./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_23-evilcollapse_rc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_23-evilcollapse_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash edbdacd2fc511db63719a3e7d2bd257b6310a833f5bcfcddcb6829e714260082 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 12:12:17,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 12:12:17,907 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2024-11-08 12:12:17,913 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 12:12:17,913 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 12:12:17,944 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 12:12:17,944 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 12:12:17,947 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 12:12:17,948 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 12:12:17,948 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 12:12:17,949 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 12:12:17,950 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 12:12:17,950 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 12:12:17,953 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 12:12:17,955 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 12:12:17,956 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 12:12:17,956 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 12:12:17,957 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 12:12:17,957 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 12:12:17,958 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 12:12:17,958 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 12:12:17,962 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 12:12:17,963 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-08 12:12:17,963 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 12:12:17,964 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 12:12:17,964 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 12:12:17,964 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 12:12:17,965 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 12:12:17,965 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 12:12:17,966 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 12:12:17,966 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-08 12:12:17,970 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 12:12:17,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-08 12:12:17,970 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 12:12:17,971 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 12:12:17,971 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 12:12:17,971 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 12:12:17,972 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 12:12:17,972 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 12:12:17,972 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-08 12:12:17,973 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-08 12:12:17,976 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-08 12:12:17,976 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-08 12:12:17,977 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_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edbdacd2fc511db63719a3e7d2bd257b6310a833f5bcfcddcb6829e714260082 [2024-11-08 12:12:18,308 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 12:12:18,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 12:12:18,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 12:12:18,351 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 12:12:18,351 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 12:12:18,353 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/../../sv-benchmarks/c/goblint-regression/09-regions_23-evilcollapse_rc.i Unable to find full path for "g++" [2024-11-08 12:12:20,514 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 12:12:20,918 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 12:12:20,918 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/sv-benchmarks/c/goblint-regression/09-regions_23-evilcollapse_rc.i [2024-11-08 12:12:20,948 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/data/134eb1ca4/13a55961380044b4b621404b07f0c8e7/FLAG33651a216 [2024-11-08 12:12:21,102 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/data/134eb1ca4/13a55961380044b4b621404b07f0c8e7 [2024-11-08 12:12:21,108 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 12:12:21,110 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 12:12:21,112 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 12:12:21,112 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 12:12:21,122 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 12:12:21,122 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:12:21" (1/1) ... [2024-11-08 12:12:21,127 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37d1cb5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:12:21, skipping insertion in model container [2024-11-08 12:12:21,127 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:12:21" (1/1) ... [2024-11-08 12:12:21,218 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 12:12:21,925 WARN L1698 CHandler]: Possible shadowing of function new [2024-11-08 12:12:21,926 WARN L1698 CHandler]: Possible shadowing of function new [2024-11-08 12:12:21,928 WARN L1698 CHandler]: Possible shadowing of function new [2024-11-08 12:12:21,929 WARN L1698 CHandler]: Possible shadowing of function new [2024-11-08 12:12:21,972 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 12:12:22,009 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 12:12:22,076 WARN L1698 CHandler]: Possible shadowing of function new [2024-11-08 12:12:22,077 WARN L1698 CHandler]: Possible shadowing of function new [2024-11-08 12:12:22,078 WARN L1698 CHandler]: Possible shadowing of function new [2024-11-08 12:12:22,084 WARN L1698 CHandler]: Possible shadowing of function new [2024-11-08 12:12:22,109 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 12:12:22,212 INFO L204 MainTranslator]: Completed translation [2024-11-08 12:12:22,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:12:22 WrapperNode [2024-11-08 12:12:22,213 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 12:12:22,215 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 12:12:22,216 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 12:12:22,216 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 12:12:22,225 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:12:22" (1/1) ... [2024-11-08 12:12:22,250 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:12:22" (1/1) ... [2024-11-08 12:12:22,333 INFO L138 Inliner]: procedures = 274, calls = 101, calls flagged for inlining = 10, calls inlined = 11, statements flattened = 330 [2024-11-08 12:12:22,334 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 12:12:22,335 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 12:12:22,335 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 12:12:22,335 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 12:12:22,347 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:12:22" (1/1) ... [2024-11-08 12:12:22,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:12:22" (1/1) ... [2024-11-08 12:12:22,366 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:12:22" (1/1) ... [2024-11-08 12:12:22,366 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:12:22" (1/1) ... [2024-11-08 12:12:22,399 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:12:22" (1/1) ... [2024-11-08 12:12:22,404 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:12:22" (1/1) ... [2024-11-08 12:12:22,407 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:12:22" (1/1) ... [2024-11-08 12:12:22,410 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:12:22" (1/1) ... [2024-11-08 12:12:22,415 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 12:12:22,416 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 12:12:22,416 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 12:12:22,416 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 12:12:22,417 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:12:22" (1/1) ... [2024-11-08 12:12:22,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-08 12:12:22,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:12:22,463 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-08 12:12:22,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-08 12:12:22,514 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-08 12:12:22,515 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-08 12:12:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 12:12:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 12:12:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-08 12:12:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 12:12:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 12:12:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-08 12:12:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 12:12:22,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 12:12:22,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 12:12:22,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 12:12:22,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 12:12:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 12:12:22,520 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 12:12:22,768 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 12:12:22,771 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 12:12:23,637 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 12:12:23,638 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 12:12:23,683 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 12:12:23,684 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 12:12:23,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:12:23 BoogieIcfgContainer [2024-11-08 12:12:23,684 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 12:12:23,689 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 12:12:23,690 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 12:12:23,694 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 12:12:23,695 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 12:12:21" (1/3) ... [2024-11-08 12:12:23,696 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ea97825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 12:12:23, skipping insertion in model container [2024-11-08 12:12:23,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:12:22" (2/3) ... [2024-11-08 12:12:23,698 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ea97825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 12:12:23, skipping insertion in model container [2024-11-08 12:12:23,698 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:12:23" (3/3) ... [2024-11-08 12:12:23,700 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_23-evilcollapse_rc.i [2024-11-08 12:12:23,740 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 12:12:23,740 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2024-11-08 12:12:23,740 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-08 12:12:23,956 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-08 12:12:24,052 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:12:24,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-08 12:12:24,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:12:24,055 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-08 12:12:24,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-08 12:12:24,103 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-08 12:12:24,121 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-08 12:12:24,130 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6fbd7fec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:12:24,131 INFO L334 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2024-11-08 12:12:24,240 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-11-08 12:12:24,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:12:24,248 INFO L85 PathProgramCache]: Analyzing trace with hash -42344024, now seen corresponding path program 1 times [2024-11-08 12:12:24,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:12:24,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138755229] [2024-11-08 12:12:24,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:24,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:12:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:24,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:12:24,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:12:24,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138755229] [2024-11-08 12:12:24,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138755229] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:12:24,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:12:24,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 12:12:24,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528384214] [2024-11-08 12:12:24,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:12:24,749 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 12:12:24,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:12:24,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 12:12:24,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 12:12:24,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:24,792 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:12:24,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 52.5) internal successors, (105), 2 