./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-atomic/dekker.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-atomic/dekker.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1b6ef65da122b5f043dc58aac5c98a5417eca7613b00ec724ef2626b8a50d79f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:04:33,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:04:33,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:04:33,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:04:33,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:04:33,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:04:33,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:04:33,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:04:33,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:04:33,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:04:33,512 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:04:33,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:04:33,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:04:33,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:04:33,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:04:33,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:04:33,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:04:33,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:04:33,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:04:33,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:04:33,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:04:33,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:04:33,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:04:33,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:04:33,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:04:33,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:04:33,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:04:33,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:04:33,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:04:33,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:04:33,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:04:33,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:04:33,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:04:33,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:04:33,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:04:33,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:04:33,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:04:33,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:04:33,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:04:33,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:04:33,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:04:33,567 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2021-11-22 23:04:33,608 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:04:33,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:04:33,609 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 23:04:33,609 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 23:04:33,615 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:04:33,615 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-22 23:04:33,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:04:33,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:04:33,616 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 23:04:33,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:04:33,618 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:04:33,618 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 23:04:33,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:04:33,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:04:33,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:04:33,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:04:33,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:04:33,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:04:33,619 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-22 23:04:33,620 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:04:33,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:04:33,620 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:04:33,620 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:04:33,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:04:33,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 23:04:33,621 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-22 23:04:33,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 23:04:33,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:04:33,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:04:33,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:04:33,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:04:33,623 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 23:04:33,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:04:33,624 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 23:04:33,624 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-22 23:04:33,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:04:33,624 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-22 23:04:33,625 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-22 23:04:33,625 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b6ef65da122b5f043dc58aac5c98a5417eca7613b00ec724ef2626b8a50d79f [2021-11-22 23:04:33,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:04:33,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:04:33,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:04:33,918 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:04:33,919 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:04:33,920 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/../../sv-benchmarks/c/pthread-atomic/dekker.i [2021-11-22 23:04:33,982 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/data/384182059/90bbeb8c035a44bcba3bb56922b81434/FLAG53f271ab6 [2021-11-22 23:04:34,520 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:04:34,526 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/sv-benchmarks/c/pthread-atomic/dekker.i [2021-11-22 23:04:34,557 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/data/384182059/90bbeb8c035a44bcba3bb56922b81434/FLAG53f271ab6 [2021-11-22 23:04:34,795 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/data/384182059/90bbeb8c035a44bcba3bb56922b81434 [2021-11-22 23:04:34,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:04:34,799 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:04:34,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:04:34,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:04:34,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:04:34,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:04:34" (1/1) ... [2021-11-22 23:04:34,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7715850e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:34, skipping insertion in model container [2021-11-22 23:04:34,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:04:34" (1/1) ... [2021-11-22 23:04:34,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:04:34,897 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:04:35,091 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-22 23:04:35,222 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/sv-benchmarks/c/pthread-atomic/dekker.i[31403,31416] [2021-11-22 23:04:35,228 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/sv-benchmarks/c/pthread-atomic/dekker.i[32483,32496] [2021-11-22 23:04:35,235 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:04:35,243 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:04:35,257 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-22 23:04:35,280 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/sv-benchmarks/c/pthread-atomic/dekker.i[31403,31416] [2021-11-22 23:04:35,284 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/sv-benchmarks/c/pthread-atomic/dekker.i[32483,32496] [2021-11-22 23:04:35,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:04:35,327 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:04:35,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:35 WrapperNode [2021-11-22 23:04:35,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:04:35,328 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:04:35,329 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:04:35,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:04:35,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:35" (1/1) ... [2021-11-22 23:04:35,351 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:35" (1/1) ... [2021-11-22 23:04:35,374 INFO L137 Inliner]: procedures = 172, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2021-11-22 23:04:35,374 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:04:35,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:04:35,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:04:35,375 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:04:35,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:35" (1/1) ... [2021-11-22 23:04:35,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:35" (1/1) ... [2021-11-22 23:04:35,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:35" (1/1) ... [2021-11-22 23:04:35,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:35" (1/1) ... [2021-11-22 23:04:35,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:35" (1/1) ... [2021-11-22 23:04:35,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:35" (1/1) ... [2021-11-22 23:04:35,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:35" (1/1) ... [2021-11-22 23:04:35,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:04:35,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:04:35,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:04:35,410 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:04:35,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:35" (1/1) ... [2021-11-22 23:04:35,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:04:35,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:04:35,445 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 23:04:35,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 23:04:35,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:04:35,484 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-11-22 23:04:35,484 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-11-22 23:04:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-22 23:04:35,485 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-22 23:04:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:04:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:04:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:04:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:04:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:04:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:04:35,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:04:35,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:04:35,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:04:35,487 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:04:35,594 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:04:35,601 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:04:35,908 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:04:36,048 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:04:36,048 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-22 23:04:36,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:04:36 BoogieIcfgContainer [2021-11-22 23:04:36,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:04:36,054 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 23:04:36,055 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 23:04:36,072 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 23:04:36,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:04:34" (1/3) ... [2021-11-22 23:04:36,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60716ad1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:04:36, skipping insertion in model container [2021-11-22 23:04:36,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:35" (2/3) ... [2021-11-22 23:04:36,074 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60716ad1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:04:36, skipping insertion in model container [2021-11-22 23:04:36,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:04:36" (3/3) ... [2021-11-22 23:04:36,076 INFO L111 eAbstractionObserver]: Analyzing ICFG dekker.i [2021-11-22 