-18 15:34:26,019 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:26,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-18 15:34:26,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2022-02-18 15:34:26,019 INFO L87 Difference]: Start difference. First operand 178 states and 274 transitions. Second operand has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 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) [2022-02-18 15:34:26,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:26,287 INFO L93 Difference]: Finished difference Result 199 states and 294 transitions. [2022-02-18 15:34:26,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 15:34:26,288 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 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 71 [2022-02-18 15:34:26,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:26,289 INFO L225 Difference]: With dead ends: 199 [2022-02-18 15:34:26,289 INFO L226 Difference]: Without dead ends: 176 [2022-02-18 15:34:26,289 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=203, Unknown=0, NotChecked=0, Total=306 [2022-02-18 15:34:26,290 INFO L933 BasicCegarLoop]: 73 mSDtfsCounter, 188 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:26,290 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [188 Valid, 297 Invalid, 299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-18 15:34:26,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2022-02-18 15:34:26,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 176. [2022-02-18 15:34:26,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 175 states have (on average 1.542857142857143) internal successors, (270), 175 states have internal predecessors, (270), 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) [2022-02-18 15:34:26,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 270 transitions. [2022-02-18 15:34:26,294 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 270 transitions. Word has length 71 [2022-02-18 15:34:26,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:26,294 INFO L470 AbstractCegarLoop]: Abstraction has 176 states and 270 transitions. [2022-02-18 15:34:26,294 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 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) [2022-02-18 15:34:26,294 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 270 transitions. [2022-02-18 15:34:26,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-02-18 15:34:26,295 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:26,295 INFO L514 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, 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, 1, 1, 1, 1, 1] [2022-02-18 15:34:26,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-18 15:34:26,295 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-18 15:34:26,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:26,296 INFO L85 PathProgramCache]: Analyzing trace with hash 443185488, now seen corresponding path program 3 times [2022-02-18 15:34:26,296 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:26,296 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323489173] [2022-02-18 15:34:26,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:26,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:26,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:26,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:26,511 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:26,511 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323489173] [2022-02-18 15:34:26,511 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323489173] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:26,511 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:26,511 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-18 15:34:26,511 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355265670] [2022-02-18 15:34:26,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:26,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-18 15:34:26,512 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:26,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-18 15:34:26,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-02-18 15:34:26,513 INFO L87 Difference]: Start difference. First operand 176 states and 270 transitions. Second operand has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 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) [2022-02-18 15:34:26,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:26,834 INFO L93 Difference]: Finished difference Result 218 states and 331 transitions. [2022-02-18 15:34:26,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-18 15:34:26,835 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 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 71 [2022-02-18 15:34:26,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:26,836 INFO L225 Difference]: With dead ends: 218 [2022-02-18 15:34:26,836 INFO L226 Difference]: Without dead ends: 174 [2022-02-18 15:34:26,836 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=113, Invalid=229, Unknown=0, NotChecked=0, Total=342 [2022-02-18 15:34:26,837 INFO L933 BasicCegarLoop]: 75 mSDtfsCounter, 204 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 302 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 302 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:26,837 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [204 Valid, 366 Invalid, 371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 302 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-18 15:34:26,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2022-02-18 15:34:26,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2022-02-18 15:34:26,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 173 states have (on average 1.5375722543352601) internal successors, (266), 173 states have internal predecessors, (266), 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) [2022-02-18 15:34:26,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 266 transitions. [2022-02-18 15:34:26,841 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 266 transitions. Word has length 71 [2022-02-18 15:34:26,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:26,841 INFO L470 AbstractCegarLoop]: Abstraction has 174 states and 266 transitions. [2022-02-18 15:34:26,841 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 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) [2022-02-18 15:34:26,841 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 266 transitions. [2022-02-18 15:34:26,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-02-18 15:34:26,842 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:26,842 INFO L514 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, 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, 1, 1, 1, 1, 1] [2022-02-18 15:34:26,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-18 15:34:26,842 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-18 15:34:26,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:26,843 INFO L85 PathProgramCache]: Analyzing trace with hash -1716737040, now seen corresponding path program 4 times [2022-02-18 15:34:26,843 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:26,843 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426577652] [2022-02-18 15:34:26,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:26,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:27,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:27,093 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:27,093 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426577652] [2022-02-18 15:34:27,093 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426577652] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:27,094 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:27,094 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-18 15:34:27,094 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261694615] [2022-02-18 15:34:27,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:27,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-18 15:34:27,094 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:27,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-18 15:34:27,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-02-18 15:34:27,096 INFO L87 Difference]: Start difference. First operand 174 states and 266 transitions. Second operand has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 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) [2022-02-18 15:34:27,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:27,394 INFO L93 Difference]: Finished difference Result 237 states and 368 transitions. [2022-02-18 15:34:27,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 15:34:27,395 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 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 71 [2022-02-18 15:34:27,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:27,396 INFO L225 Difference]: With dead ends: 237 [2022-02-18 15:34:27,396 INFO L226 Difference]: Without dead ends: 172 [2022-02-18 15:34:27,396 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=97, Invalid=209, Unknown=0, NotChecked=0, Total=306 [2022-02-18 15:34:27,397 INFO L933 BasicCegarLoop]: 77 mSDtfsCounter, 209 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:27,397 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [209 Valid, 360 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-18 15:34:27,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2022-02-18 15:34:27,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 172. [2022-02-18 15:34:27,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 171 states have (on average 1.5321637426900585) internal successors, (262), 171 states have internal predecessors, (262), 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) [2022-02-18 15:34:27,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 262 transitions. [2022-02-18 15:34:27,401 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 262 transitions. Word has length 71 [2022-02-18 15:34:27,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:27,401 INFO L470 AbstractCegarLoop]: Abstraction has 172 states and 262 transitions. [2022-02-18 15:34:27,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 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) [2022-02-18 15:34:27,402 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 262 transitions. [2022-02-18 15:34:27,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-02-18 15:34:27,402 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:34:27,402 INFO L514 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, 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, 1, 1, 1, 1, 1] [2022-02-18 15:34:27,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-18 15:34:27,403 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2022-02-18 15:34:27,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:34:27,403 INFO L85 PathProgramCache]: Analyzing trace with hash 303936652, now seen corresponding path program 5 times [2022-02-18 15:34:27,403 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:34:27,403 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298048755] [2022-02-18 15:34:27,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:34:27,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:34:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:34:27,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:34:27,625 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:34:27,625 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298048755] [2022-02-18 15:34:27,626 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298048755] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:34:27,626 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:34:27,626 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-18 15:34:27,626 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349463827] [2022-02-18 15:34:27,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:34:27,626 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-18 15:34:27,626 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:34:27,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-18 15:34:27,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-02-18 15:34:27,627 INFO L87 Difference]: Start difference. First operand 172 states and 262 transitions. Second operand has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 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) [2022-02-18 15:34:27,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:34:27,865 INFO L93 Difference]: Finished difference Result 162 states and 243 transitions. [2022-02-18 15:34:27,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 15:34:27,866 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 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 71 [2022-02-18 15:34:27,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:34:27,866 INFO L225 Difference]: With dead ends: 162 [2022-02-18 15:34:27,866 INFO L226 Difference]: Without dead ends: 0 [2022-02-18 15:34:27,866 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=98, Invalid=208, Unknown=0, NotChecked=0, Total=306 [2022-02-18 15:34:27,867 INFO L933 BasicCegarLoop]: 70 mSDtfsCounter, 186 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:34:27,867 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [186 Valid, 272 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-18 15:34:27,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-18 15:34:27,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-18 15:34:27,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2022-02-18 15:34:27,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-18 15:34:27,868 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 71 [2022-02-18 15:34:27,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:34:27,868 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-18 15:34:27,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 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) [2022-02-18 15:34:27,868 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-18 15:34:27,868 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-18 15:34:27,870 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (7 of 8 remaining) [2022-02-18 15:34:27,871 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (6 of 8 remaining) [2022-02-18 15:34:27,871 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (5 of 8 remaining) [2022-02-18 15:34:27,871 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 8 remaining) [2022-02-18 15:34:27,871 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 8 remaining) [2022-02-18 15:34:27,871 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 8 remaining) [2022-02-18 15:34:27,871 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 8 remaining) [2022-02-18 15:34:27,871 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (0 of 8 remaining) [2022-02-18 15:34:27,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-18 15:34:27,874 INFO L732 BasicCegarLoop]: Path program histogram: [5, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:34:27,877 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-18 15:34:27,877 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-18 15:34:27,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.02 03:34:27 BasicIcfg [2022-02-18 15:34:27,879 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-18 15:34:27,880 INFO L158 Benchmark]: Toolchain (without parser) took 6676.13ms. Allocated memory was 183.5MB in the beginning and 238.0MB in the end (delta: 54.5MB). Free memory was 156.6MB in the beginning and 108.7MB in the end (delta: 47.9MB). Peak memory consumption was 101.9MB. Max. memory is 8.0GB. [2022-02-18 15:34:27,880 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 183.5MB. Free memory is still 145.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-18 15:34:27,880 INFO L158 Benchmark]: CACSL2BoogieTranslator took 495.24ms. Allocated memory is still 183.5MB. Free memory was 156.1MB in the beginning and 138.0MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2022-02-18 15:34:27,880 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.66ms. Allocated memory is still 183.5MB. Free memory was 138.0MB in the beginning and 135.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-18 15:34:27,880 INFO L158 Benchmark]: Boogie Preprocessor took 25.51ms. Allocated memory is still 183.5MB. Free memory was 135.9MB in the beginning and 133.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-18 15:34:27,881 INFO L158 Benchmark]: RCFGBuilder took 405.07ms. Allocated memory is still 183.5MB. Free memory was 133.8MB in the beginning and 119.6MB in the end (delta: 14.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-02-18 15:34:27,881 INFO L158 Benchmark]: TraceAbstraction took 5696.22ms. Allocated memory was 183.5MB in the beginning and 238.0MB in the end (delta: 54.5MB). Free memory was 119.1MB in the beginning and 108.7MB in the end (delta: 10.4MB). Peak memory consumption was 65.4MB. Max. memory is 8.0GB. [2022-02-18 15:34:27,882 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 183.5MB. Free memory is still 145.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 495.24ms. Allocated memory is still 183.5MB. Free memory was 156.1MB in the beginning and 138.0MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 49.66ms. Allocated memory is still 183.5MB. Free memory was 138.0MB in the beginning and 135.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 25.51ms. Allocated memory is still 183.5MB. Free memory was 135.9MB in the beginning and 133.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 405.07ms. Allocated memory is still 183.5MB. Free memory was 133.8MB in the beginning and 119.6MB in the end (delta: 14.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 5696.22ms. Allocated memory was 183.5MB in the beginning and 238.0MB in the end (delta: 54.5MB). Free memory was 119.1MB in the beginning and 108.7MB in the end (delta: 10.4MB). Peak memory consumption was 65.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 931]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 931]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 933]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 923]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 923]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 121 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 5.6s, OverallIterations: 12, TraceHistogramMax: 1, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1663 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1663 mSDsluCounter, 3253 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2133 mSDsCounter, 473 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2764 IncrementalHoareTripleChecker+Invalid, 3237 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 473 mSolverCounterUnsat, 1136 mSDtfsCounter, 2764 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 153 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=997occurred in iteration=4, InterpolantAutomatonStates: 94, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 222 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 721 NumberOfCodeBlocks, 721 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 709 ConstructedInterpolants, 0 QuantifiedInterpolants, 4710 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-02-18 15:34:27,911 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...