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:12:24,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:24,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:24,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 12:12:24,833 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-11-08 12:12:24,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:12:24,834 INFO L85 PathProgramCache]: Analyzing trace with hash -1109263842, now seen corresponding path program 1 times [2024-11-08 12:12:24,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:12:24,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894964321] [2024-11-08 12:12:24,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:24,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:12:24,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:25,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:12:25,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:12:25,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894964321] [2024-11-08 12:12:25,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894964321] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:12:25,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:12:25,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 12:12:25,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045720988] [2024-11-08 12:12:25,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:12:25,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 12:12:25,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:12:25,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 12:12:25,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 12:12:25,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:25,136 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:12:25,138 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:12:25,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:25,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:25,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:25,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:25,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 12:12:25,194 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-11-08 12:12:25,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:12:25,196 INFO L85 PathProgramCache]: Analyzing trace with hash -78450748, now seen corresponding path program 1 times [2024-11-08 12:12:25,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:12:25,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029046200] [2024-11-08 12:12:25,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:25,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:12:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:26,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:12:26,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:12:26,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029046200] [2024-11-08 12:12:26,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029046200] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:12:26,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:12:26,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 12:12:26,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672608904] [2024-11-08 12:12:26,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:12:26,192 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 12:12:26,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:12:26,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 12:12:26,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-08 12:12:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:26,197 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:12:26,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.6) internal successors, (93), 6 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:12:26,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:26,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:26,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:26,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:26,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:26,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:26,310 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 12:12:26,311 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-11-08 12:12:26,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:12:26,311 INFO L85 PathProgramCache]: Analyzing trace with hash -1502377601, now seen corresponding path program 1 times [2024-11-08 12:12:26,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:12:26,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277344957] [2024-11-08 12:12:26,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:26,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:12:26,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:27,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:12:27,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:12:27,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277344957] [2024-11-08 12:12:27,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277344957] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:12:27,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:12:27,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 12:12:27,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306730573] [2024-11-08 12:12:27,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:12:27,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 12:12:27,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:12:27,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 12:12:27,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-08 12:12:27,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:27,193 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:12:27,193 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.2) internal successors, (101), 6 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:12:27,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:27,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:27,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:27,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:27,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:27,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:27,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:27,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:27,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 12:12:27,378 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-11-08 12:12:27,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:12:27,379 INFO L85 PathProgramCache]: Analyzing trace with hash -2055103269, now seen corresponding path program 1 times [2024-11-08 12:12:27,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:12:27,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643713713] [2024-11-08 12:12:27,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:27,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:12:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:27,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:12:27,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:12:27,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643713713] [2024-11-08 12:12:27,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643713713] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:12:27,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:12:27,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 12:12:27,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980257879] [2024-11-08 12:12:27,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:12:27,534 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 12:12:27,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:12:27,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 12:12:27,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 12:12:27,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:27,539 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:12:27,540 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:12:27,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:27,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:27,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:27,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:27,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:27,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:27,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:27,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:27,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:27,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:27,616 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 12:12:27,616 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-11-08 12:12:27,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:12:27,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1242776874, now seen corresponding path program 1 times [2024-11-08 12:12:27,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:12:27,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94687571] [2024-11-08 12:12:27,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:27,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:12:27,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:28,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:12:28,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:12:28,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94687571] [2024-11-08 12:12:28,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94687571] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:12:28,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:12:28,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 12:12:28,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783453438] [2024-11-08 12:12:28,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:12:28,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 12:12:28,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:12:28,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 12:12:28,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-08 12:12:28,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:28,396 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:12:28,396 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:12:28,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:28,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:28,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:28,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:28,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:28,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:28,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:28,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:28,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:28,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:28,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:28,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:28,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 12:12:28,772 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-11-08 12:12:28,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:12:28,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1848799385, now seen corresponding path program 1 times [2024-11-08 12:12:28,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:12:28,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126816795] [2024-11-08 12:12:28,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:28,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:12:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:29,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:12:29,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:12:29,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126816795] [2024-11-08 12:12:29,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126816795] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:12:29,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:12:29,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 12:12:29,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940497710] [2024-11-08 12:12:29,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:12:29,810 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 12:12:29,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:12:29,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 12:12:29,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-08 12:12:29,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:29,814 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:12:29,814 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.6) internal successors, (158), 6 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:12:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:29,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:29,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:29,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:29,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:29,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:30,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:30,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:30,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:30,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:30,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:30,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:30,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:30,029 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 12:12:30,029 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-11-08 12:12:30,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:12:30,030 INFO L85 PathProgramCache]: Analyzing trace with hash 1213828286, now seen corresponding path program 1 times [2024-11-08 12:12:30,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:12:30,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490147210] [2024-11-08 12:12:30,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:30,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:12:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:30,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:12:30,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:12:30,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490147210] [2024-11-08 12:12:30,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490147210] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:12:30,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:12:30,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 12:12:30,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608670225] [2024-11-08 12:12:30,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:12:30,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 12:12:30,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:12:30,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 12:12:30,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-08 12:12:30,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:30,945 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:12:30,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 33.4) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:12:30,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:30,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:30,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:30,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:30,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:30,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:30,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:30,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:31,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:31,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:31,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:31,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:31,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:31,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:31,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:31,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:31,256 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 12:12:31,257 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-11-08 12:12:31,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:12:31,257 INFO L85 PathProgramCache]: Analyzing trace with hash -1296068689, now seen corresponding path program 1 times [2024-11-08 12:12:31,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:12:31,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657662155] [2024-11-08 12:12:31,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:31,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:12:31,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:32,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:12:32,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:12:32,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657662155] [2024-11-08 12:12:32,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657662155] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:12:32,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:12:32,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 12:12:32,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087941286] [2024-11-08 12:12:32,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:12:32,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 12:12:32,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:12:32,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 12:12:32,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-08 12:12:32,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:32,269 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:12:32,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:12:32,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:32,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:32,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:32,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:32,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:32,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:32,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:32,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:32,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:32,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:32,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:32,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:32,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:32,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:32,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:32,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:32,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:32,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:32,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 12:12:32,671 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-11-08 12:12:32,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:12:32,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1949117566, now seen corresponding path program 1 times [2024-11-08 12:12:32,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:12:32,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432363375] [2024-11-08 12:12:32,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:32,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:12:32,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:33,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:12:33,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:12:33,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432363375] [2024-11-08 12:12:33,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432363375] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:12:33,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:12:33,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 12:12:33,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265830497] [2024-11-08 12:12:33,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:12:33,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 12:12:33,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:12:33,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 12:12:33,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-08 12:12:33,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:33,565 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:12:33,567 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 36.6) internal successors, (183), 6 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:12:33,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:33,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:33,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:33,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:33,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:33,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:33,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:33,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:33,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:33,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:33,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:33,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:33,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:33,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:33,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:33,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:33,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:33,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:33,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:33,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:33,899 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-08 12:12:33,899 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-11-08 12:12:33,899 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:12:33,900 INFO L85 PathProgramCache]: Analyzing trace with hash -1319202420, now seen corresponding path program 1 times [2024-11-08 12:12:33,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:12:33,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501113429] [2024-11-08 12:12:33,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:33,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:12:33,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:34,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:12:34,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:12:34,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501113429] [2024-11-08 12:12:34,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501113429] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:12:34,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:12:34,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 12:12:34,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629709565] [2024-11-08 12:12:34,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:12:34,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 12:12:34,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:12:34,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 12:12:34,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-08 12:12:34,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:34,851 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:12:34,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 38.2) internal successors, (191), 6 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:12:34,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:34,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:34,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:34,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:34,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:34,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:34,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:34,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:34,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:34,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:34,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:35,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:35,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:35,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:35,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:35,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:35,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:35,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:35,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:35,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:35,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:35,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:35,324 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 12:12:35,325 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-11-08 12:12:35,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:12:35,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1778944243, now seen corresponding path program 1 times [2024-11-08 12:12:35,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:12:35,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019748190] [2024-11-08 12:12:35,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:35,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:12:35,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:35,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:12:35,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:12:35,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019748190] [2024-11-08 12:12:35,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019748190] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:12:35,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [414622480] [2024-11-08 12:12:35,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:35,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:12:35,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:12:35,660 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:12:35,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 12:12:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:36,011 INFO L255 TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 12:12:36,022 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:12:36,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:12:36,306 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:12:36,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:12:36,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [414622480] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:12:36,517 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:12:36,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-11-08 12:12:36,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508899961] [2024-11-08 12:12:36,518 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:12:36,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 12:12:36,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:12:36,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 12:12:36,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-08 12:12:36,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:36,521 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:12:36,522 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 40.9) internal successors, (409), 10 states have internal predecessors, (409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:12:36,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:36,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:36,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:36,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:36,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:36,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:36,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:36,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:36,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:36,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:36,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:36,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:36,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:36,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:36,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:36,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:36,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:36,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:36,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:36,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:36,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:12:36,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-08 12:12:36,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:12:36,864 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-11-08 12:12:36,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:12:36,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1029175283, now seen corresponding path program 2 times [2024-11-08 12:12:36,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:12:36,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004266482] [2024-11-08 12:12:36,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:36,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:12:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:37,530 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-08 12:12:37,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:12:37,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004266482] [2024-11-08 12:12:37,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004266482] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:12:37,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1452808731] [2024-11-08 12:12:37,531 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-08 12:12:37,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:12:37,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:12:37,533 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:12:37,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-08 12:12:37,871 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-08 12:12:37,872 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:12:37,874 INFO L255 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 12:12:37,884 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:12:37,992 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-08 12:12:38,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2024-11-08 12:12:38,061 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:12:38,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 42 [2024-11-08 12:12:38,121 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:12:38,121 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 57 [2024-11-08 12:12:38,168 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2024-11-08 12:12:38,169 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 12:12:38,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1452808731] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:12:38,169 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 12:12:38,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2024-11-08 12:12:38,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428056875] [2024-11-08 12:12:38,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:12:38,171 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 12:12:38,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:12:38,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 12:12:38,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-08 12:12:38,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:38,173 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:12:38,174 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 45.0) internal successors, (225), 6 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:12:38,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:38,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:38,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:38,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:38,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:38,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:38,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:38,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:38,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:38,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:38,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:38,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:12:38,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:39,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:39,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:39,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:39,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:39,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:39,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:39,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:39,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:12:39,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:39,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-08 12:12:39,235 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-08 12:12:39,236 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-11-08 12:12:39,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:12:39,237 INFO L85 PathProgramCache]: Analyzing trace with hash 2002972846, now seen corresponding path program 1 times [2024-11-08 12:12:39,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:12:39,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103654628] [2024-11-08 12:12:39,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:39,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:12:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:40,144 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-08 12:12:40,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:12:40,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103654628] [2024-11-08 12:12:40,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103654628] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:12:40,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [721226642] [2024-11-08 12:12:40,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:40,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:12:40,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:12:40,147 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:12:40,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-08 12:12:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:40,772 INFO L255 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 12:12:40,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:12:41,340 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 1 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:12:41,344 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:12:41,947 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 1 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:12:41,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [721226642] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:12:41,948 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:12:41,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 9] total 19 [2024-11-08 12:12:41,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848794987] [2024-11-08 12:12:41,948 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:12:41,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-08 12:12:41,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:12:41,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-08 12:12:41,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2024-11-08 12:12:41,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:41,953 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:12:41,954 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 44.63157894736842) internal successors, (848), 19 states have internal predecessors, (848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:12:41,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:41,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:41,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:41,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:41,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:41,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:41,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:41,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:41,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:41,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:41,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:41,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:12:41,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:41,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:43,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:43,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:43,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:43,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:43,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:43,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:43,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:43,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:43,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:43,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:43,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:43,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:12:43,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:43,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-08 12:12:43,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-08 12:12:43,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-08 12:12:43,280 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-11-08 12:12:43,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:12:43,280 INFO L85 PathProgramCache]: Analyzing trace with hash 119964355, now seen corresponding path program 2 times [2024-11-08 12:12:43,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:12:43,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766149748] [2024-11-08 12:12:43,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:43,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:12:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:48,293 INFO L134 CoverageAnalysis]: Checked inductivity of 8341 backedges. 4500 proven. 1918 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2024-11-08 12:12:48,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:12:48,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766149748] [2024-11-08 12:12:48,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [766149748] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:12:48,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1843989570] [2024-11-08 12:12:48,295 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-08 12:12:48,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:12:48,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:12:48,298 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:12:48,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-08 12:12:49,203 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-08 12:12:49,203 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:12:49,209 INFO L255 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 12:12:49,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:12:49,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-08 12:12:49,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-08 12:12:49,369 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:12:49,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2024-11-08 12:12:49,414 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:12:49,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2024-11-08 12:12:49,466 INFO L134 CoverageAnalysis]: Checked inductivity of 8341 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8341 trivial. 0 not checked. [2024-11-08 12:12:49,466 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 12:12:49,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1843989570] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:12:49,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 12:12:49,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2024-11-08 12:12:49,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443086975] [2024-11-08 12:12:49,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:12:49,469 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 12:12:49,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:12:49,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 12:12:49,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2024-11-08 12:12:49,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:49,471 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:12:49,472 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 53.6) internal successors, (268), 6 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:12:49,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:49,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:49,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:49,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:12:49,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-08 12:12:49,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:49,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:49,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:49,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:49,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:12:49,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-08 12:12:49,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:49,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-08 12:12:50,153 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-08 12:12:50,153 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-11-08 12:12:50,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:12:50,154 INFO L85 PathProgramCache]: Analyzing trace with hash 163220381, now seen corresponding path program 1 times [2024-11-08 12:12:50,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:12:50,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908244578] [2024-11-08 12:12:50,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:50,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:12:50,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:55,008 INFO L134 CoverageAnalysis]: Checked inductivity of 8341 backedges. 4500 proven. 1918 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2024-11-08 12:12:55,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:12:55,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908244578] [2024-11-08 12:12:55,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908244578] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:12:55,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1586512239] [2024-11-08 12:12:55,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:12:55,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:12:55,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:12:55,013 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:12:55,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-08 12:12:57,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:12:57,050 INFO L255 TraceCheckSpWp]: Trace formula consists of 5769 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 12:12:57,076 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:12:58,070 INFO L134 CoverageAnalysis]: Checked inductivity of 8341 backedges. 4500 proven. 1918 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2024-11-08 12:12:58,070 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:12:59,411 INFO L134 CoverageAnalysis]: Checked inductivity of 8341 backedges. 4500 proven. 1918 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2024-11-08 12:12:59,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1586512239] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:12:59,411 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:12:59,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-11-08 12:12:59,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066724591] [2024-11-08 12:12:59,413 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:12:59,416 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-08 12:12:59,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:12:59,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-08 12:12:59,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2024-11-08 12:12:59,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:59,422 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:12:59,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 49.05882352941177) internal successors, (1668), 34 states have internal predecessors, (1668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:12:59,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:12:59,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:59,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:59,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:59,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:12:59,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:59,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:59,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:59,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:59,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:59,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:59,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:12:59,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:59,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-08 12:12:59,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:12:59,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:00,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:00,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:00,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:00,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:00,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:00,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:00,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:00,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:00,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:00,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:00,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:00,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:13:00,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:00,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-08 12:13:00,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:00,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-08 12:13:00,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-08 12:13:00,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:13:00,610 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-11-08 12:13:00,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:13:00,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1382503069, now seen corresponding path program 2 times [2024-11-08 12:13:00,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:13:00,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430597229] [2024-11-08 12:13:00,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:13:00,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:13:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:13:15,345 INFO L134 CoverageAnalysis]: Checked inductivity of 39677 backedges. 20532 proven. 9570 refuted. 0 times theorem prover too weak. 9575 trivial. 0 not checked. [2024-11-08 12:13:15,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:13:15,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430597229] [2024-11-08 12:13:15,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430597229] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:13:15,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [99264471] [2024-11-08 12:13:15,347 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-08 12:13:15,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:13:15,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:13:15,349 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:13:15,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-08 12:13:17,135 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-08 12:13:17,135 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:13:17,142 INFO L255 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 12:13:17,178 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:13:17,271 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-08 12:13:17,304 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-08 12:13:17,354 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:13:17,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2024-11-08 12:13:17,426 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:13:17,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2024-11-08 12:13:17,496 INFO L134 CoverageAnalysis]: Checked inductivity of 39677 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39677 trivial. 0 not checked. [2024-11-08 12:13:17,496 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 12:13:17,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [99264471] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:13:17,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 12:13:17,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [33] total 37 [2024-11-08 12:13:17,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066493827] [2024-11-08 12:13:17,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:13:17,503 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 12:13:17,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:13:17,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 12:13:17,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=302, Invalid=1030, Unknown=0, NotChecked=0, Total=1332 [2024-11-08 12:13:17,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:17,507 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:13:17,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 55.0) internal successors, (275), 6 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:13:17,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:17,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:17,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:17,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:17,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:17,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:17,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:17,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:17,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:17,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:17,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:17,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:13:17,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:17,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-08 12:13:17,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:17,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-08 12:13:17,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:18,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:18,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:18,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:18,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:18,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:18,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:18,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:18,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:18,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:18,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:18,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:18,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:13:18,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:18,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-11-08 12:13:18,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:18,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-08 12:13:18,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:18,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (15 of 16 remaining) [2024-11-08 12:13:18,514 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (14 of 16 remaining) [2024-11-08 12:13:18,514 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (13 of 16 remaining) [2024-11-08 12:13:18,514 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (12 of 16 remaining) [2024-11-08 12:13:18,515 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (11 of 16 remaining) [2024-11-08 12:13:18,515 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (10 of 16 remaining) [2024-11-08 12:13:18,515 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (9 of 16 remaining) [2024-11-08 12:13:18,515 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (8 of 16 remaining) [2024-11-08 12:13:18,516 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (7 of 16 remaining) [2024-11-08 12:13:18,516 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (6 of 16 remaining) [2024-11-08 12:13:18,517 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (5 of 16 remaining) [2024-11-08 12:13:18,517 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (4 of 16 remaining) [2024-11-08 12:13:18,517 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (3 of 16 remaining) [2024-11-08 12:13:18,517 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (2 of 16 remaining) [2024-11-08 12:13:18,517 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 16 remaining) [2024-11-08 12:13:18,517 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 16 remaining) [2024-11-08 12:13:18,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-08 12:13:18,718 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-08 12:13:18,734 INFO L407 BasicCegarLoop]: Path program histogram: [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 12:13:18,736 INFO L317 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/3) [2024-11-08 12:13:18,744 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:13:18,745 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-08 12:13:18,746 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == fThread1of1ForFork0 ======== [2024-11-08 12:13:18,746 