23:04:36,081 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-22 23:04:36,081 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 23:04:36,081 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2021-11-22 23:04:36,081 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-22 23:04:36,138 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,139 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,139 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,139 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,140 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,140 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,140 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,141 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,141 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,141 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,142 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,142 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,142 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,142 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,143 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,143 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,143 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,144 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,144 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,144 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,145 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,145 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,145 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,145 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,146 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,146 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,146 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,146 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,147 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,147 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,147 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,148 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,148 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,148 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,148 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,149 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,149 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,149 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,150 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,150 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,150 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,150 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,151 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,151 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,151 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,151 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,152 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,152 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,152 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,153 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,153 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,153 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,154 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,154 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,154 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,155 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,155 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,155 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,155 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,156 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,156 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,156 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,157 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,157 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,158 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,159 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,159 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,159 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,159 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,160 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,160 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,160 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,161 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,161 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,161 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,161 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,162 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,162 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,162 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,163 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,163 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,163 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,164 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,164 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,164 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,164 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,165 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,165 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,170 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,170 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,170 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,170 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,171 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,171 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,171 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,171 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,172 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,172 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,172 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,172 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,172 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,173 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,173 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,173 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,173 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,174 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,174 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,174 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,174 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,174 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,175 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,175 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,175 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,175 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,176 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,176 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,176 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,177 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,177 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,177 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,177 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,177 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,178 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,178 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,178 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,178 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,178 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,179 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,182 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,182 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,182 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,183 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,183 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,183 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,183 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,183 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,184 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,184 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,184 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,184 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,191 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,191 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,192 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,192 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,192 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,192 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,193 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,193 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,193 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,193 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,193 WARN L322 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,194 WARN L322 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:36,204 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-11-22 23:04:36,268 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-22 23:04:36,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:04:36,270 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-22 23:04:36,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-22 23:04:36,333 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread1of1ForFork0 ======== [2021-11-22 23:04:36,339 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 23:04:36,339 INFO L340 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-11-22 23:04:36,482 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:36,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:36,487 INFO L85 PathProgramCache]: Analyzing trace with hash 963368901, now seen corresponding path program 1 times [2021-11-22 23:04:36,496 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:36,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702313881] [2021-11-22 23:04:36,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:36,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:36,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:36,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:36,749 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:36,749 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702313881] [2021-11-22 23:04:36,750 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702313881] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:36,750 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:36,750 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:04:36,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287906471] [2021-11-22 23:04:36,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:36,757 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:04:36,757 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:36,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:04:36,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:04:36,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:36,788 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:36,789 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:36,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:36,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:04:36,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 23:04:36,937 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err8ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:36,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:36,941 INFO L85 PathProgramCache]: Analyzing trace with hash -273897142, now seen corresponding path program 1 times [2021-11-22 23:04:36,941 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:36,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168519400] [2021-11-22 23:04:36,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:36,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:37,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:37,065 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:37,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168519400] [2021-11-22 23:04:37,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168519400] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:37,066 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:37,067 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 