./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/mix015.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 30e01a73 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_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix015.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB --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 4f8371a34a183593aa0efc399c0d4d9ea84f8dd0da99bba9eb7bddd73e7a457d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-22 08:59:56,492 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-22 08:59:56,608 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2023-11-22 08:59:56,615 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-22 08:59:56,616 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-22 08:59:56,656 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-22 08:59:56,657 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-22 08:59:56,658 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-22 08:59:56,659 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-22 08:59:56,664 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-22 08:59:56,665 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-22 08:59:56,666 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-22 08:59:56,666 INFO L153 SettingsManager]: * Use SBE=true [2023-11-22 08:59:56,668 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-22 08:59:56,669 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-22 08:59:56,669 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-22 08:59:56,670 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-22 08:59:56,670 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-22 08:59:56,670 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-22 08:59:56,671 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-22 08:59:56,671 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-22 08:59:56,672 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-22 08:59:56,672 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-22 08:59:56,673 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-22 08:59:56,673 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-22 08:59:56,673 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-22 08:59:56,674 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-22 08:59:56,674 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-22 08:59:56,675 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-22 08:59:56,675 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-22 08:59:56,676 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-22 08:59:56,676 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 08:59:56,677 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-22 08:59:56,677 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-22 08:59:56,677 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-22 08:59:56,678 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-22 08:59:56,678 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-22 08:59:56,678 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-22 08:59:56,678 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-22 08:59:56,678 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-22 08:59:56,679 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-22 08:59:56,679 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-22 08:59:56,679 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-22 08:59:56,680 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_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f8371a34a183593aa0efc399c0d4d9ea84f8dd0da99bba9eb7bddd73e7a457d [2023-11-22 08:59:56,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-22 08:59:56,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-22 08:59:56,987 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-22 08:59:56,988 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-22 08:59:56,989 INFO L274 PluginConnector]: CDTParser initialized [2023-11-22 08:59:56,990 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/../../sv-benchmarks/c/pthread-wmm/mix015.opt.i [2023-11-22 09:00:00,029 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-22 09:00:00,322 INFO L384 CDTParser]: Found 1 translation units. [2023-11-22 09:00:00,322 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/sv-benchmarks/c/pthread-wmm/mix015.opt.i [2023-11-22 09:00:00,339 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/data/3512e5651/7bba1d53b395458290b4cba01d40910f/FLAGa451c172c [2023-11-22 09:00:00,354 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/data/3512e5651/7bba1d53b395458290b4cba01d40910f [2023-11-22 09:00:00,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-22 09:00:00,358 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-22 09:00:00,359 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-22 09:00:00,360 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-22 09:00:00,365 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-22 09:00:00,366 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:00:00" (1/1) ... [2023-11-22 09:00:00,367 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f0a1a3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:00:00, skipping insertion in model container [2023-11-22 09:00:00,367 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:00:00" (1/1) ... [2023-11-22 09:00:00,426 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-22 09:00:00,986 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 09:00:00,998 INFO L202 MainTranslator]: Completed pre-run [2023-11-22 09:00:01,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 09:00:01,115 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-22 09:00:01,115 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-22 09:00:01,123 INFO L206 MainTranslator]: Completed translation [2023-11-22 09:00:01,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:00:01 WrapperNode [2023-11-22 09:00:01,124 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-22 09:00:01,125 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-22 09:00:01,125 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-22 09:00:01,126 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-22 09:00:01,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:00:01" (1/1) ... [2023-11-22 09:00:01,157 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:00:01" (1/1) ... [2023-11-22 09:00:01,211 INFO L138 Inliner]: procedures = 176, calls = 61, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 961 [2023-11-22 09:00:01,212 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-22 09:00:01,213 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-22 09:00:01,213 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-22 09:00:01,213 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-22 09:00:01,223 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:00:01" (1/1) ... [2023-11-22 09:00:01,223 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:00:01" (1/1) ... [2023-11-22 09:00:01,234 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:00:01" (1/1) ... [2023-11-22 09:00:01,234 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:00:01" (1/1) ... [2023-11-22 09:00:01,257 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:00:01" (1/1) ... [2023-11-22 09:00:01,304 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:00:01" (1/1) ... [2023-11-22 09:00:01,308 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:00:01" (1/1) ... [2023-11-22 09:00:01,329 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:00:01" (1/1) ... [2023-11-22 09:00:01,338 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-22 09:00:01,375 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-22 09:00:01,375 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-22 09:00:01,375 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-22 09:00:01,376 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:00:01" (1/1) ... [2023-11-22 09:00:01,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 09:00:01,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/z3 [2023-11-22 09:00:01,433 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-22 09:00:01,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-22 09:00:01,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-22 09:00:01,479 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-22 09:00:01,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-22 09:00:01,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-22 09:00:01,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-22 09:00:01,480 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-22 09:00:01,480 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-22 09:00:01,480 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-22 09:00:01,480 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-22 09:00:01,482 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-22 09:00:01,483 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-22 09:00:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-22 09:00:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-22 09:00:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-22 09:00:01,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-22 09:00:01,486 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-22 09:00:01,691 INFO L241 CfgBuilder]: Building ICFG [2023-11-22 09:00:01,693 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-22 09:00:03,392 INFO L282 CfgBuilder]: Performing block encoding [2023-11-22 09:00:10,513 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-22 09:00:10,514 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-22 09:00:10,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:00:10 BoogieIcfgContainer [2023-11-22 09:00:10,517 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-22 09:00:10,519 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-22 09:00:10,520 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-22 09:00:10,523 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-22 09:00:10,524 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 09:00:00" (1/3) ... [2023-11-22 09:00:10,525 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b1156d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:00:10, skipping insertion in model container [2023-11-22 09:00:10,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:00:01" (2/3) ... [2023-11-22 09:00:10,527 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b1156d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:00:10, skipping insertion in model container [2023-11-22 09:00:10,528 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:00:10" (3/3) ... [2023-11-22 09:00:10,532 INFO L112 eAbstractionObserver]: Analyzing ICFG mix015.opt.i [2023-11-22 09:00:10,682 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-22 09:00:10,696 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-22 09:00:10,697 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 290 error locations. [2023-11-22 09:00:10,697 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-22 09:00:11,090 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-22 09:00:11,150 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 09:00:11,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-22 09:00:11,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/z3 [2023-11-22 09:00:11,156 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-22 09:00:11,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-11-22 09:00:11,215 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-22 09:00:11,228 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2023-11-22 09:00:11,236 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@1c5480b7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 09:00:11,237 INFO L358 AbstractCegarLoop]: Starting to check reachability of 145 error locations. [2023-11-22 09:00:18,511 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONDATA_RACE === [P2Err0ASSERT_VIOLATIONDATA_RACE, P2Err1ASSERT_VIOLATIONDATA_RACE, P2Err2ASSERT_VIOLATIONDATA_RACE, P2Err3ASSERT_VIOLATIONDATA_RACE (and 141 more)] === [2023-11-22 09:00:18,520 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 09:00:18,520 INFO L85 PathProgramCache]: Analyzing trace with hash 657323882, now seen corresponding path program 1 times [2023-11-22 09:00:18,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 09:00:18,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583793341] [2023-11-22 09:00:18,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 09:00:18,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 09:00:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 09:00:18,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-22 09:00:18,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 09:00:18,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583793341] [2023-11-22 09:00:18,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583793341] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 09:00:18,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 09:00:18,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-22 09:00:18,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311409372] [2023-11-22 09:00:18,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 09:00:18,913 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-22 09:00:18,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 09:00:18,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-22 09:00:18,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-22 09:00:18,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:18,950 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 09:00:18,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 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) [2023-11-22 09:00:18,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:29,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:29,332 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (144 of 145 remaining) [2023-11-22 09:00:29,332 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (143 of 145 remaining) [2023-11-22 09:00:29,333 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (142 of 145 remaining) [2023-11-22 09:00:29,333 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (141 of 145 remaining) [2023-11-22 09:00:29,333 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (140 of 145 remaining) [2023-11-22 09:00:29,333 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (139 of 145 remaining) [2023-11-22 09:00:29,333 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err6ASSERT_VIOLATIONDATA_RACE (138 of 145 remaining) [2023-11-22 09:00:29,334 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err7ASSERT_VIOLATIONDATA_RACE (137 of 145 remaining) [2023-11-22 09:00:29,334 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err8ASSERT_VIOLATIONDATA_RACE (136 of 145 remaining) [2023-11-22 09:00:29,334 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err9ASSERT_VIOLATIONDATA_RACE (135 of 145 remaining) [2023-11-22 09:00:29,334 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err10ASSERT_VIOLATIONDATA_RACE (134 of 145 remaining) [2023-11-22 09:00:29,334 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err11ASSERT_VIOLATIONDATA_RACE (133 of 145 remaining) [2023-11-22 09:00:29,334 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err12ASSERT_VIOLATIONDATA_RACE (132 of 145 remaining) [2023-11-22 09:00:29,335 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err13ASSERT_VIOLATIONDATA_RACE (131 of 145 remaining) [2023-11-22 09:00:29,335 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err14ASSERT_VIOLATIONDATA_RACE (130 of 145 remaining) [2023-11-22 09:00:29,335 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err15ASSERT_VIOLATIONDATA_RACE (129 of 145 remaining) [2023-11-22 09:00:29,335 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err16ASSERT_VIOLATIONDATA_RACE (128 of 145 remaining) [2023-11-22 09:00:29,335 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err17ASSERT_VIOLATIONDATA_RACE (127 of 145 remaining) [2023-11-22 09:00:29,336 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err18ASSERT_VIOLATIONDATA_RACE (126 of 145 remaining) [2023-11-22 09:00:29,336 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err19ASSERT_VIOLATIONDATA_RACE (125 of 145 remaining) [2023-11-22 09:00:29,336 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err20ASSERT_VIOLATIONDATA_RACE (124 of 145 remaining) [2023-11-22 09:00:29,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err21ASSERT_VIOLATIONDATA_RACE (123 of 145 remaining) [2023-11-22 09:00:29,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err22ASSERT_VIOLATIONDATA_RACE (122 of 145 remaining) [2023-11-22 09:00:29,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err23ASSERT_VIOLATIONDATA_RACE (121 of 145 remaining) [2023-11-22 09:00:29,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err24ASSERT_VIOLATIONDATA_RACE (120 of 145 remaining) [2023-11-22 09:00:29,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err25ASSERT_VIOLATIONDATA_RACE (119 of 145 remaining) [2023-11-22 09:00:29,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err26ASSERT_VIOLATIONDATA_RACE (118 of 145 remaining) [2023-11-22 09:00:29,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err27ASSERT_VIOLATIONDATA_RACE (117 of 145 remaining) [2023-11-22 09:00:29,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err29ASSERT_VIOLATIONDATA_RACE (116 of 145 remaining) [2023-11-22 09:00:29,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err30ASSERT_VIOLATIONDATA_RACE (115 of 145 remaining) [2023-11-22 09:00:29,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err32ASSERT_VIOLATIONDATA_RACE (114 of 145 remaining) [2023-11-22 09:00:29,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err31ASSERT_VIOLATIONDATA_RACE (113 of 145 remaining) [2023-11-22 09:00:29,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err28ASSERT_VIOLATIONDATA_RACE (112 of 145 remaining) [2023-11-22 09:00:29,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err33ASSERT_VIOLATIONDATA_RACE (111 of 145 remaining) [2023-11-22 09:00:29,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err34ASSERT_VIOLATIONDATA_RACE (110 of 145 remaining) [2023-11-22 09:00:29,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err36ASSERT_VIOLATIONDATA_RACE (109 of 145 remaining) [2023-11-22 09:00:29,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err37ASSERT_VIOLATIONDATA_RACE (108 of 145 remaining) [2023-11-22 09:00:29,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err38ASSERT_VIOLATIONDATA_RACE (107 of 145 remaining) [2023-11-22 09:00:29,341 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err39ASSERT_VIOLATIONDATA_RACE (106 of 145 remaining) [2023-11-22 09:00:29,342 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err40ASSERT_VIOLATIONDATA_RACE (105 of 145 remaining) [2023-11-22 09:00:29,342 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err42ASSERT_VIOLATIONDATA_RACE (104 of 145 remaining) [2023-11-22 09:00:29,342 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err43ASSERT_VIOLATIONDATA_RACE (103 of 145 remaining) [2023-11-22 09:00:29,343 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err45ASSERT_VIOLATIONDATA_RACE (102 of 145 remaining) [2023-11-22 09:00:29,343 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err44ASSERT_VIOLATIONDATA_RACE (101 of 145 remaining) [2023-11-22 09:00:29,343 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err41ASSERT_VIOLATIONDATA_RACE (100 of 145 remaining) [2023-11-22 09:00:29,343 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err35ASSERT_VIOLATIONDATA_RACE (99 of 145 remaining) [2023-11-22 09:00:29,344 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err46ASSERT_VIOLATIONDATA_RACE (98 of 145 remaining) [2023-11-22 09:00:29,344 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err47ASSERT_VIOLATIONDATA_RACE (97 of 145 remaining) [2023-11-22 09:00:29,344 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err49ASSERT_VIOLATIONDATA_RACE (96 of 145 remaining) [2023-11-22 09:00:29,345 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err50ASSERT_VIOLATIONDATA_RACE (95 of 145 remaining) [2023-11-22 09:00:29,345 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err51ASSERT_VIOLATIONDATA_RACE (94 of 145 remaining) [2023-11-22 09:00:29,345 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err52ASSERT_VIOLATIONDATA_RACE (93 of 145 remaining) [2023-11-22 09:00:29,346 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err53ASSERT_VIOLATIONDATA_RACE (92 of 145 remaining) [2023-11-22 09:00:29,346 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err55ASSERT_VIOLATIONDATA_RACE (91 of 145 remaining) [2023-11-22 09:00:29,346 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err56ASSERT_VIOLATIONDATA_RACE (90 of 145 remaining) [2023-11-22 09:00:29,347 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err58ASSERT_VIOLATIONDATA_RACE (89 of 145 remaining) [2023-11-22 09:00:29,347 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err57ASSERT_VIOLATIONDATA_RACE (88 of 145 remaining) [2023-11-22 09:00:29,347 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err54ASSERT_VIOLATIONDATA_RACE (87 of 145 remaining) [2023-11-22 09:00:29,347 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err48ASSERT_VIOLATIONDATA_RACE (86 of 145 remaining) [2023-11-22 09:00:29,348 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err59ASSERT_VIOLATIONDATA_RACE (85 of 145 remaining) [2023-11-22 09:00:29,348 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err60ASSERT_VIOLATIONDATA_RACE (84 of 145 remaining) [2023-11-22 09:00:29,348 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err62ASSERT_VIOLATIONDATA_RACE (83 of 145 remaining) [2023-11-22 09:00:29,349 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err63ASSERT_VIOLATIONDATA_RACE (82 of 145 remaining) [2023-11-22 09:00:29,349 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err64ASSERT_VIOLATIONDATA_RACE (81 of 145 remaining) [2023-11-22 09:00:29,349 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err65ASSERT_VIOLATIONDATA_RACE (80 of 145 remaining) [2023-11-22 09:00:29,349 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err66ASSERT_VIOLATIONDATA_RACE (79 of 145 remaining) [2023-11-22 09:00:29,350 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err68ASSERT_VIOLATIONDATA_RACE (78 of 145 remaining) [2023-11-22 09:00:29,350 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err69ASSERT_VIOLATIONDATA_RACE (77 of 145 remaining) [2023-11-22 09:00:29,350 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err70ASSERT_VIOLATIONDATA_RACE (76 of 145 remaining) [2023-11-22 09:00:29,351 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err67ASSERT_VIOLATIONDATA_RACE (75 of 145 remaining) [2023-11-22 09:00:29,351 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err61ASSERT_VIOLATIONDATA_RACE (74 of 145 remaining) [2023-11-22 09:00:29,351 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err71ASSERT_VIOLATIONDATA_RACE (73 of 145 remaining) [2023-11-22 09:00:29,351 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err72ASSERT_VIOLATIONDATA_RACE (72 of 145 remaining) [2023-11-22 09:00:29,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err74ASSERT_VIOLATIONDATA_RACE (71 of 145 remaining) [2023-11-22 09:00:29,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err75ASSERT_VIOLATIONDATA_RACE (70 of 145 remaining) [2023-11-22 09:00:29,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err76ASSERT_VIOLATIONDATA_RACE (69 of 145 remaining) [2023-11-22 09:00:29,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err77ASSERT_VIOLATIONDATA_RACE (68 of 145 remaining) [2023-11-22 09:00:29,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err78ASSERT_VIOLATIONDATA_RACE (67 of 145 remaining) [2023-11-22 09:00:29,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err80ASSERT_VIOLATIONDATA_RACE (66 of 145 remaining) [2023-11-22 09:00:29,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err81ASSERT_VIOLATIONDATA_RACE (65 of 145 remaining) [2023-11-22 09:00:29,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err79ASSERT_VIOLATIONDATA_RACE (64 of 145 remaining) [2023-11-22 09:00:29,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err73ASSERT_VIOLATIONDATA_RACE (63 of 145 remaining) [2023-11-22 09:00:29,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err82ASSERT_VIOLATIONDATA_RACE (62 of 145 remaining) [2023-11-22 09:00:29,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err83ASSERT_VIOLATIONDATA_RACE (61 of 145 remaining) [2023-11-22 09:00:29,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err85ASSERT_VIOLATIONDATA_RACE (60 of 145 remaining) [2023-11-22 09:00:29,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err86ASSERT_VIOLATIONDATA_RACE (59 of 145 remaining) [2023-11-22 09:00:29,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err87ASSERT_VIOLATIONDATA_RACE (58 of 145 remaining) [2023-11-22 09:00:29,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err88ASSERT_VIOLATIONDATA_RACE (57 of 145 remaining) [2023-11-22 09:00:29,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err89ASSERT_VIOLATIONDATA_RACE (56 of 145 remaining) [2023-11-22 09:00:29,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err91ASSERT_VIOLATIONDATA_RACE (55 of 145 remaining) [2023-11-22 09:00:29,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err92ASSERT_VIOLATIONDATA_RACE (54 of 145 remaining) [2023-11-22 09:00:29,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err93ASSERT_VIOLATIONDATA_RACE (53 of 145 remaining) [2023-11-22 09:00:29,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err90ASSERT_VIOLATIONDATA_RACE (52 of 145 remaining) [2023-11-22 09:00:29,357 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err84ASSERT_VIOLATIONDATA_RACE (51 of 145 remaining) [2023-11-22 09:00:29,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err94ASSERT_VIOLATIONDATA_RACE (50 of 145 remaining) [2023-11-22 09:00:29,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err95ASSERT_VIOLATIONDATA_RACE (49 of 145 remaining) [2023-11-22 09:00:29,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err97ASSERT_VIOLATIONDATA_RACE (48 of 145 remaining) [2023-11-22 09:00:29,358 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err98ASSERT_VIOLATIONDATA_RACE (47 of 145 remaining) [2023-11-22 09:00:29,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err99ASSERT_VIOLATIONDATA_RACE (46 of 145 remaining) [2023-11-22 09:00:29,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err100ASSERT_VIOLATIONDATA_RACE (45 of 145 remaining) [2023-11-22 09:00:29,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err101ASSERT_VIOLATIONDATA_RACE (44 of 145 remaining) [2023-11-22 09:00:29,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err103ASSERT_VIOLATIONDATA_RACE (43 of 145 remaining) [2023-11-22 09:00:29,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err104ASSERT_VIOLATIONDATA_RACE (42 of 145 remaining) [2023-11-22 09:00:29,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err102ASSERT_VIOLATIONDATA_RACE (41 of 145 remaining) [2023-11-22 09:00:29,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err96ASSERT_VIOLATIONDATA_RACE (40 of 145 remaining) [2023-11-22 09:00:29,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err105ASSERT_VIOLATIONDATA_RACE (39 of 145 remaining) [2023-11-22 09:00:29,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err106ASSERT_VIOLATIONDATA_RACE (38 of 145 remaining) [2023-11-22 09:00:29,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err107ASSERT_VIOLATIONDATA_RACE (37 of 145 remaining) [2023-11-22 09:00:29,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err108ASSERT_VIOLATIONDATA_RACE (36 of 145 remaining) [2023-11-22 09:00:29,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err110ASSERT_VIOLATIONDATA_RACE (35 of 145 remaining) [2023-11-22 09:00:29,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err109ASSERT_VIOLATIONDATA_RACE (34 of 145 remaining) [2023-11-22 09:00:29,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err111ASSERT_VIOLATIONDATA_RACE (33 of 145 remaining) [2023-11-22 09:00:29,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err112ASSERT_VIOLATIONDATA_RACE (32 of 145 remaining) [2023-11-22 09:00:29,363 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err113ASSERT_VIOLATIONDATA_RACE (31 of 145 remaining) [2023-11-22 09:00:29,363 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err114ASSERT_VIOLATIONDATA_RACE (30 of 145 remaining) [2023-11-22 09:00:29,363 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err115ASSERT_VIOLATIONDATA_RACE (29 of 145 remaining) [2023-11-22 09:00:29,363 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err116ASSERT_VIOLATIONDATA_RACE (28 of 145 remaining) [2023-11-22 09:00:29,364 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err118ASSERT_VIOLATIONDATA_RACE (27 of 145 remaining) [2023-11-22 09:00:29,364 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err119ASSERT_VIOLATIONDATA_RACE (26 of 145 remaining) [2023-11-22 09:00:29,364 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err121ASSERT_VIOLATIONDATA_RACE (25 of 145 remaining) [2023-11-22 09:00:29,365 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err120ASSERT_VIOLATIONDATA_RACE (24 of 145 remaining) [2023-11-22 09:00:29,365 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err117ASSERT_VIOLATIONDATA_RACE (23 of 145 remaining) [2023-11-22 09:00:29,365 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err122ASSERT_VIOLATIONDATA_RACE (22 of 145 remaining) [2023-11-22 09:00:29,365 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err123ASSERT_VIOLATIONDATA_RACE (21 of 145 remaining) [2023-11-22 09:00:29,366 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err124ASSERT_VIOLATIONDATA_RACE (20 of 145 remaining) [2023-11-22 09:00:29,366 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err125ASSERT_VIOLATIONDATA_RACE (19 of 145 remaining) [2023-11-22 09:00:29,366 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err126ASSERT_VIOLATIONDATA_RACE (18 of 145 remaining) [2023-11-22 09:00:29,366 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err127ASSERT_VIOLATIONDATA_RACE (17 of 145 remaining) [2023-11-22 09:00:29,367 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err128ASSERT_VIOLATIONDATA_RACE (16 of 145 remaining) [2023-11-22 09:00:29,367 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err129ASSERT_VIOLATIONDATA_RACE (15 of 145 remaining) [2023-11-22 09:00:29,367 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err130ASSERT_VIOLATIONDATA_RACE (14 of 145 remaining) [2023-11-22 09:00:29,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err131ASSERT_VIOLATIONDATA_RACE (13 of 145 remaining) [2023-11-22 09:00:29,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err132ASSERT_VIOLATIONDATA_RACE (12 of 145 remaining) [2023-11-22 09:00:29,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err133ASSERT_VIOLATIONDATA_RACE (11 of 145 remaining) [2023-11-22 09:00:29,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err134ASSERT_VIOLATIONDATA_RACE (10 of 145 remaining) [2023-11-22 09:00:29,369 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err135ASSERT_VIOLATIONDATA_RACE (9 of 145 remaining) [2023-11-22 09:00:29,369 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err136ASSERT_VIOLATIONDATA_RACE (8 of 145 remaining) [2023-11-22 09:00:29,369 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err137ASSERT_VIOLATIONDATA_RACE (7 of 145 remaining) [2023-11-22 09:00:29,369 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err138ASSERT_VIOLATIONDATA_RACE (6 of 145 remaining) [2023-11-22 09:00:29,370 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err139ASSERT_VIOLATIONDATA_RACE (5 of 145 remaining) [2023-11-22 09:00:29,370 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err140ASSERT_VIOLATIONDATA_RACE (4 of 145 remaining) [2023-11-22 09:00:29,370 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err141ASSERT_VIOLATIONDATA_RACE (3 of 145 remaining) [2023-11-22 09:00:29,370 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err142ASSERT_VIOLATIONDATA_RACE (2 of 145 remaining) [2023-11-22 09:00:29,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err143ASSERT_VIOLATIONDATA_RACE (1 of 145 remaining) [2023-11-22 09:00:29,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err144ASSERT_VIOLATIONDATA_RACE (0 of 145 remaining) [2023-11-22 09:00:29,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-22 09:00:29,379 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-22 09:00:29,381 INFO L307 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,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,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,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/4) [2023-11-22 09:00:29,390 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 09:00:29,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-22 09:00:29,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/z3 [2023-11-22 09:00:29,429 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-22 09:00:29,439 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-22 09:00:29,439 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-11-22 09:00:29,440 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@1c5480b7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 09:00:29,440 INFO L358 AbstractCegarLoop]: Starting to check reachability of 41 error locations. [2023-11-22 09:00:29,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2023-11-22 09:00:33,307 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2023-11-22 09:00:33,307 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 09:00:33,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1995858988, now seen corresponding path program 1 times [2023-11-22 09:00:33,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 09:00:33,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732696163] [2023-11-22 09:00:33,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 09:00:33,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 09:00:33,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 09:00:33,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-22 09:00:33,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 09:00:33,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732696163] [2023-11-22 09:00:33,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732696163] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 09:00:33,416 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 09:00:33,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-22 09:00:33,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139579073] [2023-11-22 09:00:33,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 09:00:33,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-22 09:00:33,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 09:00:33,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-22 09:00:33,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-22 09:00:33,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:33,421 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 09:00:33,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 60.0) internal successors, (60), 2 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) [2023-11-22 09:00:33,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:33,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:33,457 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-22 09:00:33,457 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2023-11-22 09:00:33,458 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 09:00:33,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1829576866, now seen corresponding path program 1 times [2023-11-22 09:00:33,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 09:00:33,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278038670] [2023-11-22 09:00:33,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 09:00:33,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 09:00:33,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 09:00:33,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-22 09:00:33,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 09:00:33,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278038670] [2023-11-22 09:00:33,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278038670] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 09:00:33,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 09:00:33,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-22 09:00:33,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057801963] [2023-11-22 09:00:33,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 09:00:33,643 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-22 09:00:33,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 09:00:33,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-22 09:00:33,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-22 09:00:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:33,649 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 09:00:33,649 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-22 09:00:33,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:33,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:35,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:35,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 09:00:35,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-22 09:00:35,236 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2023-11-22 09:00:35,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 09:00:35,236 INFO L85 PathProgramCache]: Analyzing trace with hash -632122853, now seen corresponding path program 1 times [2023-11-22 09:00:35,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 09:00:35,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125971717] [2023-11-22 09:00:35,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 09:00:35,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 09:00:35,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 09:00:35,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-22 09:00:35,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 09:00:35,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125971717] [2023-11-22 09:00:35,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125971717] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 09:00:35,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 09:00:35,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-22 09:00:35,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478199620] [2023-11-22 09:00:35,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 09:00:35,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-22 09:00:35,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 09:00:35,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-22 09:00:35,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-22 09:00:35,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:35,423 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 09:00:35,424 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 36.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-22 09:00:35,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:35,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 09:00:35,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:36,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:36,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 09:00:36,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 09:00:36,085 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (40 of 41 remaining) [2023-11-22 09:00:36,085 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (39 of 41 remaining) [2023-11-22 09:00:36,085 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (38 of 41 remaining) [2023-11-22 09:00:36,085 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (37 of 41 remaining) [2023-11-22 09:00:36,085 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (36 of 41 remaining) [2023-11-22 09:00:36,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (35 of 41 remaining) [2023-11-22 09:00:36,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (34 of 41 remaining) [2023-11-22 09:00:36,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (33 of 41 remaining) [2023-11-22 09:00:36,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (32 of 41 remaining) [2023-11-22 09:00:36,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (31 of 41 remaining) [2023-11-22 09:00:36,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (30 of 41 remaining) [2023-11-22 09:00:36,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (29 of 41 remaining) [2023-11-22 09:00:36,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (28 of 41 remaining) [2023-11-22 09:00:36,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (27 of 41 remaining) [2023-11-22 09:00:36,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (26 of 41 remaining) [2023-11-22 09:00:36,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (25 of 41 remaining) [2023-11-22 09:00:36,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (24 of 41 remaining) [2023-11-22 09:00:36,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (23 of 41 remaining) [2023-11-22 09:00:36,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (22 of 41 remaining) [2023-11-22 09:00:36,088 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (21 of 41 remaining) [2023-11-22 09:00:36,088 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (20 of 41 remaining) [2023-11-22 09:00:36,088 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (19 of 41 remaining) [2023-11-22 09:00:36,088 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (18 of 41 remaining) [2023-11-22 09:00:36,088 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (17 of 41 remaining) [2023-11-22 09:00:36,089 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (16 of 41 remaining) [2023-11-22 09:00:36,089 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (15 of 41 remaining) [2023-11-22 09:00:36,089 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (14 of 41 remaining) [2023-11-22 09:00:36,089 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (13 of 41 remaining) [2023-11-22 09:00:36,090 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (12 of 41 remaining) [2023-11-22 09:00:36,090 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE (11 of 41 remaining) [2023-11-22 09:00:36,090 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE (10 of 41 remaining) [2023-11-22 09:00:36,090 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONDATA_RACE (9 of 41 remaining) [2023-11-22 09:00:36,090 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONDATA_RACE (8 of 41 remaining) [2023-11-22 09:00:36,091 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONDATA_RACE (7 of 41 remaining) [2023-11-22 09:00:36,091 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE (6 of 41 remaining) [2023-11-22 09:00:36,091 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (5 of 41 remaining) [2023-11-22 09:00:36,091 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE (4 of 41 remaining) [2023-11-22 09:00:36,091 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE (3 of 41 remaining) [2023-11-22 09:00:36,092 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 41 remaining) [2023-11-22 09:00:36,092 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 41 remaining) [2023-11-22 09:00:36,092 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 41 remaining) [2023-11-22 09:00:36,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-22 09:00:36,098 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-22 09:00:36,099 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start 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 (2/4) [2023-11-22 09:00:36,103 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 09:00:36,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-22 09:00:36,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/z3 [2023-11-22 09:00:36,106 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-22 09:00:36,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2023-11-22 09:00:36,118 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-22 09:00:36,118 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork2 ======== [2023-11-22 09:00:36,119 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@1c5480b7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 09:00:36,119 INFO L358 AbstractCegarLoop]: Starting to check reachability of 99 error locations. [2023-11-22 09:00:39,338 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONDATA_RACE === [P1Err0ASSERT_VIOLATIONDATA_RACE, P1Err1ASSERT_VIOLATIONDATA_RACE, P1Err2ASSERT_VIOLATIONDATA_RACE, P1Err3ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2023-11-22 09:00:39,339 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 09:00:39,339 INFO L85 PathProgramCache]: Analyzing trace with hash 1440532034, now seen corresponding path program 1 times [2023-11-22 09:00:39,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 09:00:39,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073579243] [2023-11-22 09:00:39,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 09:00:39,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 09:00:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 09:00:39,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-22 09:00:39,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 09:00:39,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073579243] [2023-11-22 09:00:39,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073579243] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 09:00:39,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 09:00:39,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-22 09:00:39,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801531234] [2023-11-22 09:00:39,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 09:00:39,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-22 09:00:39,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 09:00:39,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-22 09:00:39,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-22 09:00:39,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:39,388 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 09:00:39,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) 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) [2023-11-22 09:00:39,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:40,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:40,635 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (98 of 99 remaining) [2023-11-22 09:00:40,635 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (97 of 99 remaining) [2023-11-22 09:00:40,636 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (96 of 99 remaining) [2023-11-22 09:00:40,636 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (95 of 99 remaining) [2023-11-22 09:00:40,636 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err4ASSERT_VIOLATIONDATA_RACE (94 of 99 remaining) [2023-11-22 09:00:40,636 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err5ASSERT_VIOLATIONDATA_RACE (93 of 99 remaining) [2023-11-22 09:00:40,636 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err6ASSERT_VIOLATIONDATA_RACE (92 of 99 remaining) [2023-11-22 09:00:40,637 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err7ASSERT_VIOLATIONDATA_RACE (91 of 99 remaining) [2023-11-22 09:00:40,637 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err8ASSERT_VIOLATIONDATA_RACE (90 of 99 remaining) [2023-11-22 09:00:40,637 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err9ASSERT_VIOLATIONDATA_RACE (89 of 99 remaining) [2023-11-22 09:00:40,637 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err10ASSERT_VIOLATIONDATA_RACE (88 of 99 remaining) [2023-11-22 09:00:40,637 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err11ASSERT_VIOLATIONDATA_RACE (87 of 99 remaining) [2023-11-22 09:00:40,638 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err13ASSERT_VIOLATIONDATA_RACE (86 of 99 remaining) [2023-11-22 09:00:40,638 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err14ASSERT_VIOLATIONDATA_RACE (85 of 99 remaining) [2023-11-22 09:00:40,638 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err16ASSERT_VIOLATIONDATA_RACE (84 of 99 remaining) [2023-11-22 09:00:40,638 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err15ASSERT_VIOLATIONDATA_RACE (83 of 99 remaining) [2023-11-22 09:00:40,638 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err12ASSERT_VIOLATIONDATA_RACE (82 of 99 remaining) [2023-11-22 09:00:40,639 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err17ASSERT_VIOLATIONDATA_RACE (81 of 99 remaining) [2023-11-22 09:00:40,639 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err18ASSERT_VIOLATIONDATA_RACE (80 of 99 remaining) [2023-11-22 09:00:40,639 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err20ASSERT_VIOLATIONDATA_RACE (79 of 99 remaining) [2023-11-22 09:00:40,639 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err21ASSERT_VIOLATIONDATA_RACE (78 of 99 remaining) [2023-11-22 09:00:40,639 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err22ASSERT_VIOLATIONDATA_RACE (77 of 99 remaining) [2023-11-22 09:00:40,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err23ASSERT_VIOLATIONDATA_RACE (76 of 99 remaining) [2023-11-22 09:00:40,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err24ASSERT_VIOLATIONDATA_RACE (75 of 99 remaining) [2023-11-22 09:00:40,640 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err26ASSERT_VIOLATIONDATA_RACE (74 of 99 remaining) [2023-11-22 09:00:40,646 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err27ASSERT_VIOLATIONDATA_RACE (73 of 99 remaining) [2023-11-22 09:00:40,647 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err29ASSERT_VIOLATIONDATA_RACE (72 of 99 remaining) [2023-11-22 09:00:40,647 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err28ASSERT_VIOLATIONDATA_RACE (71 of 99 remaining) [2023-11-22 09:00:40,647 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err25ASSERT_VIOLATIONDATA_RACE (70 of 99 remaining) [2023-11-22 09:00:40,647 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err19ASSERT_VIOLATIONDATA_RACE (69 of 99 remaining) [2023-11-22 09:00:40,648 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err30ASSERT_VIOLATIONDATA_RACE (68 of 99 remaining) [2023-11-22 09:00:40,648 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err31ASSERT_VIOLATIONDATA_RACE (67 of 99 remaining) [2023-11-22 09:00:40,648 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err33ASSERT_VIOLATIONDATA_RACE (66 of 99 remaining) [2023-11-22 09:00:40,648 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err34ASSERT_VIOLATIONDATA_RACE (65 of 99 remaining) [2023-11-22 09:00:40,648 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err35ASSERT_VIOLATIONDATA_RACE (64 of 99 remaining) [2023-11-22 09:00:40,648 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err36ASSERT_VIOLATIONDATA_RACE (63 of 99 remaining) [2023-11-22 09:00:40,649 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err37ASSERT_VIOLATIONDATA_RACE (62 of 99 remaining) [2023-11-22 09:00:40,649 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err39ASSERT_VIOLATIONDATA_RACE (61 of 99 remaining) [2023-11-22 09:00:40,649 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err40ASSERT_VIOLATIONDATA_RACE (60 of 99 remaining) [2023-11-22 09:00:40,649 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err42ASSERT_VIOLATIONDATA_RACE (59 of 99 remaining) [2023-11-22 09:00:40,649 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err41ASSERT_VIOLATIONDATA_RACE (58 of 99 remaining) [2023-11-22 09:00:40,650 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err38ASSERT_VIOLATIONDATA_RACE (57 of 99 remaining) [2023-11-22 09:00:40,650 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err32ASSERT_VIOLATIONDATA_RACE (56 of 99 remaining) [2023-11-22 09:00:40,650 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err43ASSERT_VIOLATIONDATA_RACE (55 of 99 remaining) [2023-11-22 09:00:40,650 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err44ASSERT_VIOLATIONDATA_RACE (54 of 99 remaining) [2023-11-22 09:00:40,650 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err46ASSERT_VIOLATIONDATA_RACE (53 of 99 remaining) [2023-11-22 09:00:40,650 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err47ASSERT_VIOLATIONDATA_RACE (52 of 99 remaining) [2023-11-22 09:00:40,652 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err48ASSERT_VIOLATIONDATA_RACE (51 of 99 remaining) [2023-11-22 09:00:40,652 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err49ASSERT_VIOLATIONDATA_RACE (50 of 99 remaining) [2023-11-22 09:00:40,652 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err50ASSERT_VIOLATIONDATA_RACE (49 of 99 remaining) [2023-11-22 09:00:40,653 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err52ASSERT_VIOLATIONDATA_RACE (48 of 99 remaining) [2023-11-22 09:00:40,653 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err53ASSERT_VIOLATIONDATA_RACE (47 of 99 remaining) [2023-11-22 09:00:40,653 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err54ASSERT_VIOLATIONDATA_RACE (46 of 99 remaining) [2023-11-22 09:00:40,653 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err51ASSERT_VIOLATIONDATA_RACE (45 of 99 remaining) [2023-11-22 09:00:40,653 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err45ASSERT_VIOLATIONDATA_RACE (44 of 99 remaining) [2023-11-22 09:00:40,653 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err55ASSERT_VIOLATIONDATA_RACE (43 of 99 remaining) [2023-11-22 09:00:40,654 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err56ASSERT_VIOLATIONDATA_RACE (42 of 99 remaining) [2023-11-22 09:00:40,654 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err58ASSERT_VIOLATIONDATA_RACE (41 of 99 remaining) [2023-11-22 09:00:40,654 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err59ASSERT_VIOLATIONDATA_RACE (40 of 99 remaining) [2023-11-22 09:00:40,654 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err60ASSERT_VIOLATIONDATA_RACE (39 of 99 remaining) [2023-11-22 09:00:40,654 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err61ASSERT_VIOLATIONDATA_RACE (38 of 99 remaining) [2023-11-22 09:00:40,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err62ASSERT_VIOLATIONDATA_RACE (37 of 99 remaining) [2023-11-22 09:00:40,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err64ASSERT_VIOLATIONDATA_RACE (36 of 99 remaining) [2023-11-22 09:00:40,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err65ASSERT_VIOLATIONDATA_RACE (35 of 99 remaining) [2023-11-22 09:00:40,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err63ASSERT_VIOLATIONDATA_RACE (34 of 99 remaining) [2023-11-22 09:00:40,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err57ASSERT_VIOLATIONDATA_RACE (33 of 99 remaining) [2023-11-22 09:00:40,655 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err66ASSERT_VIOLATIONDATA_RACE (32 of 99 remaining) [2023-11-22 09:00:40,656 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err67ASSERT_VIOLATIONDATA_RACE (31 of 99 remaining) [2023-11-22 09:00:40,656 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err69ASSERT_VIOLATIONDATA_RACE (30 of 99 remaining) [2023-11-22 09:00:40,657 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err70ASSERT_VIOLATIONDATA_RACE (29 of 99 remaining) [2023-11-22 09:00:40,657 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err71ASSERT_VIOLATIONDATA_RACE (28 of 99 remaining) [2023-11-22 09:00:40,657 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err72ASSERT_VIOLATIONDATA_RACE (27 of 99 remaining) [2023-11-22 09:00:40,658 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err73ASSERT_VIOLATIONDATA_RACE (26 of 99 remaining) [2023-11-22 09:00:40,658 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err75ASSERT_VIOLATIONDATA_RACE (25 of 99 remaining) [2023-11-22 09:00:40,658 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err76ASSERT_VIOLATIONDATA_RACE (24 of 99 remaining) [2023-11-22 09:00:40,658 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err77ASSERT_VIOLATIONDATA_RACE (23 of 99 remaining) [2023-11-22 09:00:40,658 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err74ASSERT_VIOLATIONDATA_RACE (22 of 99 remaining) [2023-11-22 09:00:40,659 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err68ASSERT_VIOLATIONDATA_RACE (21 of 99 remaining) [2023-11-22 09:00:40,659 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err78ASSERT_VIOLATIONDATA_RACE (20 of 99 remaining) [2023-11-22 09:00:40,659 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err79ASSERT_VIOLATIONDATA_RACE (19 of 99 remaining) [2023-11-22 09:00:40,659 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err81ASSERT_VIOLATIONDATA_RACE (18 of 99 remaining) [2023-11-22 09:00:40,659 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err82ASSERT_VIOLATIONDATA_RACE (17 of 99 remaining) [2023-11-22 09:00:40,660 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err83ASSERT_VIOLATIONDATA_RACE (16 of 99 remaining) [2023-11-22 09:00:40,660 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err84ASSERT_VIOLATIONDATA_RACE (15 of 99 remaining) [2023-11-22 09:00:40,660 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err85ASSERT_VIOLATIONDATA_RACE (14 of 99 remaining) [2023-11-22 09:00:40,660 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err87ASSERT_VIOLATIONDATA_RACE (13 of 99 remaining) [2023-11-22 09:00:40,660 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err88ASSERT_VIOLATIONDATA_RACE (12 of 99 remaining) [2023-11-22 09:00:40,660 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err86ASSERT_VIOLATIONDATA_RACE (11 of 99 remaining) [2023-11-22 09:00:40,661 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err80ASSERT_VIOLATIONDATA_RACE (10 of 99 remaining) [2023-11-22 09:00:40,661 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err89ASSERT_VIOLATIONDATA_RACE (9 of 99 remaining) [2023-11-22 09:00:40,661 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err90ASSERT_VIOLATIONDATA_RACE (8 of 99 remaining) [2023-11-22 09:00:40,661 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err91ASSERT_VIOLATIONDATA_RACE (7 of 99 remaining) [2023-11-22 09:00:40,661 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err92ASSERT_VIOLATIONDATA_RACE (6 of 99 remaining) [2023-11-22 09:00:40,661 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err94ASSERT_VIOLATIONDATA_RACE (5 of 99 remaining) [2023-11-22 09:00:40,662 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err93ASSERT_VIOLATIONDATA_RACE (4 of 99 remaining) [2023-11-22 09:00:40,662 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err95ASSERT_VIOLATIONDATA_RACE (3 of 99 remaining) [2023-11-22 09:00:40,662 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err96ASSERT_VIOLATIONDATA_RACE (2 of 99 remaining) [2023-11-22 09:00:40,662 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err97ASSERT_VIOLATIONDATA_RACE (1 of 99 remaining) [2023-11-22 09:00:40,662 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err98ASSERT_VIOLATIONDATA_RACE (0 of 99 remaining) [2023-11-22 09:00:40,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-22 09:00:40,667 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-22 09:00:40,669 INFO L307 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork2 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,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,SAFE,SAFE,SAFE (3/4) [2023-11-22 09:00:40,675 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 09:00:40,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-22 09:00:40,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/z3 [2023-11-22 09:00:40,677 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-22 09:00:40,686 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-22 09:00:40,686 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P0Thread1of1ForFork1 ======== [2023-11-22 09:00:40,687 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@1c5480b7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 09:00:40,687 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-11-22 09:00:40,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c3d200-d60e-4c43-9af9-fd0f427b4bfb/bin/ugemcutter-verify-ybdnMwjCTB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2023-11-22 09:00:44,146 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2023-11-22 09:00:44,147 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 09:00:44,147 INFO L85 PathProgramCache]: Analyzing trace with hash 111076845, now seen corresponding path program 1 times [2023-11-22 09:00:44,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 09:00:44,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674642672] [2023-11-22 09:00:44,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 09:00:44,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 09:00:44,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 09:00:44,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-22 09:00:44,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 09:00:44,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674642672] [2023-11-22 09:00:44,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674642672] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 09:00:44,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 09:00:44,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-22 09:00:44,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375842511] [2023-11-22 09:00:44,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 09:00:44,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-22 09:00:44,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 09:00:44,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-22 09:00:44,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-22 09:00:44,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:44,189 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 09:00:44,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 45.0) internal successors, (45), 2 states have internal predecessors, (45), 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) [2023-11-22 09:00:44,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:44,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 09:00:44,276 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (7 of 8 remaining) [2023-11-22 09:00:44,276 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (6 of 8 remaining) [2023-11-22 09:00:44,276 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (5 of 8 remaining) [2023-11-22 09:00:44,276 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (4 of 8 remaining) [2023-11-22 09:00:44,277 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (3 of 8 remaining) [2023-11-22 09:00:44,277 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err5ASSERT_VIOLATIONDATA_RACE (2 of 8 remaining) [2023-11-22 09:00:44,277 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err6ASSERT_VIOLATIONDATA_RACE (1 of 8 remaining) [2023-11-22 09:00:44,277 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err7ASSERT_VIOLATIONDATA_RACE (0 of 8 remaining) [2023-11-22 09:00:44,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-22 09:00:44,280 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-22 09:00:44,281 INFO L307 ceAbstractionStarter]: Result for error location P0Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (4/4) [2023-11-22 09:00:44,281 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-22 09:00:44,281 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-22 09:00:44,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 09:00:44 BasicIcfg [2023-11-22 09:00:44,290 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-22 09:00:44,291 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-22 09:00:44,291 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-22 09:00:44,291 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-22 09:00:44,291 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:00:10" (3/4) ... [2023-11-22 09:00:44,294 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-22 09:00:44,298 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2023-11-22 09:00:44,298 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2023-11-22 09:00:44,298 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2023-11-22 09:00:44,337 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1448 nodes and edges [2023-11-22 09:00:44,344 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 433 nodes and edges [2023-11-22 09:00:44,350 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 87 nodes and edges