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6fbd7fec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 12:13:18,746 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-08 12:13:19,005 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting fErr0ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE] === [2024-11-08 12:13:19,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:13:19,005 INFO L85 PathProgramCache]: Analyzing trace with hash -904079204, now seen corresponding path program 1 times [2024-11-08 12:13:19,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:13:19,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827435819] [2024-11-08 12:13:19,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:13:19,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:13:19,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:13:19,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:13:19,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:13:19,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827435819] [2024-11-08 12:13:19,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827435819] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:13:19,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:13:19,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 12:13:19,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743268423] [2024-11-08 12:13:19,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:13:19,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 12:13:19,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:13:19,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 12:13:19,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 12:13:19,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:19,075 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:13:19,075 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 96.5) internal successors, (193), 2 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:13:19,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:19,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:19,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-08 12:13:19,120 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting fErr0ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE] === [2024-11-08 12:13:19,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:13:19,121 INFO L85 PathProgramCache]: Analyzing trace with hash 680382826, now seen corresponding path program 1 times [2024-11-08 12:13:19,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:13:19,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394883472] [2024-11-08 12:13:19,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:13:19,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:13:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:13:19,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:13:19,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:13:19,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394883472] [2024-11-08 12:13:19,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394883472] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:13:19,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:13:19,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 12:13:19,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058152104] [2024-11-08 12:13:19,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:13:19,222 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 12:13:19,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:13:19,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 12:13:19,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 12:13:19,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:19,224 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:13:19,225 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 63.333333333333336) internal successors, (190), 3 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:13:19,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:19,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:19,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:19,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:19,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-08 12:13:19,282 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting fErr0ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE] === [2024-11-08 12:13:19,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:13:19,283 INFO L85 PathProgramCache]: Analyzing trace with hash 2039459943, now seen corresponding path program 1 times [2024-11-08 12:13:19,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:13:19,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920706055] [2024-11-08 12:13:19,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:13:19,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:13:19,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:13:19,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:13:19,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:13:19,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920706055] [2024-11-08 12:13:19,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920706055] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:13:19,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 12:13:19,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 12:13:19,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726588477] [2024-11-08 12:13:19,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:13:19,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 12:13:19,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:13:19,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 12:13:19,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 12:13:19,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:19,403 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:13:19,403 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 3 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:13:19,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:19,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:19,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:19,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:19,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:19,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:19,532 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-08 12:13:19,532 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting fErr0ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE] === [2024-11-08 12:13:19,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:13:19,533 INFO L85 PathProgramCache]: Analyzing trace with hash 1176975999, now seen corresponding path program 1 times [2024-11-08 12:13:19,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:13:19,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517178082] [2024-11-08 12:13:19,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:13:19,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:13:19,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:13:19,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:13:19,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:13:19,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517178082] [2024-11-08 12:13:19,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517178082] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:13:19,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [574187631] [2024-11-08 12:13:19,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:13:19,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:13:19,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:13:19,833 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:13:19,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-08 12:13:20,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:13:20,912 INFO L255 TraceCheckSpWp]: Trace formula consists of 964 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 12:13:20,916 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:13:21,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:13:21,076 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:13:21,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:13:21,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [574187631] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:13:21,247 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:13:21,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-11-08 12:13:21,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893944383] [2024-11-08 12:13:21,247 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:13:21,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 12:13:21,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:13:21,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 12:13:21,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-08 12:13:21,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:21,251 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:13:21,252 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 49.5) internal successors, (495), 10 states have internal predecessors, (495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:13:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:21,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:21,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:21,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:21,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:13:21,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-08 12:13:21,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:13:21,592 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting fErr0ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE] === [2024-11-08 12:13:21,592 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:13:21,593 INFO L85 PathProgramCache]: Analyzing trace with hash -1129223809, now seen corresponding path program 2 times [2024-11-08 12:13:21,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:13:21,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151455285] [2024-11-08 12:13:21,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:13:21,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:13:21,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:13:22,083 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-08 12:13:22,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:13:22,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151455285] [2024-11-08 12:13:22,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151455285] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:13:22,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1442977456] [2024-11-08 12:13:22,084 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-08 12:13:22,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:13:22,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:13:22,086 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:13:22,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-08 12:13:23,277 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-08 12:13:23,277 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:13:23,281 INFO L255 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 12:13:23,290 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:13:23,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-08 12:13:23,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2024-11-08 12:13:23,347 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:13:23,347 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 42 [2024-11-08 12:13:23,379 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:13:23,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 57 [2024-11-08 12:13:23,411 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2024-11-08 12:13:23,411 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 12:13:23,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1442977456] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:13:23,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 12:13:23,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2024-11-08 12:13:23,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159950557] [2024-11-08 12:13:23,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:13:23,413 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 12:13:23,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:13:23,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 12:13:23,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-08 12:13:23,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:23,415 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:13:23,415 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 62.2) internal successors, (311), 6 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:13:23,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:23,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:23,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:23,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:13:23,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:24,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:24,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:24,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:24,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:13:24,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:24,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-08 12:13:24,989 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:13:24,989 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting fErr1ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE] === [2024-11-08 12:13:24,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:13:24,990 INFO L85 PathProgramCache]: Analyzing trace with hash 1378633830, now seen corresponding path program 1 times [2024-11-08 12:13:24,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:13:24,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642254544] [2024-11-08 12:13:24,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:13:24,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:13:25,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:13:25,451 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-08 12:13:25,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:13:25,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642254544] [2024-11-08 12:13:25,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642254544] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:13:25,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [418694928] [2024-11-08 12:13:25,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:13:25,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:13:25,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:13:25,454 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:13:25,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-08 12:13:26,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:13:26,949 INFO L255 TraceCheckSpWp]: Trace formula consists of 1739 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 12:13:26,956 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:13:27,466 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 1 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:13:27,466 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:13:27,936 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 1 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 12:13:27,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [418694928] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:13:27,936 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:13:27,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 9] total 19 [2024-11-08 12:13:27,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148672466] [2024-11-08 12:13:27,937 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:13:27,939 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-08 12:13:27,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:13:27,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-08 12:13:27,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2024-11-08 12:13:27,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:27,943 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:13:27,944 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 47.473684210526315) internal successors, (902), 19 states have internal predecessors, (902), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:13:27,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:27,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:27,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:27,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:13:27,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:27,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:29,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:29,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:29,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:29,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:13:29,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:29,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-08 12:13:29,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-08 12:13:29,297 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:13:29,298 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting fErr1ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE] === [2024-11-08 12:13:29,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:13:29,299 INFO L85 PathProgramCache]: Analyzing trace with hash 238639291, now seen corresponding path program 2 times [2024-11-08 12:13:29,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:13:29,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313332515] [2024-11-08 12:13:29,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:13:29,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:13:29,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:13:32,839 INFO L134 CoverageAnalysis]: Checked inductivity of 8341 backedges. 4500 proven. 1918 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2024-11-08 12:13:32,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:13:32,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313332515] [2024-11-08 12:13:32,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313332515] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:13:32,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1111173570] [2024-11-08 12:13:32,840 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-08 12:13:32,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:13:32,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:13:32,842 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:13:32,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-08 12:13:34,466 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-08 12:13:34,466 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:13:34,471 INFO L255 TraceCheckSpWp]: Trace formula consists of 530 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 12:13:34,484 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:13:34,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-08 12:13:34,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-08 12:13:34,584 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:13:34,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2024-11-08 12:13:34,620 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:13:34,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2024-11-08 12:13:34,659 INFO L134 CoverageAnalysis]: Checked inductivity of 8341 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8341 trivial. 0 not checked. [2024-11-08 12:13:34,659 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 12:13:34,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1111173570] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:13:34,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 12:13:34,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2024-11-08 12:13:34,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565248147] [2024-11-08 12:13:34,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:13:34,662 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 12:13:34,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:13:34,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 12:13:34,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2024-11-08 12:13:34,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:34,664 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:13:34,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 64.4) internal successors, (322), 6 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:13:34,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:34,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:34,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:34,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:13:34,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:34,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-08 12:13:34,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:35,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:35,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:35,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:35,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:13:35,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:35,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-08 12:13:35,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:35,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-11-08 12:13:35,633 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-11-08 12:13:35,634 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting fErr2ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE] === [2024-11-08 12:13:35,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:13:35,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1665903808, now seen corresponding path program 1 times [2024-11-08 12:13:35,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:13:35,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957060182] [2024-11-08 12:13:35,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:13:35,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:13:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:13:39,189 INFO L134 CoverageAnalysis]: Checked inductivity of 8341 backedges. 4500 proven. 1918 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2024-11-08 12:13:39,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:13:39,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957060182] [2024-11-08 12:13:39,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957060182] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:13:39,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [891935733] [2024-11-08 12:13:39,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:13:39,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:13:39,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:13:39,191 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:13:39,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-08 12:13:41,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:13:41,648 INFO L255 TraceCheckSpWp]: Trace formula consists of 5939 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 12:13:41,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:13:42,549 INFO L134 CoverageAnalysis]: Checked inductivity of 8341 backedges. 4500 proven. 1918 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2024-11-08 12:13:42,549 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:13:43,804 INFO L134 CoverageAnalysis]: Checked inductivity of 8341 backedges. 4500 proven. 1918 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2024-11-08 12:13:43,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [891935733] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:13:43,804 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:13:43,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-11-08 12:13:43,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7736945] [2024-11-08 12:13:43,805 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:13:43,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-08 12:13:43,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:13:43,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-08 12:13:43,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2024-11-08 12:13:43,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:43,814 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:13:43,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 50.6764705882353) internal successors, (1723), 34 states have internal predecessors, (1723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:13:43,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:13:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-08 12:13:43,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:43,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:44,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:13:44,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:44,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:13:44,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:13:44,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:44,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-08 12:13:44,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:13:44,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-08 12:13:44,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-08 12:13:45,086 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-11-08 12:13:45,087 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting fErr2ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE] === [2024-11-08 12:13:45,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:13:45,088 INFO L85 PathProgramCache]: Analyzing trace with hash 59442624, now seen corresponding path program 2 times [2024-11-08 12:13:45,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:13:45,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401064416] [2024-11-08 12:13:45,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:13:45,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:13:46,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:13:58,730 INFO L134 CoverageAnalysis]: Checked inductivity of 39677 backedges. 20532 proven. 9570 refuted. 0 times theorem prover too weak. 9575 trivial. 0 not checked. [2024-11-08 12:13:58,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:13:58,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401064416] [2024-11-08 12:13:58,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401064416] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:13:58,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [171384387] [2024-11-08 12:13:58,731 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-08 12:13:58,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:13:58,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:13:58,732 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:13:58,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-08 12:14:01,413 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-08 12:14:01,413 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:14:01,421 INFO L255 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 12:14:01,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:14:01,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-08 12:14:01,634 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-08 12:14:01,681 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:14:01,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2024-11-08 12:14:01,730 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:14:01,731 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2024-11-08 12:14:01,786 INFO L134 CoverageAnalysis]: Checked inductivity of 39677 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39677 trivial. 0 not checked. [2024-11-08 12:14:01,787 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 12:14:01,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [171384387] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:14:01,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 12:14:01,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [33] total 37 [2024-11-08 12:14:01,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249685816] [2024-11-08 12:14:01,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:14:01,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 12:14:01,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:14:01,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 12:14:01,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=302, Invalid=1030, Unknown=0, NotChecked=0, Total=1332 [2024-11-08 12:14:01,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:14:01,792 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:14:01,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 66.0) internal successors, (330), 6 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:14:01,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:14:01,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:14:01,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:14:01,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:14:01,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:14:01,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-08 12:14:01,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:14:01,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-08 12:14:01,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:14:02,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:14:02,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:14:02,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:14:02,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:14:02,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:14:02,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-08 12:14:02,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:14:02,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-08 12:14:02,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:14:02,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-08 12:14:02,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-11-08 12:14:02,742 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting fErr3ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE] === [2024-11-08 12:14:02,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:14:02,743 INFO L85 PathProgramCache]: Analyzing trace with hash -1406971172, now seen corresponding path program 1 times [2024-11-08 12:14:02,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:14:02,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956370945] [2024-11-08 12:14:02,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:14:02,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:14:03,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:14:17,149 INFO L134 CoverageAnalysis]: Checked inductivity of 39677 backedges. 20532 proven. 9570 refuted. 0 times theorem prover too weak. 9575 trivial. 0 not checked. [2024-11-08 12:14:17,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:14:17,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956370945] [2024-11-08 12:14:17,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956370945] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:14:17,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [599219310] [2024-11-08 12:14:17,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:14:17,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:14:17,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:14:17,154 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:14:17,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-08 12:14:21,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:14:21,560 INFO L255 TraceCheckSpWp]: Trace formula consists of 11874 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-08 12:14:21,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:14:23,242 INFO L134 CoverageAnalysis]: Checked inductivity of 39677 backedges. 20532 proven. 9570 refuted. 0 times theorem prover too weak. 9575 trivial. 0 not checked. [2024-11-08 12:14:23,243 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 12:14:25,798 INFO L134 CoverageAnalysis]: Checked inductivity of 39677 backedges. 20532 proven. 9570 refuted. 0 times theorem prover too weak. 9575 trivial. 0 not checked. [2024-11-08 12:14:25,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [599219310] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 12:14:25,799 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 12:14:25,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 63 [2024-11-08 12:14:25,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296508417] [2024-11-08 12:14:25,800 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 12:14:25,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2024-11-08 12:14:25,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:14:25,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2024-11-08 12:14:25,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1023, Invalid=2883, Unknown=0, NotChecked=0, Total=3906 [2024-11-08 12:14:25,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:14:25,811 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:14:25,813 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 49.15873015873016) internal successors, (3097), 63 states have internal predecessors, (3097), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:14:25,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:14:25,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:14:25,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:14:25,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:14:25,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:14:25,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-08 12:14:25,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:14:25,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-08 12:14:25,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:14:25,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:14:28,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:14:28,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:14:28,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:14:28,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:14:28,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:14:28,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-08 12:14:28,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:14:28,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-08 12:14:28,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:14:28,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-11-08 12:14:28,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-08 12:14:28,592 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-11-08 12:14:28,592 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting fErr3ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE] === [2024-11-08 12:14:28,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:14:28,593 INFO L85 PathProgramCache]: Analyzing trace with hash 1172802806, now seen corresponding path program 2 times [2024-11-08 12:14:28,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:14:28,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634367982] [2024-11-08 12:14:28,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:14:28,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:14:30,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 12:14:50,649 INFO L134 CoverageAnalysis]: Checked inductivity of 161222 backedges. 0 proven. 81992 refuted. 0 times theorem prover too weak. 79230 trivial. 0 not checked. [2024-11-08 12:14:50,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 12:14:50,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634367982] [2024-11-08 12:14:50,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634367982] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 12:14:50,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1131378109] [2024-11-08 12:14:50,650 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-08 12:14:50,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 12:14:50,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 [2024-11-08 12:14:50,651 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 12:14:50,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-08 12:14:54,968 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-08 12:14:54,968 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-08 12:14:54,982 INFO L255 TraceCheckSpWp]: Trace formula consists of 600 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 12:14:55,021 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 12:14:55,121 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-08 12:14:55,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2024-11-08 12:14:55,159 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:14:55,160 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2024-11-08 12:14:55,191 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 12:14:55,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2024-11-08 12:14:55,371 INFO L134 CoverageAnalysis]: Checked inductivity of 161222 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 161222 trivial. 0 not checked. [2024-11-08 12:14:55,371 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 12:14:55,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1131378109] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 12:14:55,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 12:14:55,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 11 [2024-11-08 12:14:55,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729888090] [2024-11-08 12:14:55,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 12:14:55,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 12:14:55,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 12:14:55,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 12:14:55,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-08 12:14:55,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:14:55,378 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-08 12:14:55,378 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 67.8) internal successors, (339), 6 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 12:14:55,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:14:55,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:14:55,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:14:55,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:14:55,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:14:55,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-08 12:14:55,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:14:55,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-08 12:14:55,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:14:55,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-11-08 12:14:55,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:15:03,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 12:15:03,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:15:03,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 12:15:03,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 12:15:03,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:15:03,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-08 12:15:03,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:15:03,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-08 12:15:03,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:15:03,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-11-08 12:15:03,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 12:15:03,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-08 12:15:04,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cac972d3-273e-4032-8d51-2bcbf16af8dc/bin/ugemcutter-verify-v6A4Riy6iL/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-11-08 12:15:04,148 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting fErr1ASSERT_VIOLATIONDATA_RACE === [fErr0ASSERT_VIOLATIONDATA_RACE, fErr1ASSERT_VIOLATIONDATA_RACE, fErr2ASSERT_VIOLATIONDATA_RACE, fErr3ASSERT_VIOLATIONDATA_RACE] === [2024-11-08 12:15:04,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 12:15:04,150 INFO L85 PathProgramCache]: Analyzing trace with hash 469857624, now seen corresponding path program 1 times [2024-11-08 12:15:04,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 12:15:04,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456677978] [2024-11-08 12:15:04,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 12:15:04,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 12:15:06,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat