/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-POR-NewStatesSleepPersistentFixedOrder-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/weaver/test-easy11.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-5b77e9fc37942d960732eb3788a90132329d3bc4-5b77e9f [2021-10-19 15:18:43,907 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2021-10-19 15:18:43,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-19 15:18:43,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-19 15:18:43,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-19 15:18:43,990 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-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-10-19 15:18:44,002 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-19 15:18:44,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-19 15:18:44,003 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-19 15:18:44,003 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-19 15:18:44,003 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-19 15:18:44,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-19 15:18:44,004 INFO L138 SettingsManager]: * Use SBE=true [2021-10-19 15:18:44,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-19 15:18:44,004 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-19 15:18:44,004 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-19 15:18:44,004 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-19 15:18:44,004 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-19 15:18:44,005 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-19 15:18:44,005 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-19 15:18:44,005 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-19 15:18:44,005 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-19 15:18:44,005 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-19 15:18:44,005 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-19 15:18:44,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-19 15:18:44,006 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-19 15:18:44,006 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-19 15:18:44,006 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-19 15:18:44,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-19 15:18:44,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-19 15:18:44,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-19 15:18:44,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-19 15:18:44,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-19 15:18:44,007 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-19 15:18:44,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-19 15:18:44,007 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-19 15:18:44,007 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-19 15:18:44,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-19 15:18:44,007 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-19 15:18:44,007 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-19 15:18:44,007 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-10-19 15:18:44,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-19 15:18:44,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-19 15:18:44,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-19 15:18:44,218 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-19 15:18:44,219 INFO L275 PluginConnector]: CDTParser initialized [2021-10-19 15:18:44,219 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/test-easy11.wvr.c [2021-10-19 15:18:44,255 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5135ec0b2/0cdec17e431a4050b6243018cc1ce3c6/FLAG0cddd26f9 [2021-10-19 15:18:44,621 INFO L306 CDTParser]: Found 1 translation units. [2021-10-19 15:18:44,621 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-easy11.wvr.c [2021-10-19 15:18:44,625 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5135ec0b2/0cdec17e431a4050b6243018cc1ce3c6/FLAG0cddd26f9 [2021-10-19 15:18:45,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5135ec0b2/0cdec17e431a4050b6243018cc1ce3c6 [2021-10-19 15:18:45,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-19 15:18:45,064 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-19 15:18:45,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-19 15:18:45,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-19 15:18:45,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-19 15:18:45,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 03:18:45" (1/1) ... [2021-10-19 15:18:45,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b88ab98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:18:45, skipping insertion in model container [2021-10-19 15:18:45,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 03:18:45" (1/1) ... [2021-10-19 15:18:45,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-19 15:18:45,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-19 15:18:45,237 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-easy11.wvr.c[2005,2018] [2021-10-19 15:18:45,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-19 15:18:45,243 INFO L203 MainTranslator]: Completed pre-run [2021-10-19 15:18:45,255 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-easy11.wvr.c[2005,2018] [2021-10-19 15:18:45,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-19 15:18:45,265 INFO L208 MainTranslator]: Completed translation [2021-10-19 15:18:45,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:18:45 WrapperNode [2021-10-19 15:18:45,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-19 15:18:45,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-19 15:18:45,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-19 15:18:45,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-19 15:18:45,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:18:45" (1/1) ... [2021-10-19 15:18:45,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:18:45" (1/1) ... [2021-10-19 15:18:45,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-19 15:18:45,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-19 15:18:45,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-19 15:18:45,300 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-19 15:18:45,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:18:45" (1/1) ... [2021-10-19 15:18:45,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:18:45" (1/1) ... [2021-10-19 15:18:45,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:18:45" (1/1) ... [2021-10-19 15:18:45,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:18:45" (1/1) ... [2021-10-19 15:18:45,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:18:45" (1/1) ... [2021-10-19 15:18:45,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:18:45" (1/1) ... [2021-10-19 15:18:45,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:18:45" (1/1) ... [2021-10-19 15:18:45,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-19 15:18:45,329 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-19 15:18:45,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-19 15:18:45,329 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-19 15:18:45,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:18:45" (1/1) ... [2021-10-19 15:18:45,351 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-19 15:18:45,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-19 15:18:45,384 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) [2021-10-19 15:18:45,423 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 [2021-10-19 15:18:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-19 15:18:45,434 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-19 15:18:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-19 15:18:45,434 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-19 15:18:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-19 15:18:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-19 15:18:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-19 15:18:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-19 15:18:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-19 15:18:45,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-19 15:18:45,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-19 15:18:45,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-19 15:18:45,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-19 15:18:45,436 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-19 15:18:45,730 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-19 15:18:45,731 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-19 15:18:45,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 03:18:45 BoogieIcfgContainer [2021-10-19 15:18:45,733 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-19 15:18:45,734 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-19 15:18:45,734 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-19 15:18:45,736 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-19 15:18:45,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 03:18:45" (1/3) ... [2021-10-19 15:18:45,737 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@683bbb09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 03:18:45, skipping insertion in model container [2021-10-19 15:18:45,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:18:45" (2/3) ... [2021-10-19 15:18:45,737 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@683bbb09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 03:18:45, skipping insertion in model container [2021-10-19 15:18:45,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 03:18:45" (3/3) ... [2021-10-19 15:18:45,738 INFO L111 eAbstractionObserver]: Analyzing ICFG test-easy11.wvr.c [2021-10-19 15:18:45,742 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-19 15:18:45,742 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-19 15:18:45,742 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2021-10-19 15:18:45,742 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-19 15:18:45,778 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,779 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,779 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,779 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,779 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,779 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,779 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,779 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,780 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,780 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,780 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,780 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,780 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,780 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,780 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,780 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,780 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,780 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,781 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,781 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,781 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,781 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,781 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,781 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,781 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,781 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,781 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,781 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,782 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~x~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,782 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~x~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,782 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~x~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,782 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~x~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,782 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~x~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,782 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~x~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,783 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~x~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,783 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~x~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,783 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,783 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,783 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~x~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,783 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,783 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~x~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,783 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,784 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~x~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,784 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,784 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~x~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,784 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,784 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,784 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,784 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,784 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,784 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,784 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~x~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,784 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,785 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~x~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,785 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,785 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,797 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,797 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,797 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,797 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,797 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,802 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,803 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,803 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~x~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,803 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,803 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 15:18:45,808 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-19 15:18:45,836 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-19 15:18:45,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-19 15:18:45,837 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-19 15:18:45,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-10-19 15:18:45,885 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork1 ======== [2021-10-19 15:18:45,889 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, mConcurrency=PARTIAL_ORDER_FA, 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 [2021-10-19 15:18:45,889 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-19 15:18:46,022 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE] === [2021-10-19 15:18:46,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:18:46,026 INFO L82 PathProgramCache]: Analyzing trace with hash -252884840, now seen corresponding path program 1 times [2021-10-19 15:18:46,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:18:46,033 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349390046] [2021-10-19 15:18:46,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:18:46,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:18:46,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:18:46,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:18:46,194 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:18:46,195 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349390046] [2021-10-19 15:18:46,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349390046] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:18:46,196 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:18:46,196 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 15:18:46,197 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188549621] [2021-10-19 15:18:46,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-19 15:18:46,203 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:18:46,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-19 15:18:46,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-19 15:18:46,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,219 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:18:46,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 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) [2021-10-19 15:18:46,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-19 15:18:46,239 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE, thread2Err2ASSERT_VIOLATIONDATA_RACE] === [2021-10-19 15:18:46,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:18:46,241 INFO L82 PathProgramCache]: Analyzing trace with hash 1959469184, now seen corresponding path program 1 times [2021-10-19 15:18:46,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:18:46,242 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900670152] [2021-10-19 15:18:46,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:18:46,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:18:46,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:18:46,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:18:46,316 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:18:46,316 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900670152] [2021-10-19 15:18:46,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900670152] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:18:46,316 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:18:46,317 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-19 15:18:46,318 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466519631] [2021-10-19 15:18:46,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 15:18:46,319 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:18:46,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 15:18:46,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 15:18:46,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,321 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:18:46,321 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 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) [2021-10-19 15:18:46,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:46,504 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:18:46,505 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:18:46,506 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:18:46,506 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-19 15:18:46,514 INFO L308 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork1 was SAFE,SAFE,SAFE (1/3) [2021-10-19 15:18:46,517 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-19 15:18:46,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-19 15:18:46,520 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-19 15:18:46,521 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-10-19 15:18:46,554 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork0 ======== [2021-10-19 15:18:46,555 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, mConcurrency=PARTIAL_ORDER_FA, 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 [2021-10-19 15:18:46,555 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-19 15:18:46,607 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE] === [2021-10-19 15:18:46,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:18:46,608 INFO L82 PathProgramCache]: Analyzing trace with hash 151457836, now seen corresponding path program 1 times [2021-10-19 15:18:46,608 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:18:46,608 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188620559] [2021-10-19 15:18:46,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:18:46,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:18:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:18:46,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:18:46,632 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:18:46,632 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188620559] [2021-10-19 15:18:46,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188620559] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:18:46,632 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:18:46,632 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 15:18:46,632 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467328881] [2021-10-19 15:18:46,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-19 15:18:46,633 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:18:46,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-19 15:18:46,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-19 15:18:46,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,633 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:18:46,633 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 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) [2021-10-19 15:18:46,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-19 15:18:46,636 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE] === [2021-10-19 15:18:46,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:18:46,636 INFO L82 PathProgramCache]: Analyzing trace with hash -771542204, now seen corresponding path program 1 times [2021-10-19 15:18:46,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:18:46,636 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785353584] [2021-10-19 15:18:46,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:18:46,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:18:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:18:46,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:18:46,657 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:18:46,657 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785353584] [2021-10-19 15:18:46,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785353584] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:18:46,657 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:18:46,657 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 15:18:46,657 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754312022] [2021-10-19 15:18:46,658 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 15:18:46,658 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:18:46,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 15:18:46,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 15:18:46,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,658 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:18:46,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-19 15:18:46,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:46,699 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:18:46,699 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:18:46,699 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:18:46,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-19 15:18:46,700 INFO L308 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork0 was SAFE,SAFE,SAFE (2/3) [2021-10-19 15:18:46,701 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-19 15:18:46,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-19 15:18:46,702 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-19 15:18:46,716 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-19 15:18:46,716 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, mConcurrency=PARTIAL_ORDER_FA, 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 [2021-10-19 15:18:46,716 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-10-19 15:18:46,718 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2021-10-19 15:18:46,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:18:46,719 INFO L82 PathProgramCache]: Analyzing trace with hash 1307046557, now seen corresponding path program 1 times [2021-10-19 15:18:46,719 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:18:46,719 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082758420] [2021-10-19 15:18:46,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:18:46,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:18:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:18:46,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2021-10-19 15:18:46,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:18:46,759 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:18:46,759 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082758420] [2021-10-19 15:18:46,759 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082758420] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:18:46,759 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:18:46,759 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 15:18:46,760 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643095053] [2021-10-19 15:18:46,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 15:18:46,760 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:18:46,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 15:18:46,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 15:18:46,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,764 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:18:46,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2021-10-19 15:18:46,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:46,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-19 15:18:46,776 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2021-10-19 15:18:46,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:18:46,776 INFO L82 PathProgramCache]: Analyzing trace with hash 1570826888, now seen corresponding path program 1 times [2021-10-19 15:18:46,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:18:46,776 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191181093] [2021-10-19 15:18:46,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:18:46,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:18:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:18:46,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:18:46,805 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:18:46,805 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191181093] [2021-10-19 15:18:46,805 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191181093] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:18:46,805 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:18:46,806 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 15:18:46,806 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343654781] [2021-10-19 15:18:46,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 15:18:46,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:18:46,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 15:18:46,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 15:18:46,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,806 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:18:46,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 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) [2021-10-19 15:18:46,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:46,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:46,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:46,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-19 15:18:46,857 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2021-10-19 15:18:46,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:18:46,857 INFO L82 PathProgramCache]: Analyzing trace with hash -1305592131, now seen corresponding path program 1 times [2021-10-19 15:18:46,857 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:18:46,857 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161526652] [2021-10-19 15:18:46,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:18:46,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:18:46,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:18:46,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:18:46,958 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:18:46,958 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161526652] [2021-10-19 15:18:46,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161526652] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:18:46,958 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:18:46,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-19 15:18:46,958 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415049800] [2021-10-19 15:18:46,958 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-19 15:18:46,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:18:46,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-19 15:18:46,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 15:18:46,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:46,959 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:18:46,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 6 states have internal predecessors, (44), 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) [2021-10-19 15:18:46,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:46,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:46,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:47,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:47,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:47,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 15:18:47,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-19 15:18:47,024 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2021-10-19 15:18:47,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:18:47,024 INFO L82 PathProgramCache]: Analyzing trace with hash -1498149343, now seen corresponding path program 1 times [2021-10-19 15:18:47,024 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:18:47,024 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566152686] [2021-10-19 15:18:47,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:18:47,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:18:47,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:18:47,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:18:47,185 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:18:47,185 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566152686] [2021-10-19 15:18:47,185 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566152686] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:18:47,185 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:18:47,185 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-19 15:18:47,185 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001618482] [2021-10-19 15:18:47,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-19 15:18:47,186 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:18:47,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-19 15:18:47,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-19 15:18:47,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:47,186 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:18:47,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.6) internal successors, (68), 6 states have internal predecessors, (68), 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) [2021-10-19 15:18:47,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:47,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:47,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-19 15:18:47,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:47,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:47,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:47,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 15:18:47,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 15:18:47,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-19 15:18:47,223 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2021-10-19 15:18:47,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 15:18:47,223 INFO L82 PathProgramCache]: Analyzing trace with hash -194181465, now seen corresponding path program 1 times [2021-10-19 15:18:47,223 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 15:18:47,223 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528828354] [2021-10-19 15:18:47,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 15:18:47,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 15:18:47,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 15:18:47,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 15:18:47,268 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 15:18:47,268 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528828354] [2021-10-19 15:18:47,269 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528828354] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 15:18:47,269 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 15:18:47,269 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-19 15:18:47,269 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163792531] [2021-10-19 15:18:47,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-19 15:18:47,269 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 15:18:47,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-19 15:18:47,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-19 15:18:47,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:47,270 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-19 15:18:47,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 36.0) internal successors, (72), 3 states have internal predecessors, (72), 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) [2021-10-19 15:18:47,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:47,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:47,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-19 15:18:47,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-19 15:18:47,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-19 15:18:47,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:47,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:47,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 15:18:47,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-19 15:18:47,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-19 15:18:47,286 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:18:47,286 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:18:47,286 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:18:47,286 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:18:47,286 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE [2021-10-19 15:18:47,286 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-19 15:18:47,286 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-19 15:18:47,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-19 15:18:47,288 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (3/3) [2021-10-19 15:18:47,289 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-19 15:18:47,289 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-19 15:18:47,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 03:18:47 BasicIcfg [2021-10-19 15:18:47,291 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-19 15:18:47,293 INFO L168 Benchmark]: Toolchain (without parser) took 2227.32 ms. Allocated memory was 202.4 MB in the beginning and 277.9 MB in the end (delta: 75.5 MB). Free memory was 146.4 MB in the beginning and 221.0 MB in the end (delta: -74.6 MB). Peak memory consumption was 1.3 MB. Max. memory is 8.0 GB. [2021-10-19 15:18:47,294 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 202.4 MB. Free memory is still 163.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-19 15:18:47,294 INFO L168 Benchmark]: CACSL2BoogieTranslator took 188.75 ms. Allocated memory is still 202.4 MB. Free memory was 146.2 MB in the beginning and 172.5 MB in the end (delta: -26.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-10-19 15:18:47,294 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.88 ms. Allocated memory is still 202.4 MB. Free memory was 172.5 MB in the beginning and 170.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-19 15:18:47,295 INFO L168 Benchmark]: Boogie Preprocessor took 28.52 ms. Allocated memory is still 202.4 MB. Free memory was 170.4 MB in the beginning and 169.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-19 15:18:47,295 INFO L168 Benchmark]: RCFGBuilder took 403.58 ms. Allocated memory is still 202.4 MB. Free memory was 168.8 MB in the beginning and 153.6 MB in the end (delta: 15.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-10-19 15:18:47,295 INFO L168 Benchmark]: TraceAbstraction took 1557.35 ms. Allocated memory was 202.4 MB in the beginning and 277.9 MB in the end (delta: 75.5 MB). Free memory was 153.1 MB in the beginning and 221.0 MB in the end (delta: -68.0 MB). Peak memory consumption was 7.5 MB. Max. memory is 8.0 GB. [2021-10-19 15:18:47,296 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 202.4 MB. Free memory is still 163.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 188.75 ms. Allocated memory is still 202.4 MB. Free memory was 146.2 MB in the beginning and 172.5 MB in the end (delta: -26.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 32.88 ms. Allocated memory is still 202.4 MB. Free memory was 172.5 MB in the beginning and 170.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 28.52 ms. Allocated memory is still 202.4 MB. Free memory was 170.4 MB in the beginning and 169.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 403.58 ms. Allocated memory is still 202.4 MB. Free memory was 168.8 MB in the beginning and 153.6 MB in the end (delta: 15.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1557.35 ms. Allocated memory was 202.4 MB in the beginning and 277.9 MB in the end (delta: 75.5 MB). Free memory was 153.1 MB in the beginning and 221.0 MB in the end (delta: -68.0 MB). Peak memory consumption was 7.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2412, positive: 2327, positive conditional: 726, positive unconditional: 1601, negative: 85, negative conditional: 79, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2333, positive: 2327, positive conditional: 726, positive unconditional: 1601, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2333, positive: 2327, positive conditional: 726, positive unconditional: 1601, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2333, positive: 2327, positive conditional: 700, positive unconditional: 1627, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2333, positive: 2327, positive conditional: 178, positive unconditional: 2149, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2333, positive: 2327, positive conditional: 178, positive unconditional: 2149, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1490, positive: 1484, positive conditional: 3, positive unconditional: 1481, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1490, positive: 1458, positive conditional: 0, positive unconditional: 1458, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 26, positive conditional: 3, positive unconditional: 23, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 77, positive conditional: 4, positive unconditional: 73, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2333, positive: 843, positive conditional: 175, positive unconditional: 668, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1490, unknown conditional: 3, unknown unconditional: 1487] , Statistics on independence cache: Total cache size (in pairs): 1490, Positive cache size: 1484, Positive conditional cache size: 3, Positive unconditional cache size: 1481, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 522, Maximal queried relation: 0, Independence queries for same thread: 79 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 184, Number of persistent set computation: 205, Number of trivial persistent sets: 94, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1607, positive: 1601, positive conditional: 0, positive unconditional: 1601, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2412, positive: 2327, positive conditional: 726, positive unconditional: 1601, negative: 85, negative conditional: 79, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2333, positive: 2327, positive conditional: 726, positive unconditional: 1601, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2333, positive: 2327, positive conditional: 726, positive unconditional: 1601, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2333, positive: 2327, positive conditional: 700, positive unconditional: 1627, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2333, positive: 2327, positive conditional: 178, positive unconditional: 2149, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2333, positive: 2327, positive conditional: 178, positive unconditional: 2149, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1490, positive: 1484, positive conditional: 3, positive unconditional: 1481, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1490, positive: 1458, positive conditional: 0, positive unconditional: 1458, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 26, positive conditional: 3, positive unconditional: 23, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 77, positive conditional: 4, positive unconditional: 73, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2333, positive: 843, positive conditional: 175, positive unconditional: 668, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1490, unknown conditional: 3, unknown unconditional: 1487] , Statistics on independence cache: Total cache size (in pairs): 1490, Positive cache size: 1484, Positive conditional cache size: 3, Positive unconditional cache size: 1481, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Eliminated conditions: 522, Maximal queried relation: 0, Independence queries for same thread: 79 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1681, positive: 1644, positive conditional: 510, positive unconditional: 1134, negative: 37, negative conditional: 32, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1649, positive: 1644, positive conditional: 510, positive unconditional: 1134, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1649, positive: 1644, positive conditional: 510, positive unconditional: 1134, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1649, positive: 1644, positive conditional: 502, positive unconditional: 1142, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1649, positive: 1644, positive conditional: 330, positive unconditional: 1314, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1649, positive: 1644, positive conditional: 330, positive unconditional: 1314, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1139, positive: 1134, positive conditional: 5, positive unconditional: 1129, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1139, positive: 1117, positive conditional: 0, positive unconditional: 1117, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 22, positive: 17, positive conditional: 3, positive unconditional: 14, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 43, positive: 37, positive conditional: 2, positive unconditional: 35, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1649, positive: 510, positive conditional: 325, positive unconditional: 185, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1139, unknown conditional: 5, unknown unconditional: 1134] , Statistics on independence cache: Total cache size (in pairs): 1139, Positive cache size: 1134, Positive conditional cache size: 5, Positive unconditional cache size: 1129, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Eliminated conditions: 172, Maximal queried relation: 0, Independence queries for same thread: 32 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 53, Number of persistent set computation: 120, Number of trivial persistent sets: 93, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1139, positive: 1134, positive conditional: 0, positive unconditional: 1134, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1681, positive: 1644, positive conditional: 510, positive unconditional: 1134, negative: 37, negative conditional: 32, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1649, positive: 1644, positive conditional: 510, positive unconditional: 1134, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1649, positive: 1644, positive conditional: 510, positive unconditional: 1134, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1649, positive: 1644, positive conditional: 502, positive unconditional: 1142, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1649, positive: 1644, positive conditional: 330, positive unconditional: 1314, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1649, positive: 1644, positive conditional: 330, positive unconditional: 1314, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1139, positive: 1134, positive conditional: 5, positive unconditional: 1129, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1139, positive: 1117, positive conditional: 0, positive unconditional: 1117, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 22, positive: 17, positive conditional: 3, positive unconditional: 14, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 43, positive: 37, positive conditional: 2, positive unconditional: 35, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1649, positive: 510, positive conditional: 325, positive unconditional: 185, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1139, unknown conditional: 5, unknown unconditional: 1134] , Statistics on independence cache: Total cache size (in pairs): 1139, Positive cache size: 1134, Positive conditional cache size: 5, Positive unconditional cache size: 1129, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Eliminated conditions: 172, Maximal queried relation: 0, Independence queries for same thread: 32 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1363, positive: 1292, positive conditional: 232, positive unconditional: 1060, negative: 71, negative conditional: 66, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1297, positive: 1292, positive conditional: 232, positive unconditional: 1060, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1297, positive: 1292, positive conditional: 232, positive unconditional: 1060, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1301, positive: 1292, positive conditional: 232, positive unconditional: 1060, negative: 9, negative conditional: 4, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1301, positive: 1292, positive conditional: 34, positive unconditional: 1258, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1301, positive: 1292, positive conditional: 34, positive unconditional: 1258, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1072, positive: 1067, positive conditional: 2, positive unconditional: 1065, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1072, positive: 1050, positive conditional: 0, positive unconditional: 1050, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 22, positive: 17, positive conditional: 2, positive unconditional: 15, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 49, positive: 34, positive conditional: 1, positive unconditional: 33, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1301, positive: 225, positive conditional: 32, positive unconditional: 193, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 1072, unknown conditional: 2, unknown unconditional: 1070] , Statistics on independence cache: Total cache size (in pairs): 1072, Positive cache size: 1067, Positive conditional cache size: 2, Positive unconditional cache size: 1065, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Eliminated conditions: 202, Maximal queried relation: 1, Independence queries for same thread: 66 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 56, Number of persistent set computation: 84, Number of trivial persistent sets: 48, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1065, positive: 1060, positive conditional: 0, positive unconditional: 1060, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1363, positive: 1292, positive conditional: 232, positive unconditional: 1060, negative: 71, negative conditional: 66, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1297, positive: 1292, positive conditional: 232, positive unconditional: 1060, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1297, positive: 1292, positive conditional: 232, positive unconditional: 1060, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1301, positive: 1292, positive conditional: 232, positive unconditional: 1060, negative: 9, negative conditional: 4, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1301, positive: 1292, positive conditional: 34, positive unconditional: 1258, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1301, positive: 1292, positive conditional: 34, positive unconditional: 1258, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1072, positive: 1067, positive conditional: 2, positive unconditional: 1065, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1072, positive: 1050, positive conditional: 0, positive unconditional: 1050, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 22, positive: 17, positive conditional: 2, positive unconditional: 15, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 49, positive: 34, positive conditional: 1, positive unconditional: 33, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1301, positive: 225, positive conditional: 32, positive unconditional: 193, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 1072, unknown conditional: 2, unknown unconditional: 1070] , Statistics on independence cache: Total cache size (in pairs): 1072, Positive cache size: 1067, Positive conditional cache size: 2, Positive unconditional cache size: 1065, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Eliminated conditions: 202, Maximal queried relation: 1, Independence queries for same thread: 66 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread2Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 138 locations, 19 error locations. Started 1 CEGAR loops. OverallTime: 680.7ms, OverallIterations: 2, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.7ms, PartialOrderReductionTime: 314.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 13.7ms SsaConstructionTime, 57.4ms SatisfiabilityAnalysisTime, 105.9ms InterpolantComputationTime, 85 NumberOfCodeBlocks, 85 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 83 ConstructedInterpolants, 0 QuantifiedInterpolants, 85 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 138 locations, 19 error locations. Started 1 CEGAR loops. OverallTime: 183.4ms, OverallIterations: 2, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2.5ms, PartialOrderReductionTime: 91.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 2.4ms SsaConstructionTime, 9.5ms SatisfiabilityAnalysisTime, 28.0ms InterpolantComputationTime, 67 NumberOfCodeBlocks, 67 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 65 ConstructedInterpolants, 0 QuantifiedInterpolants, 67 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 138 locations, 19 error locations. Started 1 CEGAR loops. OverallTime: 587.2ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.1ms, PartialOrderReductionTime: 175.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 9.2ms SsaConstructionTime, 75.6ms SatisfiabilityAnalysisTime, 221.0ms InterpolantComputationTime, 224 NumberOfCodeBlocks, 224 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 219 ConstructedInterpolants, 0 QuantifiedInterpolants, 447 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 11 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-19 15:18:47,324 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2021-10-19 15:18:47,541 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2021-10-19 15:18:47,740 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-10-19 15:18:47,940 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...