23:04:37,067 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14284047] [2021-11-22 23:04:37,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:37,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 23:04:37,071 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:37,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 23:04:37,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 23:04:37,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:37,074 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:37,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.0) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:37,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:04:37,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:37,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:04:37,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:37,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 23:04:37,121 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err9ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:37,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:37,123 INFO L85 PathProgramCache]: Analyzing trace with hash 768722858, now seen corresponding path program 1 times [2021-11-22 23:04:37,123 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:37,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667144707] [2021-11-22 23:04:37,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:37,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:37,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:37,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:37,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:37,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667144707] [2021-11-22 23:04:37,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667144707] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:37,222 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:37,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 23:04:37,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222046882] [2021-11-22 23:04:37,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:37,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 23:04:37,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:37,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 23:04:37,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 23:04:37,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:37,224 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:37,224 INFO L471 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) [2021-11-22 23:04:37,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:04:37,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:37,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:37,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:37,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:37,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:37,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-22 23:04:37,770 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err9ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:37,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:37,771 INFO L85 PathProgramCache]: Analyzing trace with hash -600910730, now seen corresponding path program 1 times [2021-11-22 23:04:37,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:37,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236604695] [2021-11-22 23:04:37,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:37,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:37,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:37,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:37,940 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:37,940 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236604695] [2021-11-22 23:04:37,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236604695] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:37,941 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:37,941 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:04:37,941 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999345929] [2021-11-22 23:04:37,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:37,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:04:37,942 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:37,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:04:37,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:04:37,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:37,943 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:37,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:37,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:37,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:37,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:37,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:37,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:37,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:37,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:37,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:37,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 23:04:37,994 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err9ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:37,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:37,996 INFO L85 PathProgramCache]: Analyzing trace with hash 1886602103, now seen corresponding path program 1 times [2021-11-22 23:04:37,996 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:37,996 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765425385] [2021-11-22 23:04:37,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:37,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:38,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:38,094 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:38,094 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765425385] [2021-11-22 23:04:38,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765425385] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:38,094 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:38,095 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 23:04:38,096 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290445673] [2021-11-22 23:04:38,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:38,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 23:04:38,098 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:38,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 23:04:38,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 23:04:38,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:38,100 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:38,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:38,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:38,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:38,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:38,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:38,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:38,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:38,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:38,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:38,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:38,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:38,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-22 23:04:38,565 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err9ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:38,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:38,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1824305108, now seen corresponding path program 1 times [2021-11-22 23:04:38,567 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:38,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827212762] [2021-11-22 23:04:38,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:38,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:38,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:38,690 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-22 23:04:38,690 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:38,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827212762] [2021-11-22 23:04:38,691 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827212762] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:38,691 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:38,691 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 23:04:38,691 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944600681] [2021-11-22 23:04:38,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:38,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 23:04:38,692 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:38,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 23:04:38,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 23:04:38,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:38,696 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:38,696 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:38,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:38,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:38,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:38,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:38,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:38,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:38,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:38,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:38,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:38,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:38,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:38,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 23:04:38,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-22 23:04:38,783 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err9ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:38,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:38,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1008317748, now seen corresponding path program 2 times [2021-11-22 23:04:38,784 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:38,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260153533] [2021-11-22 23:04:38,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:38,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:38,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:38,898 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:04:38,898 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:38,899 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260153533] [2021-11-22 23:04:38,899 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260153533] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:38,899 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:38,899 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 23:04:38,900 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636360852] [2021-11-22 23:04:38,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:38,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 23:04:38,900 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:38,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 23:04:38,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 23:04:38,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:38,902 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:38,902 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:38,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:38,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:38,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:38,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:38,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:38,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-22 23:04:38,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:39,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:39,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:39,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:39,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:39,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:39,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:39,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:39,340 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-22 23:04:39,340 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err9ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:39,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:39,341 INFO L85 PathProgramCache]: Analyzing trace with hash 1296785467, now seen corresponding path program 2 times [2021-11-22 23:04:39,341 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:39,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542558556] [2021-11-22 23:04:39,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:39,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:39,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:39,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:39,377 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:39,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542558556] [2021-11-22 23:04:39,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542558556] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:39,378 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:39,378 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 23:04:39,378 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804125100] [2021-11-22 23:04:39,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:39,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 23:04:39,379 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:39,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 23:04:39,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 23:04:39,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:39,380 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:39,380 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:39,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:39,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:39,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:39,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:39,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:39,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:39,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:39,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:39,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:39,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:39,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:39,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:39,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:39,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:39,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:39,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:39,968 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONDATA_RACE (11 of 12 remaining) [2021-11-22 23:04:39,969 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err1ASSERT_VIOLATIONDATA_RACE (10 of 12 remaining) [2021-11-22 23:04:39,969 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err2ASSERT_VIOLATIONDATA_RACE (9 of 12 remaining) [2021-11-22 23:04:39,969 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err3ASSERT_VIOLATIONDATA_RACE (8 of 12 remaining) [2021-11-22 23:04:39,969 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err7ASSERT_VIOLATIONDATA_RACE (7 of 12 remaining) [2021-11-22 23:04:39,970 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err8ASSERT_VIOLATIONDATA_RACE (6 of 12 remaining) [2021-11-22 23:04:39,970 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err4ASSERT_VIOLATIONDATA_RACE (5 of 12 remaining) [2021-11-22 23:04:39,970 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err6ASSERT_VIOLATIONDATA_RACE (4 of 12 remaining) [2021-11-22 23:04:39,970 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err5ASSERT_VIOLATIONDATA_RACE (3 of 12 remaining) [2021-11-22 23:04:39,971 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err9ASSERT_VIOLATIONDATA_RACE (2 of 12 remaining) [2021-11-22 23:04:39,971 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err10ASSERT_VIOLATIONDATA_RACE (1 of 12 remaining) [2021-11-22 23:04:39,971 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err11ASSERT_VIOLATIONDATA_RACE (0 of 12 remaining) [2021-11-22 23:04:39,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-22 23:04:39,980 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1] [2021-11-22 23:04:39,981 INFO L308 ceAbstractionStarter]: Result for error location thr1Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/3) [2021-11-22 23:04:39,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-22 23:04:39,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:04:39,986 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-22 23:04:39,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-22 23:04:39,991 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-22 23:04:39,993 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 23:04:39,993 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-11-22 23:04:39,997 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2021-11-22 23:04:39,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:39,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1014249397, now seen corresponding path program 1 times [2021-11-22 23:04:39,998 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:39,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689605762] [2021-11-22 23:04:39,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:39,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:40,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:40,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:40,014 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:40,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689605762] [2021-11-22 23:04:40,015 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689605762] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:40,015 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:40,015 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 23:04:40,015 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169593477] [2021-11-22 23:04:40,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:40,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 23:04:40,016 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:40,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 23:04:40,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 23:04:40,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:40,017 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:40,017 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:40,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:40,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:40,062 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-22 23:04:40,063 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2021-11-22 23:04:40,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:40,063 INFO L85 PathProgramCache]: Analyzing trace with hash -354588895, now seen corresponding path program 1 times [2021-11-22 23:04:40,063 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:40,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212807893] [2021-11-22 23:04:40,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:40,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:40,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:40,161 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:40,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212807893] [2021-11-22 23:04:40,162 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212807893] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:40,162 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:40,162 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 23:04:40,162 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415208234] [2021-11-22 23:04:40,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:40,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:04:40,163 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:40,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:04:40,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:04:40,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:40,164 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:40,165 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.0) internal successors, (50), 6 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:40,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:40,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:40,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:40,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:40,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-22 23:04:40,280 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2021-11-22 23:04:40,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:40,280 INFO L85 PathProgramCache]: Analyzing trace with hash 285272818, now seen corresponding path program 1 times [2021-11-22 23:04:40,281 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:40,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869992023] [2021-11-22 23:04:40,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:40,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:40,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:40,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:40,313 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:40,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869992023] [2021-11-22 23:04:40,314 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869992023] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:40,314 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:40,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 23:04:40,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579537552] [2021-11-22 23:04:40,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:40,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 23:04:40,315 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:40,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 23:04:40,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 23:04:40,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:40,316 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:40,317 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:40,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:40,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:40,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:40,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:40,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:40,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:40,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-22 23:04:40,349 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2021-11-22 23:04:40,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:40,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1750418239, now seen corresponding path program 1 times [2021-11-22 23:04:40,349 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:40,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508058497] [2021-11-22 23:04:40,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:40,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:40,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:40,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:40,383 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:40,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508058497] [2021-11-22 23:04:40,383 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508058497] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:40,383 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:40,383 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 23:04:40,384 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189007729] [2021-11-22 23:04:40,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:40,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 23:04:40,385 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:40,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 23:04:40,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 23:04:40,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:40,386 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:40,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:40,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:40,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:40,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:40,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:40,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:40,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:40,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:40,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:40,430 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-22 23:04:40,431 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2021-11-22 23:04:40,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:40,431 INFO L85 PathProgramCache]: Analyzing trace with hash -975183524, now seen corresponding path program 1 times [2021-11-22 23:04:40,432 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:40,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360255197] [2021-11-22 23:04:40,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:40,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:40,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:40,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:40,564 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:40,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360255197] [2021-11-22 23:04:40,565 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360255197] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:40,565 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:40,565 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 23:04:40,566 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393661578] [2021-11-22 23:04:40,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:40,566 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:04:40,566 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:40,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:04:40,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:04:40,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:40,568 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:40,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:40,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:40,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:40,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:40,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:40,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:41,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:41,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:41,063 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (5 of 6 remaining) [2021-11-22 23:04:41,063 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (4 of 6 remaining) [2021-11-22 23:04:41,063 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (3 of 6 remaining) [2021-11-22 23:04:41,063 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (2 of 6 remaining) [2021-11-22 23:04:41,064 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 6 remaining) [2021-11-22 23:04:41,064 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 6 remaining) [2021-11-22 23:04:41,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-22 23:04:41,068 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-22 23:04:41,068 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/3) [2021-11-22 23:04:41,070 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-22 23:04:41,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:04:41,107 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-22 23:04:41,112 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr2Thread1of1ForFork1 ======== [2021-11-22 23:04:41,113 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 23:04:41,113 INFO L340 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-11-22 23:04:41,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2021-11-22 23:04:41,157 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr2Err0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:41,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:41,157 INFO L85 PathProgramCache]: Analyzing trace with hash 1913353988, now seen corresponding path program 1 times [2021-11-22 23:04:41,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:41,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794278831] [2021-11-22 23:04:41,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:41,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:41,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:41,199 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:41,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794278831] [2021-11-22 23:04:41,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794278831] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:41,199 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:41,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:04:41,199 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72106872] [2021-11-22 23:04:41,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:41,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:04:41,200 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:41,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:04:41,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:04:41,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:41,201 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:41,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 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) [2021-11-22 23:04:41,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:41,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:04:41,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-22 23:04:41,255 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr2Err8ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:41,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:41,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1575240926, now seen corresponding path program 1 times [2021-11-22 23:04:41,256 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:41,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886823331] [2021-11-22 23:04:41,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:41,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:41,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:41,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:41,280 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:41,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886823331] [2021-11-22 23:04:41,281 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886823331] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:41,281 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:41,281 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 23:04:41,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188999614] [2021-11-22 23:04:41,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:41,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 23:04:41,282 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:41,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 23:04:41,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 23:04:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:41,283 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:41,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:41,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:04:41,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:41,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:04:41,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-22 23:04:41,306 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr2Err8ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:41,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:41,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1704876404, now seen corresponding path program 1 times [2021-11-22 23:04:41,306 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:41,307 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503057149] [2021-11-22 23:04:41,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:41,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:41,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:41,330 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:41,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503057149] [2021-11-22 23:04:41,330 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503057149] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:41,330 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:41,330 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 23:04:41,331 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307270711] [2021-11-22 23:04:41,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:41,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 23:04:41,331 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:41,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 23:04:41,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 23:04:41,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:41,332 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:41,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:41,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:04:41,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:41,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:04:41,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-22 23:04:41,355 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr2Err8ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:41,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:41,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1101743528, now seen corresponding path program 1 times [2021-11-22 23:04:41,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:41,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121816817] [2021-11-22 23:04:41,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:41,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:41,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:41,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:41,380 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:41,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121816817] [2021-11-22 23:04:41,381 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121816817] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:41,381 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:41,381 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 23:04:41,381 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176070202] [2021-11-22 23:04:41,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:41,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 23:04:41,382 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:41,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 23:04:41,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 23:04:41,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:41,383 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:41,383 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:41,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:04:41,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:41,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:41,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-22 23:04:41,433 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr2Err8ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:41,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:41,434 INFO L85 PathProgramCache]: Analyzing trace with hash -2057451212, now seen corresponding path program 1 times [2021-11-22 23:04:41,434 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:41,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985090557] [2021-11-22 23:04:41,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:41,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:41,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:41,457 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:41,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985090557] [2021-11-22 23:04:41,457 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985090557] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:41,458 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:41,458 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 23:04:41,458 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880371072] [2021-11-22 23:04:41,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:41,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 23:04:41,459 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:41,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 23:04:41,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 23:04:41,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:41,460 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:41,460 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 33.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:41,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:41,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:41,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:41,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-22 23:04:41,840 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr2Err8ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:41,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:41,840 INFO L85 PathProgramCache]: Analyzing trace with hash 1047767576, now seen corresponding path program 1 times [2021-11-22 23:04:41,841 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:41,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294257727] [2021-11-22 23:04:41,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:41,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:41,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:41,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:41,887 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:41,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294257727] [2021-11-22 23:04:41,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294257727] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:41,887 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:41,887 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 23:04:41,888 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584782353] [2021-11-22 23:04:41,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:41,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 23:04:41,888 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:41,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 23:04:41,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 23:04:41,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:41,889 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:41,889 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:41,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:41,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:41,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:42,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:42,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-22 23:04:42,144 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thr2Err9ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:42,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:42,144 INFO L85 PathProgramCache]: Analyzing trace with hash -322692481, now seen corresponding path program 1 times [2021-11-22 23:04:42,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:42,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130995770] [2021-11-22 23:04:42,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:42,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:42,182 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:04:42,183 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:42,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130995770] [2021-11-22 23:04:42,183 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130995770] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:42,183 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:42,184 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 23:04:42,184 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913907081] [2021-11-22 23:04:42,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:42,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 23:04:42,185 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:42,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 23:04:42,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 23:04:42,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:42,186 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:42,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:42,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:42,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:42,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:42,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-22 23:04:42,266 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thr2Err9ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:42,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:42,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1541348196, now seen corresponding path program 2 times [2021-11-22 23:04:42,267 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:42,267 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829416697] [2021-11-22 23:04:42,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:42,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:42,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:42,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:04:42,301 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:42,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829416697] [2021-11-22 23:04:42,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829416697] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:42,302 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:42,302 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 23:04:42,302 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166663961] [2021-11-22 23:04:42,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:42,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 23:04:42,303 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:42,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 23:04:42,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 23:04:42,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:42,304 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:42,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-22 23:04:42,581 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thr2Err9ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:42,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:42,581 INFO L85 PathProgramCache]: Analyzing trace with hash -466668129, now seen corresponding path program 1 times [2021-11-22 23:04:42,581 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:42,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717881177] [2021-11-22 23:04:42,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:42,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:42,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:42,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:42,621 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:42,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717881177] [2021-11-22 23:04:42,622 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717881177] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:42,622 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:42,622 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 23:04:42,622 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368292364] [2021-11-22 23:04:42,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:42,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 23:04:42,623 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:42,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 23:04:42,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 23:04:42,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:42,624 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:42,624 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:42,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:42,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:42,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:42,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-22 23:04:42,806 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thr2Err9ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:42,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:42,807 INFO L85 PathProgramCache]: Analyzing trace with hash -235612996, now seen corresponding path program 1 times [2021-11-22 23:04:42,807 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:42,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827716823] [2021-11-22 23:04:42,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:42,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:42,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:42,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:42,947 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:42,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827716823] [2021-11-22 23:04:42,948 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827716823] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:42,948 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:42,948 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:04:42,948 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281930286] [2021-11-22 23:04:42,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:42,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:04:42,949 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:42,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:04:42,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:04:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:42,950 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:42,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:42,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:42,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:42,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:42,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-22 23:04:42,998 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting thr2Err9ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2021-11-22 23:04:42,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:42,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1507197339, now seen corresponding path program 1 times [2021-11-22 23:04:42,999 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:42,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256962648] [2021-11-22 23:04:42,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:42,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:43,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:43,035 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:43,036 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256962648] [2021-11-22 23:04:43,036 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256962648] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:43,036 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:43,036 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 23:04:43,036 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573663052] [2021-11-22 23:04:43,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:43,037 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 23:04:43,037 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:43,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 23:04:43,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 23:04:43,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:43,038 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:43,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:43,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:43,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:43,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:43,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:43,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:43,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:43,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:43,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:43,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:43,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:43,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:43,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:43,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:43,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:43,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:43,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:43,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:43,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:43,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:43,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:04:43,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err0ASSERT_VIOLATIONDATA_RACE (11 of 12 remaining) [2021-11-22 23:04:43,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err1ASSERT_VIOLATIONDATA_RACE (10 of 12 remaining) [2021-11-22 23:04:43,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err2ASSERT_VIOLATIONDATA_RACE (9 of 12 remaining) [2021-11-22 23:04:43,374 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err3ASSERT_VIOLATIONDATA_RACE (8 of 12 remaining) [2021-11-22 23:04:43,375 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err7ASSERT_VIOLATIONDATA_RACE (7 of 12 remaining) [2021-11-22 23:04:43,375 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err8ASSERT_VIOLATIONDATA_RACE (6 of 12 remaining) [2021-11-22 23:04:43,375 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err4ASSERT_VIOLATIONDATA_RACE (5 of 12 remaining) [2021-11-22 23:04:43,375 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err6ASSERT_VIOLATIONDATA_RACE (4 of 12 remaining) [2021-11-22 23:04:43,375 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err5ASSERT_VIOLATIONDATA_RACE (3 of 12 remaining) [2021-11-22 23:04:43,376 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err9ASSERT_VIOLATIONDATA_RACE (2 of 12 remaining) [2021-11-22 23:04:43,376 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err10ASSERT_VIOLATIONDATA_RACE (1 of 12 remaining) [2021-11-22 23:04:43,376 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err11ASSERT_VIOLATIONDATA_RACE (0 of 12 remaining) [2021-11-22 23:04:43,376 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-22 23:04:43,378 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 23:04:43,379 INFO L308 ceAbstractionStarter]: Result for error location thr2Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (3/3) [2021-11-22 23:04:43,379 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-22 23:04:43,380 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 23:04:43,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:04:43 BasicIcfg [2021-11-22 23:04:43,384 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 23:04:43,385 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:04:43,385 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:04:43,385 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:04:43,386 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:04:36" (3/4) ... [2021-11-22 23:04:43,389 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 23:04:43,395 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thr2 [2021-11-22 23:04:43,395 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thr1 [2021-11-22 23:04:43,400 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2021-11-22 23:04:43,400 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-22 23:04:43,400 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-22 23:04:43,401 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 23:04:43,432 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/witness.graphml [2021-11-22 23:04:43,432 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:04:43,433 INFO L158 Benchmark]: Toolchain (without parser) took 8634.21ms. Allocated memory was 94.4MB in the beginning and 371.2MB in the end (delta: 276.8MB). Free memory was 52.2MB in the beginning and 206.9MB in the end (delta: -154.7MB). Peak memory consumption was 120.6MB. Max. memory is 16.1GB. [2021-11-22 23:04:43,434 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 94.4MB. Free memory was 69.8MB in the beginning and 69.7MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:04:43,434 INFO L158 Benchmark]: CACSL2BoogieTranslator took 527.27ms. Allocated memory is still 94.4MB. Free memory was 52.0MB in the beginning and 57.7MB in the end (delta: -5.6MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2021-11-22 23:04:43,434 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.89ms. Allocated memory is still 94.4MB. Free memory was 57.7MB in the beginning and 55.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:04:43,435 INFO L158 Benchmark]: Boogie Preprocessor took 33.83ms. Allocated memory is still 94.4MB. Free memory was 55.6MB in the beginning and 53.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:04:43,435 INFO L158 Benchmark]: RCFGBuilder took 641.67ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 53.8MB in the beginning and 89.2MB in the end (delta: -35.4MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2021-11-22 23:04:43,436 INFO L158 Benchmark]: TraceAbstraction took 7329.79ms. Allocated memory was 117.4MB in the beginning and 371.2MB in the end (delta: 253.8MB). Free memory was 88.6MB in the beginning and 210.0MB in the end (delta: -121.4MB). Peak memory consumption was 131.9MB. Max. memory is 16.1GB. [2021-11-22 23:04:43,436 INFO L158 Benchmark]: Witness Printer took 47.90ms. Allocated memory is still 371.2MB. Free memory was 210.0MB in the beginning and 206.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:04:43,439 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 94.4MB. Free memory was 69.8MB in the beginning and 69.7MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 527.27ms. Allocated memory is still 94.4MB. Free memory was 52.0MB in the beginning and 57.7MB in the end (delta: -5.6MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.89ms. Allocated memory is still 94.4MB. Free memory was 57.7MB in the beginning and 55.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.83ms. Allocated memory is still 94.4MB. Free memory was 55.6MB in the beginning and 53.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 641.67ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 53.8MB in the beginning and 89.2MB in the end (delta: -35.4MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * TraceAbstraction took 7329.79ms. Allocated memory was 117.4MB in the beginning and 371.2MB in the end (delta: 253.8MB). Free memory was 88.6MB in the beginning and 210.0MB in the end (delta: -121.4MB). Peak memory consumption was 131.9MB. Max. memory is 16.1GB. * Witness Printer took 47.90ms. Allocated memory is still 371.2MB. Free memory was 210.0MB in the beginning and 206.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 63856, positive: 56192, positive conditional: 49478, positive unconditional: 6714, negative: 7664, negative conditional: 7607, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 56879, positive: 56192, positive conditional: 49478, positive unconditional: 6714, negative: 687, negative conditional: 630, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 56879, positive: 56192, positive conditional: 49478, positive unconditional: 6714, negative: 687, negative conditional: 630, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 59551, positive: 56192, positive conditional: 49475, positive unconditional: 6717, negative: 3359, negative conditional: 2672, negative unconditional: 687, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 59551, positive: 56192, positive conditional: 6819, positive unconditional: 49373, negative: 3359, negative conditional: 616, negative unconditional: 2743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 59551, positive: 56192, positive conditional: 6819, positive unconditional: 49373, negative: 3359, negative conditional: 616, negative unconditional: 2743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5674, positive: 5593, positive conditional: 4, positive unconditional: 5589, negative: 81, negative conditional: 23, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5674, positive: 5410, positive conditional: 0, positive unconditional: 5410, negative: 264, negative conditional: 0, negative unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 264, positive: 183, positive conditional: 1, positive unconditional: 182, negative: 81, negative conditional: 23, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 296, positive: 174, positive conditional: 1, positive unconditional: 174, negative: 121, negative conditional: 33, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 59551, positive: 50599, positive conditional: 6815, positive unconditional: 43784, negative: 3278, negative conditional: 593, negative unconditional: 2685, unknown: 5674, unknown conditional: 27, unknown unconditional: 5647] , Statistics on independence cache: Total cache size (in pairs): 5674, Positive cache size: 5593, Positive conditional cache size: 4, Positive unconditional cache size: 5589, Negative cache size: 81, Negative conditional cache size: 23, Negative unconditional cache size: 58, Eliminated conditions: 44712, Maximal queried relation: 7, Independence queries for same thread: 6977 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 2165, Number of trivial persistent sets: 1736, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6771, positive: 6714, positive conditional: 0, positive unconditional: 6714, negative: 57, negative conditional: 0, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 63856, positive: 56192, positive conditional: 49478, positive unconditional: 6714, negative: 7664, negative conditional: 7607, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 56879, positive: 56192, positive conditional: 49478, positive unconditional: 6714, negative: 687, negative conditional: 630, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 56879, positive: 56192, positive conditional: 49478, positive unconditional: 6714, negative: 687, negative conditional: 630, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 59551, positive: 56192, positive conditional: 49475, positive unconditional: 6717, negative: 3359, negative conditional: 2672, negative unconditional: 687, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 59551, positive: 56192, positive conditional: 6819, positive unconditional: 49373, negative: 3359, negative conditional: 616, negative unconditional: 2743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 59551, positive: 56192, positive conditional: 6819, positive unconditional: 49373, negative: 3359, negative conditional: 616, negative unconditional: 2743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5674, positive: 5593, positive conditional: 4, positive unconditional: 5589, negative: 81, negative conditional: 23, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5674, positive: 5410, positive conditional: 0, positive unconditional: 5410, negative: 264, negative conditional: 0, negative unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 264, positive: 183, positive conditional: 1, positive unconditional: 182, negative: 81, negative conditional: 23, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 296, positive: 174, positive conditional: 1, positive unconditional: 174, negative: 121, negative conditional: 33, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 59551, positive: 50599, positive conditional: 6815, positive unconditional: 43784, negative: 3278, negative conditional: 593, negative unconditional: 2685, unknown: 5674, unknown conditional: 27, unknown unconditional: 5647] , Statistics on independence cache: Total cache size (in pairs): 5674, Positive cache size: 5593, Positive conditional cache size: 4, Positive unconditional cache size: 5589, Negative cache size: 81, Negative conditional cache size: 23, Negative unconditional cache size: 58, Eliminated conditions: 44712, Maximal queried relation: 7, Independence queries for same thread: 6977 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10022, positive: 9011, positive conditional: 2751, positive unconditional: 6260, negative: 1011, negative conditional: 938, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9166, positive: 9011, positive conditional: 2751, positive unconditional: 6260, negative: 155, negative conditional: 82, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 9166, positive: 9011, positive conditional: 2751, positive unconditional: 6260, negative: 155, negative conditional: 82, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9355, positive: 9011, positive conditional: 2751, positive unconditional: 6260, negative: 344, negative conditional: 189, negative unconditional: 155, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9355, positive: 9011, positive conditional: 457, positive unconditional: 8554, negative: 344, negative conditional: 5, negative unconditional: 339, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9355, positive: 9011, positive conditional: 457, positive unconditional: 8554, negative: 344, negative conditional: 5, negative unconditional: 339, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5357, positive: 5277, positive conditional: 5, positive unconditional: 5272, negative: 80, negative conditional: 3, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5357, positive: 5052, positive conditional: 0, positive unconditional: 5052, negative: 305, negative conditional: 0, negative unconditional: 305, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 305, positive: 225, positive conditional: 5, positive unconditional: 220, negative: 80, negative conditional: 3, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 237, positive: 149, positive conditional: 3, positive unconditional: 146, negative: 88, negative conditional: 2, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9355, positive: 3734, positive conditional: 452, positive unconditional: 3282, negative: 264, negative conditional: 2, negative unconditional: 262, unknown: 5357, unknown conditional: 8, unknown unconditional: 5349] , Statistics on independence cache: Total cache size (in pairs): 5357, Positive cache size: 5277, Positive conditional cache size: 5, Positive unconditional cache size: 5272, Negative cache size: 80, Negative conditional cache size: 3, Negative unconditional cache size: 77, Eliminated conditions: 2478, Maximal queried relation: 3, Independence queries for same thread: 856 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 594, Number of trivial persistent sets: 430, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6333, positive: 6260, positive conditional: 0, positive unconditional: 6260, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10022, positive: 9011, positive conditional: 2751, positive unconditional: 6260, negative: 1011, negative conditional: 938, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9166, positive: 9011, positive conditional: 2751, positive unconditional: 6260, negative: 155, negative conditional: 82, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 9166, positive: 9011, positive conditional: 2751, positive unconditional: 6260, negative: 155, negative conditional: 82, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9355, positive: 9011, positive conditional: 2751, positive unconditional: 6260, negative: 344, negative conditional: 189, negative unconditional: 155, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9355, positive: 9011, positive conditional: 457, positive unconditional: 8554, negative: 344, negative conditional: 5, negative unconditional: 339, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9355, positive: 9011, positive conditional: 457, positive unconditional: 8554, negative: 344, negative conditional: 5, negative unconditional: 339, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5357, positive: 5277, positive conditional: 5, positive unconditional: 5272, negative: 80, negative conditional: 3, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5357, positive: 5052, positive conditional: 0, positive unconditional: 5052, negative: 305, negative conditional: 0, negative unconditional: 305, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 305, positive: 225, positive conditional: 5, positive unconditional: 220, negative: 80, negative conditional: 3, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 237, positive: 149, positive conditional: 3, positive unconditional: 146, negative: 88, negative conditional: 2, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9355, positive: 3734, positive conditional: 452, positive unconditional: 3282, negative: 264, negative conditional: 2, negative unconditional: 262, unknown: 5357, unknown conditional: 8, unknown unconditional: 5349] , Statistics on independence cache: Total cache size (in pairs): 5357, Positive cache size: 5277, Positive conditional cache size: 5, Positive unconditional cache size: 5272, Negative cache size: 80, Negative conditional cache size: 3, Negative unconditional cache size: 77, Eliminated conditions: 2478, Maximal queried relation: 3, Independence queries for same thread: 856 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50575, positive: 44936, positive conditional: 37554, positive unconditional: 7382, negative: 5639, negative conditional: 5571, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45575, positive: 44936, positive conditional: 37554, positive unconditional: 7382, negative: 639, negative conditional: 571, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 45575, positive: 44936, positive conditional: 37554, positive unconditional: 7382, negative: 639, negative conditional: 571, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 48258, positive: 44936, positive conditional: 37543, positive unconditional: 7393, negative: 3322, negative conditional: 2683, negative unconditional: 639, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 48258, positive: 44936, positive conditional: 9241, positive unconditional: 35695, negative: 3322, negative conditional: 696, negative unconditional: 2626, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 48258, positive: 44936, positive conditional: 9241, positive unconditional: 35695, negative: 3322, negative conditional: 696, negative unconditional: 2626, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6177, positive: 6080, positive conditional: 7, positive unconditional: 6073, negative: 97, negative conditional: 28, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6177, positive: 5857, positive conditional: 0, positive unconditional: 5857, negative: 320, negative conditional: 0, negative unconditional: 320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 320, positive: 223, positive conditional: 7, positive unconditional: 216, negative: 97, negative conditional: 28, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 210, positive: 100, positive conditional: 4, positive unconditional: 96, negative: 110, negative conditional: 27, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 48258, positive: 38856, positive conditional: 9234, positive unconditional: 29622, negative: 3225, negative conditional: 668, negative unconditional: 2557, unknown: 6177, unknown conditional: 35, unknown unconditional: 6142] , Statistics on independence cache: Total cache size (in pairs): 6177, Positive cache size: 6080, Positive conditional cache size: 7, Positive unconditional cache size: 6073, Negative cache size: 97, Negative conditional cache size: 28, Negative unconditional cache size: 69, Eliminated conditions: 30289, Maximal queried relation: 8, Independence queries for same thread: 5000 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 2588, Number of trivial persistent sets: 1855, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7450, positive: 7382, positive conditional: 0, positive unconditional: 7382, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50575, positive: 44936, positive conditional: 37554, positive unconditional: 7382, negative: 5639, negative conditional: 5571, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45575, positive: 44936, positive conditional: 37554, positive unconditional: 7382, negative: 639, negative conditional: 571, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 45575, positive: 44936, positive conditional: 37554, positive unconditional: 7382, negative: 639, negative conditional: 571, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 48258, positive: 44936, positive conditional: 37543, positive unconditional: 7393, negative: 3322, negative conditional: 2683, negative unconditional: 639, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 48258, positive: 44936, positive conditional: 9241, positive unconditional: 35695, negative: 3322, negative conditional: 696, negative unconditional: 2626, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 48258, positive: 44936, positive conditional: 9241, positive unconditional: 35695, negative: 3322, negative conditional: 696, negative unconditional: 2626, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6177, positive: 6080, positive conditional: 7, positive unconditional: 6073, negative: 97, negative conditional: 28, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6177, positive: 5857, positive conditional: 0, positive unconditional: 5857, negative: 320, negative conditional: 0, negative unconditional: 320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 320, positive: 223, positive conditional: 7, positive unconditional: 216, negative: 97, negative conditional: 28, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 210, positive: 100, positive conditional: 4, positive unconditional: 96, negative: 110, negative conditional: 27, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 48258, positive: 38856, positive conditional: 9234, positive unconditional: 29622, negative: 3225, negative conditional: 668, negative unconditional: 2557, unknown: 6177, unknown conditional: 35, unknown unconditional: 6142] , Statistics on independence cache: Total cache size (in pairs): 6177, Positive cache size: 6080, Positive conditional cache size: 7, Positive unconditional cache size: 6073, Negative cache size: 97, Negative conditional cache size: 28, Negative unconditional cache size: 69, Eliminated conditions: 30289, Maximal queried relation: 8, Independence queries for same thread: 5000 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 709]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 712]: 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: 735]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 738]: 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 - PositiveResult [Line: 731]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 727]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 739]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 741]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 744]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 791]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 791]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 794]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 795]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 750]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 753]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 757]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 761]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 776]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 779]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 764]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 772]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 768]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 780]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 782]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 785]: 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: thr1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 228 locations, 54 error locations. Started 1 CEGAR loops. OverallTime: 3.7s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 2.5s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 40, 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, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 534 NumberOfCodeBlocks, 534 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 526 ConstructedInterpolants, 0 QuantifiedInterpolants, 892 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 64/64 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 228 locations, 54 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.7s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 327 NumberOfCodeBlocks, 327 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 322 ConstructedInterpolants, 0 QuantifiedInterpolants, 550 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr2Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 228 locations, 54 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.7s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 51, 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, 0.4s InterpolantComputationTime, 750 NumberOfCodeBlocks, 750 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 739 ConstructedInterpolants, 0 QuantifiedInterpolants, 1144 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 14/14 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 28 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-11-22 23:04:43,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2021-11-22 23:04:43,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2021-11-22 23:04:43,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-22 23:04:44,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfff2c39-32fa-4a50-a012-7874de396a74/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE