/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/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_24-multiple-protecting_true.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-44940e9-m [2022-11-09 16:51:47,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-09 16:51:47,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-09 16:51:47,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-11-09 16:51:47,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-09 16:51:47,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-09 16:51:47,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-09 16:51:47,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-09 16:51:47,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-09 16:51:47,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-09 16:51:47,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-09 16:51:47,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-09 16:51:47,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-09 16:51:47,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-09 16:51:47,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-09 16:51:47,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-09 16:51:47,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-09 16:51:47,145 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-09 16:51:47,145 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-09 16:51:47,146 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-09 16:51:47,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-09 16:51:47,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-11-09 16:51:47,151 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-09 16:51:47,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-09 16:51:47,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-09 16:51:47,152 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-11-09 16:51:47,175 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-09 16:51:47,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-09 16:51:47,175 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-09 16:51:47,175 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-09 16:51:47,176 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-09 16:51:47,176 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-09 16:51:47,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-09 16:51:47,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-09 16:51:47,177 INFO L138 SettingsManager]: * Use SBE=true [2022-11-09 16:51:47,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-09 16:51:47,177 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-09 16:51:47,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-09 16:51:47,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-09 16:51:47,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-09 16:51:47,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-09 16:51:47,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-09 16:51:47,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-09 16:51:47,178 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-09 16:51:47,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-09 16:51:47,178 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-09 16:51:47,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-09 16:51:47,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-09 16:51:47,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-09 16:51:47,179 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-09 16:51:47,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-09 16:51:47,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-09 16:51:47,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-09 16:51:47,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-09 16:51:47,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-09 16:51:47,180 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-09 16:51:47,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-09 16:51:47,180 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-09 16:51:47,180 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-09 16:51:47,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-09 16:51:47,180 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-09 16:51:47,181 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-09 16:51:47,181 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-11-09 16:51:47,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-09 16:51:47,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-09 16:51:47,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-09 16:51:47,382 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-09 16:51:47,383 INFO L275 PluginConnector]: CDTParser initialized [2022-11-09 16:51:47,384 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_24-multiple-protecting_true.i [2022-11-09 16:51:47,435 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfa3c785c/752d817ab19e4a50ac378093ff95ce33/FLAG0dd83797d [2022-11-09 16:51:47,790 INFO L306 CDTParser]: Found 1 translation units. [2022-11-09 16:51:47,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_24-multiple-protecting_true.i [2022-11-09 16:51:47,798 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfa3c785c/752d817ab19e4a50ac378093ff95ce33/FLAG0dd83797d [2022-11-09 16:51:48,206 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfa3c785c/752d817ab19e4a50ac378093ff95ce33 [2022-11-09 16:51:48,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-09 16:51:48,210 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-09 16:51:48,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-09 16:51:48,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-09 16:51:48,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-09 16:51:48,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:51:48" (1/1) ... [2022-11-09 16:51:48,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13299b49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:48, skipping insertion in model container [2022-11-09 16:51:48,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:51:48" (1/1) ... [2022-11-09 16:51:48,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-09 16:51:48,277 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-09 16:51:48,451 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_24-multiple-protecting_true.i[1096,1109] [2022-11-09 16:51:48,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-09 16:51:48,605 INFO L203 MainTranslator]: Completed pre-run [2022-11-09 16:51:48,614 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_24-multiple-protecting_true.i[1096,1109] [2022-11-09 16:51:48,640 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-09 16:51:48,670 INFO L208 MainTranslator]: Completed translation [2022-11-09 16:51:48,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:48 WrapperNode [2022-11-09 16:51:48,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-09 16:51:48,672 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-09 16:51:48,672 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-09 16:51:48,672 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-09 16:51:48,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:48" (1/1) ... [2022-11-09 16:51:48,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:48" (1/1) ... [2022-11-09 16:51:48,725 INFO L138 Inliner]: procedures = 162, calls = 46, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 103 [2022-11-09 16:51:48,726 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-09 16:51:48,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-09 16:51:48,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-09 16:51:48,726 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-09 16:51:48,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:48" (1/1) ... [2022-11-09 16:51:48,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:48" (1/1) ... [2022-11-09 16:51:48,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:48" (1/1) ... [2022-11-09 16:51:48,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:48" (1/1) ... [2022-11-09 16:51:48,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:48" (1/1) ... [2022-11-09 16:51:48,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:48" (1/1) ... [2022-11-09 16:51:48,754 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:48" (1/1) ... [2022-11-09 16:51:48,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:48" (1/1) ... [2022-11-09 16:51:48,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-09 16:51:48,772 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-09 16:51:48,772 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-09 16:51:48,772 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-09 16:51:48,773 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:48" (1/1) ... [2022-11-09 16:51:48,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-09 16:51:48,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-09 16:51:48,801 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-09 16:51:48,817 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-09 16:51:48,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-09 16:51:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-09 16:51:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-09 16:51:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-09 16:51:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-09 16:51:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-09 16:51:48,836 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-09 16:51:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-09 16:51:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-09 16:51:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-09 16:51:48,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-09 16:51:48,838 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-09 16:51:49,011 INFO L235 CfgBuilder]: Building ICFG [2022-11-09 16:51:49,013 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-09 16:51:49,238 INFO L276 CfgBuilder]: Performing block encoding [2022-11-09 16:51:49,244 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-09 16:51:49,245 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-09 16:51:49,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:51:49 BoogieIcfgContainer [2022-11-09 16:51:49,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-09 16:51:49,248 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-09 16:51:49,248 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-09 16:51:49,261 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-09 16:51:49,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:51:48" (1/3) ... [2022-11-09 16:51:49,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e052488 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:51:49, skipping insertion in model container [2022-11-09 16:51:49,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:48" (2/3) ... [2022-11-09 16:51:49,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e052488 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:51:49, skipping insertion in model container [2022-11-09 16:51:49,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:51:49" (3/3) ... [2022-11-09 16:51:49,263 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_24-multiple-protecting_true.i [2022-11-09 16:51:49,268 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-09 16:51:49,274 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-09 16:51:49,274 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2022-11-09 16:51:49,275 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-09 16:51:49,350 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-11-09 16:51:49,401 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 16:51:49,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-09 16:51:49,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-09 16:51:49,416 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) [2022-11-09 16:51:49,425 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 [2022-11-09 16:51:49,464 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-09 16:51:49,479 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2022-11-09 16:51:49,489 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@8c1c3e1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 16:51:49,489 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-09 16:51:49,644 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-09 16:51:49,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 16:51:49,648 INFO L85 PathProgramCache]: Analyzing trace with hash 640946876, now seen corresponding path program 1 times [2022-11-09 16:51:49,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 16:51:49,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876421107] [2022-11-09 16:51:49,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 16:51:49,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 16:51:49,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 16:51:49,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 16:51:49,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 16:51:49,890 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876421107] [2022-11-09 16:51:49,891 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876421107] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 16:51:49,891 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 16:51:49,891 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-09 16:51:49,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41398734] [2022-11-09 16:51:49,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 16:51:49,896 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-09 16:51:49,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 16:51:49,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-09 16:51:49,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-09 16:51:49,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:49,915 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 16:51:49,915 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 16:51:49,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:49,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:49,968 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-09 16:51:49,969 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-09 16:51:49,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 16:51:49,970 INFO L85 PathProgramCache]: Analyzing trace with hash -1423731781, now seen corresponding path program 1 times [2022-11-09 16:51:49,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 16:51:49,971 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122885951] [2022-11-09 16:51:49,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 16:51:49,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 16:51:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 16:51:50,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 16:51:50,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 16:51:50,058 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122885951] [2022-11-09 16:51:50,058 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122885951] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 16:51:50,058 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 16:51:50,058 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-09 16:51:50,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518811413] [2022-11-09 16:51:50,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 16:51:50,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-09 16:51:50,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 16:51:50,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-09 16:51:50,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-09 16:51:50,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:50,062 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 16:51:50,062 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 26.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 16:51:50,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:50,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-09 16:51:50,111 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-09 16:51:50,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 16:51:50,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1341756194, now seen corresponding path program 1 times [2022-11-09 16:51:50,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 16:51:50,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243622128] [2022-11-09 16:51:50,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 16:51:50,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 16:51:50,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 16:51:50,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 16:51:50,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 16:51:50,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243622128] [2022-11-09 16:51:50,147 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243622128] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 16:51:50,147 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 16:51:50,147 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-09 16:51:50,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518371631] [2022-11-09 16:51:50,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 16:51:50,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-09 16:51:50,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 16:51:50,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-09 16:51:50,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-09 16:51:50,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:50,149 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 16:51:50,149 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 16:51:50,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:50,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-09 16:51:50,197 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr4ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-09 16:51:50,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 16:51:50,198 INFO L85 PathProgramCache]: Analyzing trace with hash 864966056, now seen corresponding path program 1 times [2022-11-09 16:51:50,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 16:51:50,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999662945] [2022-11-09 16:51:50,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 16:51:50,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 16:51:50,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 16:51:50,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 16:51:50,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 16:51:50,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999662945] [2022-11-09 16:51:50,236 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999662945] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 16:51:50,236 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 16:51:50,236 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-09 16:51:50,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060954692] [2022-11-09 16:51:50,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 16:51:50,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-09 16:51:50,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 16:51:50,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-09 16:51:50,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-09 16:51:50,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:50,237 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 16:51:50,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 37.0) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 16:51:50,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:50,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-09 16:51:50,263 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr5ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-09 16:51:50,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 16:51:50,264 INFO L85 PathProgramCache]: Analyzing trace with hash 442346670, now seen corresponding path program 1 times [2022-11-09 16:51:50,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 16:51:50,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028956820] [2022-11-09 16:51:50,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 16:51:50,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 16:51:50,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 16:51:50,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 16:51:50,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 16:51:50,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028956820] [2022-11-09 16:51:50,301 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028956820] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 16:51:50,301 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 16:51:50,301 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-09 16:51:50,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688264437] [2022-11-09 16:51:50,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 16:51:50,302 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-09 16:51:50,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 16:51:50,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-09 16:51:50,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-09 16:51:50,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:50,303 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 16:51:50,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 39.5) internal successors, (79), 3 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 16:51:50,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:50,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-09 16:51:50,344 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-09 16:51:50,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 16:51:50,345 INFO L85 PathProgramCache]: Analyzing trace with hash 425780949, now seen corresponding path program 1 times [2022-11-09 16:51:50,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 16:51:50,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724287793] [2022-11-09 16:51:50,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 16:51:50,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 16:51:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 16:51:50,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 16:51:50,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 16:51:50,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724287793] [2022-11-09 16:51:50,398 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724287793] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 16:51:50,399 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 16:51:50,399 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-09 16:51:50,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092108245] [2022-11-09 16:51:50,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 16:51:50,399 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-09 16:51:50,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 16:51:50,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-09 16:51:50,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-09 16:51:50,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:50,400 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 16:51:50,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 45.5) internal successors, (91), 3 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 16:51:50,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:50,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-09 16:51:50,481 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr7ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-09 16:51:50,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 16:51:50,482 INFO L85 PathProgramCache]: Analyzing trace with hash -1631243565, now seen corresponding path program 1 times [2022-11-09 16:51:50,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 16:51:50,482 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413634205] [2022-11-09 16:51:50,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 16:51:50,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 16:51:50,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 16:51:50,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 16:51:50,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 16:51:50,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413634205] [2022-11-09 16:51:50,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413634205] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 16:51:50,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 16:51:50,800 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-09 16:51:50,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153104013] [2022-11-09 16:51:50,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 16:51:50,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-09 16:51:50,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 16:51:50,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-09 16:51:50,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-09 16:51:50,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:50,804 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 16:51:50,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 16:51:50,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:50,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:51,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-09 16:51:51,317 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-09 16:51:51,317 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-09 16:51:51,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 16:51:51,318 INFO L85 PathProgramCache]: Analyzing trace with hash -1639796905, now seen corresponding path program 1 times [2022-11-09 16:51:51,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 16:51:51,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733557932] [2022-11-09 16:51:51,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 16:51:51,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 16:51:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 16:51:51,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 16:51:51,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 16:51:51,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733557932] [2022-11-09 16:51:51,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733557932] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 16:51:51,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 16:51:51,454 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-09 16:51:51,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611069766] [2022-11-09 16:51:51,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 16:51:51,454 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-09 16:51:51,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 16:51:51,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-09 16:51:51,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-09 16:51:51,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:51,455 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 16:51:51,455 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 16:51:51,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-09 16:51:51,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:51,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-09 16:51:51,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-09 16:51:51,723 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (7 of 8 remaining) [2022-11-09 16:51:51,723 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (6 of 8 remaining) [2022-11-09 16:51:51,723 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (5 of 8 remaining) [2022-11-09 16:51:51,723 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONDATA_RACE (4 of 8 remaining) [2022-11-09 16:51:51,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONDATA_RACE (3 of 8 remaining) [2022-11-09 16:51:51,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONDATA_RACE (2 of 8 remaining) [2022-11-09 16:51:51,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr6ASSERT_VIOLATIONDATA_RACE (1 of 8 remaining) [2022-11-09 16:51:51,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr7ASSERT_VIOLATIONDATA_RACE (0 of 8 remaining) [2022-11-09 16:51:51,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-09 16:51:51,728 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-09 16:51:51,729 INFO L307 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/2) [2022-11-09 16:51:51,732 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 16:51:51,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-09 16:51:51,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-09 16:51:51,734 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) [2022-11-09 16:51:51,742 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-09 16:51:51,743 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-09 16:51:51,743 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@8c1c3e1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 16:51:51,743 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-11-09 16:51:51,757 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 [2022-11-09 16:51:51,787 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-09 16:51:51,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 16:51:51,788 INFO L85 PathProgramCache]: Analyzing trace with hash -338847926, now seen corresponding path program 1 times [2022-11-09 16:51:51,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 16:51:51,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250240374] [2022-11-09 16:51:51,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 16:51:51,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 16:51:51,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 16:51:51,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 16:51:51,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 16:51:51,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250240374] [2022-11-09 16:51:51,808 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250240374] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 16:51:51,808 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 16:51:51,808 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-09 16:51:51,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656488947] [2022-11-09 16:51:51,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 16:51:51,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-09 16:51:51,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 16:51:51,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-09 16:51:51,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-09 16:51:51,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:51,809 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 16:51:51,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 24.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 16:51:51,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:51,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-09 16:51:51,847 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-09 16:51:51,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 16:51:51,847 INFO L85 PathProgramCache]: Analyzing trace with hash 75878821, now seen corresponding path program 1 times [2022-11-09 16:51:51,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 16:51:51,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467908132] [2022-11-09 16:51:51,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 16:51:51,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 16:51:51,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 16:51:51,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 16:51:51,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 16:51:51,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467908132] [2022-11-09 16:51:51,874 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467908132] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 16:51:51,874 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 16:51:51,875 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-09 16:51:51,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275437396] [2022-11-09 16:51:51,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 16:51:51,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-09 16:51:51,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 16:51:51,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-09 16:51:51,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-09 16:51:51,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:51,876 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 16:51:51,876 INFO L496 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) [2022-11-09 16:51:51,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:51,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:51,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-09 16:51:51,910 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-09 16:51:51,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 16:51:51,911 INFO L85 PathProgramCache]: Analyzing trace with hash 261109804, now seen corresponding path program 1 times [2022-11-09 16:51:51,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 16:51:51,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018006772] [2022-11-09 16:51:51,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 16:51:51,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 16:51:51,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 16:51:52,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 16:51:52,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 16:51:52,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018006772] [2022-11-09 16:51:52,182 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018006772] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 16:51:52,182 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 16:51:52,182 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-09 16:51:52,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229486267] [2022-11-09 16:51:52,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 16:51:52,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-09 16:51:52,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 16:51:52,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-09 16:51:52,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-09 16:51:52,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:52,183 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 16:51:52,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.6) internal successors, (98), 6 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 16:51:52,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:52,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:52,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 16:51:52,296 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-09 16:51:52,297 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-09 16:51:52,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 16:51:52,297 INFO L85 PathProgramCache]: Analyzing trace with hash 1088916524, now seen corresponding path program 1 times [2022-11-09 16:51:52,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 16:51:52,297 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733991962] [2022-11-09 16:51:52,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 16:51:52,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 16:51:52,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 16:51:52,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 16:51:52,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 16:51:52,649 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733991962] [2022-11-09 16:51:52,649 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733991962] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 16:51:52,649 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 16:51:52,649 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-09 16:51:52,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797208947] [2022-11-09 16:51:52,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 16:51:52,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-09 16:51:52,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 16:51:52,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-09 16:51:52,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-11-09 16:51:52,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:52,650 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 16:51:52,650 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 16:51:52,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:52,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:52,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 16:51:52,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:52,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:52,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:52,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 16:51:52,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 16:51:52,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-09 16:51:52,928 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-09 16:51:52,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 16:51:52,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1503263249, now seen corresponding path program 1 times [2022-11-09 16:51:52,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 16:51:52,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116342452] [2022-11-09 16:51:52,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 16:51:52,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 16:51:52,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 16:51:53,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 16:51:53,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 16:51:53,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116342452] [2022-11-09 16:51:53,091 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116342452] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 16:51:53,091 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 16:51:53,091 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-09 16:51:53,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639359610] [2022-11-09 16:51:53,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 16:51:53,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-09 16:51:53,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 16:51:53,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-09 16:51:53,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-09 16:51:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:53,092 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 16:51:53,092 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.333333333333332) internal successors, (110), 6 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 16:51:53,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:53,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:53,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 16:51:53,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-09 16:51:53,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 16:51:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 16:51:53,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 16:51:53,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 16:51:53,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-09 16:51:53,269 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (5 of 6 remaining) [2022-11-09 16:51:53,269 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (4 of 6 remaining) [2022-11-09 16:51:53,269 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (3 of 6 remaining) [2022-11-09 16:51:53,269 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (2 of 6 remaining) [2022-11-09 16:51:53,269 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (1 of 6 remaining) [2022-11-09 16:51:53,270 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 6 remaining) [2022-11-09 16:51:53,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-09 16:51:53,271 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-09 16:51:53,271 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/2) [2022-11-09 16:51:53,271 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-09 16:51:53,271 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-09 16:51:53,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 04:51:53 BasicIcfg [2022-11-09 16:51:53,274 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-09 16:51:53,274 INFO L158 Benchmark]: Toolchain (without parser) took 5064.58ms. Allocated memory was 255.9MB in the beginning and 481.3MB in the end (delta: 225.4MB). Free memory was 196.3MB in the beginning and 182.7MB in the end (delta: 13.6MB). Peak memory consumption was 240.5MB. Max. memory is 8.0GB. [2022-11-09 16:51:53,274 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 255.9MB. Free memory was 214.7MB in the beginning and 214.6MB in the end (delta: 78.3kB). There was no memory consumed. Max. memory is 8.0GB. [2022-11-09 16:51:53,274 INFO L158 Benchmark]: CACSL2BoogieTranslator took 459.53ms. Allocated memory was 255.9MB in the beginning and 373.3MB in the end (delta: 117.4MB). Free memory was 196.2MB in the beginning and 334.6MB in the end (delta: -138.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-11-09 16:51:53,275 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.13ms. Allocated memory is still 373.3MB. Free memory was 334.6MB in the beginning and 332.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-09 16:51:53,275 INFO L158 Benchmark]: Boogie Preprocessor took 45.12ms. Allocated memory is still 373.3MB. Free memory was 332.5MB in the beginning and 330.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-09 16:51:53,275 INFO L158 Benchmark]: RCFGBuilder took 474.39ms. Allocated memory is still 373.3MB. Free memory was 330.7MB in the beginning and 312.6MB in the end (delta: 18.1MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2022-11-09 16:51:53,275 INFO L158 Benchmark]: TraceAbstraction took 4026.05ms. Allocated memory was 373.3MB in the beginning and 481.3MB in the end (delta: 108.0MB). Free memory was 311.9MB in the beginning and 182.7MB in the end (delta: 129.1MB). Peak memory consumption was 237.3MB. Max. memory is 8.0GB. [2022-11-09 16:51:53,276 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 255.9MB. Free memory was 214.7MB in the beginning and 214.6MB in the end (delta: 78.3kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 459.53ms. Allocated memory was 255.9MB in the beginning and 373.3MB in the end (delta: 117.4MB). Free memory was 196.2MB in the beginning and 334.6MB in the end (delta: -138.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 54.13ms. Allocated memory is still 373.3MB. Free memory was 334.6MB in the beginning and 332.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 45.12ms. Allocated memory is still 373.3MB. Free memory was 332.5MB in the beginning and 330.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 474.39ms. Allocated memory is still 373.3MB. Free memory was 330.7MB in the beginning and 312.6MB in the end (delta: 18.1MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 4026.05ms. Allocated memory was 373.3MB in the beginning and 481.3MB in the end (delta: 108.0MB). Free memory was 311.9MB in the beginning and 182.7MB in the end (delta: 129.1MB). Peak memory consumption was 237.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9648, positive: 9171, positive conditional: 2183, positive unconditional: 6988, negative: 477, negative conditional: 300, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9413, positive: 9171, positive conditional: 2183, positive unconditional: 6988, negative: 242, negative conditional: 65, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 9413, positive: 9171, positive conditional: 2183, positive unconditional: 6988, negative: 242, negative conditional: 65, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9655, positive: 9171, positive conditional: 52, positive unconditional: 9119, negative: 484, negative conditional: 190, negative unconditional: 294, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9655, positive: 9171, positive conditional: 52, positive unconditional: 9119, negative: 484, negative conditional: 95, negative unconditional: 389, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9655, positive: 9171, positive conditional: 52, positive unconditional: 9119, negative: 484, negative conditional: 95, negative unconditional: 389, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7260, positive: 7022, positive conditional: 34, positive unconditional: 6988, negative: 238, negative conditional: 59, negative unconditional: 179, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7260, positive: 6858, positive conditional: 0, positive unconditional: 6858, negative: 402, negative conditional: 0, negative unconditional: 402, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 402, positive: 164, positive conditional: 34, positive unconditional: 130, negative: 238, negative conditional: 59, negative unconditional: 179, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 557, positive: 233, positive conditional: 46, positive unconditional: 187, negative: 324, negative conditional: 92, negative unconditional: 232, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9655, positive: 2149, positive conditional: 18, positive unconditional: 2131, negative: 246, negative conditional: 36, negative unconditional: 210, unknown: 7260, unknown conditional: 93, unknown unconditional: 7167] , Statistics on independence cache: Total cache size (in pairs): 7260, Positive cache size: 7022, Positive conditional cache size: 34, Positive unconditional cache size: 6988, Negative cache size: 238, Negative conditional cache size: 59, Negative unconditional cache size: 179, Eliminated conditions: 95, Maximal queried relation: 4, Independence queries for same thread: 235 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 835, Number of trivial persistent sets: 597, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7165, positive: 6988, positive conditional: 0, positive unconditional: 6988, negative: 177, negative conditional: 0, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9648, positive: 9171, positive conditional: 2183, positive unconditional: 6988, negative: 477, negative conditional: 300, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9413, positive: 9171, positive conditional: 2183, positive unconditional: 6988, negative: 242, negative conditional: 65, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 9413, positive: 9171, positive conditional: 2183, positive unconditional: 6988, negative: 242, negative conditional: 65, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9655, positive: 9171, positive conditional: 52, positive unconditional: 9119, negative: 484, negative conditional: 190, negative unconditional: 294, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9655, positive: 9171, positive conditional: 52, positive unconditional: 9119, negative: 484, negative conditional: 95, negative unconditional: 389, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9655, positive: 9171, positive conditional: 52, positive unconditional: 9119, negative: 484, negative conditional: 95, negative unconditional: 389, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7260, positive: 7022, positive conditional: 34, positive unconditional: 6988, negative: 238, negative conditional: 59, negative unconditional: 179, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7260, positive: 6858, positive conditional: 0, positive unconditional: 6858, negative: 402, negative conditional: 0, negative unconditional: 402, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 402, positive: 164, positive conditional: 34, positive unconditional: 130, negative: 238, negative conditional: 59, negative unconditional: 179, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 557, positive: 233, positive conditional: 46, positive unconditional: 187, negative: 324, negative conditional: 92, negative unconditional: 232, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9655, positive: 2149, positive conditional: 18, positive unconditional: 2131, negative: 246, negative conditional: 36, negative unconditional: 210, unknown: 7260, unknown conditional: 93, unknown unconditional: 7167] , Statistics on independence cache: Total cache size (in pairs): 7260, Positive cache size: 7022, Positive conditional cache size: 34, Positive unconditional cache size: 6988, Negative cache size: 238, Negative conditional cache size: 59, Negative unconditional cache size: 179, Eliminated conditions: 95, Maximal queried relation: 4, Independence queries for same thread: 235 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9494, positive: 9120, positive conditional: 1669, positive unconditional: 7451, negative: 374, negative conditional: 237, negative unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9304, positive: 9120, positive conditional: 1669, positive unconditional: 7451, negative: 184, negative conditional: 47, negative unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 9304, positive: 9120, positive conditional: 1669, positive unconditional: 7451, negative: 184, negative conditional: 47, negative unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9467, positive: 9120, positive conditional: 40, positive unconditional: 9080, negative: 347, negative conditional: 123, negative unconditional: 224, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9467, positive: 9120, positive conditional: 40, positive unconditional: 9080, negative: 347, negative conditional: 56, negative unconditional: 291, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9467, positive: 9120, positive conditional: 40, positive unconditional: 9080, negative: 347, negative conditional: 56, negative unconditional: 291, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7661, positive: 7479, positive conditional: 28, positive unconditional: 7451, negative: 182, negative conditional: 43, negative unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7661, positive: 7343, positive conditional: 0, positive unconditional: 7343, negative: 318, negative conditional: 0, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 318, positive: 136, positive conditional: 28, positive unconditional: 108, negative: 182, negative conditional: 43, negative unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 352, positive: 149, positive conditional: 31, positive unconditional: 118, negative: 203, negative conditional: 73, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9467, positive: 1641, positive conditional: 12, positive unconditional: 1629, negative: 165, negative conditional: 13, negative unconditional: 152, unknown: 7661, unknown conditional: 71, unknown unconditional: 7590] , Statistics on independence cache: Total cache size (in pairs): 7661, Positive cache size: 7479, Positive conditional cache size: 28, Positive unconditional cache size: 7451, Negative cache size: 182, Negative conditional cache size: 43, Negative unconditional cache size: 139, Eliminated conditions: 67, Maximal queried relation: 4, Independence queries for same thread: 190 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 808, Number of trivial persistent sets: 496, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7588, positive: 7451, positive conditional: 0, positive unconditional: 7451, negative: 137, negative conditional: 0, negative unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9494, positive: 9120, positive conditional: 1669, positive unconditional: 7451, negative: 374, negative conditional: 237, negative unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9304, positive: 9120, positive conditional: 1669, positive unconditional: 7451, negative: 184, negative conditional: 47, negative unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 9304, positive: 9120, positive conditional: 1669, positive unconditional: 7451, negative: 184, negative conditional: 47, negative unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9467, positive: 9120, positive conditional: 40, positive unconditional: 9080, negative: 347, negative conditional: 123, negative unconditional: 224, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9467, positive: 9120, positive conditional: 40, positive unconditional: 9080, negative: 347, negative conditional: 56, negative unconditional: 291, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9467, positive: 9120, positive conditional: 40, positive unconditional: 9080, negative: 347, negative conditional: 56, negative unconditional: 291, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7661, positive: 7479, positive conditional: 28, positive unconditional: 7451, negative: 182, negative conditional: 43, negative unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7661, positive: 7343, positive conditional: 0, positive unconditional: 7343, negative: 318, negative conditional: 0, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 318, positive: 136, positive conditional: 28, positive unconditional: 108, negative: 182, negative conditional: 43, negative unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 352, positive: 149, positive conditional: 31, positive unconditional: 118, negative: 203, negative conditional: 73, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9467, positive: 1641, positive conditional: 12, positive unconditional: 1629, negative: 165, negative conditional: 13, negative unconditional: 152, unknown: 7661, unknown conditional: 71, unknown unconditional: 7590] , Statistics on independence cache: Total cache size (in pairs): 7661, Positive cache size: 7479, Positive conditional cache size: 28, Positive unconditional cache size: 7451, Negative cache size: 182, Negative conditional cache size: 43, Negative unconditional cache size: 139, Eliminated conditions: 67, Maximal queried relation: 4, Independence queries for same thread: 190 - PositiveResult [Line: 688]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 688]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 691]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 691]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 696]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 696]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 699]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 699]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 709]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 713]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 716]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 720]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 723]: 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: t_funThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 253 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 28, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 636 NumberOfCodeBlocks, 636 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 628 ConstructedInterpolants, 0 QuantifiedInterpolants, 1204 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 3 procedures, 253 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 423 NumberOfCodeBlocks, 423 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 418 ConstructedInterpolants, 0 QuantifiedInterpolants, 1652 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 13 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-09 16:51:53,299 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2022-11-09 16:51:53,512 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 [2022-11-09 16:51:53,712 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...