./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread/queue_ok.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-22 08:57:01,397 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-22 08:57:01,508 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2023-11-22 08:57:01,516 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-22 08:57:01,517 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-22 08:57:01,554 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-22 08:57:01,555 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-22 08:57:01,556 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-22 08:57:01,557 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-22 08:57:01,562 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-22 08:57:01,563 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-22 08:57:01,563 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-22 08:57:01,564 INFO L153 SettingsManager]: * Use SBE=true [2023-11-22 08:57:01,565 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-22 08:57:01,566 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-22 08:57:01,566 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-22 08:57:01,567 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-22 08:57:01,567 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-22 08:57:01,568 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-22 08:57:01,568 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-22 08:57:01,568 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-22 08:57:01,569 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-22 08:57:01,569 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-22 08:57:01,570 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-22 08:57:01,570 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-22 08:57:01,571 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-22 08:57:01,571 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-22 08:57:01,572 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-22 08:57:01,572 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-22 08:57:01,573 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-22 08:57:01,574 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-22 08:57:01,574 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 08:57:01,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-22 08:57:01,575 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-22 08:57:01,575 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-22 08:57:01,576 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-22 08:57:01,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-22 08:57:01,576 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-22 08:57:01,577 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-22 08:57:01,577 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-22 08:57:01,577 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-22 08:57:01,578 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-22 08:57:01,578 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-22 08:57:01,578 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 [2023-11-22 08:57:01,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-22 08:57:01,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-22 08:57:01,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-22 08:57:01,929 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-22 08:57:01,930 INFO L274 PluginConnector]: CDTParser initialized [2023-11-22 08:57:01,931 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/../../sv-benchmarks/c/pthread/queue_ok.i [2023-11-22 08:57:04,995 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-22 08:57:05,351 INFO L384 CDTParser]: Found 1 translation units. [2023-11-22 08:57:05,351 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/sv-benchmarks/c/pthread/queue_ok.i [2023-11-22 08:57:05,384 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/data/d58536249/d54d8351ab864134bd784148dfb39d9e/FLAGd91994fa8 [2023-11-22 08:57:05,396 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/data/d58536249/d54d8351ab864134bd784148dfb39d9e [2023-11-22 08:57:05,399 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-22 08:57:05,402 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-22 08:57:05,403 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-22 08:57:05,403 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-22 08:57:05,409 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-22 08:57:05,409 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 08:57:05" (1/1) ... [2023-11-22 08:57:05,410 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65475058 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:57:05, skipping insertion in model container [2023-11-22 08:57:05,411 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 08:57:05" (1/1) ... [2023-11-22 08:57:05,474 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-22 08:57:06,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 08:57:06,020 INFO L202 MainTranslator]: Completed pre-run [2023-11-22 08:57:06,090 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 08:57:06,170 INFO L206 MainTranslator]: Completed translation [2023-11-22 08:57:06,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:57:06 WrapperNode [2023-11-22 08:57:06,171 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-22 08:57:06,172 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-22 08:57:06,172 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-22 08:57:06,172 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-22 08:57:06,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:57:06" (1/1) ... [2023-11-22 08:57:06,213 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:57:06" (1/1) ... [2023-11-22 08:57:06,276 INFO L138 Inliner]: procedures = 275, calls = 61, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 399 [2023-11-22 08:57:06,276 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-22 08:57:06,277 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-22 08:57:06,277 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-22 08:57:06,277 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-22 08:57:06,287 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:57:06" (1/1) ... [2023-11-22 08:57:06,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:57:06" (1/1) ... [2023-11-22 08:57:06,297 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:57:06" (1/1) ... [2023-11-22 08:57:06,298 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:57:06" (1/1) ... [2023-11-22 08:57:06,331 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:57:06" (1/1) ... [2023-11-22 08:57:06,336 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:57:06" (1/1) ... [2023-11-22 08:57:06,340 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:57:06" (1/1) ... [2023-11-22 08:57:06,343 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:57:06" (1/1) ... [2023-11-22 08:57:06,350 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-22 08:57:06,350 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-22 08:57:06,351 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-22 08:57:06,351 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-22 08:57:06,352 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:57:06" (1/1) ... [2023-11-22 08:57:06,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 08:57:06,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/z3 [2023-11-22 08:57:06,397 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-22 08:57:06,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-22 08:57:06,468 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-22 08:57:06,468 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-22 08:57:06,469 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-22 08:57:06,469 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-22 08:57:06,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-22 08:57:06,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-22 08:57:06,469 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-22 08:57:06,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-22 08:57:06,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-22 08:57:06,470 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-22 08:57:06,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-22 08:57:06,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-22 08:57:06,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-22 08:57:06,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-22 08:57:06,475 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-22 08:57:06,744 INFO L241 CfgBuilder]: Building ICFG [2023-11-22 08:57:06,746 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-22 08:57:07,549 INFO L282 CfgBuilder]: Performing block encoding [2023-11-22 08:57:07,577 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-22 08:57:07,578 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-22 08:57:07,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 08:57:07 BoogieIcfgContainer [2023-11-22 08:57:07,580 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-22 08:57:07,582 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-22 08:57:07,582 