./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0026561c-e514-4faf-b523-c816d9c21424/bin/ugemcutter-verify-v6A4Riy6iL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0026561c-e514-4faf-b523-c816d9c21424/bin/ugemcutter-verify-v6A4Riy6iL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0026561c-e514-4faf-b523-c816d9c21424/bin/ugemcutter-verify-v6A4Riy6iL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0026561c-e514-4faf-b523-c816d9c21424/bin/ugemcutter-verify-v6A4Riy6iL/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0026561c-e514-4faf-b523-c816d9c21424/bin/ugemcutter-verify-v6A4Riy6iL/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0026561c-e514-4faf-b523-c816d9c21424/bin/ugemcutter-verify-v6A4Riy6iL --witnessprinter.witness.filename witness --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 6e0191a7c0154db5e6d5798f5b20e5814ce0ff555e18a7acf1f1e5e323a36576 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 12:10:05,256 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 12:10:05,354 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0026561c-e514-4faf-b523-c816d9c21424/bin/ugemcutter-verify-v6A4Riy6iL/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2024-11-08 12:10:05,360 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 12:10:05,361 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 12:10:05,389 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 12:10:05,390 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 12:10:05,390 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 12:10:05,391 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 12:10:05,391 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 12:10:05,392 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 12:10:05,392 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 12:10:05,393 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 12:10:05,393 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 12:10:05,396 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 12:10:05,396 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 12:10:05,398 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 12:10:05,401 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 12:10:05,402 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 12:10:05,402 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 12:10:05,402 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 12:10:05,403 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 12:10:05,403 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-08 12:10:05,404 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 12:10:05,404 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 12:10:05,405 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 12:10:05,405 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 12:10:05,405 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 12:10:05,406 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 12:10:05,406 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 12:10:05,406 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-08 12:10:05,407 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 12:10:05,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-08 12:10:05,408 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 12:10:05,408 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 12:10:05,409 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 12:10:05,409 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 12:10:05,410 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 12:10:05,410 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 12:10:05,410 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-08 12:10:05,411 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-08 12:10:05,412 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-08 12:10:05,412 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-08 12:10:05,412 INFO L153 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_0026561c-e514-4faf-b523-c816d9c21424/bin/ugemcutter-verify-v6A4Riy6iL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0026561c-e514-4faf-b523-c816d9c21424/bin/ugemcutter-verify-v6A4Riy6iL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e0191a7c0154db5e6d5798f5b20e5814ce0ff555e18a7acf1f1e5e323a36576 [2024-11-08 12:10:05,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 12:10:05,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 12:10:05,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 12:10:05,728 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 12:10:05,728 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 12:10:05,730 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0026561c-e514-4faf-b523-c816d9c21424/bin/ugemcutter-verify-v6A4Riy6iL/../../sv-benchmarks/c/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i Unable to find full path for "g++" [2024-11-08 12:10:07,797 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 12:10:08,106 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 12:10:08,107 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0026561c-e514-4faf-b523-c816d9c21424/sv-benchmarks/c/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i [2024-11-08 12:10:08,138 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0026561c-e514-4faf-b523-c816d9c21424/bin/ugemcutter-verify-v6A4Riy6iL/data/fb53e7e9c/8ec4bd6010864d419a472569f30694c7/FLAG78d8ae3cd [2024-11-08 12:10:08,385 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0026561c-e514-4faf-b523-c816d9c21424/bin/ugemcutter-verify-v6A4Riy6iL/data/fb53e7e9c/8ec4bd6010864d419a472569f30694c7 [2024-11-08 12:10:08,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 12:10:08,390 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 12:10:08,392 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 12:10:08,392 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 12:10:08,398 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 12:10:08,399 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:10:08" (1/1) ... [2024-11-08 12:10:08,401 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f2c42bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:10:08, skipping insertion in model container [2024-11-08 12:10:08,401 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:10:08" (1/1) ... [2024-11-08 12:10:08,462 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 12:10:09,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 12:10:09,154 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 12:10:09,261 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 12:10:09,330 INFO L204 MainTranslator]: Completed translation [2024-11-08 12:10:09,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:10:09 WrapperNode [2024-11-08 12:10:09,332 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 12:10:09,333 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 12:10:09,334 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 12:10:09,335 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 12:10:09,346 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:10:09" (1/1) ... [2024-11-08 12:10:09,383 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:10:09" (1/1) ... [2024-11-08 12:10:09,473 INFO L138 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 920 [2024-11-08 12:10:09,474 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 12:10:09,478 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 12:10:09,479 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 12:10:09,479 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 12:10:09,503 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:10:09" (1/1) ... [2024-11-08 12:10:09,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:10:09" (1/1) ... [2024-11-08 12:10:09,512 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:10:09" (1/1) ... [2024-11-08 12:10:09,517 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:10:09" (1/1) ... [2024-11-08 12:10:09,552 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:10:09" (1/1) ... [2024-11-08 12:10:09,566 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:10:09" (1/1) ... [2024-11-08 12:10:09,569 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:10:09" (1/1) ... [2024-11-08 12:10:09,580 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:10:09" (1/1) ... [2024-11-08 12:10:09,590 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 12:10:09,591 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 12:10:09,591 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 12:10:09,591 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 12:10:09,596 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:10:09" (1/1) ... [2024-11-08 12:10:09,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-08 12:10:09,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0026561c-e514-4faf-b523-c816d9c21424/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:10:09,657 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0026561c-e514-4faf-b523-c816d9c21424/bin/ugemcutter-verify-v6A4Riy6iL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-08 12:10:09,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0026561c-e514-4faf-b523-c816d9c21424/bin/ugemcutter-verify-v6A4Riy6iL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-08 12:10:09,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 12:10:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 12:10:09,699 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 12:10:09,699 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 12:10:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 12:10:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 12:10:09,700 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 12:10:09,700 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 12:10:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 12:10:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 12:10:09,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 12:10:09,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 12:10:09,704 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 12:10:10,006 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 12:10:10,013 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 12:10:11,530 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 12:10:11,530 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 12:10:16,670 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 12:10:16,670 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 12:10:16,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:10:16 BoogieIcfgContainer [2024-11-08 12:10:16,671 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 12:10:16,675 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 12:10:16,675 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 12:10:16,678 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 12:10:16,679 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 12:10:08" (1/3) ... [2024-11-08 12:10:16,680 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f16803f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 12:10:16, skipping insertion in model container [2024-11-08 12:10:16,680 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:10:09" (2/3) ... [2024-11-08 12:10:16,681 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f16803f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 12:10:16, skipping insertion in model container [2024-11-08 12:10:16,681 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:10:16" (3/3) ... [2024-11-08 12:10:16,684 INFO L112 eAbstractionObserver]: Analyzing ICFG safe030_power.opt_pso.opt_rmo.opt.i [2024-11-08 12:10:16,704 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 12:10:16,704 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 214 error locations. [2024-11-08 12:10:16,705 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-08 12:10:16,913 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-08 12:10:16,973 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:10:16,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-08 12:10:16,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0026561c-e514-4faf-b523-c816d9c21424/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:10:16,976 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0026561c-e514-4faf-b523-c816d9c21424/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-08 12:10:16,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0026561c-e514-4faf-b523-c816d9c21424/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-08 12:10:17,027 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-08 12:10:17,042 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork1 ======== [2024-11-08 12:10:17,049 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@670cc6c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:10:17,049 INFO L334 AbstractCegarLoop]: Starting to check reachability of 48 error locations. [2024-11-08 12:11:37,695 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONDATA_RACE === [P2Err0ASSERT_VIOLATIONDATA_RACE, P2Err1ASSERT_VIOLATIONDATA_RACE, P2Err2ASSERT_VIOLATIONDATA_RACE, P2Err3ASSERT_VIOLATIONDATA_RACE (and 44 more)] === [2024-11-08 12:11:37,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:11:37,701 INFO L85 PathProgramCache]: Analyzing trace with hash 532664762, now seen corresponding path program 1 times [2024-11-08 12:11:37,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:11:37,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649413238] [2024-11-08 12:11:37,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:11:37,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:11:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:11:37,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:11:37,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:11:37,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649413238] [2024-11-08 12:11:37,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649413238] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:11:37,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:11:37,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 12:11:37,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799808036] [2024-11-08 12:11:37,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:11:37,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 12:11:37,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:11:37,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 12:11:37,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 12:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:11:37,975 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:11:37,976 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 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) [2024-11-08 12:11:37,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:14:31,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:14:31,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (47 of 48 remaining) [2024-11-08 12:14:31,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (46 of 48 remaining) [2024-11-08 12:14:31,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (45 of 48 remaining) [2024-11-08 12:14:31,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (44 of 48 remaining) [2024-11-08 12:14:31,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (43 of 48 remaining) [2024-11-08 12:14:31,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (42 of 48 remaining) [2024-11-08 12:14:31,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err6ASSERT_VIOLATIONDATA_RACE (41 of 48 remaining) [2024-11-08 12:14:31,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err7ASSERT_VIOLATIONDATA_RACE (40 of 48 remaining) [2024-11-08 12:14:31,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err8ASSERT_VIOLATIONDATA_RACE (39 of 48 remaining) [2024-11-08 12:14:31,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err9ASSERT_VIOLATIONDATA_RACE (38 of 48 remaining) [2024-11-08 12:14:31,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err10ASSERT_VIOLATIONDATA_RACE (37 of 48 remaining) [2024-11-08 12:14:31,775 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err11ASSERT_VIOLATIONDATA_RACE (36 of 48 remaining) [2024-11-08 12:14:31,775 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err12ASSERT_VIOLATIONDATA_RACE (35 of 48 remaining) [2024-11-08 12:14:31,775 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err13ASSERT_VIOLATIONDATA_RACE (34 of 48 remaining) [2024-11-08 12:14:31,776 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err14ASSERT_VIOLATIONDATA_RACE (33 of 48 remaining) [2024-11-08 12:14:31,776 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err15ASSERT_VIOLATIONDATA_RACE (32 of 48 remaining) [2024-11-08 12:14:31,776 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err16ASSERT_VIOLATIONDATA_RACE (31 of 48 remaining) [2024-11-08 12:14:31,777 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err17ASSERT_VIOLATIONDATA_RACE (30 of 48 remaining) [2024-11-08 12:14:31,777 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err18ASSERT_VIOLATIONDATA_RACE (29 of 48 remaining) [2024-11-08 12:14:31,778 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err19ASSERT_VIOLATIONDATA_RACE (28 of 48 remaining) [2024-11-08 12:14:31,778 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err21ASSERT_VIOLATIONDATA_RACE (27 of 48 remaining) [2024-11-08 12:14:31,778 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err22ASSERT_VIOLATIONDATA_RACE (26 of 48 remaining) [2024-11-08 12:14:31,779 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err24ASSERT_VIOLATIONDATA_RACE (25 of 48 remaining) [2024-11-08 12:14:31,779 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err23ASSERT_VIOLATIONDATA_RACE (24 of 48 remaining) [2024-11-08 12:14:31,779 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err20ASSERT_VIOLATIONDATA_RACE (23 of 48 remaining) [2024-11-08 12:14:31,780 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err25ASSERT_VIOLATIONDATA_RACE (22 of 48 remaining) [2024-11-08 12:14:31,780 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err26ASSERT_VIOLATIONDATA_RACE (21 of 48 remaining) [2024-11-08 12:14:31,781 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err27ASSERT_VIOLATIONDATA_RACE (20 of 48 remaining) [2024-11-08 12:14:31,781 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err28ASSERT_VIOLATIONDATA_RACE (19 of 48 remaining) [2024-11-08 12:14:31,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err29ASSERT_VIOLATIONDATA_RACE (18 of 48 remaining) [2024-11-08 12:14:31,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err30ASSERT_VIOLATIONDATA_RACE (17 of 48 remaining) [2024-11-08 12:14:31,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err31ASSERT_VIOLATIONDATA_RACE (16 of 48 remaining) [2024-11-08 12:14:31,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err32ASSERT_VIOLATIONDATA_RACE (15 of 48 remaining) [2024-11-08 12:14:31,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err33ASSERT_VIOLATIONDATA_RACE (14 of 48 remaining) [2024-11-08 12:14:31,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err34ASSERT_VIOLATIONDATA_RACE (13 of 48 remaining) [2024-11-08 12:14:31,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err35ASSERT_VIOLATIONDATA_RACE (12 of 48 remaining) [2024-11-08 12:14:31,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err36ASSERT_VIOLATIONDATA_RACE (11 of 48 remaining) [2024-11-08 12:14:31,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err37ASSERT_VIOLATIONDATA_RACE (10 of 48 remaining) [2024-11-08 12:14:31,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err38ASSERT_VIOLATIONDATA_RACE (9 of 48 remaining) [2024-11-08 12:14:31,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err39ASSERT_VIOLATIONDATA_RACE (8 of 48 remaining) [2024-11-08 12:14:31,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err40ASSERT_VIOLATIONDATA_RACE (7 of 48 remaining) [2024-11-08 12:14:31,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err41ASSERT_VIOLATIONDATA_RACE (6 of 48 remaining) [2024-11-08 12:14:31,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err42ASSERT_VIOLATIONDATA_RACE (5 of 48 remaining) [2024-11-08 12:14:31,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err43ASSERT_VIOLATIONDATA_RACE (4 of 48 remaining) [2024-11-08 12:14:31,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err44ASSERT_VIOLATIONDATA_RACE (3 of 48 remaining) [2024-11-08 12:14:31,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err45ASSERT_VIOLATIONDATA_RACE (2 of 48 remaining) [2024-11-08 12:14:31,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err46ASSERT_VIOLATIONDATA_RACE (1 of 48 remaining) [2024-11-08 12:14:31,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err47ASSERT_VIOLATIONDATA_RACE (0 of 48 remaining) [2024-11-08 12:14:31,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 12:14:31,800 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-08 12:14:31,802 INFO L317 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/4) [2024-11-08 12:14:31,813 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:14:31,818 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-08 12:14:31,823 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2024-11-08 12:14:31,823 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@670cc6c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:14:31,824 INFO L334 AbstractCegarLoop]: Starting to check reachability of 32 error locations. [2024-11-08 12:15:50,935 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONDATA_RACE === [P1Err0ASSERT_VIOLATIONDATA_RACE, P1Err1ASSERT_VIOLATIONDATA_RACE, P1Err2ASSERT_VIOLATIONDATA_RACE, P1Err3ASSERT_VIOLATIONDATA_RACE (and 28 more)] === [2024-11-08 12:15:50,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:15:50,936 INFO L85 PathProgramCache]: Analyzing trace with hash -265634148, now seen corresponding path program 1 times [2024-11-08 12:15:50,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:15:50,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165191921] [2024-11-08 12:15:50,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:15:50,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:15:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:15:51,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:15:51,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:15:51,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165191921] [2024-11-08 12:15:51,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165191921] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:15:51,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:15:51,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 12:15:51,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588456093] [2024-11-08 12:15:51,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:15:51,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 12:15:51,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:15:51,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 12:15:51,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 12:15:51,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:15:51,014 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:15:51,015 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:15:51,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:17:11,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:17:11,810 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (31 of 32 remaining) [2024-11-08 12:17:11,810 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (30 of 32 remaining) [2024-11-08 12:17:11,810 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (29 of 32 remaining) [2024-11-08 12:17:11,811 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (28 of 32 remaining) [2024-11-08 12:17:11,811 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err5ASSERT_VIOLATIONDATA_RACE (27 of 32 remaining) [2024-11-08 12:17:11,811 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err6ASSERT_VIOLATIONDATA_RACE (26 of 32 remaining) [2024-11-08 12:17:11,811 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err8ASSERT_VIOLATIONDATA_RACE (25 of 32 remaining) [2024-11-08 12:17:11,812 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err7ASSERT_VIOLATIONDATA_RACE (24 of 32 remaining) [2024-11-08 12:17:11,812 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err4ASSERT_VIOLATIONDATA_RACE (23 of 32 remaining) [2024-11-08 12:17:11,812 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err9ASSERT_VIOLATIONDATA_RACE (22 of 32 remaining) [2024-11-08 12:17:11,812 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err10ASSERT_VIOLATIONDATA_RACE (21 of 32 remaining) [2024-11-08 12:17:11,813 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err11ASSERT_VIOLATIONDATA_RACE (20 of 32 remaining) [2024-11-08 12:17:11,813 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err12ASSERT_VIOLATIONDATA_RACE (19 of 32 remaining) [2024-11-08 12:17:11,813 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err13ASSERT_VIOLATIONDATA_RACE (18 of 32 remaining) [2024-11-08 12:17:11,813 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err14ASSERT_VIOLATIONDATA_RACE (17 of 32 remaining) [2024-11-08 12:17:11,813 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err15ASSERT_VIOLATIONDATA_RACE (16 of 32 remaining) [2024-11-08 12:17:11,814 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err16ASSERT_VIOLATIONDATA_RACE (15 of 32 remaining) [2024-11-08 12:17:11,814 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err17ASSERT_VIOLATIONDATA_RACE (14 of 32 remaining) [2024-11-08 12:17:11,814 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err18ASSERT_VIOLATIONDATA_RACE (13 of 32 remaining) [2024-11-08 12:17:11,814 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err19ASSERT_VIOLATIONDATA_RACE (12 of 32 remaining) [2024-11-08 12:17:11,814 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err20ASSERT_VIOLATIONDATA_RACE (11 of 32 remaining) [2024-11-08 12:17:11,815 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err21ASSERT_VIOLATIONDATA_RACE (10 of 32 remaining) [2024-11-08 12:17:11,815 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err22ASSERT_VIOLATIONDATA_RACE (9 of 32 remaining) [2024-11-08 12:17:11,815 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err23ASSERT_VIOLATIONDATA_RACE (8 of 32 remaining) [2024-11-08 12:17:11,815 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err24ASSERT_VIOLATIONDATA_RACE (7 of 32 remaining) [2024-11-08 12:17:11,816 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err25ASSERT_VIOLATIONDATA_RACE (6 of 32 remaining) [2024-11-08 12:17:11,816 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err26ASSERT_VIOLATIONDATA_RACE (5 of 32 remaining) [2024-11-08 12:17:11,816 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err27ASSERT_VIOLATIONDATA_RACE (4 of 32 remaining) [2024-11-08 12:17:11,816 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err28ASSERT_VIOLATIONDATA_RACE (3 of 32 remaining) [2024-11-08 12:17:11,816 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err29ASSERT_VIOLATIONDATA_RACE (2 of 32 remaining) [2024-11-08 12:17:11,817 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err30ASSERT_VIOLATIONDATA_RACE (1 of 32 remaining) [2024-11-08 12:17:11,817 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err31ASSERT_VIOLATIONDATA_RACE (0 of 32 remaining) [2024-11-08 12:17:11,817 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 12:17:11,820 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-08 12:17:11,820 INFO L317 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/4) [2024-11-08 12:17:11,824 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:17:11,826 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-08 12:17:11,826 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-08 12:17:11,827 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@670cc6c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:17:11,827 INFO L334 AbstractCegarLoop]: Starting to check reachability of 133 error locations. [2024-11-08 12:17:13,464 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2024-11-08 12:17:13,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:17:13,465 INFO L85 PathProgramCache]: Analyzing trace with hash -1554191407, now seen corresponding path program 1 times [2024-11-08 12:17:13,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:17:13,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680339136] [2024-11-08 12:17:13,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:17:13,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:17:13,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:17:13,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:17:13,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:17:13,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680339136] [2024-11-08 12:17:13,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680339136] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:17:13,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:17:13,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-08 12:17:13,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977744786] [2024-11-08 12:17:13,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:17:13,596 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 12:17:13,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:17:13,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 12:17:13,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 12:17:13,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:17:13,600 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:17:13,601 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 54.0) internal successors, (54), 2 states have internal predecessors, (54), 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) [2024-11-08 12:17:13,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:17:13,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:17:13,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 12:17:13,623 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2024-11-08 12:17:13,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:17:13,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1070893386, now seen corresponding path program 1 times [2024-11-08 12:17:13,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:17:13,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600560287] [2024-11-08 12:17:13,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:17:13,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:17:13,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:17:13,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:17:13,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:17:13,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600560287] [2024-11-08 12:17:13,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600560287] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:17:13,699 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:17:13,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 12:17:13,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948531483] [2024-11-08 12:17:13,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:17:13,700 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 12:17:13,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:17:13,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 12:17:13,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 12:17:13,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:17:13,703 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:17:13,703 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 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) [2024-11-08 12:17:13,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:17:13,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:21:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:21:27,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:21:27,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 12:21:27,161 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr129ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 130 more)] === [2024-11-08 12:21:27,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:21:27,161 INFO L85 PathProgramCache]: Analyzing trace with hash -1340182360, now seen corresponding path program 1 times [2024-11-08 12:21:27,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:21:27,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233807946] [2024-11-08 12:21:27,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:21:27,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:21:27,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:21:27,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:21:27,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:21:27,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233807946] [2024-11-08 12:21:27,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233807946] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:21:27,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:21:27,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 12:21:27,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596460743] [2024-11-08 12:21:27,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:21:27,440 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 12:21:27,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:21:27,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 12:21:27,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 12:21:27,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:21:27,443 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:21:27,443 INFO L472 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) [2024-11-08 12:21:27,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:21:27,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:21:27,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.