./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-race-challenges/per-thread-array-index-race-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/per-thread-array-index-race-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf --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 b606ed8b0061f7540a480987fb5d0368be6ab145ef928bee0cc134c3bece9590 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 17:20:23,719 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 17:20:23,859 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2023-11-21 17:20:23,868 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 17:20:23,868 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 17:20:23,917 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 17:20:23,918 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 17:20:23,919 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 17:20:23,920 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 17:20:23,925 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 17:20:23,927 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 17:20:23,927 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 17:20:23,928 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 17:20:23,930 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 17:20:23,931 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 17:20:23,931 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 17:20:23,932 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 17:20:23,932 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 17:20:23,932 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 17:20:23,933 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 17:20:23,933 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 17:20:23,934 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 17:20:23,934 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-21 17:20:23,935 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 17:20:23,935 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 17:20:23,936 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 17:20:23,936 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 17:20:23,937 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 17:20:23,937 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 17:20:23,938 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-21 17:20:23,939 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 17:20:23,939 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 17:20:23,940 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 17:20:23,940 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 17:20:23,940 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 17:20:23,941 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 17:20:23,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 17:20:23,941 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 17:20:23,941 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-21 17:20:23,942 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-21 17:20:23,942 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 17:20:23,942 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-21 17:20:23,943 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-21 17:20:23,943 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_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b606ed8b0061f7540a480987fb5d0368be6ab145ef928bee0cc134c3bece9590 [2023-11-21 17:20:24,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 17:20:24,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 17:20:24,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 17:20:24,300 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 17:20:24,301 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 17:20:24,302 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/../../sv-benchmarks/c/pthread-race-challenges/per-thread-array-index-race-2.i [2023-11-21 17:20:27,537 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 17:20:27,934 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 17:20:27,934 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/sv-benchmarks/c/pthread-race-challenges/per-thread-array-index-race-2.i [2023-11-21 17:20:27,969 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/data/c362b54eb/bf2b47116c7c48ac92d1e5193c7a8416/FLAG013ae1039 [2023-11-21 17:20:27,990 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/data/c362b54eb/bf2b47116c7c48ac92d1e5193c7a8416 [2023-11-21 17:20:27,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 17:20:27,995 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 17:20:27,996 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 17:20:27,997 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 17:20:28,003 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 17:20:28,007 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:20:27" (1/1) ... [2023-11-21 17:20:28,008 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ab9e408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:28, skipping insertion in model container [2023-11-21 17:20:28,008 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:20:27" (1/1) ... [2023-11-21 17:20:28,062 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 17:20:28,313 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 17:20:28,658 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 17:20:28,667 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 17:20:28,683 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 17:20:28,715 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 17:20:28,780 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 17:20:28,788 INFO L206 MainTranslator]: Completed translation [2023-11-21 17:20:28,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:28 WrapperNode [2023-11-21 17:20:28,789 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 17:20:28,791 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 17:20:28,791 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 17:20:28,791 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 17:20:28,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:28" (1/1) ... [2023-11-21 17:20:28,833 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:28" (1/1) ... [2023-11-21 17:20:28,879 INFO L138 Inliner]: procedures = 266, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 87 [2023-11-21 17:20:28,879 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 17:20:28,880 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 17:20:28,880 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 17:20:28,881 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 17:20:28,891 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:28" (1/1) ... [2023-11-21 17:20:28,891 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:28" (1/1) ... [2023-11-21 17:20:28,909 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:28" (1/1) ... [2023-11-21 17:20:28,916 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:28" (1/1) ... [2023-11-21 17:20:28,926 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:28" (1/1) ... [2023-11-21 17:20:28,940 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:28" (1/1) ... [2023-11-21 17:20:28,943 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:28" (1/1) ... [2023-11-21 17:20:28,944 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:28" (1/1) ... [2023-11-21 17:20:28,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 17:20:28,958 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 17:20:28,958 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 17:20:28,958 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 17:20:28,959 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:28" (1/1) ... [2023-11-21 17:20:28,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 17:20:28,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 [2023-11-21 17:20:28,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 17:20:29,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 17:20:29,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 17:20:29,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 17:20:29,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 17:20:29,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 17:20:29,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 17:20:29,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 17:20:29,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 17:20:29,041 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-11-21 17:20:29,042 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-11-21 17:20:29,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 17:20:29,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 17:20:29,045 WARN L212 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 17:20:29,226 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 17:20:29,229 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 17:20:29,489 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 17:20:29,513 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 17:20:29,517 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 17:20:29,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:20:29 BoogieIcfgContainer [2023-11-21 17:20:29,520 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 17:20:29,525 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 17:20:29,525 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 17:20:29,528 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 17:20:29,529 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 05:20:27" (1/3) ... [2023-11-21 17:20:29,530 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d265aff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 05:20:29, skipping insertion in model container [2023-11-21 17:20:29,530 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:20:28" (2/3) ... [2023-11-21 17:20:29,531 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d265aff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 05:20:29, skipping insertion in model container [2023-11-21 17:20:29,531 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:20:29" (3/3) ... [2023-11-21 17:20:29,533 INFO L112 eAbstractionObserver]: Analyzing ICFG per-thread-array-index-race-2.i [2023-11-21 17:20:29,549 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-21 17:20:29,558 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 17:20:29,559 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-11-21 17:20:29,559 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-21 17:20:29,643 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-11-21 17:20:29,696 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 17:20:29,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-21 17:20:29,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 [2023-11-21 17:20:29,698 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-21 17:20:29,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-11-21 17:20:29,747 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-21 17:20:29,761 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == threadThread1of1ForFork0 ======== [2023-11-21 17:20:29,768 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;@4c45d323, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 17:20:29,768 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-21 17:20:30,003 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2023-11-21 17:20:30,008 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 17:20:30,008 INFO L85 PathProgramCache]: Analyzing trace with hash 1597542448, now seen corresponding path program 1 times [2023-11-21 17:20:30,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 17:20:30,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277693393] [2023-11-21 17:20:30,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 17:20:30,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 17:20:30,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 17:20:30,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 17:20:30,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 17:20:30,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277693393] [2023-11-21 17:20:30,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277693393] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 17:20:30,403 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 17:20:30,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 17:20:30,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972953187] [2023-11-21 17:20:30,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 17:20:30,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-21 17:20:30,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 17:20:30,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 17:20:30,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 17:20:30,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:30,444 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 17:20:30,444 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 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) [2023-11-21 17:20:30,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:30,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:30,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 17:20:30,467 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2023-11-21 17:20:30,467 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 17:20:30,467 INFO L85 PathProgramCache]: Analyzing trace with hash 1167023293, now seen corresponding path program 1 times [2023-11-21 17:20:30,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 17:20:30,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600822653] [2023-11-21 17:20:30,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 17:20:30,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 17:20:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 17:20:30,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 17:20:30,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 17:20:30,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600822653] [2023-11-21 17:20:30,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600822653] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 17:20:30,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 17:20:30,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 17:20:30,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540470248] [2023-11-21 17:20:30,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 17:20:30,646 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 17:20:30,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 17:20:30,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 17:20:30,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 17:20:30,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:30,651 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 17:20:30,652 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 21.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2023-11-21 17:20:30,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:30,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:30,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:30,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 17:20:30,789 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-21 17:20:30,789 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2023-11-21 17:20:30,792 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 17:20:30,793 INFO L85 PathProgramCache]: Analyzing trace with hash 395297287, now seen corresponding path program 1 times [2023-11-21 17:20:30,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 17:20:30,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848009293] [2023-11-21 17:20:30,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 17:20:30,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 17:20:30,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 17:20:31,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 17:20:31,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 17:20:31,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848009293] [2023-11-21 17:20:31,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848009293] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 17:20:31,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 17:20:31,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 17:20:31,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179009040] [2023-11-21 17:20:31,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 17:20:31,749 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-21 17:20:31,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 17:20:31,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-21 17:20:31,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-21 17:20:31,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:31,754 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 17:20:31,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 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) [2023-11-21 17:20:31,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:31,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-21 17:20:31,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:31,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:31,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 17:20:31,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 17:20:31,988 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-21 17:20:31,988 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2023-11-21 17:20:31,989 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 17:20:31,989 INFO L85 PathProgramCache]: Analyzing trace with hash 552674047, now seen corresponding path program 1 times [2023-11-21 17:20:31,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 17:20:31,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794719427] [2023-11-21 17:20:31,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 17:20:31,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 17:20:32,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 17:20:32,852 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 17:20:32,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 17:20:32,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794719427] [2023-11-21 17:20:32,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794719427] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 17:20:32,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 17:20:32,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-21 17:20:32,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072584460] [2023-11-21 17:20:32,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 17:20:32,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-21 17:20:32,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 17:20:32,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-21 17:20:32,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2023-11-21 17:20:32,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:32,858 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 17:20:32,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 6.888888888888889) internal successors, (62), 10 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 17:20:32,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:32,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-21 17:20:32,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-21 17:20:32,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:33,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:33,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 17:20:33,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 17:20:33,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-21 17:20:33,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-21 17:20:33,402 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2023-11-21 17:20:33,403 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 17:20:33,403 INFO L85 PathProgramCache]: Analyzing trace with hash -1561137989, now seen corresponding path program 1 times [2023-11-21 17:20:33,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 17:20:33,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579625663] [2023-11-21 17:20:33,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 17:20:33,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 17:20:33,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 17:20:34,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 17:20:34,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 17:20:34,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579625663] [2023-11-21 17:20:34,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579625663] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 17:20:34,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1479837353] [2023-11-21 17:20:34,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 17:20:34,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 17:20:34,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 [2023-11-21 17:20:34,878 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 17:20:34,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-21 17:20:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 17:20:35,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-21 17:20:35,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 17:20:35,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2023-11-21 17:20:35,407 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-11-21 17:20:35,407 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 15 treesize of output 15 [2023-11-21 17:20:36,029 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-11-21 17:20:36,030 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-11-21 17:20:36,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:20:36,338 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 26 treesize of output 19 [2023-11-21 17:20:36,386 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-21 17:20:36,480 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2023-11-21 17:20:36,594 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2023-11-21 17:20:36,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2023-11-21 17:20:37,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 25 treesize of output 13 [2023-11-21 17:20:37,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:20:37,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-21 17:20:37,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:20:37,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-21 17:20:37,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:20:37,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-21 17:20:37,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:20:37,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-21 17:20:37,558 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 37 treesize of output 26 [2023-11-21 17:20:37,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 17:20:37,616 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-21 17:20:37,647 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* 4 c_threadThread1of1ForFork0_~i~0))) (and (forall ((v_ArrVal_212 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_212) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_212 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_212) c_~datas~0.base) (+ c_~datas~0.offset .cse0)))) (forall ((v_ArrVal_212 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_212) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_212 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_212) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)))))) is different from false [2023-11-21 17:20:37,716 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* 4 c_threadThread1of1ForFork0_~i~0))) (and (forall ((v_ArrVal_212 (Array Int Int)) (v_ArrVal_211 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_211) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_212) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_212 (Array Int Int)) (v_ArrVal_211 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_211) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_212) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_212 (Array Int Int)) (v_ArrVal_211 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_211) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_212) c_~datas~0.base) (+ c_~datas~0.offset .cse0)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_212 (Array Int Int)) (v_ArrVal_211 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_211) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_212) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of1ForFork0_#t~nondet4|)))) is different from false [2023-11-21 17:20:37,799 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse1 (* 4 c_threadThread1of1ForFork0_~i~0))) (and (forall ((v_ArrVal_212 (Array Int Int)) (v_ArrVal_211 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_211) .cse0 v_ArrVal_212) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_212 (Array Int Int)) (v_ArrVal_211 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_211) .cse0 v_ArrVal_212) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_212 (Array Int Int)) (v_ArrVal_211 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_211) .cse0 v_ArrVal_212) c_~datas~0.base) (+ c_~datas~0.offset .cse1)))) (forall ((v_ArrVal_212 (Array Int Int)) (v_ArrVal_211 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_211) .cse0 v_ArrVal_212) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse1)) |c_threadThread1of1ForFork0_#t~nondet4|)))) is different from false [2023-11-21 17:20:38,011 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (* 4 c_threadThread1of1ForFork0_~i~0))) (let ((.cse3 (+ c_~datas~0.offset 3 .cse2))) (let ((.cse0 (store |c_#race| c_~datas~0.base (store (select |c_#race| c_~datas~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet4|))) (.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (and (forall ((v_ArrVal_212 (Array Int Int)) (v_ArrVal_211 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_211) .cse1 v_ArrVal_212) c_~datas~0.base) (+ c_~datas~0.offset .cse2 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_212 (Array Int Int)) (v_ArrVal_211 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_211) .cse1 v_ArrVal_212) c_~datas~0.base) (+ c_~datas~0.offset .cse2)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_212 (Array Int Int)) (v_ArrVal_211 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_211) .cse1 v_ArrVal_212) c_~datas~0.base) .cse3) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_212 (Array Int Int)) (v_ArrVal_211 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_211) .cse1 v_ArrVal_212) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse2)))))))) is different from false [2023-11-21 17:20:38,445 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 17:20:38,446 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 58 treesize of output 74 [2023-11-21 17:20:38,455 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 17:20:38,456 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 189 treesize of output 91 [2023-11-21 17:20:38,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 42 treesize of output 35 [2023-11-21 17:20:38,482 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 60 treesize of output 46 [2023-11-21 17:20:38,518 INFO L349 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2023-11-21 17:20:38,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 1 [2023-11-21 17:20:38,529 INFO L349 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2023-11-21 17:20:38,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 1 [2023-11-21 17:20:38,539 INFO L349 Elim1Store]: treesize reduction 51, result has 1.9 percent of original size [2023-11-21 17:20:38,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 57 treesize of output 1 [2023-11-21 17:20:39,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 92 treesize of output 64 [2023-11-21 17:20:39,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 34 treesize of output 30 [2023-11-21 17:20:39,325 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 17:20:39,326 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 35 treesize of output 40 [2023-11-21 17:20:39,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 1 not checked. [2023-11-21 17:20:39,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1479837353] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-21 17:20:39,400 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-21 17:20:39,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 22, 17] total 50 [2023-11-21 17:20:39,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571436557] [2023-11-21 17:20:39,401 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-21 17:20:39,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2023-11-21 17:20:39,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 17:20:39,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2023-11-21 17:20:39,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=1853, Unknown=70, NotChecked=372, Total=2550 [2023-11-21 17:20:39,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:39,407 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 17:20:39,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 50 states have (on average 3.46) internal successors, (173), 51 states have internal predecessors, (173), 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) [2023-11-21 17:20:39,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:39,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-21 17:20:39,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-21 17:20:39,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-21 17:20:39,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:43,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:43,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 17:20:43,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 17:20:43,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-21 17:20:43,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-11-21 17:20:43,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-21 17:20:43,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 17:20:43,829 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2023-11-21 17:20:43,830 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 17:20:43,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1894740813, now seen corresponding path program 2 times [2023-11-21 17:20:43,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 17:20:43,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006508048] [2023-11-21 17:20:43,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 17:20:43,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 17:20:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 17:20:44,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 17:20:44,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 17:20:44,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006508048] [2023-11-21 17:20:44,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006508048] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 17:20:44,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2130107560] [2023-11-21 17:20:44,980 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-21 17:20:44,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 17:20:44,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 [2023-11-21 17:20:44,981 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 17:20:45,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-21 17:20:45,113 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-21 17:20:45,114 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-21 17:20:45,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 54 conjunts are in the unsatisfiable core [2023-11-21 17:20:45,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 17:20:45,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2023-11-21 17:20:45,273 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-11-21 17:20:45,273 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 15 treesize of output 15 [2023-11-21 17:20:45,799 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2023-11-21 17:20:45,800 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 1 case distinctions, treesize of input 33 treesize of output 24 [2023-11-21 17:20:45,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:20:45,810 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 16 treesize of output 11 [2023-11-21 17:20:46,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:20:46,160 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 16 treesize of output 11 [2023-11-21 17:20:46,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:20:46,169 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 26 treesize of output 19 [2023-11-21 17:20:46,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-11-21 17:20:46,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2023-11-21 17:20:46,437 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 42 [2023-11-21 17:20:47,067 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 15 treesize of output 7 [2023-11-21 17:20:47,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 25 treesize of output 13 [2023-11-21 17:20:47,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:20:47,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 35 [2023-11-21 17:20:47,234 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 57 [2023-11-21 17:20:47,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:20:47,360 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 45 [2023-11-21 17:20:47,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:20:47,411 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 45 [2023-11-21 17:20:47,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:20:47,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 45 [2023-11-21 17:20:47,634 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 60 [2023-11-21 17:20:47,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 17:20:47,705 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-21 17:20:48,229 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 (* 4 c_threadThread1of1ForFork0_~i~0))) (let ((.cse6 (+ c_~datas~0.offset 3 .cse3))) (let ((.cse1 (+ |c_ULTIMATE.start_main_#t~mem14#1.offset| (* |c_ULTIMATE.start_main_~i~2#1| 4))) (.cse2 (store |c_#race| c_~datas~0.base (store (select |c_#race| c_~datas~0.base) .cse6 |c_threadThread1of1ForFork0_#t~nondet4|)))) (and (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse0 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse0 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse0 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_317))) c_~datas~0.base) (+ c_~datas~0.offset .cse3)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse4 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse4 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse4 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_317))) c_~datas~0.base) (+ c_~datas~0.offset .cse3 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse5 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse5 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse5 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_317))) c_~datas~0.base) .cse6) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse7 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse7 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse7 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_317))) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse3)) |c_threadThread1of1ForFork0_#t~nondet4|)))))) is different from false [2023-11-21 17:20:48,262 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 (* 4 c_threadThread1of1ForFork0_~i~0))) (let ((.cse1 (+ |c_ULTIMATE.start_main_#t~mem14#1.offset| (* |c_ULTIMATE.start_main_~i~2#1| 4))) (.cse2 (+ c_~datas~0.offset 3 .cse3))) (and (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse0 (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse0 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse0 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_317))) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse3)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse4 (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse4 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse4 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_317))) c_~datas~0.base) (+ c_~datas~0.offset .cse3 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse5 (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse5 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse5 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_317))) c_~datas~0.base) (+ c_~datas~0.offset .cse3)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse6 (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse6 |c_ULTIMATE.start_main_#t~mem14#1.base| (store (select .cse6 |c_ULTIMATE.start_main_#t~mem14#1.base|) .cse1 v_ArrVal_317))) c_~datas~0.base) .cse2) |c_threadThread1of1ForFork0_#t~nondet4|))))) is different from false [2023-11-21 17:20:48,343 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse5 (* 4 c_threadThread1of1ForFork0_~i~0))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse3 (* |c_ULTIMATE.start_main_~i~2#1| 4)) (.cse4 (+ c_~datas~0.offset 3 .cse5)) (.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (and (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse1 (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse1 .cse2 (store (select .cse1 .cse2) (+ .cse3 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) v_ArrVal_317))) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse5)) |c_threadThread1of1ForFork0_#t~nondet4|)))) (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse6 (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse6 .cse2 (store (select .cse6 .cse2) (+ .cse3 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) v_ArrVal_317))) c_~datas~0.base) (+ c_~datas~0.offset .cse5 1)) |c_threadThread1of1ForFork0_#t~nondet4|)))) (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse7 (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse7 .cse2 (store (select .cse7 .cse2) (+ .cse3 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) v_ArrVal_317))) c_~datas~0.base) .cse4) |c_threadThread1of1ForFork0_#t~nondet4|)))) (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse8 (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse8 .cse2 (store (select .cse8 .cse2) (+ .cse3 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) v_ArrVal_317))) c_~datas~0.base) (+ c_~datas~0.offset .cse5)) |c_threadThread1of1ForFork0_#t~nondet4|)) (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|)))))) is different from false [2023-11-21 17:20:48,519 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse5 (* 4 c_threadThread1of1ForFork0_~i~0))) (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse2 (+ c_~datas~0.offset 3 .cse5)) (.cse3 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (and (forall ((|v_ULTIMATE.start_main_~i~2#1_17| Int)) (or (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (let ((.cse0 (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse0 .cse1 (store (select .cse0 .cse1) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~2#1_17| 4)) v_ArrVal_317))) c_~datas~0.base) .cse2))) (< .cse3 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|))) (< 0 |v_ULTIMATE.start_main_~i~2#1_17|))) (forall ((|v_ULTIMATE.start_main_~i~2#1_17| Int)) (or (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse4 (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse4 .cse1 (store (select .cse4 .cse1) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~2#1_17| 4)) v_ArrVal_317))) c_~datas~0.base) (+ c_~datas~0.offset .cse5 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (< .cse3 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|))) (< 0 |v_ULTIMATE.start_main_~i~2#1_17|))) (forall ((|v_ULTIMATE.start_main_~i~2#1_17| Int)) (or (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (< .cse3 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (let ((.cse6 (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse6 .cse1 (store (select .cse6 .cse1) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~2#1_17| 4)) v_ArrVal_317))) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse5)))))) (< 0 |v_ULTIMATE.start_main_~i~2#1_17|))) (forall ((|v_ULTIMATE.start_main_~i~2#1_17| Int)) (or (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse7 (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse7 .cse1 (store (select .cse7 .cse1) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~2#1_17| 4)) v_ArrVal_317))) c_~datas~0.base) (+ c_~datas~0.offset .cse5)) |c_threadThread1of1ForFork0_#t~nondet4|)) (< .cse3 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|))) (< 0 |v_ULTIMATE.start_main_~i~2#1_17|)))))) is different from false [2023-11-21 17:20:49,209 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse5 (* 4 c_threadThread1of1ForFork0_~i~0))) (let ((.cse9 (+ c_~datas~0.offset 2 .cse5))) (let ((.cse0 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse3 (store |c_#race| c_~datas~0.base (store (select |c_#race| c_~datas~0.base) .cse9 |c_threadThread1of1ForFork0_#t~nondet4|))) (.cse4 (+ c_~datas~0.offset 3 .cse5))) (and (forall ((|v_ULTIMATE.start_main_~i~2#1_17| Int)) (or (< 0 |v_ULTIMATE.start_main_~i~2#1_17|) (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse1 (store (store |c_#race| c_~datas~0.base (store (select (store .cse3 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse1 .cse2 (store (select .cse1 .cse2) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~2#1_17| 4)) v_ArrVal_317))) c_~datas~0.base) (+ c_~datas~0.offset .cse5 1)) |c_threadThread1of1ForFork0_#t~nondet4|)))))) (forall ((|v_ULTIMATE.start_main_~i~2#1_17| Int)) (or (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse6 (store (store |c_#race| c_~datas~0.base (store (select (store .cse3 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse6 .cse2 (store (select .cse6 .cse2) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~2#1_17| 4)) v_ArrVal_317))) c_~datas~0.base) .cse4) |c_threadThread1of1ForFork0_#t~nondet4|)) (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|))) (< 0 |v_ULTIMATE.start_main_~i~2#1_17|))) (forall ((|v_ULTIMATE.start_main_~i~2#1_17| Int)) (or (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse7 (store (store |c_#race| c_~datas~0.base (store (select (store .cse3 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse7 .cse2 (store (select .cse7 .cse2) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~2#1_17| 4)) v_ArrVal_317))) c_~datas~0.base) (+ c_~datas~0.offset .cse5)) |c_threadThread1of1ForFork0_#t~nondet4|)) (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|))) (< 0 |v_ULTIMATE.start_main_~i~2#1_17|))) (forall ((|v_ULTIMATE.start_main_~i~2#1_17| Int)) (or (< 0 |v_ULTIMATE.start_main_~i~2#1_17|) (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (< .cse0 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse8 (store (store |c_#race| c_~datas~0.base (store (select (store .cse3 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse8 .cse2 (store (select .cse8 .cse2) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~2#1_17| 4)) v_ArrVal_317))) c_~datas~0.base) .cse9) |c_threadThread1of1ForFork0_#t~nondet4|)))))))))) is different from false [2023-11-21 17:20:49,318 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse4 (* 4 c_threadThread1of1ForFork0_~i~0))) (let ((.cse7 (+ c_~datas~0.offset .cse4 1)) (.cse9 (+ c_~datas~0.offset 2 .cse4))) (let ((.cse5 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse2 (store |c_#race| c_~datas~0.base (store (store (select |c_#race| c_~datas~0.base) .cse7 |c_threadThread1of1ForFork0_#t~nondet4|) .cse9 |c_threadThread1of1ForFork0_#t~nondet4|))) (.cse3 (+ c_~datas~0.offset 3 .cse4))) (and (forall ((|v_ULTIMATE.start_main_~i~2#1_17| Int)) (or (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse0 (store (store |c_#race| c_~datas~0.base (store (select (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse0 .cse1 (store (select .cse0 .cse1) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~2#1_17| 4)) v_ArrVal_317))) c_~datas~0.base) (+ c_~datas~0.offset .cse4)) |c_threadThread1of1ForFork0_#t~nondet4|)) (< .cse5 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|))) (< 0 |v_ULTIMATE.start_main_~i~2#1_17|))) (forall ((|v_ULTIMATE.start_main_~i~2#1_17| Int)) (or (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (let ((.cse6 (store (store |c_#race| c_~datas~0.base (store (select (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse6 .cse1 (store (select .cse6 .cse1) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~2#1_17| 4)) v_ArrVal_317))) c_~datas~0.base) .cse7))) (< .cse5 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|))) (< 0 |v_ULTIMATE.start_main_~i~2#1_17|))) (forall ((|v_ULTIMATE.start_main_~i~2#1_17| Int)) (or (< 0 |v_ULTIMATE.start_main_~i~2#1_17|) (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse8 (store (store |c_#race| c_~datas~0.base (store (select (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse8 .cse1 (store (select .cse8 .cse1) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~2#1_17| 4)) v_ArrVal_317))) c_~datas~0.base) .cse9) |c_threadThread1of1ForFork0_#t~nondet4|)) (< .cse5 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|))))) (forall ((|v_ULTIMATE.start_main_~i~2#1_17| Int)) (or (< 0 |v_ULTIMATE.start_main_~i~2#1_17|) (forall ((|v_ULTIMATE.start_main_#t~mem14#1.offset_13| Int)) (or (< .cse5 |v_ULTIMATE.start_main_#t~mem14#1.offset_13|) (forall ((v_ArrVal_316 (Array Int Int)) (v_ArrVal_311 (Array Int Int)) (v_ArrVal_317 Int)) (= (select (select (let ((.cse10 (store (store |c_#race| c_~datas~0.base (store (select (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_311) c_~datas~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_316))) (store .cse10 .cse1 (store (select .cse10 .cse1) (+ |v_ULTIMATE.start_main_#t~mem14#1.offset_13| (* |v_ULTIMATE.start_main_~i~2#1_17| 4)) v_ArrVal_317))) c_~datas~0.base) .cse3) |c_threadThread1of1ForFork0_#t~nondet4|)))))))))) is different from false [2023-11-21 17:20:49,398 INFO L349 Elim1Store]: treesize reduction 41, result has 59.8 percent of original size [2023-11-21 17:20:49,398 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 3 new quantified variables, introduced 4 case distinctions, treesize of input 664 treesize of output 544 [2023-11-21 17:20:49,428 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 17:20:49,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 543 treesize of output 501 [2023-11-21 17:20:49,448 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 182 treesize of output 176 [2023-11-21 17:20:49,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 346 treesize of output 322 [2023-11-21 17:20:49,843 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 17:20:49,847 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 17:20:49,880 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 17:20:49,892 INFO L349 Elim1Store]: treesize reduction 101, result has 1.0 percent of original size [2023-11-21 17:20:49,892 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 413 treesize of output 1 [2023-11-21 17:20:49,898 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 17:20:49,910 INFO L349 Elim1Store]: treesize reduction 101, result has 1.0 percent of original size [2023-11-21 17:20:49,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 413 treesize of output 1 [2023-11-21 17:20:49,917 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 17:20:49,929 INFO L349 Elim1Store]: treesize reduction 101, result has 1.0 percent of original size [2023-11-21 17:20:49,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 237 treesize of output 1 [2023-11-21 17:20:50,435 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (forall ((v_ArrVal_302 (Array Int Int))) (not (= (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_#t~mem11#1.base| v_ArrVal_302) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) c_~datas~0.base)))) (.cse0 (* (div |c_ULTIMATE.start_main_~i~1#1| 2) 4))) (and (or (forall ((v_ArrVal_303 (Array Int Int))) (< (select (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_#t~mem11#1.base| v_ArrVal_303) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) (+ c_~datas~0.offset .cse0))) .cse1 (and (<= (+ |c_ULTIMATE.start_main_~i~1#1| 1) 0) (not (= (mod |c_ULTIMATE.start_main_~i~1#1| 2) 0)))) (not (= |c_ULTIMATE.start_main_~#tids~0#1.base| c_~datas~0.base)) (or .cse1 (forall ((v_ArrVal_303 (Array Int Int))) (< (select (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_#t~mem11#1.base| v_ArrVal_303) |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) (+ c_~datas~0.offset .cse0 4)))))) is different from false [2023-11-21 17:20:52,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 164 treesize of output 136 [2023-11-21 17:20:52,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 123 treesize of output 119 [2023-11-21 17:20:52,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 119 treesize of output 115 [2023-11-21 17:20:52,830 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 145 treesize of output 133 [2023-11-21 17:20:52,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 133 treesize of output 131 [2023-11-21 17:20:52,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 131 treesize of output 129 [2023-11-21 17:20:53,089 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 17:20:53,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 71 [2023-11-21 17:20:53,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 1 not checked. [2023-11-21 17:20:53,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2130107560] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-21 17:20:53,217 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-21 17:20:53,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 19, 21] total 52 [2023-11-21 17:20:53,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18899852] [2023-11-21 17:20:53,218 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-21 17:20:53,219 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2023-11-21 17:20:53,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 17:20:53,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2023-11-21 17:20:53,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=283, Invalid=1782, Unknown=33, NotChecked=658, Total=2756 [2023-11-21 17:20:53,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:53,225 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 17:20:53,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 52 states have (on average 3.3846153846153846) internal successors, (176), 53 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) [2023-11-21 17:20:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-21 17:20:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-21 17:20:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-21 17:20:53,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-11-21 17:20:53,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:59,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:20:59,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 17:20:59,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 17:20:59,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-21 17:20:59,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-11-21 17:20:59,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-11-21 17:21:00,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-21 17:21:00,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 17:21:00,191 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2023-11-21 17:21:00,191 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 17:21:00,191 INFO L85 PathProgramCache]: Analyzing trace with hash -623360645, now seen corresponding path program 3 times [2023-11-21 17:21:00,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 17:21:00,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707775733] [2023-11-21 17:21:00,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 17:21:00,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 17:21:00,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 17:21:01,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 17:21:01,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 17:21:01,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707775733] [2023-11-21 17:21:01,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707775733] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 17:21:01,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [655446625] [2023-11-21 17:21:01,358 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-21 17:21:01,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 17:21:01,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 [2023-11-21 17:21:01,360 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 17:21:01,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-21 17:21:01,497 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-21 17:21:01,497 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-21 17:21:01,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 68 conjunts are in the unsatisfiable core [2023-11-21 17:21:01,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 17:21:01,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2023-11-21 17:21:01,654 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-11-21 17:21:01,654 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 15 treesize of output 15 [2023-11-21 17:21:02,159 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-11-21 17:21:02,160 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 45 [2023-11-21 17:21:02,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:21:02,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 11 [2023-11-21 17:21:02,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:21:02,498 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 16 treesize of output 11 [2023-11-21 17:21:02,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:21:02,507 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 26 treesize of output 19 [2023-11-21 17:21:02,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-21 17:21:02,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2023-11-21 17:21:03,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 7 treesize of output 3 [2023-11-21 17:21:03,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 25 treesize of output 13 [2023-11-21 17:21:03,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:21:03,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2023-11-21 17:21:03,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2023-11-21 17:21:03,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2023-11-21 17:21:03,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:21:03,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-21 17:21:03,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:21:03,397 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-21 17:21:03,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:21:03,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-21 17:21:03,546 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 37 treesize of output 26 [2023-11-21 17:21:03,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 17:21:03,601 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-21 17:21:03,627 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* 4 c_threadThread1of1ForFork0_~i~0))) (and (forall ((v_ArrVal_423 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_423) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_423 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_423) c_~datas~0.base) (+ c_~datas~0.offset .cse0)))) (forall ((v_ArrVal_423 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_423) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_423 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_423) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of1ForFork0_#t~nondet4|)))) is different from false [2023-11-21 17:21:03,674 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* 4 c_threadThread1of1ForFork0_~i~0))) (and (forall ((v_ArrVal_423 (Array Int Int)) (v_ArrVal_422 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_422) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_423) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_423 (Array Int Int)) (v_ArrVal_422 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_422) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_423) c_~datas~0.base) (+ c_~datas~0.offset .cse0)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_423 (Array Int Int)) (v_ArrVal_422 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_422) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_423) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_423 (Array Int Int)) (v_ArrVal_422 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_422) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_423) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of1ForFork0_#t~nondet4|)))) is different from false [2023-11-21 17:21:03,729 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (* 4 c_threadThread1of1ForFork0_~i~0))) (let ((.cse1 (+ c_~datas~0.offset 3 .cse2))) (let ((.cse0 (store |c_#race| c_~datas~0.base (store (select |c_#race| c_~datas~0.base) .cse1 |c_threadThread1of1ForFork0_#t~nondet4|)))) (and (forall ((v_ArrVal_423 (Array Int Int)) (v_ArrVal_422 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_422) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_423) c_~datas~0.base) .cse1) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_423 (Array Int Int)) (v_ArrVal_422 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_422) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_423) c_~datas~0.base) (+ c_~datas~0.offset .cse2)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_423 (Array Int Int)) (v_ArrVal_422 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_422) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_423) c_~datas~0.base) (+ c_~datas~0.offset .cse2 1)))) (forall ((v_ArrVal_423 (Array Int Int)) (v_ArrVal_422 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_422) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_423) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse2)) |c_threadThread1of1ForFork0_#t~nondet4|)))))) is different from false [2023-11-21 17:21:03,751 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (* 4 c_threadThread1of1ForFork0_~i~0))) (let ((.cse2 (+ c_~datas~0.offset 2 .cse1)) (.cse3 (+ c_~datas~0.offset 3 .cse1))) (let ((.cse0 (store |c_#race| c_~datas~0.base (store (store (select |c_#race| c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet4|) .cse3 |c_threadThread1of1ForFork0_#t~nondet4|)))) (and (forall ((v_ArrVal_423 (Array Int Int)) (v_ArrVal_422 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_422) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_423) c_~datas~0.base) (+ c_~datas~0.offset .cse1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_423 (Array Int Int)) (v_ArrVal_422 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_422) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_423) c_~datas~0.base) .cse2) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_423 (Array Int Int)) (v_ArrVal_422 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_422) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_423) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_423 (Array Int Int)) (v_ArrVal_422 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_422) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_423) c_~datas~0.base) .cse3) |c_threadThread1of1ForFork0_#t~nondet4|)))))) is different from false [2023-11-21 17:21:03,959 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 (* 4 c_threadThread1of1ForFork0_~i~0))) (let ((.cse1 (+ c_~datas~0.offset 3 .cse3)) (.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse0 (+ c_~datas~0.offset 2 .cse3))) (and (forall ((v_ArrVal_416 (Array Int Int)) (v_ArrVal_423 (Array Int Int)) (v_ArrVal_422 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_416) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet4|) .cse1 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_422) .cse2 v_ArrVal_423) c_~datas~0.base) .cse1) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_416 (Array Int Int)) (v_ArrVal_423 (Array Int Int)) (v_ArrVal_422 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_416) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet4|) .cse1 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_422) .cse2 v_ArrVal_423) c_~datas~0.base) (+ c_~datas~0.offset .cse3)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_416 (Array Int Int)) (v_ArrVal_423 (Array Int Int)) (v_ArrVal_422 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_416) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet4|) .cse1 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_422) .cse2 v_ArrVal_423) c_~datas~0.base) (+ c_~datas~0.offset .cse3 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_416 (Array Int Int)) (v_ArrVal_423 (Array Int Int)) (v_ArrVal_422 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_416) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet4|) .cse1 |c_threadThread1of1ForFork0_#t~nondet4|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_422) .cse2 v_ArrVal_423) c_~datas~0.base) .cse0) |c_threadThread1of1ForFork0_#t~nondet4|))))) is different from false [2023-11-21 17:21:04,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 67 treesize of output 53 [2023-11-21 17:21:04,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 35 treesize of output 28 [2023-11-21 17:21:04,363 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 17:21:04,364 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 17:21:04,366 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 17:21:04,367 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 17:21:04,372 INFO L349 Elim1Store]: treesize reduction 25, result has 3.8 percent of original size [2023-11-21 17:21:04,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 1 [2023-11-21 17:21:04,374 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 17:21:04,375 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-21 17:21:04,379 INFO L349 Elim1Store]: treesize reduction 25, result has 3.8 percent of original size [2023-11-21 17:21:04,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 1 [2023-11-21 17:21:04,767 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 8 treesize of output 4 [2023-11-21 17:21:04,771 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 92 treesize of output 64 [2023-11-21 17:21:04,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 34 treesize of output 30 [2023-11-21 17:21:04,892 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 17:21:04,892 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 35 treesize of output 40 [2023-11-21 17:21:04,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 1 not checked. [2023-11-21 17:21:04,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [655446625] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-21 17:21:04,940 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-21 17:21:04,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 18, 16] total 45 [2023-11-21 17:21:04,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308083684] [2023-11-21 17:21:04,941 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-21 17:21:04,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2023-11-21 17:21:04,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 17:21:04,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2023-11-21 17:21:04,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=187, Invalid=1431, Unknown=42, NotChecked=410, Total=2070 [2023-11-21 17:21:04,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:21:04,946 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 17:21:04,946 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 45 states have (on average 3.7111111111111112) internal successors, (167), 46 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 17:21:04,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:21:04,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-21 17:21:04,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-21 17:21:04,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-21 17:21:04,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2023-11-21 17:21:04,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2023-11-21 17:21:04,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:21:09,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:21:09,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 17:21:09,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 17:21:09,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-21 17:21:09,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-11-21 17:21:09,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2023-11-21 17:21:09,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-11-21 17:21:09,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-21 17:21:10,107 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 17:21:10,107 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2023-11-21 17:21:10,108 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 17:21:10,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1078329997, now seen corresponding path program 4 times [2023-11-21 17:21:10,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 17:21:10,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017296993] [2023-11-21 17:21:10,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 17:21:10,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 17:21:10,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 17:21:11,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 17:21:11,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 17:21:11,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017296993] [2023-11-21 17:21:11,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017296993] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 17:21:11,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [825121422] [2023-11-21 17:21:11,129 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-11-21 17:21:11,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 17:21:11,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 [2023-11-21 17:21:11,130 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 17:21:11,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4703add8-3f3e-4fb3-ac2b-3734bb4f67fb/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-21 17:21:11,376 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-11-21 17:21:11,376 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-21 17:21:11,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 61 conjunts are in the unsatisfiable core [2023-11-21 17:21:11,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 17:21:11,423 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2023-11-21 17:21:11,523 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-11-21 17:21:11,523 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 15 treesize of output 15 [2023-11-21 17:21:11,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 7 treesize of output 3 [2023-11-21 17:21:11,999 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-11-21 17:21:11,999 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 33 [2023-11-21 17:21:12,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:21:12,269 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 26 treesize of output 19 [2023-11-21 17:21:12,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-21 17:21:12,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 25 treesize of output 13 [2023-11-21 17:21:12,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:21:12,646 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-21 17:21:12,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2023-11-21 17:21:12,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2023-11-21 17:21:12,823 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2023-11-21 17:21:12,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:21:12,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-21 17:21:12,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:21:12,955 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-21 17:21:12,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 17:21:12,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-21 17:21:13,117 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 37 treesize of output 26 [2023-11-21 17:21:13,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 17:21:13,172 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-21 17:21:13,198 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* 4 c_threadThread1of1ForFork0_~i~0))) (and (forall ((v_ArrVal_526 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_526 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_526 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_526 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) (+ c_~datas~0.offset .cse0)))))) is different from false [2023-11-21 17:21:13,238 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* 4 c_threadThread1of1ForFork0_~i~0))) (and (forall ((v_ArrVal_526 (Array Int Int)) (v_ArrVal_525 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_525) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_526 (Array Int Int)) (v_ArrVal_525 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_525) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)))) (forall ((v_ArrVal_526 (Array Int Int)) (v_ArrVal_525 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_525) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_526 (Array Int Int)) (v_ArrVal_525 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_525) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) (+ c_~datas~0.offset .cse0)) |c_threadThread1of1ForFork0_#t~nondet4|)))) is different from false [2023-11-21 17:21:13,283 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (* 4 c_threadThread1of1ForFork0_~i~0))) (let ((.cse2 (+ c_~datas~0.offset 3 .cse1))) (let ((.cse0 (store |c_#race| c_~datas~0.base (store (select |c_#race| c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet4|)))) (and (forall ((v_ArrVal_526 (Array Int Int)) (v_ArrVal_525 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_525) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) (+ c_~datas~0.offset .cse1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_526 (Array Int Int)) (v_ArrVal_525 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet4| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_525) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) .cse2))) (forall ((v_ArrVal_526 (Array Int Int)) (v_ArrVal_525 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_525) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_526 (Array Int Int)) (v_ArrVal_525 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_525) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of1ForFork0_#t~nondet4|)))))) is different from false [2023-11-21 17:21:13,305 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (* 4 c_threadThread1of1ForFork0_~i~0))) (let ((.cse3 (+ c_~datas~0.offset 2 .cse1)) (.cse2 (+ c_~datas~0.offset 3 .cse1))) (let ((.cse0 (store |c_#race| c_~datas~0.base (store (store (select |c_#race| c_~datas~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet4|) .cse2 |c_threadThread1of1ForFork0_#t~nondet4|)))) (and (forall ((v_ArrVal_526 (Array Int Int)) (v_ArrVal_525 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_525) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) (+ c_~datas~0.offset .cse1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_526 (Array Int Int)) (v_ArrVal_525 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_525) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) .cse2) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_526 (Array Int Int)) (v_ArrVal_525 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_525) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_526 (Array Int Int)) (v_ArrVal_525 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_525) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) .cse3) |c_threadThread1of1ForFork0_#t~nondet4|)))))) is different from false [2023-11-21 17:21:13,331 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (* 4 c_threadThread1of1ForFork0_~i~0))) (let ((.cse4 (+ c_~datas~0.offset .cse2 1)) (.cse1 (+ c_~datas~0.offset 2 .cse2)) (.cse3 (+ c_~datas~0.offset 3 .cse2))) (let ((.cse0 (store |c_#race| c_~datas~0.base (store (store (store (select |c_#race| c_~datas~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet4|) .cse1 |c_threadThread1of1ForFork0_#t~nondet4|) .cse3 |c_threadThread1of1ForFork0_#t~nondet4|)))) (and (forall ((v_ArrVal_526 (Array Int Int)) (v_ArrVal_525 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_525) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) .cse1) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_526 (Array Int Int)) (v_ArrVal_525 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_525) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) (+ c_~datas~0.offset .cse2)) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_526 (Array Int Int)) (v_ArrVal_525 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_525) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) .cse3) |c_threadThread1of1ForFork0_#t~nondet4|)) (forall ((v_ArrVal_526 (Array Int Int)) (v_ArrVal_525 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_525) |c_ULTIMATE.start_main_#t~mem14#1.base| v_ArrVal_526) c_~datas~0.base) .cse4) |c_threadThread1of1ForFork0_#t~nondet4|)))))) is different from false