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-22 08:57:07,586 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-22 08:57:07,586 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 08:57:05" (1/3) ... [2023-11-22 08:57:07,587 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3186ffff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 08:57:07, skipping insertion in model container [2023-11-22 08:57:07,587 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:57:06" (2/3) ... [2023-11-22 08:57:07,587 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3186ffff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 08:57:07, skipping insertion in model container [2023-11-22 08:57:07,588 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 08:57:07" (3/3) ... [2023-11-22 08:57:07,589 INFO L112 eAbstractionObserver]: Analyzing ICFG queue_ok.i [2023-11-22 08:57:07,598 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-22 08:57:07,609 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-22 08:57:07,609 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 35 error locations. [2023-11-22 08:57:07,610 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-22 08:57:07,831 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-22 08:57:07,924 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 08:57:07,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-22 08:57:07,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/z3 [2023-11-22 08:57:07,944 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-22 08:57:07,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-11-22 08:57:08,008 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-22 08:57:08,020 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t1Thread1of1ForFork0 ======== [2023-11-22 08:57:08,026 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@17c45393, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 08:57:08,027 INFO L358 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2023-11-22 08:57:08,413 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t1Err0ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err10ASSERT_VIOLATIONDATA_RACE, t1Err11ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-22 08:57:08,418 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 08:57:08,419 INFO L85 PathProgramCache]: Analyzing trace with hash -812567522, now seen corresponding path program 1 times [2023-11-22 08:57:08,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 08:57:08,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207298470] [2023-11-22 08:57:08,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 08:57:08,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 08:57:08,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 08:57:08,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-22 08:57:08,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 08:57:08,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207298470] [2023-11-22 08:57:08,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207298470] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 08:57:08,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 08:57:08,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-22 08:57:08,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742464479] [2023-11-22 08:57:08,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 08:57:08,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-22 08:57:08,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 08:57:08,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-22 08:57:08,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-22 08:57:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:08,841 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 08:57:08,842 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 53.5) internal successors, (107), 2 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-22 08:57:08,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:08,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:08,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-22 08:57:08,876 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t1Err0ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err10ASSERT_VIOLATIONDATA_RACE, t1Err11ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-22 08:57:08,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 08:57:08,877 INFO L85 PathProgramCache]: Analyzing trace with hash 142411293, now seen corresponding path program 1 times [2023-11-22 08:57:08,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 08:57:08,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559802752] [2023-11-22 08:57:08,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 08:57:08,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 08:57:08,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 08:57:09,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-22 08:57:09,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 08:57:09,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559802752] [2023-11-22 08:57:09,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559802752] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 08:57:09,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 08:57:09,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-22 08:57:09,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538683712] [2023-11-22 08:57:09,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 08:57:09,061 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-22 08:57:09,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 08:57:09,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-22 08:57:09,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-22 08:57:09,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:09,065 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 08:57:09,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 51.5) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-22 08:57:09,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:09,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:09,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:09,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:09,203 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-22 08:57:09,203 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t1Err1ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err10ASSERT_VIOLATIONDATA_RACE, t1Err11ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-22 08:57:09,203 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 08:57:09,204 INFO L85 PathProgramCache]: Analyzing trace with hash -698335854, now seen corresponding path program 1 times [2023-11-22 08:57:09,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 08:57:09,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964072906] [2023-11-22 08:57:09,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 08:57:09,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 08:57:09,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 08:57:10,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-22 08:57:10,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 08:57:10,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964072906] [2023-11-22 08:57:10,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964072906] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 08:57:10,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 08:57:10,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-22 08:57:10,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222740030] [2023-11-22 08:57:10,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 08:57:10,286 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 08:57:10,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 08:57:10,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 08:57:10,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-22 08:57:10,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:10,289 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 08:57:10,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.2) internal successors, (121), 6 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-22 08:57:10,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:10,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:10,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:10,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:10,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:10,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:10,677 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-22 08:57:10,677 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err10ASSERT_VIOLATIONDATA_RACE, t1Err11ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-22 08:57:10,678 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 08:57:10,678 INFO L85 PathProgramCache]: Analyzing trace with hash 826659390, now seen corresponding path program 1 times [2023-11-22 08:57:10,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 08:57:10,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804245437] [2023-11-22 08:57:10,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 08:57:10,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 08:57:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 08:57:11,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-22 08:57:11,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 08:57:11,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804245437] [2023-11-22 08:57:11,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804245437] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 08:57:11,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 08:57:11,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-22 08:57:11,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259300474] [2023-11-22 08:57:11,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 08:57:11,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 08:57:11,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 08:57:11,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 08:57:11,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-22 08:57:11,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:11,610 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 08:57:11,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 25.6) internal successors, (128), 6 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-22 08:57:11,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:11,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:11,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:11,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:11,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:11,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:11,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:11,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:11,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-22 08:57:11,896 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t1Err3ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err10ASSERT_VIOLATIONDATA_RACE, t1Err11ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-22 08:57:11,896 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 08:57:11,897 INFO L85 PathProgramCache]: Analyzing trace with hash -1076419005, now seen corresponding path program 1 times [2023-11-22 08:57:11,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 08:57:11,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648210927] [2023-11-22 08:57:11,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 08:57:11,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 08:57:11,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 08:57:12,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-22 08:57:12,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 08:57:12,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648210927] [2023-11-22 08:57:12,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648210927] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 08:57:12,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 08:57:12,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-22 08:57:12,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646605874] [2023-11-22 08:57:12,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 08:57:12,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 08:57:12,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 08:57:12,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 08:57:12,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-22 08:57:12,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:12,653 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 08:57:12,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 27.2) internal successors, (136), 6 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-22 08:57:12,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:12,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:12,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:12,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:12,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:12,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:12,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:12,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:12,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:12,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:12,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-22 08:57:12,924 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t1Err4ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err10ASSERT_VIOLATIONDATA_RACE, t1Err11ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-22 08:57:12,924 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 08:57:12,924 INFO L85 PathProgramCache]: Analyzing trace with hash 436992456, now seen corresponding path program 1 times [2023-11-22 08:57:12,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 08:57:12,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657474521] [2023-11-22 08:57:12,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 08:57:12,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 08:57:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 08:57:13,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-22 08:57:13,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 08:57:13,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657474521] [2023-11-22 08:57:13,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657474521] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 08:57:13,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 08:57:13,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-22 08:57:13,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754044956] [2023-11-22 08:57:13,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 08:57:13,715 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 08:57:13,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 08:57:13,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 08:57:13,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-22 08:57:13,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:13,718 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 08:57:13,719 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 28.8) internal successors, (144), 6 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-22 08:57:13,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:13,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:13,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:13,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:13,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:13,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:14,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:14,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:14,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:14,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:14,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:14,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:14,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-22 08:57:14,211 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t1Err6ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err10ASSERT_VIOLATIONDATA_RACE, t1Err11ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-22 08:57:14,212 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 08:57:14,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1947881399, now seen corresponding path program 1 times [2023-11-22 08:57:14,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 08:57:14,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342603823] [2023-11-22 08:57:14,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 08:57:14,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 08:57:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 08:57:14,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-22 08:57:14,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 08:57:14,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342603823] [2023-11-22 08:57:14,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342603823] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 08:57:14,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 08:57:14,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-22 08:57:14,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313904106] [2023-11-22 08:57:14,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 08:57:14,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 08:57:14,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 08:57:14,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 08:57:14,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-22 08:57:14,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:14,988 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 08:57:14,989 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 32.4) internal successors, (162), 6 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-22 08:57:14,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:14,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:14,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:14,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:14,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:14,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:14,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:15,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:15,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:15,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:15,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:15,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:15,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:15,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:15,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-22 08:57:15,328 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting t1Err9ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err10ASSERT_VIOLATIONDATA_RACE, t1Err11ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-22 08:57:15,328 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 08:57:15,329 INFO L85 PathProgramCache]: Analyzing trace with hash 1108705957, now seen corresponding path program 1 times [2023-11-22 08:57:15,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 08:57:15,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464519329] [2023-11-22 08:57:15,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 08:57:15,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 08:57:15,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 08:57:16,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-22 08:57:16,194 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 08:57:16,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464519329] [2023-11-22 08:57:16,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464519329] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 08:57:16,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 08:57:16,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-22 08:57:16,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451609840] [2023-11-22 08:57:16,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 08:57:16,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 08:57:16,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 08:57:16,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 08:57:16,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-22 08:57:16,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:16,212 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 08:57:16,212 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 35.2) internal successors, (176), 6 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-22 08:57:16,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:16,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:16,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:16,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:16,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:16,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:16,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:16,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:16,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:16,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:16,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:16,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:16,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:16,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:16,722 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-22 08:57:16,722 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting t1Err9ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err10ASSERT_VIOLATIONDATA_RACE, t1Err11ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-22 08:57:16,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 08:57:16,723 INFO L85 PathProgramCache]: Analyzing trace with hash -722204627, now seen corresponding path program 1 times [2023-11-22 08:57:16,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 08:57:16,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856193379] [2023-11-22 08:57:16,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 08:57:16,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 08:57:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 08:57:19,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-22 08:57:19,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 08:57:19,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856193379] [2023-11-22 08:57:19,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856193379] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 08:57:19,217 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 08:57:19,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2023-11-22 08:57:19,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74293569] [2023-11-22 08:57:19,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 08:57:19,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-22 08:57:19,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 08:57:19,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-22 08:57:19,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2023-11-22 08:57:19,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:19,222 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 08:57:19,223 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 11.625) internal successors, (186), 16 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-22 08:57:19,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:19,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:19,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:19,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:19,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:19,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:19,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:19,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:19,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:20,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:20,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:20,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:20,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:20,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:20,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:20,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:20,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:20,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-22 08:57:20,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-22 08:57:20,577 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting t1Err8ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err10ASSERT_VIOLATIONDATA_RACE, t1Err11ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-22 08:57:20,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 08:57:20,577 INFO L85 PathProgramCache]: Analyzing trace with hash -1045509099, now seen corresponding path program 1 times [2023-11-22 08:57:20,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 08:57:20,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782954472] [2023-11-22 08:57:20,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 08:57:20,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 08:57:20,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 08:57:21,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-22 08:57:21,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 08:57:21,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782954472] [2023-11-22 08:57:21,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782954472] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 08:57:21,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 08:57:21,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-22 08:57:21,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136319330] [2023-11-22 08:57:21,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 08:57:21,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 08:57:21,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 08:57:21,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 08:57:21,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-22 08:57:21,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:21,460 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 08:57:21,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 33.8) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-22 08:57:21,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:21,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:21,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:21,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:21,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:21,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:21,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:21,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:21,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-22 08:57:21,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:21,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:21,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:21,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:21,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:21,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:21,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:21,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:21,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:21,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-22 08:57:21,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:21,944 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-22 08:57:21,944 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting t1Err6ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err10ASSERT_VIOLATIONDATA_RACE, t1Err11ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-22 08:57:21,944 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 08:57:21,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1407120491, now seen corresponding path program 1 times [2023-11-22 08:57:21,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 08:57:21,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949803427] [2023-11-22 08:57:21,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 08:57:21,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 08:57:22,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 08:57:23,431 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-22 08:57:23,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 08:57:23,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949803427] [2023-11-22 08:57:23,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949803427] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-22 08:57:23,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [990503640] [2023-11-22 08:57:23,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 08:57:23,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-22 08:57:23,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/z3 [2023-11-22 08:57:23,449 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-22 08:57:23,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-22 08:57:23,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 08:57:23,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 808 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-22 08:57:23,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-22 08:57:23,883 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-11-22 08:57:23,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 11 treesize of output 11 [2023-11-22 08:57:24,645 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 [2023-11-22 08:57:24,677 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 [2023-11-22 08:57:24,718 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-22 08:57:24,719 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 [2023-11-22 08:57:24,772 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-22 08:57:24,772 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 [2023-11-22 08:57:24,980 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 [2023-11-22 08:57:25,023 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-22 08:57:25,023 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-22 08:57:25,079 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_1300 (Array Int Int))) (= |c_t1Thread1of1ForFork0_enqueue_#t~nondet45#1| (select (select (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1300) |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) (+ |c_t1Thread1of1ForFork0_enqueue_~q#1.offset| 86)))) (forall ((v_ArrVal_1300 (Array Int Int))) (= |c_t1Thread1of1ForFork0_enqueue_#t~nondet45#1| (select (select (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1300) |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) (+ 85 |c_t1Thread1of1ForFork0_enqueue_~q#1.offset|)))) (forall ((v_ArrVal_1300 (Array Int Int))) (= |c_t1Thread1of1ForFork0_enqueue_#t~nondet45#1| (select (select (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1300) |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) (+ 87 |c_t1Thread1of1ForFork0_enqueue_~q#1.offset|)))) (forall ((v_ArrVal_1300 (Array Int Int))) (= |c_t1Thread1of1ForFork0_enqueue_#t~nondet45#1| (select (select (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1300) |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) (+ 84 |c_t1Thread1of1ForFork0_enqueue_~q#1.offset|))))) is different from false [2023-11-22 08:57:25,287 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 87 |c_t1Thread1of1ForFork0_enqueue_~q#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1Thread1of1ForFork0_enqueue_~q#1.base| (store (select |c_#race| |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) .cse1 |c_t1Thread1of1ForFork0_enqueue_#t~nondet45#1|)))) (and (forall ((v_ArrVal_1300 (Array Int Int))) (= |c_t1Thread1of1ForFork0_enqueue_#t~nondet45#1| (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1300) |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) (+ |c_t1Thread1of1ForFork0_enqueue_~q#1.offset| 86)))) (forall ((v_ArrVal_1300 (Array Int Int))) (= |c_t1Thread1of1ForFork0_enqueue_#t~nondet45#1| (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1300) |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) (+ 85 |c_t1Thread1of1ForFork0_enqueue_~q#1.offset|)))) (forall ((v_ArrVal_1300 (Array Int Int))) (= |c_t1Thread1of1ForFork0_enqueue_#t~nondet45#1| (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1300) |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) (+ 84 |c_t1Thread1of1ForFork0_enqueue_~q#1.offset|)))) (forall ((v_ArrVal_1300 (Array Int Int))) (= |c_t1Thread1of1ForFork0_enqueue_#t~nondet45#1| (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1300) |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) .cse1)))))) is different from false [2023-11-22 08:57:25,319 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (+ |c_t1Thread1of1ForFork0_enqueue_~q#1.offset| 86)) (.cse1 (+ 87 |c_t1Thread1of1ForFork0_enqueue_~q#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1Thread1of1ForFork0_enqueue_~q#1.base| (store (store (select |c_#race| |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) .cse2 |c_t1Thread1of1ForFork0_enqueue_#t~nondet45#1|) .cse1 |c_t1Thread1of1ForFork0_enqueue_#t~nondet45#1|)))) (and (forall ((v_ArrVal_1300 (Array Int Int))) (= (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1300) |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) (+ 84 |c_t1Thread1of1ForFork0_enqueue_~q#1.offset|)) |c_t1Thread1of1ForFork0_enqueue_#t~nondet45#1|)) (forall ((v_ArrVal_1300 (Array Int Int))) (= |c_t1Thread1of1ForFork0_enqueue_#t~nondet45#1| (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1300) |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) (+ 85 |c_t1Thread1of1ForFork0_enqueue_~q#1.offset|)))) (forall ((v_ArrVal_1300 (Array Int Int))) (= |c_t1Thread1of1ForFork0_enqueue_#t~nondet45#1| (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1300) |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) .cse1))) (forall ((v_ArrVal_1300 (Array Int Int))) (= |c_t1Thread1of1ForFork0_enqueue_#t~nondet45#1| (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_1300) |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) .cse2)))))) is different from false [2023-11-22 08:57:27,474 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-22 08:57:27,474 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 [2023-11-22 08:57:27,484 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-22 08:57:27,485 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 [2023-11-22 08:57:27,497 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2023-11-22 08:57:27,497 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 [2023-11-22 08:57:27,506 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2023-11-22 08:57:27,506 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 [2023-11-22 08:57:27,514 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2023-11-22 08:57:27,515 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 [2023-11-22 08:57:27,871 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-22 08:57:27,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [990503640] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-22 08:57:27,872 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-22 08:57:27,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 25 [2023-11-22 08:57:27,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830707300] [2023-11-22 08:57:27,873 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-22 08:57:27,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2023-11-22 08:57:27,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 08:57:27,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2023-11-22 08:57:27,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=403, Unknown=13, NotChecked=132, Total=650 [2023-11-22 08:57:27,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:27,880 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 08:57:27,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 19.96) internal successors, (499), 26 states have internal predecessors, (499), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-22 08:57:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:27,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-22 08:57:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:27,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:30,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:30,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:30,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-22 08:57:30,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:30,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-22 08:57:30,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-22 08:57:30,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-22 08:57:30,572 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting t1Err6ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err10ASSERT_VIOLATIONDATA_RACE, t1Err11ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-22 08:57:30,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 08:57:30,573 INFO L85 PathProgramCache]: Analyzing trace with hash 1527072202, now seen corresponding path program 1 times [2023-11-22 08:57:30,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 08:57:30,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106209643] [2023-11-22 08:57:30,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 08:57:30,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 08:57:30,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 08:57:31,804 INFO L134 CoverageAnalysis]: Checked inductivity of 991 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 987 trivial. 0 not checked. [2023-11-22 08:57:31,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 08:57:31,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106209643] [2023-11-22 08:57:31,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106209643] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 08:57:31,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 08:57:31,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-22 08:57:31,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496481554] [2023-11-22 08:57:31,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 08:57:31,806 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-22 08:57:31,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 08:57:31,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-22 08:57:31,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-22 08:57:31,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:31,809 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 08:57:31,809 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 76.33333333333333) internal successors, (229), 3 states have internal predecessors, (229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-22 08:57:31,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:31,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:31,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:31,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:31,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:31,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:31,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:31,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:31,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-22 08:57:31,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:31,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-11-22 08:57:31,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:32,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:32,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:32,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-22 08:57:32,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-22 08:57:32,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:32,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-22 08:57:32,047 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting t1Err10ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err10ASSERT_VIOLATIONDATA_RACE, t1Err11ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-22 08:57:32,047 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 08:57:32,048 INFO L85 PathProgramCache]: Analyzing trace with hash -1730630263, now seen corresponding path program 1 times [2023-11-22 08:57:32,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 08:57:32,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849975835] [2023-11-22 08:57:32,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 08:57:32,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 08:57:32,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 08:57:32,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1086 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1086 trivial. 0 not checked. [2023-11-22 08:57:32,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 08:57:32,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849975835] [2023-11-22 08:57:32,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849975835] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 08:57:32,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 08:57:32,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-22 08:57:32,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7396783] [2023-11-22 08:57:32,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 08:57:32,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-22 08:57:32,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 08:57:32,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-22 08:57:32,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-22 08:57:32,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:32,462 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 08:57:32,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 109.0) internal successors, (218), 3 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-22 08:57:32,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:32,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:32,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-22 08:57:32,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-11-22 08:57:32,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:32,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:32,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:32,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:32,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-22 08:57:32,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:32,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-22 08:57:32,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:32,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:32,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-22 08:57:32,651 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting t1Err11ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err10ASSERT_VIOLATIONDATA_RACE, t1Err11ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-22 08:57:32,651 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 08:57:32,652 INFO L85 PathProgramCache]: Analyzing trace with hash -1978796490, now seen corresponding path program 1 times [2023-11-22 08:57:32,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 08:57:32,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697833671] [2023-11-22 08:57:32,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 08:57:32,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 08:57:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 08:57:33,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1086 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1086 trivial. 0 not checked. [2023-11-22 08:57:33,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 08:57:33,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697833671] [2023-11-22 08:57:33,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697833671] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 08:57:33,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 08:57:33,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-22 08:57:33,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923314674] [2023-11-22 08:57:33,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 08:57:33,030 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-22 08:57:33,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 08:57:33,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-22 08:57:33,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-22 08:57:33,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:33,033 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 08:57:33,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 111.5) internal successors, (223), 3 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-22 08:57:33,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:33,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:33,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:33,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:33,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:33,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:33,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:33,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:33,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-22 08:57:33,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:33,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-11-22 08:57:33,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:33,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:33,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:33,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:33,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:33,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:33,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:33,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:33,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:33,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:33,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:33,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-22 08:57:33,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:33,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-22 08:57:33,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:33,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:33,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:33,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-22 08:57:33,446 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting t1Err8ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err10ASSERT_VIOLATIONDATA_RACE, t1Err11ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-22 08:57:33,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 08:57:33,447 INFO L85 PathProgramCache]: Analyzing trace with hash -309493342, now seen corresponding path program 1 times [2023-11-22 08:57:33,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 08:57:33,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088225115] [2023-11-22 08:57:33,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 08:57:33,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 08:57:33,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 08:57:36,072 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2023-11-22 08:57:36,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 08:57:36,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088225115] [2023-11-22 08:57:36,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088225115] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-22 08:57:36,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1591681861] [2023-11-22 08:57:36,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 08:57:36,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-22 08:57:36,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/z3 [2023-11-22 08:57:36,074 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-22 08:57:36,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-22 08:57:36,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 08:57:36,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 1570 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-22 08:57:36,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-22 08:57:36,820 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-11-22 08:57:36,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 11 treesize of output 11 [2023-11-22 08:57:38,702 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 [2023-11-22 08:57:38,739 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 [2023-11-22 08:57:38,779 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-22 08:57:38,780 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 [2023-11-22 08:57:38,841 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-22 08:57:38,842 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 [2023-11-22 08:57:38,921 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 [2023-11-22 08:57:38,962 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2023-11-22 08:57:38,962 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-22 08:57:41,069 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 87 |c_t1Thread1of1ForFork0_enqueue_~q#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1Thread1of1ForFork0_enqueue_~q#1.base| (store (select |c_#race| |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) .cse1 |c_t1Thread1of1ForFork0_enqueue_#t~nondet48#1|)))) (and (forall ((v_ArrVal_3469 (Array Int Int))) (= |c_t1Thread1of1ForFork0_enqueue_#t~nondet48#1| (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_3469) |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) (+ 84 |c_t1Thread1of1ForFork0_enqueue_~q#1.offset|)))) (forall ((v_ArrVal_3469 (Array Int Int))) (= |c_t1Thread1of1ForFork0_enqueue_#t~nondet48#1| (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_3469) |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) (+ |c_t1Thread1of1ForFork0_enqueue_~q#1.offset| 86)))) (forall ((v_ArrVal_3469 (Array Int Int))) (= |c_t1Thread1of1ForFork0_enqueue_#t~nondet48#1| (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_3469) |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) .cse1))) (forall ((v_ArrVal_3469 (Array Int Int))) (= |c_t1Thread1of1ForFork0_enqueue_#t~nondet48#1| (select (select (store .cse0 |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_3469) |c_t1Thread1of1ForFork0_enqueue_~q#1.base|) (+ 85 |c_t1Thread1of1ForFork0_enqueue_~q#1.offset|))))))) is different from false [2023-11-22 08:57:45,274 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-22 08:57:45,274 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 [2023-11-22 08:57:45,281 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-22 08:57:45,281 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 [2023-11-22 08:57:45,291 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2023-11-22 08:57:45,292 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 [2023-11-22 08:57:45,298 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2023-11-22 08:57:45,299 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 [2023-11-22 08:57:45,309 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2023-11-22 08:57:45,309 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 [2023-11-22 08:57:46,055 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 447 trivial. 1 not checked. [2023-11-22 08:57:46,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1591681861] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-22 08:57:46,056 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-22 08:57:46,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 25 [2023-11-22 08:57:46,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725074076] [2023-11-22 08:57:46,062 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-22 08:57:46,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2023-11-22 08:57:46,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 08:57:46,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2023-11-22 08:57:46,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=456, Unknown=38, NotChecked=46, Total=650 [2023-11-22 08:57:46,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:46,072 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-22 08:57:46,074 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 21.2) internal successors, (530), 26 states have internal predecessors, (530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-22 08:57:46,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:46,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:46,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:46,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:46,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:46,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:46,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:46,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:46,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-22 08:57:46,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:46,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-11-22 08:57:46,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:46,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:46,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:46,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:47,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-22 08:57:47,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:47,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-22 08:57:47,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-22 08:57:47,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-22 08:57:47,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:47,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:47,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 08:57:47,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-22 08:57:47,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-22 08:57:47,767 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75b67d17-e4a0-4088-a27b-84ca6fc52d0d/bin/ugemcutter-verify-ybdnMwjCTB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-22 08:57:47,768 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting t1Err4ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err10ASSERT_VIOLATIONDATA_RACE, t1Err11ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-22 08:57:47,768 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 08:57:47,768 INFO L85 PathProgramCache]: Analyzing trace with hash 538165799, now seen corresponding path program 1 times [2023-11-22 08:57:47,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 08:57:47,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134290883] [2023-11-22 08:57:47,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 08:57:47,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 08:57:47,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat