./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/mix038_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06015eba-5e3c-496f-bd45-8a7e789bd5d2/bin/ugemcutter-verify-v6A4Riy6iL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06015eba-5e3c-496f-bd45-8a7e789bd5d2/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_06015eba-5e3c-496f-bd45-8a7e789bd5d2/bin/ugemcutter-verify-v6A4Riy6iL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06015eba-5e3c-496f-bd45-8a7e789bd5d2/bin/ugemcutter-verify-v6A4Riy6iL/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix038_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06015eba-5e3c-496f-bd45-8a7e789bd5d2/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_06015eba-5e3c-496f-bd45-8a7e789bd5d2/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 b1e6ad0aca14cacb1f3fe02bd616009a97ed12a62626693737be4e470d14e12e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 12:15:43,431 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 12:15:43,531 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06015eba-5e3c-496f-bd45-8a7e789bd5d2/bin/ugemcutter-verify-v6A4Riy6iL/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2024-11-08 12:15:43,538 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 12:15:43,539 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 12:15:43,579 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 12:15:43,579 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 12:15:43,580 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 12:15:43,580 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 12:15:43,581 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 12:15:43,582 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 12:15:43,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 12:15:43,582 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 12:15:43,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 12:15:43,583 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 12:15:43,584 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 12:15:43,584 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 12:15:43,585 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 12:15:43,585 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 12:15:43,585 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 12:15:43,586 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 12:15:43,586 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 12:15:43,587 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-08 12:15:43,587 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 12:15:43,587 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 12:15:43,588 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 12:15:43,588 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 12:15:43,588 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 12:15:43,589 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 12:15:43,589 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 12:15:43,589 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-08 12:15:43,594 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 12:15:43,594 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-08 12:15:43,594 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 12:15:43,595 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 12:15:43,595 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 12:15:43,595 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 12:15:43,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 12:15:43,596 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 12:15:43,596 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-08 12:15:43,596 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-08 12:15:43,599 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-08 12:15:43,599 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-08 12:15:43,600 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_06015eba-5e3c-496f-bd45-8a7e789bd5d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06015eba-5e3c-496f-bd45-8a7e789bd5d2/bin/ugemcutter-verify-v6A4Riy6iL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1e6ad0aca14cacb1f3fe02bd616009a97ed12a62626693737be4e470d14e12e [2024-11-08 12:15:43,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 12:15:43,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 12:15:43,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 12:15:43,937 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 12:15:43,938 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 12:15:43,939 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06015eba-5e3c-496f-bd45-8a7e789bd5d2/bin/ugemcutter-verify-v6A4Riy6iL/../../sv-benchmarks/c/pthread-wmm/mix038_tso.oepc.i Unable to find full path for "g++" [2024-11-08 12:15:45,949 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 12:15:46,272 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 12:15:46,273 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06015eba-5e3c-496f-bd45-8a7e789bd5d2/sv-benchmarks/c/pthread-wmm/mix038_tso.oepc.i [2024-11-08 12:15:46,291 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06015eba-5e3c-496f-bd45-8a7e789bd5d2/bin/ugemcutter-verify-v6A4Riy6iL/data/cb6c7c8bd/65ebb5cf3f87415fa96533ee548b672d/FLAGf89c46605 [2024-11-08 12:15:46,539 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06015eba-5e3c-496f-bd45-8a7e789bd5d2/bin/ugemcutter-verify-v6A4Riy6iL/data/cb6c7c8bd/65ebb5cf3f87415fa96533ee548b672d [2024-11-08 12:15:46,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 12:15:46,542 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 12:15:46,543 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 12:15:46,543 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 12:15:46,548 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 12:15:46,549 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:15:46" (1/1) ... [2024-11-08 12:15:46,550 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46425710 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:15:46, skipping insertion in model container [2024-11-08 12:15:46,550 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:15:46" (1/1) ... [2024-11-08 12:15:46,599 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 12:15:47,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 12:15:47,169 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 12:15:47,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 12:15:47,348 INFO L204 MainTranslator]: Completed translation [2024-11-08 12:15:47,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:15:47 WrapperNode [2024-11-08 12:15:47,349 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 12:15:47,350 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 12:15:47,351 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 12:15:47,352 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 12:15:47,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:15:47" (1/1) ... [2024-11-08 12:15:47,398 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:15:47" (1/1) ... [2024-11-08 12:15:47,482 INFO L138 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 932 [2024-11-08 12:15:47,482 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 12:15:47,483 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 12:15:47,483 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 12:15:47,483 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 12:15:47,499 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:15:47" (1/1) ... [2024-11-08 12:15:47,499 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:15:47" (1/1) ... [2024-11-08 12:15:47,509 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:15:47" (1/1) ... [2024-11-08 12:15:47,513 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:15:47" (1/1) ... [2024-11-08 12:15:47,546 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:15:47" (1/1) ... [2024-11-08 12:15:47,563 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:15:47" (1/1) ... [2024-11-08 12:15:47,574 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:15:47" (1/1) ... [2024-11-08 12:15:47,578 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:15:47" (1/1) ... [2024-11-08 12:15:47,591 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 12:15:47,592 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 12:15:47,596 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 12:15:47,597 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 12:15:47,598 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:15:47" (1/1) ... [2024-11-08 12:15:47,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-08 12:15:47,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06015eba-5e3c-496f-bd45-8a7e789bd5d2/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:15:47,644 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06015eba-5e3c-496f-bd45-8a7e789bd5d2/bin/ugemcutter-verify-v6A4Riy6iL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-08 12:15:47,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06015eba-5e3c-496f-bd45-8a7e789bd5d2/bin/ugemcutter-verify-v6A4Riy6iL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-08 12:15:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 12:15:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 12:15:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 12:15:47,686 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 12:15:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 12:15:47,687 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 12:15:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 12:15:47,687 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 12:15:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 12:15:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 12:15:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 12:15:47,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 12:15:47,691 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 12:15:47,923 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 12:15:47,925 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 12:15:49,665 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 12:15:49,665 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 12:15:55,084 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 12:15:55,087 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 12:15:55,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:15:55 BoogieIcfgContainer [2024-11-08 12:15:55,088 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 12:15:55,091 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 12:15:55,092 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 12:15:55,096 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 12:15:55,096 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 12:15:46" (1/3) ... [2024-11-08 12:15:55,097 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@633caed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 12:15:55, skipping insertion in model container [2024-11-08 12:15:55,098 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:15:47" (2/3) ... [2024-11-08 12:15:55,098 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@633caed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 12:15:55, skipping insertion in model container [2024-11-08 12:15:55,100 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:15:55" (3/3) ... [2024-11-08 12:15:55,101 INFO L112 eAbstractionObserver]: Analyzing ICFG mix038_tso.oepc.i [2024-11-08 12:15:55,124 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 12:15:55,125 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 248 error locations. [2024-11-08 12:15:55,126 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-08 12:15:55,487 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-08 12:15:55,554 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:15:55,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-08 12:15:55,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06015eba-5e3c-496f-bd45-8a7e789bd5d2/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:15:55,557 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06015eba-5e3c-496f-bd45-8a7e789bd5d2/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-08 12:15:55,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06015eba-5e3c-496f-bd45-8a7e789bd5d2/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-08 12:15:55,603 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-08 12:15:55,617 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2024-11-08 12:15:55,628 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;@c6f31aa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:15:55,629 INFO L334 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2024-11-08 12:16:04,644 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONDATA_RACE === [P2Err0ASSERT_VIOLATIONDATA_RACE, P2Err1ASSERT_VIOLATIONDATA_RACE, P2Err2ASSERT_VIOLATIONDATA_RACE, P2Err3ASSERT_VIOLATIONDATA_RACE (and 32 more)] === [2024-11-08 12:16:04,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:16:04,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1785419318, now seen corresponding path program 1 times [2024-11-08 12:16:04,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:16:04,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706956182] [2024-11-08 12:16:04,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:16:04,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:16:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:16:04,907 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 12:16:04,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:16:04,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706956182] [2024-11-08 12:16:04,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706956182] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:16:04,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:16:04,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 12:16:04,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351076297] [2024-11-08 12:16:04,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:16:04,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 12:16:04,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:16:04,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 12:16:04,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 12:16:04,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:16:04,954 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:16:04,955 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 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) [2024-11-08 12:16:04,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:54,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:54,058 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (35 of 36 remaining) [2024-11-08 12:20:54,059 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (34 of 36 remaining) [2024-11-08 12:20:54,059 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (33 of 36 remaining) [2024-11-08 12:20:54,060 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (32 of 36 remaining) [2024-11-08 12:20:54,060 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (31 of 36 remaining) [2024-11-08 12:20:54,060 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (30 of 36 remaining) [2024-11-08 12:20:54,060 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err6ASSERT_VIOLATIONDATA_RACE (29 of 36 remaining) [2024-11-08 12:20:54,061 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err7ASSERT_VIOLATIONDATA_RACE (28 of 36 remaining) [2024-11-08 12:20:54,061 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err9ASSERT_VIOLATIONDATA_RACE (27 of 36 remaining) [2024-11-08 12:20:54,061 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err10ASSERT_VIOLATIONDATA_RACE (26 of 36 remaining) [2024-11-08 12:20:54,061 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err12ASSERT_VIOLATIONDATA_RACE (25 of 36 remaining) [2024-11-08 12:20:54,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err11ASSERT_VIOLATIONDATA_RACE (24 of 36 remaining) [2024-11-08 12:20:54,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err8ASSERT_VIOLATIONDATA_RACE (23 of 36 remaining) [2024-11-08 12:20:54,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err13ASSERT_VIOLATIONDATA_RACE (22 of 36 remaining) [2024-11-08 12:20:54,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err14ASSERT_VIOLATIONDATA_RACE (21 of 36 remaining) [2024-11-08 12:20:54,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err15ASSERT_VIOLATIONDATA_RACE (20 of 36 remaining) [2024-11-08 12:20:54,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err16ASSERT_VIOLATIONDATA_RACE (19 of 36 remaining) [2024-11-08 12:20:54,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err17ASSERT_VIOLATIONDATA_RACE (18 of 36 remaining) [2024-11-08 12:20:54,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err18ASSERT_VIOLATIONDATA_RACE (17 of 36 remaining) [2024-11-08 12:20:54,064 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err19ASSERT_VIOLATIONDATA_RACE (16 of 36 remaining) [2024-11-08 12:20:54,064 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err20ASSERT_VIOLATIONDATA_RACE (15 of 36 remaining) [2024-11-08 12:20:54,064 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err21ASSERT_VIOLATIONDATA_RACE (14 of 36 remaining) [2024-11-08 12:20:54,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err22ASSERT_VIOLATIONDATA_RACE (13 of 36 remaining) [2024-11-08 12:20:54,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err23ASSERT_VIOLATIONDATA_RACE (12 of 36 remaining) [2024-11-08 12:20:54,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err24ASSERT_VIOLATIONDATA_RACE (11 of 36 remaining) [2024-11-08 12:20:54,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err25ASSERT_VIOLATIONDATA_RACE (10 of 36 remaining) [2024-11-08 12:20:54,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err26ASSERT_VIOLATIONDATA_RACE (9 of 36 remaining) [2024-11-08 12:20:54,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err27ASSERT_VIOLATIONDATA_RACE (8 of 36 remaining) [2024-11-08 12:20:54,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err28ASSERT_VIOLATIONDATA_RACE (7 of 36 remaining) [2024-11-08 12:20:54,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err29ASSERT_VIOLATIONDATA_RACE (6 of 36 remaining) [2024-11-08 12:20:54,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err30ASSERT_VIOLATIONDATA_RACE (5 of 36 remaining) [2024-11-08 12:20:54,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err31ASSERT_VIOLATIONDATA_RACE (4 of 36 remaining) [2024-11-08 12:20:54,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err32ASSERT_VIOLATIONDATA_RACE (3 of 36 remaining) [2024-11-08 12:20:54,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err33ASSERT_VIOLATIONDATA_RACE (2 of 36 remaining) [2024-11-08 12:20:54,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err34ASSERT_VIOLATIONDATA_RACE (1 of 36 remaining) [2024-11-08 12:20:54,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err35ASSERT_VIOLATIONDATA_RACE (0 of 36 remaining) [2024-11-08 12:20:54,069 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 12:20:54,076 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-08 12:20:54,078 INFO L317 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 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 (1/4) [2024-11-08 12:20:54,085 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:20:54,088 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-08 12:20:54,088 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-08 12:20:54,089 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;@c6f31aa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:20:54,089 INFO L334 AbstractCegarLoop]: Starting to check reachability of 134 error locations. [2024-11-08 12:20:56,173 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 131 more)] === [2024-11-08 12:20:56,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:20:56,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1093931240, now seen corresponding path program 1 times [2024-11-08 12:20:56,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:20:56,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942634796] [2024-11-08 12:20:56,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:20:56,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:20:56,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:20:56,256 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 12:20:56,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:20:56,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942634796] [2024-11-08 12:20:56,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942634796] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:20:56,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:20:56,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-08 12:20:56,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003401858] [2024-11-08 12:20:56,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:20:56,258 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 12:20:56,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:20:56,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 12:20:56,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 12:20:56,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:56,261 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:20:56,262 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 58.0) internal successors, (58), 2 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) [2024-11-08 12:20:56,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:56,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:56,302 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 12:20:56,302 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 131 more)] === [2024-11-08 12:20:56,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:20:56,302 INFO L85 PathProgramCache]: Analyzing trace with hash -998825913, now seen corresponding path program 1 times [2024-11-08 12:20:56,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:20:56,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855174608] [2024-11-08 12:20:56,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:20:56,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:20:56,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:20:56,439 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 12:20:56,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:20:56,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855174608] [2024-11-08 12:20:56,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855174608] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:20:56,440 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:20:56,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 12:20:56,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491774014] [2024-11-08 12:20:56,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:20:56,441 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 12:20:56,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:20:56,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 12:20:56,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 12:20:56,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:56,444 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:20:56,445 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 30.0) internal successors, (60), 3 states have internal predecessors, (60), 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 12:20:56,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:20:56,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:25:51,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:25:51,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:25:51,875 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 12:25:51,875 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr130ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 131 more)] === [2024-11-08 12:25:51,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:25:51,880 INFO L85 PathProgramCache]: Analyzing trace with hash 2090139288, now seen corresponding path program 1 times [2024-11-08 12:25:51,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:25:51,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747772739] [2024-11-08 12:25:51,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:25:51,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:25:52,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:25:52,198 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 12:25:52,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:25:52,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747772739] [2024-11-08 12:25:52,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747772739] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:25:52,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:25:52,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 12:25:52,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828475715] [2024-11-08 12:25:52,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:25:52,199 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 12:25:52,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:25:52,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 12:25:52,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 12:25:52,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:25:52,203 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:25:52,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 35.0) internal successors, (70), 3 states have internal predecessors, (70), 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 12:25:52,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:25:52,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:25:52,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.