./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_13-arraycollapse_nr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 5e523f48 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_13-arraycollapse_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y --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 b018c23c1a90f89310fc4f08bf16b02660af5a398ccd47f63d319e7a234c112b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-5e523f4 [2024-11-21 00:41:55,244 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-21 00:41:55,373 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2024-11-21 00:41:55,382 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-21 00:41:55,382 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-21 00:41:55,418 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-21 00:41:55,419 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-21 00:41:55,420 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-21 00:41:55,421 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-21 00:41:55,421 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-21 00:41:55,423 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-21 00:41:55,423 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-21 00:41:55,423 INFO L153 SettingsManager]: * Use SBE=true [2024-11-21 00:41:55,424 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-21 00:41:55,424 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-21 00:41:55,424 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-21 00:41:55,424 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-21 00:41:55,424 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-21 00:41:55,424 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-21 00:41:55,424 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-21 00:41:55,424 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-21 00:41:55,424 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-21 00:41:55,424 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-21 00:41:55,425 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-21 00:41:55,425 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-21 00:41:55,425 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-21 00:41:55,425 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-21 00:41:55,425 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-21 00:41:55,425 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-21 00:41:55,425 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-21 00:41:55,425 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-21 00:41:55,425 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-21 00:41:55,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-21 00:41:55,426 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-21 00:41:55,426 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-21 00:41:55,426 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-21 00:41:55,426 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-21 00:41:55,426 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-21 00:41:55,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-21 00:41:55,426 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-21 00:41:55,426 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-21 00:41:55,426 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-21 00:41:55,427 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-21 00:41:55,427 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-21 00:41:55,427 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y 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 -> b018c23c1a90f89310fc4f08bf16b02660af5a398ccd47f63d319e7a234c112b [2024-11-21 00:41:55,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-21 00:41:55,861 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-21 00:41:55,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-21 00:41:55,867 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-21 00:41:55,868 INFO L274 PluginConnector]: CDTParser initialized [2024-11-21 00:41:55,870 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/../../sv-benchmarks/c/goblint-regression/09-regions_13-arraycollapse_nr.i [2024-11-21 00:41:59,099 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/data/b4590f0f8/49a62f0260c64399aee31845d3d39881/FLAG124021924 [2024-11-21 00:41:59,657 INFO L384 CDTParser]: Found 1 translation units. [2024-11-21 00:41:59,661 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/sv-benchmarks/c/goblint-regression/09-regions_13-arraycollapse_nr.i [2024-11-21 00:41:59,686 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/data/b4590f0f8/49a62f0260c64399aee31845d3d39881/FLAG124021924 [2024-11-21 00:42:00,202 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/data/b4590f0f8/49a62f0260c64399aee31845d3d39881 [2024-11-21 00:42:00,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-21 00:42:00,209 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-21 00:42:00,212 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-21 00:42:00,212 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-21 00:42:00,218 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-21 00:42:00,219 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:42:00" (1/1) ... [2024-11-21 00:42:00,222 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f8c5fec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:42:00, skipping insertion in model container [2024-11-21 00:42:00,223 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:42:00" (1/1) ... [2024-11-21 00:42:00,278 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-21 00:42:01,000 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-21 00:42:01,073 INFO L200 MainTranslator]: Completed pre-run [2024-11-21 00:42:01,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-21 00:42:01,323 INFO L204 MainTranslator]: Completed translation [2024-11-21 00:42:01,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:42:01 WrapperNode [2024-11-21 00:42:01,325 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-21 00:42:01,327 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-21 00:42:01,327 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-21 00:42:01,327 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-21 00:42:01,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:42:01" (1/1) ... [2024-11-21 00:42:01,376 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:42:01" (1/1) ... [2024-11-21 00:42:01,470 INFO L138 Inliner]: procedures = 372, calls = 95, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 416 [2024-11-21 00:42:01,471 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-21 00:42:01,476 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-21 00:42:01,476 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-21 00:42:01,476 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-21 00:42:01,491 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:42:01" (1/1) ... [2024-11-21 00:42:01,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:42:01" (1/1) ... [2024-11-21 00:42:01,507 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:42:01" (1/1) ... [2024-11-21 00:42:01,508 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:42:01" (1/1) ... [2024-11-21 00:42:01,569 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:42:01" (1/1) ... [2024-11-21 00:42:01,571 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:42:01" (1/1) ... [2024-11-21 00:42:01,575 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:42:01" (1/1) ... [2024-11-21 00:42:01,578 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:42:01" (1/1) ... [2024-11-21 00:42:01,580 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:42:01" (1/1) ... [2024-11-21 00:42:01,585 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-21 00:42:01,586 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-21 00:42:01,586 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-21 00:42:01,586 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-21 00:42:01,587 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:42:01" (1/1) ... [2024-11-21 00:42:01,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-21 00:42:01,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 [2024-11-21 00:42:01,674 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-21 00:42:01,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-21 00:42:01,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-21 00:42:01,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-21 00:42:01,718 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-21 00:42:01,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-21 00:42:01,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-21 00:42:01,719 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-21 00:42:01,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-21 00:42:01,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-21 00:42:01,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-21 00:42:01,719 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-21 00:42:01,719 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-21 00:42:01,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-21 00:42:01,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-21 00:42:01,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-21 00:42:01,721 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-21 00:42:01,941 INFO L234 CfgBuilder]: Building ICFG [2024-11-21 00:42:01,943 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-21 00:42:03,281 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-21 00:42:03,281 INFO L283 CfgBuilder]: Performing block encoding [2024-11-21 00:42:03,339 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-21 00:42:03,339 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-21 00:42:03,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:42:03 BoogieIcfgContainer [2024-11-21 00:42:03,344 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-21 00:42:03,347 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-21 00:42:03,347 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-21 00:42:03,358 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-21 00:42:03,358 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 12:42:00" (1/3) ... [2024-11-21 00:42:03,360 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a2d7855 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:42:03, skipping insertion in model container [2024-11-21 00:42:03,360 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:42:01" (2/3) ... [2024-11-21 00:42:03,360 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a2d7855 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:42:03, skipping insertion in model container [2024-11-21 00:42:03,361 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:42:03" (3/3) ... [2024-11-21 00:42:03,362 INFO L128 eAbstractionObserver]: Analyzing ICFG 09-regions_13-arraycollapse_nr.i [2024-11-21 00:42:03,415 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-21 00:42:03,417 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 09-regions_13-arraycollapse_nr.i that has 2 procedures, 485 locations, 1 initial locations, 1 loop locations, and 30 error locations. [2024-11-21 00:42:03,418 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-21 00:42:03,654 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-21 00:42:03,757 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-21 00:42:03,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-21 00:42:03,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 [2024-11-21 00:42:03,762 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-21 00:42:03,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-21 00:42:03,920 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-21 00:42:03,934 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2024-11-21 00:42:03,947 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;@19e9b64a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-21 00:42:03,947 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-21 00:42:04,535 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-21 00:42:04,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:04,542 INFO L85 PathProgramCache]: Analyzing trace with hash 2115009075, now seen corresponding path program 1 times [2024-11-21 00:42:04,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:04,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148123732] [2024-11-21 00:42:04,553 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:04,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:05,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 00:42:05,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:05,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148123732] [2024-11-21 00:42:05,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148123732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 00:42:05,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-21 00:42:05,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-21 00:42:05,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354179068] [2024-11-21 00:42:05,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 00:42:05,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-21 00:42:05,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:05,302 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-21 00:42:05,303 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-21 00:42:05,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:05,309 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:05,312 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 129.5) internal successors, (259), 2 states have internal predecessors, (259), 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) [2024-11-21 00:42:05,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:05,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:05,416 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-21 00:42:05,416 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-21 00:42:05,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:05,417 INFO L85 PathProgramCache]: Analyzing trace with hash 302388633, now seen corresponding path program 1 times [2024-11-21 00:42:05,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:05,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194377297] [2024-11-21 00:42:05,418 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:05,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:05,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:06,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 00:42:06,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:06,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194377297] [2024-11-21 00:42:06,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194377297] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 00:42:06,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-21 00:42:06,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-21 00:42:06,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902737124] [2024-11-21 00:42:06,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 00:42:06,148 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-21 00:42:06,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:06,150 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-21 00:42:06,153 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-21 00:42:06,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:06,156 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:06,157 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.33333333333333) internal successors, (256), 3 states have internal predecessors, (256), 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) [2024-11-21 00:42:06,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:06,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:06,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:06,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:06,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-21 00:42:06,360 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-21 00:42:06,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:06,361 INFO L85 PathProgramCache]: Analyzing trace with hash -1904067403, now seen corresponding path program 1 times [2024-11-21 00:42:06,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:06,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37481105] [2024-11-21 00:42:06,361 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:06,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:06,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:07,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 00:42:07,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:07,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37481105] [2024-11-21 00:42:07,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37481105] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 00:42:07,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1051691517] [2024-11-21 00:42:07,549 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:07,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:07,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 [2024-11-21 00:42:07,553 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 00:42:07,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-21 00:42:08,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:08,241 INFO L256 TraceCheckSpWp]: Trace formula consists of 1258 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-21 00:42:08,260 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 00:42:08,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 00:42:08,619 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 00:42:09,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 00:42:09,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1051691517] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 00:42:09,017 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 00:42:09,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-11-21 00:42:09,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279434919] [2024-11-21 00:42:09,018 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 00:42:09,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-21 00:42:09,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:09,022 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-21 00:42:09,022 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-21 00:42:09,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:09,023 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:09,024 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 57.6) internal successors, (576), 10 states have internal predecessors, (576), 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) [2024-11-21 00:42:09,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:09,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:09,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:09,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:09,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:09,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:42:09,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-21 00:42:09,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-11-21 00:42:09,589 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-21 00:42:09,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:09,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1531985427, now seen corresponding path program 2 times [2024-11-21 00:42:09,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:09,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934637134] [2024-11-21 00:42:09,591 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:09,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:11,718 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 00:42:11,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:11,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934637134] [2024-11-21 00:42:11,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934637134] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 00:42:11,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [131104500] [2024-11-21 00:42:11,719 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-21 00:42:11,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:11,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 [2024-11-21 00:42:11,722 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 00:42:11,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-21 00:42:12,476 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-21 00:42:12,476 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 00:42:12,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 833 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-21 00:42:12,502 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 00:42:12,585 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 [2024-11-21 00:42:12,613 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 [2024-11-21 00:42:12,650 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-21 00:42:12,650 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 [2024-11-21 00:42:12,710 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-21 00:42:12,710 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 [2024-11-21 00:42:12,761 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2024-11-21 00:42:12,763 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-21 00:42:12,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [131104500] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 00:42:12,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-21 00:42:12,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 13 [2024-11-21 00:42:12,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730671164] [2024-11-21 00:42:12,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 00:42:12,766 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-21 00:42:12,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:12,769 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-21 00:42:12,769 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2024-11-21 00:42:12,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:12,771 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:12,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 72.4) internal successors, (362), 6 states have internal predecessors, (362), 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) [2024-11-21 00:42:12,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:12,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:12,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:42:12,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:13,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:13,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:13,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:42:13,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:13,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-21 00:42:13,543 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:13,543 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-21 00:42:13,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:13,544 INFO L85 PathProgramCache]: Analyzing trace with hash -318735630, now seen corresponding path program 1 times [2024-11-21 00:42:13,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:13,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379595462] [2024-11-21 00:42:13,545 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:13,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:13,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:14,926 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 00:42:14,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:14,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379595462] [2024-11-21 00:42:14,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379595462] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 00:42:14,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2023066723] [2024-11-21 00:42:14,927 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:14,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:14,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 [2024-11-21 00:42:14,929 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 00:42:14,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-21 00:42:15,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:15,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 2146 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-21 00:42:15,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 00:42:16,610 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 00:42:16,610 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 00:42:17,436 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 00:42:17,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2023066723] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 00:42:17,437 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 00:42:17,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-11-21 00:42:17,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845661242] [2024-11-21 00:42:17,437 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 00:42:17,441 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-21 00:42:17,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:17,446 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-21 00:42:17,446 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-21 00:42:17,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:17,448 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:17,450 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 56.0) internal successors, (1008), 18 states have internal predecessors, (1008), 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) [2024-11-21 00:42:17,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:17,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:17,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:42:17,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:17,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:42:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:18,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-21 00:42:18,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-21 00:42:18,280 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:18,282 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-21 00:42:18,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:18,284 INFO L85 PathProgramCache]: Analyzing trace with hash -426512030, now seen corresponding path program 2 times [2024-11-21 00:42:18,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:18,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412952917] [2024-11-21 00:42:18,284 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:18,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:18,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:22,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2233 backedges. 0 proven. 2233 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 00:42:22,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:22,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412952917] [2024-11-21 00:42:22,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412952917] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 00:42:22,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1436483147] [2024-11-21 00:42:22,342 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-21 00:42:22,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:22,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 [2024-11-21 00:42:22,345 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 00:42:22,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-21 00:42:23,340 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-21 00:42:23,341 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 00:42:23,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 871 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-21 00:42:23,363 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 00:42:23,416 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 [2024-11-21 00:42:23,447 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 [2024-11-21 00:42:23,489 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-21 00:42:23,490 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 [2024-11-21 00:42:23,542 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-21 00:42:23,543 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 [2024-11-21 00:42:23,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2233 trivial. 0 not checked. [2024-11-21 00:42:23,598 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-21 00:42:23,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1436483147] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 00:42:23,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-21 00:42:23,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2024-11-21 00:42:23,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585068664] [2024-11-21 00:42:23,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 00:42:23,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-21 00:42:23,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:23,603 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-21 00:42:23,604 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2024-11-21 00:42:23,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:23,608 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:23,609 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 74.0) internal successors, (370), 6 states have internal predecessors, (370), 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) [2024-11-21 00:42:23,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:23,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:23,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:42:23,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:23,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-21 00:42:23,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:24,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:24,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:24,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:42:24,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:24,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-21 00:42:24,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:24,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-21 00:42:24,652 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:24,653 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-21 00:42:24,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:24,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1342497577, now seen corresponding path program 1 times [2024-11-21 00:42:24,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:24,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080420633] [2024-11-21 00:42:24,656 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:24,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:24,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:28,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2233 backedges. 0 proven. 2233 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 00:42:28,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:28,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080420633] [2024-11-21 00:42:28,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080420633] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 00:42:28,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1791782227] [2024-11-21 00:42:28,262 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:28,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:28,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 [2024-11-21 00:42:28,264 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 00:42:28,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-21 00:42:29,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:29,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 3885 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-21 00:42:29,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 00:42:31,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2233 backedges. 0 proven. 2233 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 00:42:31,385 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 00:42:32,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2233 backedges. 0 proven. 2233 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 00:42:32,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1791782227] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 00:42:32,951 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 00:42:32,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2024-11-21 00:42:32,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373095719] [2024-11-21 00:42:32,953 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 00:42:32,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-21 00:42:32,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:32,960 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-21 00:42:32,960 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2024-11-21 00:42:32,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:32,963 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:32,966 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 58.130434782608695) internal successors, (1337), 23 states have internal predecessors, (1337), 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) [2024-11-21 00:42:32,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:32,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:32,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:42:32,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:32,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-21 00:42:32,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:32,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:33,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:33,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:33,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:42:33,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:33,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-21 00:42:33,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:33,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-21 00:42:33,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-21 00:42:34,067 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:34,068 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-21 00:42:34,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:34,073 INFO L85 PathProgramCache]: Analyzing trace with hash 308227413, now seen corresponding path program 2 times [2024-11-21 00:42:34,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:34,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270116845] [2024-11-21 00:42:34,073 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:34,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:34,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:41,528 INFO L134 CoverageAnalysis]: Checked inductivity of 4780 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4780 trivial. 0 not checked. [2024-11-21 00:42:41,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:41,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270116845] [2024-11-21 00:42:41,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270116845] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 00:42:41,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-21 00:42:41,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-21 00:42:41,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053296666] [2024-11-21 00:42:41,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 00:42:41,531 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-21 00:42:41,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:41,532 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-21 00:42:41,532 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-21 00:42:41,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:41,534 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:41,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 76.2) internal successors, (381), 6 states have internal predecessors, (381), 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) [2024-11-21 00:42:41,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:41,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:41,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:42:41,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:41,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-21 00:42:41,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:41,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-21 00:42:41,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:42,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:42,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:42,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:42:42,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:42,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-21 00:42:42,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:42,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-21 00:42:42,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:42,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-21 00:42:42,754 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-21 00:42:42,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:42,755 INFO L85 PathProgramCache]: Analyzing trace with hash 1449316795, now seen corresponding path program 1 times [2024-11-21 00:42:42,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:42,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932495894] [2024-11-21 00:42:42,756 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:42,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:43,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:48,227 INFO L134 CoverageAnalysis]: Checked inductivity of 4780 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4780 trivial. 0 not checked. [2024-11-21 00:42:48,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:48,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932495894] [2024-11-21 00:42:48,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932495894] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 00:42:48,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-21 00:42:48,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-21 00:42:48,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138393582] [2024-11-21 00:42:48,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 00:42:48,235 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-21 00:42:48,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:48,236 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-21 00:42:48,237 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-21 00:42:48,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:48,238 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:48,238 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 78.2) internal successors, (391), 6 states have internal predecessors, (391), 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) [2024-11-21 00:42:48,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:48,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:48,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:42:48,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:48,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-21 00:42:48,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:48,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-21 00:42:48,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:48,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:49,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:49,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:49,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:42:49,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:49,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-21 00:42:49,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:49,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-21 00:42:49,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:49,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:49,204 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-21 00:42:49,204 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr4ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-21 00:42:49,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:49,206 INFO L85 PathProgramCache]: Analyzing trace with hash 1969074054, now seen corresponding path program 1 times [2024-11-21 00:42:49,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:49,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113399723] [2024-11-21 00:42:49,207 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:49,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:55,106 INFO L134 CoverageAnalysis]: Checked inductivity of 4780 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4780 trivial. 0 not checked. [2024-11-21 00:42:55,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:55,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113399723] [2024-11-21 00:42:55,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113399723] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 00:42:55,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-21 00:42:55,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-21 00:42:55,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681965472] [2024-11-21 00:42:55,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 00:42:55,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-21 00:42:55,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:55,110 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-21 00:42:55,110 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-21 00:42:55,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:55,111 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:55,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 80.0) internal successors, (400), 6 states have internal predecessors, (400), 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) [2024-11-21 00:42:55,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:55,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:55,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:42:55,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:55,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-21 00:42:55,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:55,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-21 00:42:55,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:55,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:55,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:55,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:55,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:55,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:42:55,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:55,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-21 00:42:55,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:55,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-21 00:42:55,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:55,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:55,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:42:55,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-21 00:42:55,875 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr5ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-21 00:42:55,876 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:55,876 INFO L85 PathProgramCache]: Analyzing trace with hash -1155664757, now seen corresponding path program 1 times [2024-11-21 00:42:55,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:55,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719805029] [2024-11-21 00:42:55,877 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:55,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:56,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:43:00,311 INFO L134 CoverageAnalysis]: Checked inductivity of 4780 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4780 trivial. 0 not checked. [2024-11-21 00:43:00,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:43:00,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719805029] [2024-11-21 00:43:00,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719805029] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 00:43:00,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-21 00:43:00,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-21 00:43:00,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496245741] [2024-11-21 00:43:00,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 00:43:00,312 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-21 00:43:00,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:43:00,313 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-21 00:43:00,314 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-21 00:43:00,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:43:00,315 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:43:00,316 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 81.6) internal successors, (408), 6 states have internal predecessors, (408), 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) [2024-11-21 00:43:00,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:43:00,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:43:00,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:43:00,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:43:00,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-21 00:43:00,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:43:00,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-21 00:43:00,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:43:00,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:43:00,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:43:00,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:43:00,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:43:00,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:43:00,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:43:00,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:43:00,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-21 00:43:00,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:43:00,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-21 00:43:00,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:43:00,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:43:00,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:43:00,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:43:00,889 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-21 00:43:00,889 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr5ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-21 00:43:00,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:43:00,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1515597693, now seen corresponding path program 1 times [2024-11-21 00:43:00,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:43:00,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519502924] [2024-11-21 00:43:00,891 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:43:00,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:43:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:43:44,151 INFO L134 CoverageAnalysis]: Checked inductivity of 4780 backedges. 90 proven. 1514 refuted. 0 times theorem prover too weak. 3176 trivial. 0 not checked. [2024-11-21 00:43:44,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:43:44,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519502924] [2024-11-21 00:43:44,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519502924] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 00:43:44,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [661184883] [2024-11-21 00:43:44,155 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:43:44,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:43:44,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 [2024-11-21 00:43:44,162 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 00:43:44,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-21 00:43:49,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:43:50,026 INFO L256 TraceCheckSpWp]: Trace formula consists of 5304 conjuncts, 118 conjuncts are in the unsatisfiable core [2024-11-21 00:43:50,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 00:43:50,285 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-11-21 00:43:50,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 19 treesize of output 16 [2024-11-21 00:43:50,489 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-11-21 00:43:50,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 19 treesize of output 16 [2024-11-21 00:43:50,806 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-21 00:43:50,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-21 00:43:51,571 INFO L349 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2024-11-21 00:43:51,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 24 treesize of output 28 [2024-11-21 00:43:52,611 INFO L349 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2024-11-21 00:43:52,612 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 24 treesize of output 28 [2024-11-21 00:43:53,663 INFO L349 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2024-11-21 00:43:53,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 24 treesize of output 28 [2024-11-21 00:43:54,711 INFO L349 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2024-11-21 00:43:54,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 24 treesize of output 28 [2024-11-21 00:43:55,275 INFO L349 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2024-11-21 00:43:55,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 24 treesize of output 28 [2024-11-21 00:43:56,277 INFO L349 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2024-11-21 00:43:56,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 24 treesize of output 28 [2024-11-21 00:43:56,852 INFO L349 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2024-11-21 00:43:56,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2024-11-21 00:43:58,806 INFO L349 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2024-11-21 00:43:58,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 27 treesize of output 45 [2024-11-21 00:44:00,513 INFO L349 Elim1Store]: treesize reduction 80, result has 31.6 percent of original size [2024-11-21 00:44:00,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 34 treesize of output 52 [2024-11-21 00:44:03,295 INFO L349 Elim1Store]: treesize reduction 80, result has 31.6 percent of original size [2024-11-21 00:44:03,296 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 34 treesize of output 52 [2024-11-21 00:44:04,635 INFO L349 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2024-11-21 00:44:04,635 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 32 treesize of output 57 [2024-11-21 00:44:08,785 INFO L349 Elim1Store]: treesize reduction 100, result has 31.5 percent of original size [2024-11-21 00:44:08,786 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 39 treesize of output 64 [2024-11-21 00:44:10,852 INFO L349 Elim1Store]: treesize reduction 70, result has 27.1 percent of original size [2024-11-21 00:44:10,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 32 treesize of output 46 [2024-11-21 00:44:14,973 INFO L349 Elim1Store]: treesize reduction 100, result has 31.5 percent of original size [2024-11-21 00:44:14,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 39 treesize of output 64 [2024-11-21 00:44:17,123 INFO L349 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2024-11-21 00:44:17,124 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 37 treesize of output 69 [2024-11-21 00:44:23,511 INFO L349 Elim1Store]: treesize reduction 108, result has 33.7 percent of original size [2024-11-21 00:44:23,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 42 treesize of output 81 [2024-11-21 00:44:29,654 INFO L349 Elim1Store]: treesize reduction 140, result has 31.4 percent of original size [2024-11-21 00:44:29,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 14 case distinctions, treesize of input 49 treesize of output 88 [2024-11-21 00:44:42,961 INFO L349 Elim1Store]: treesize reduction 140, result has 31.4 percent of original size [2024-11-21 00:44:42,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 14 case distinctions, treesize of input 49 treesize of output 88 [2024-11-21 00:44:52,111 INFO L349 Elim1Store]: treesize reduction 140, result has 31.4 percent of original size [2024-11-21 00:44:52,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 14 case distinctions, treesize of input 49 treesize of output 88 [2024-11-21 00:45:02,647 INFO L349 Elim1Store]: treesize reduction 28, result has 50.9 percent of original size [2024-11-21 00:45:02,647 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 41 treesize of output 53 [2024-11-21 00:45:02,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2024-11-21 00:45:03,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 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 [2024-11-21 00:45:03,083 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-21 00:45:03,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 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 [2024-11-21 00:45:03,163 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-21 00:45:03,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 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 [2024-11-21 00:45:03,313 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 34 [2024-11-21 00:45:03,404 INFO L134 CoverageAnalysis]: Checked inductivity of 4780 backedges. 4113 proven. 161 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2024-11-21 00:45:03,404 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 00:45:03,503 WARN L851 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store |c_#race| |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ 5 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|)) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store |c_#race| |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ 7 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|)) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store |c_#race| |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ |c_t_funThread1of1ForFork0_list_add_~node#1.offset| 4)) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store |c_#race| |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ 6 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|)) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|))) is different from false [2024-11-21 00:45:03,580 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|))) (let ((.cse0 (store |c_#race| |c_t_funThread1of1ForFork0_list_add_~node#1.base| (store (select |c_#race| |c_t_funThread1of1ForFork0_list_add_~node#1.base|) .cse1 |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)))) (and (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ 5 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|)) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) .cse1) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ |c_t_funThread1of1ForFork0_list_add_~node#1.offset| 4)) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1| (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ 6 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|))))))) is different from false [2024-11-21 00:45:03,603 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|)) (.cse2 (+ 7 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|))) (let ((.cse0 (store |c_#race| |c_t_funThread1of1ForFork0_list_add_~node#1.base| (store (store (select |c_#race| |c_t_funThread1of1ForFork0_list_add_~node#1.base|) .cse1 |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|) .cse2 |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)))) (and (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) .cse1) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ |c_t_funThread1of1ForFork0_list_add_~node#1.offset| 4)) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ 5 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|)) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) .cse2) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|))))) is different from false [2024-11-21 00:45:03,627 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 5 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|)) (.cse2 (+ 6 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|)) (.cse1 (+ 7 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|))) (let ((.cse0 (store |c_#race| |c_t_funThread1of1ForFork0_list_add_~node#1.base| (store (store (store (select |c_#race| |c_t_funThread1of1ForFork0_list_add_~node#1.base|) .cse3 |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|) .cse2 |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|) .cse1 |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)))) (and (forall ((v_ArrVal_15647 (Array Int Int))) (= |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1| (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) .cse1))) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ |c_t_funThread1of1ForFork0_list_add_~node#1.offset| 4)) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1| (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) .cse2))) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) .cse3) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|))))) is different from false [2024-11-21 00:45:03,650 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-21 00:45:03,651 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 53 [2024-11-21 00:45:03,660 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-21 00:45:03,660 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 86 treesize of output 32 [2024-11-21 00:45:03,672 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-21 00:45:03,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 1 [2024-11-21 00:45:03,680 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-21 00:45:03,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 1 [2024-11-21 00:45:03,689 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-21 00:45:03,689 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 1 [2024-11-21 00:45:24,621 INFO L134 CoverageAnalysis]: Checked inductivity of 4780 backedges. 4205 proven. 0 refuted. 0 times theorem prover too weak. 575 trivial. 0 not checked. [2024-11-21 00:45:24,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [661184883] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-21 00:45:24,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-21 00:45:24,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [25, 24] total 66 [2024-11-21 00:45:24,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224880288] [2024-11-21 00:45:24,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 00:45:24,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-21 00:45:24,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:45:24,629 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-21 00:45:24,632 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=457, Invalid=3461, Unknown=4, NotChecked=500, Total=4422 [2024-11-21 00:45:24,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:45:24,634 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:45:24,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 48.75) internal successors, (975), 21 states have internal predecessors, (975), 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) [2024-11-21 00:45:24,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:45:24,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:45:24,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:45:24,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:45:24,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-21 00:45:24,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:45:24,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-21 00:45:24,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:45:24,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:45:24,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:45:24,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:45:24,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:45:31,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:45:31,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:45:31,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-21 00:45:31,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:45:31,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-21 00:45:31,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:45:31,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-21 00:45:31,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:45:31,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:45:31,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:45:31,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-21 00:45:31,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-21 00:45:31,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-21 00:45:31,257 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24b1eb0d-0100-408d-ab47-9f974039d694/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:45:31,257 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr5ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-21 00:45:31,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:45:31,261 INFO L85 PathProgramCache]: Analyzing trace with hash 1591880841, now seen corresponding path program 1 times [2024-11-21 00:45:31,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:45:31,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827155207] [2024-11-21 00:45:31,261 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:45:31,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:47:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat