./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-race-challenges/per-thread-index-inc-race.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 9bd2c7ff 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_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/per-thread-index-inc-race.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW --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 dcbcb8208024116480c974e9f1bc8db6725056562df0982447c3fb673ff0c0ec --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-17 22:47:42,128 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-17 22:47:42,248 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2023-11-17 22:47:42,254 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-17 22:47:42,255 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-17 22:47:42,314 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-17 22:47:42,323 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-17 22:47:42,324 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-17 22:47:42,326 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-17 22:47:42,329 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-17 22:47:42,330 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-17 22:47:42,331 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-17 22:47:42,331 INFO L153 SettingsManager]: * Use SBE=true [2023-11-17 22:47:42,337 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-17 22:47:42,338 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-17 22:47:42,339 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-17 22:47:42,339 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-17 22:47:42,340 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-17 22:47:42,340 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-17 22:47:42,341 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-17 22:47:42,341 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-17 22:47:42,342 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-17 22:47:42,364 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-17 22:47:42,365 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-17 22:47:42,365 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-17 22:47:42,366 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-17 22:47:42,366 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-17 22:47:42,367 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-17 22:47:42,367 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-17 22:47:42,368 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-17 22:47:42,368 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-17 22:47:42,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 22:47:42,369 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-17 22:47:42,369 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-17 22:47:42,369 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-17 22:47:42,370 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-17 22:47:42,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-17 22:47:42,370 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-17 22:47:42,370 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-17 22:47:42,371 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-17 22:47:42,371 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-17 22:47:42,371 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-17 22:47:42,372 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-17 22:47:42,372 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_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcbcb8208024116480c974e9f1bc8db6725056562df0982447c3fb673ff0c0ec [2023-11-17 22:47:42,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-17 22:47:42,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-17 22:47:42,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-17 22:47:42,808 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-17 22:47:42,809 INFO L274 PluginConnector]: CDTParser initialized [2023-11-17 22:47:42,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/../../sv-benchmarks/c/pthread-race-challenges/per-thread-index-inc-race.i [2023-11-17 22:47:46,517 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-17 22:47:46,962 INFO L384 CDTParser]: Found 1 translation units. [2023-11-17 22:47:46,965 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/sv-benchmarks/c/pthread-race-challenges/per-thread-index-inc-race.i [2023-11-17 22:47:47,001 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/data/f5626ccce/0273d407b8644832ad450c358c34515e/FLAG15b9ea71f [2023-11-17 22:47:47,021 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/data/f5626ccce/0273d407b8644832ad450c358c34515e [2023-11-17 22:47:47,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-17 22:47:47,026 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-17 22:47:47,027 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-17 22:47:47,028 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-17 22:47:47,039 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-17 22:47:47,040 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 10:47:47" (1/1) ... [2023-11-17 22:47:47,041 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b091c74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:47, skipping insertion in model container [2023-11-17 22:47:47,041 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 10:47:47" (1/1) ... [2023-11-17 22:47:47,131 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-17 22:47:47,356 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-17 22:47:47,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 22:47:47,837 INFO L202 MainTranslator]: Completed pre-run [2023-11-17 22:47:47,868 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-17 22:47:47,934 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 22:47:48,048 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 22:47:48,059 INFO L206 MainTranslator]: Completed translation [2023-11-17 22:47:48,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:48 WrapperNode [2023-11-17 22:47:48,060 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-17 22:47:48,062 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-17 22:47:48,062 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-17 22:47:48,062 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-17 22:47:48,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:48" (1/1) ... [2023-11-17 22:47:48,118 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:48" (1/1) ... [2023-11-17 22:47:48,176 INFO L138 Inliner]: procedures = 278, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2023-11-17 22:47:48,177 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-17 22:47:48,178 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-17 22:47:48,178 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-17 22:47:48,178 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-17 22:47:48,191 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:48" (1/1) ... [2023-11-17 22:47:48,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:48" (1/1) ... [2023-11-17 22:47:48,210 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:48" (1/1) ... [2023-11-17 22:47:48,217 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:48" (1/1) ... [2023-11-17 22:47:48,242 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:48" (1/1) ... [2023-11-17 22:47:48,247 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:48" (1/1) ... [2023-11-17 22:47:48,249 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:48" (1/1) ... [2023-11-17 22:47:48,269 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:48" (1/1) ... [2023-11-17 22:47:48,273 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-17 22:47:48,274 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-17 22:47:48,275 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-17 22:47:48,275 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-17 22:47:48,276 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:48" (1/1) ... [2023-11-17 22:47:48,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 22:47:48,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 [2023-11-17 22:47:48,314 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-17 22:47:48,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-17 22:47:48,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-17 22:47:48,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-17 22:47:48,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-17 22:47:48,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-17 22:47:48,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-17 22:47:48,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-17 22:47:48,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-17 22:47:48,370 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-11-17 22:47:48,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-11-17 22:47:48,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-17 22:47:48,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-17 22:47:48,375 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-17 22:47:48,683 INFO L236 CfgBuilder]: Building ICFG [2023-11-17 22:47:48,686 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-17 22:47:49,090 INFO L277 CfgBuilder]: Performing block encoding [2023-11-17 22:47:49,106 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-17 22:47:49,106 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-17 22:47:49,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 10:47:49 BoogieIcfgContainer [2023-11-17 22:47:49,120 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-17 22:47:49,123 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-17 22:47:49,123 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-17 22:47:49,127 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-17 22:47:49,127 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 10:47:47" (1/3) ... [2023-11-17 22:47:49,128 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fe3bc0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 10:47:49, skipping insertion in model container [2023-11-17 22:47:49,129 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:48" (2/3) ... [2023-11-17 22:47:49,129 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fe3bc0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 10:47:49, skipping insertion in model container [2023-11-17 22:47:49,129 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 10:47:49" (3/3) ... [2023-11-17 22:47:49,131 INFO L112 eAbstractionObserver]: Analyzing ICFG per-thread-index-inc-race.i [2023-11-17 22:47:49,153 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-17 22:47:49,167 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-17 22:47:49,167 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2023-11-17 22:47:49,167 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-17 22:47:49,300 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-11-17 22:47:49,356 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 22:47:49,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-17 22:47:49,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 [2023-11-17 22:47:49,357 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-17 22:47:49,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-11-17 22:47:49,420 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-17 22:47:49,435 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == threadThread1of1ForFork0 ======== [2023-11-17 22:47:49,443 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;@2ced723c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 22:47:49,444 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2023-11-17 22:47:49,699 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-17 22:47:49,706 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 22:47:49,706 INFO L85 PathProgramCache]: Analyzing trace with hash -435631396, now seen corresponding path program 1 times [2023-11-17 22:47:49,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 22:47:49,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319707489] [2023-11-17 22:47:49,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:47:49,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 22:47:49,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:47:50,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:47:50,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 22:47:50,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319707489] [2023-11-17 22:47:50,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319707489] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 22:47:50,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 22:47:50,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-17 22:47:50,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760338516] [2023-11-17 22:47:50,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 22:47:50,085 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-17 22:47:50,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 22:47:50,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-17 22:47:50,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-17 22:47:50,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:50,122 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 22:47:50,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 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) [2023-11-17 22:47:50,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:50,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:50,152 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-17 22:47:50,152 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-17 22:47:50,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 22:47:50,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1473799966, now seen corresponding path program 1 times [2023-11-17 22:47:50,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 22:47:50,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548403559] [2023-11-17 22:47:50,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:47:50,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 22:47:50,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:47:50,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:47:50,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 22:47:50,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548403559] [2023-11-17 22:47:50,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548403559] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 22:47:50,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 22:47:50,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-17 22:47:50,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191085652] [2023-11-17 22:47:50,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 22:47:50,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-17 22:47:50,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 22:47:50,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-17 22:47:50,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-17 22:47:50,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:50,361 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 22:47:50,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 21.5) internal successors, (43), 3 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) [2023-11-17 22:47:50,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:50,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:50,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:50,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:50,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-17 22:47:50,503 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr2ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-17 22:47:50,506 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 22:47:50,507 INFO L85 PathProgramCache]: Analyzing trace with hash -525146425, now seen corresponding path program 1 times [2023-11-17 22:47:50,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 22:47:50,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579614640] [2023-11-17 22:47:50,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:47:50,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 22:47:50,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:47:50,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:47:50,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 22:47:50,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579614640] [2023-11-17 22:47:50,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579614640] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 22:47:50,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 22:47:50,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-17 22:47:50,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537331938] [2023-11-17 22:47:50,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 22:47:50,662 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-17 22:47:50,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 22:47:50,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-17 22:47:50,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-17 22:47:50,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:50,665 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 22:47:50,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 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) [2023-11-17 22:47:50,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:50,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:50,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:50,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:50,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:50,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:50,735 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-17 22:47:50,735 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting threadErr3ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-17 22:47:50,736 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 22:47:50,736 INFO L85 PathProgramCache]: Analyzing trace with hash -329336438, now seen corresponding path program 1 times [2023-11-17 22:47:50,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 22:47:50,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101809666] [2023-11-17 22:47:50,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:47:50,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 22:47:50,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:47:50,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:47:50,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 22:47:50,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101809666] [2023-11-17 22:47:50,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101809666] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 22:47:50,911 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 22:47:50,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-17 22:47:50,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725427840] [2023-11-17 22:47:50,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 22:47:50,913 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-17 22:47:50,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 22:47:50,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-17 22:47:50,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-17 22:47:50,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:50,916 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 22:47:50,916 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 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) [2023-11-17 22:47:50,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:50,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:50,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:50,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:51,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:51,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:51,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:51,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:51,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-17 22:47:51,100 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-17 22:47:51,101 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 22:47:51,101 INFO L85 PathProgramCache]: Analyzing trace with hash 19145865, now seen corresponding path program 1 times [2023-11-17 22:47:51,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 22:47:51,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219728513] [2023-11-17 22:47:51,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:47:51,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 22:47:51,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:47:52,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:47:52,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 22:47:52,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219728513] [2023-11-17 22:47:52,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219728513] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 22:47:52,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 22:47:52,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-17 22:47:52,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505523905] [2023-11-17 22:47:52,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 22:47:52,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-17 22:47:52,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 22:47:52,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-17 22:47:52,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-17 22:47:52,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:52,217 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 22:47:52,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.8) internal successors, (64), 6 states have internal predecessors, (64), 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) [2023-11-17 22:47:52,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:52,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:52,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:52,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:52,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:52,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:52,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:52,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:52,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:52,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 22:47:52,477 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-17 22:47:52,478 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-17 22:47:52,478 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 22:47:52,478 INFO L85 PathProgramCache]: Analyzing trace with hash 1226588475, now seen corresponding path program 1 times [2023-11-17 22:47:52,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 22:47:52,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777483242] [2023-11-17 22:47:52,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:47:52,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 22:47:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:47:53,495 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:47:53,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 22:47:53,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777483242] [2023-11-17 22:47:53,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777483242] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 22:47:53,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 22:47:53,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-17 22:47:53,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319173102] [2023-11-17 22:47:53,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 22:47:53,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-17 22:47:53,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 22:47:53,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-17 22:47:53,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2023-11-17 22:47:53,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:53,501 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 22:47:53,501 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 8.333333333333334) internal successors, (75), 10 states have internal predecessors, (75), 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) [2023-11-17 22:47:53,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:53,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:53,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:53,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:53,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 22:47:53,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:54,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 22:47:54,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-17 22:47:54,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-17 22:47:54,102 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-17 22:47:54,102 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 22:47:54,103 INFO L85 PathProgramCache]: Analyzing trace with hash -1927825461, now seen corresponding path program 1 times [2023-11-17 22:47:54,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 22:47:54,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337519672] [2023-11-17 22:47:54,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:47:54,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 22:47:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:47:55,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:47:55,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 22:47:55,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337519672] [2023-11-17 22:47:55,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337519672] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 22:47:55,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [453119131] [2023-11-17 22:47:55,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:47:55,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 22:47:55,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 [2023-11-17 22:47:55,957 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 22:47:55,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-17 22:47:56,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:47:56,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-17 22:47:56,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 22:47:56,237 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 [2023-11-17 22:47:56,357 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-11-17 22:47:56,358 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 [2023-11-17 22:47:56,706 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2023-11-17 22:47:56,707 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 [2023-11-17 22:47:56,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:47:56,968 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 [2023-11-17 22:47:57,005 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 [2023-11-17 22:47:57,078 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 28 treesize of output 27 [2023-11-17 22:47:57,174 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 22:47:57,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 42 [2023-11-17 22:47:57,284 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 22:47:57,285 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 57 [2023-11-17 22:47:57,763 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 [2023-11-17 22:47:57,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:47:57,872 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 [2023-11-17 22:47:57,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:47:57,926 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 [2023-11-17 22:47:57,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:47:57,985 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 [2023-11-17 22:47:58,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:47:58,032 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 [2023-11-17 22:47:58,111 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 56 treesize of output 45 [2023-11-17 22:47:58,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:47:58,128 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-17 22:47:58,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [453119131] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 22:47:58,132 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-17 22:47:58,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [15] total 26 [2023-11-17 22:47:58,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495002020] [2023-11-17 22:47:58,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 22:47:58,139 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-17 22:47:58,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 22:47:58,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-17 22:47:58,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=589, Unknown=0, NotChecked=0, Total=702 [2023-11-17 22:47:58,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:58,150 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 22:47:58,151 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 5.857142857142857) internal successors, (82), 15 states have internal predecessors, (82), 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) [2023-11-17 22:47:58,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:58,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:58,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:58,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:58,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 22:47:58,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-17 22:47:58,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:59,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:47:59,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:59,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:59,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:47:59,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 22:47:59,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-17 22:47:59,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 22:47:59,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-17 22:47:59,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 22:47:59,939 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-17 22:47:59,940 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 22:47:59,940 INFO L85 PathProgramCache]: Analyzing trace with hash 2080516177, now seen corresponding path program 2 times [2023-11-17 22:47:59,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 22:47:59,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277172076] [2023-11-17 22:47:59,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:47:59,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 22:47:59,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:48:01,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:48:01,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 22:48:01,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277172076] [2023-11-17 22:48:01,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277172076] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 22:48:01,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1724739230] [2023-11-17 22:48:01,500 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-17 22:48:01,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 22:48:01,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 [2023-11-17 22:48:01,504 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 22:48:01,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-17 22:48:01,684 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-17 22:48:01,685 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-17 22:48:01,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 59 conjunts are in the unsatisfiable core [2023-11-17 22:48:01,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 22:48:02,008 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 [2023-11-17 22:48:02,242 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-11-17 22:48:02,243 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 [2023-11-17 22:48:03,016 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2023-11-17 22:48:03,017 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 [2023-11-17 22:48:03,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:48:03,032 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 [2023-11-17 22:48:03,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:48:03,708 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 [2023-11-17 22:48:03,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:48:03,727 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 [2023-11-17 22:48:03,784 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 [2023-11-17 22:48:03,921 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 19 treesize of output 18 [2023-11-17 22:48:04,061 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 [2023-11-17 22:48:04,919 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 [2023-11-17 22:48:04,947 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 [2023-11-17 22:48:05,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:48:05,060 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 30 treesize of output 21 [2023-11-17 22:48:05,139 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 [2023-11-17 22:48:05,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:48:05,300 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 [2023-11-17 22:48:05,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:48:05,355 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 [2023-11-17 22:48:05,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:48:05,402 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 [2023-11-17 22:48:05,600 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 44 treesize of output 41 [2023-11-17 22:48:05,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:48:05,676 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 22:48:05,971 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_ULTIMATE.start_main_#t~mem16#1.offset| (* |c_ULTIMATE.start_main_~i~1#1| 4))) (.cse2 (* c_threadThread1of1ForFork0_~j~0 4))) (and (forall ((v_ArrVal_357 Int) (v_ArrVal_355 (Array Int Int))) (= (select (select (let ((.cse0 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_355))) (store .cse0 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse0 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_357))) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse2)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_357 Int) (v_ArrVal_355 (Array Int Int))) (= (select (select (let ((.cse3 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_355))) (store .cse3 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse3 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_357))) c_~datas~0.base) (+ c_~datas~0.offset .cse2 1)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_357 Int) (v_ArrVal_355 (Array Int Int))) (= (select (select (let ((.cse4 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_355))) (store .cse4 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse4 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_357))) c_~datas~0.base) (+ c_~datas~0.offset .cse2)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_357 Int) (v_ArrVal_355 (Array Int Int))) (= (select (select (let ((.cse5 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_355))) (store .cse5 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse5 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_357))) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse2)) |c_threadThread1of1ForFork0_#t~nondet6|)))) is different from false [2023-11-17 22:48:06,072 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse7 (+ c_~datas~0.offset 3 .cse3))) (let ((.cse1 (+ |c_ULTIMATE.start_main_#t~mem16#1.offset| (* |c_ULTIMATE.start_main_~i~1#1| 4))) (.cse2 (store |c_#race| c_~datas~0.base (store (select |c_#race| c_~datas~0.base) .cse7 |c_threadThread1of1ForFork0_#t~nondet6|)))) (and (forall ((v_ArrVal_357 Int) (v_ArrVal_355 (Array Int Int))) (= (select (select (let ((.cse0 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_355))) (store .cse0 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse0 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_357))) c_~datas~0.base) (+ c_~datas~0.offset .cse3)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_357 Int) (v_ArrVal_355 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (select (select (let ((.cse4 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_355))) (store .cse4 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse4 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_357))) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse3)))) (forall ((v_ArrVal_357 Int) (v_ArrVal_355 (Array Int Int))) (= (select (select (let ((.cse5 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_355))) (store .cse5 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse5 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_357))) c_~datas~0.base) (+ c_~datas~0.offset .cse3 1)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_357 Int) (v_ArrVal_355 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (select (select (let ((.cse6 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_355))) (store .cse6 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse6 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_357))) c_~datas~0.base) .cse7))))))) is different from false [2023-11-17 22:48:06,134 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse1 (+ |c_ULTIMATE.start_main_#t~mem16#1.offset| (* |c_ULTIMATE.start_main_~i~1#1| 4))) (.cse2 (+ c_~datas~0.offset 3 .cse3))) (and (forall ((v_ArrVal_357 Int) (v_ArrVal_350 (Array Int Int)) (v_ArrVal_355 (Array Int 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_350) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_355))) (store .cse0 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse0 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_357))) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse3)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_357 Int) (v_ArrVal_350 (Array Int Int)) (v_ArrVal_355 (Array Int 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_350) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_355))) (store .cse4 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse4 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_357))) c_~datas~0.base) .cse2) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_357 Int) (v_ArrVal_350 (Array Int Int)) (v_ArrVal_355 (Array Int 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_350) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_355))) (store .cse5 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse5 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_357))) c_~datas~0.base) (+ c_~datas~0.offset .cse3)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_357 Int) (v_ArrVal_350 (Array Int Int)) (v_ArrVal_355 (Array Int 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_350) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_355))) (store .cse6 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse6 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_357))) c_~datas~0.base) (+ c_~datas~0.offset .cse3 1)) |c_threadThread1of1ForFork0_#t~nondet6|))))) is different from false [2023-11-17 22:48:06,234 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse5 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse3 (* |c_ULTIMATE.start_main_~i~1#1| 4)) (.cse4 (+ c_~datas~0.offset 3 .cse5)) (.cse0 (select (select |c_#memory_$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~mem16#1.offset_12| Int)) (or (< .cse0 |v_ULTIMATE.start_main_#t~mem16#1.offset_12|) (forall ((v_ArrVal_357 Int) (v_ArrVal_350 (Array Int Int)) (v_ArrVal_355 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (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_350) c_~datas~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_355))) (store .cse1 .cse2 (store (select .cse1 .cse2) (+ |v_ULTIMATE.start_main_#t~mem16#1.offset_12| .cse3) v_ArrVal_357))) c_~datas~0.base) (+ c_~datas~0.offset .cse5)))))) (forall ((|v_ULTIMATE.start_main_#t~mem16#1.offset_12| Int)) (or (< .cse0 |v_ULTIMATE.start_main_#t~mem16#1.offset_12|) (forall ((v_ArrVal_357 Int) (v_ArrVal_350 (Array Int Int)) (v_ArrVal_355 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (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_350) c_~datas~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_355))) (store .cse6 .cse2 (store (select .cse6 .cse2) (+ |v_ULTIMATE.start_main_#t~mem16#1.offset_12| .cse3) v_ArrVal_357))) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse5)))))) (forall ((|v_ULTIMATE.start_main_#t~mem16#1.offset_12| Int)) (or (< .cse0 |v_ULTIMATE.start_main_#t~mem16#1.offset_12|) (forall ((v_ArrVal_357 Int) (v_ArrVal_350 (Array Int Int)) (v_ArrVal_355 (Array Int 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_350) c_~datas~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_355))) (store .cse7 .cse2 (store (select .cse7 .cse2) (+ |v_ULTIMATE.start_main_#t~mem16#1.offset_12| .cse3) v_ArrVal_357))) c_~datas~0.base) .cse4) |c_threadThread1of1ForFork0_#t~nondet6|)))) (forall ((|v_ULTIMATE.start_main_#t~mem16#1.offset_12| Int)) (or (forall ((v_ArrVal_357 Int) (v_ArrVal_350 (Array Int Int)) (v_ArrVal_355 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (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_350) c_~datas~0.base) .cse4 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_355))) (store .cse8 .cse2 (store (select .cse8 .cse2) (+ |v_ULTIMATE.start_main_#t~mem16#1.offset_12| .cse3) v_ArrVal_357))) c_~datas~0.base) (+ c_~datas~0.offset .cse5 1)))) (< .cse0 |v_ULTIMATE.start_main_#t~mem16#1.offset_12|)))))) is different from false [2023-11-17 22:48:08,956 INFO L349 Elim1Store]: treesize reduction 41, result has 59.8 percent of original size [2023-11-17 22:48:08,957 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 962 treesize of output 886 [2023-11-17 22:48:09,009 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 22:48:09,010 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 421 treesize of output 391 [2023-11-17 22:48:09,079 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 267 treesize of output 239 [2023-11-17 22:48:09,358 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-17 22:48:09,404 INFO L349 Elim1Store]: treesize reduction 68, result has 33.3 percent of original size [2023-11-17 22:48:09,405 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 796 treesize of output 537 [2023-11-17 22:48:09,436 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 97 treesize of output 91 [2023-11-17 22:48:09,443 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-17 22:48:09,448 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 232 treesize of output 206 [2023-11-17 22:48:09,500 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-17 22:48:09,515 INFO L349 Elim1Store]: treesize reduction 101, result has 1.0 percent of original size [2023-11-17 22:48:09,516 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 812 treesize of output 1 [2023-11-17 22:48:09,524 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-17 22:48:09,539 INFO L349 Elim1Store]: treesize reduction 101, result has 1.0 percent of original size [2023-11-17 22:48:09,539 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 812 treesize of output 1 [2023-11-17 22:48:11,629 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 79 treesize of output 71 [2023-11-17 22:48:11,637 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 108 treesize of output 92 [2023-11-17 22:48:11,648 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 83 treesize of output 79 [2023-11-17 22:48:11,662 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 79 treesize of output 77 [2023-11-17 22:48:12,007 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-17 22:48:12,008 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 34 treesize of output 39 [2023-11-17 22:48:12,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:48:12,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1724739230] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-17 22:48:12,119 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-17 22:48:12,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 21, 19] total 52 [2023-11-17 22:48:12,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273097173] [2023-11-17 22:48:12,120 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-17 22:48:12,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2023-11-17 22:48:12,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 22:48:12,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2023-11-17 22:48:12,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=263, Invalid=2083, Unknown=22, NotChecked=388, Total=2756 [2023-11-17 22:48:12,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:48:12,128 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 22:48:12,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 52 states have (on average 4.346153846153846) internal successors, (226), 53 states have internal predecessors, (226), 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) [2023-11-17 22:48:12,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:48:12,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:48:12,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:48:12,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:48:12,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 22:48:12,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-17 22:48:12,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 22:48:12,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:48:21,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:48:21,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:48:21,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:48:21,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 22:48:21,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 22:48:21,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-17 22:48:21,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-11-17 22:48:21,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-11-17 22:48:21,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-17 22:48:21,516 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 22:48:21,516 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-17 22:48:21,517 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 22:48:21,517 INFO L85 PathProgramCache]: Analyzing trace with hash -491106549, now seen corresponding path program 3 times [2023-11-17 22:48:21,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 22:48:21,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939247107] [2023-11-17 22:48:21,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:48:21,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 22:48:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:48:22,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:48:22,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 22:48:22,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939247107] [2023-11-17 22:48:22,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939247107] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-17 22:48:22,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [552120133] [2023-11-17 22:48:22,925 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-17 22:48:22,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-17 22:48:22,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 [2023-11-17 22:48:22,931 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-17 22:48:22,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e56da0-4123-46df-9289-3127b2c95c8e/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-17 22:48:23,116 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-17 22:48:23,116 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-17 22:48:23,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 62 conjunts are in the unsatisfiable core [2023-11-17 22:48:23,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-17 22:48:23,427 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 [2023-11-17 22:48:23,646 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-11-17 22:48:23,646 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 [2023-11-17 22:48:24,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:48:24,403 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 [2023-11-17 22:48:24,423 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2023-11-17 22:48:24,424 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 [2023-11-17 22:48:25,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:48:25,046 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 [2023-11-17 22:48:25,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:48:25,061 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 [2023-11-17 22:48:25,115 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 [2023-11-17 22:48:25,219 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 [2023-11-17 22:48:25,906 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 [2023-11-17 22:48:25,920 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 [2023-11-17 22:48:26,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:48:26,022 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 [2023-11-17 22:48:26,079 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 [2023-11-17 22:48:26,214 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 [2023-11-17 22:48:26,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:48:26,340 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 [2023-11-17 22:48:26,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:48:26,399 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 [2023-11-17 22:48:26,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-17 22:48:26,434 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 [2023-11-17 22:48:26,594 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 44 treesize of output 41 [2023-11-17 22:48:26,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:48:26,664 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-17 22:48:26,885 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_ULTIMATE.start_main_#t~mem16#1.offset| (* |c_ULTIMATE.start_main_~i~1#1| 4))) (.cse2 (* c_threadThread1of1ForFork0_~j~0 4))) (and (forall ((v_ArrVal_461 Int) (v_ArrVal_460 (Array Int Int))) (= (select (select (let ((.cse0 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_460))) (store .cse0 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse0 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_461))) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse2)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_461 Int) (v_ArrVal_460 (Array Int Int))) (= (select (select (let ((.cse3 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_460))) (store .cse3 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse3 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_461))) c_~datas~0.base) (+ c_~datas~0.offset .cse2 1)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_461 Int) (v_ArrVal_460 (Array Int Int))) (= (select (select (let ((.cse4 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_460))) (store .cse4 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse4 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_461))) c_~datas~0.base) (+ c_~datas~0.offset .cse2)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_461 Int) (v_ArrVal_460 (Array Int Int))) (= (select (select (let ((.cse5 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_460))) (store .cse5 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse5 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_461))) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse2)) |c_threadThread1of1ForFork0_#t~nondet6|)))) is different from false [2023-11-17 22:48:27,990 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse6 (+ c_~datas~0.offset 2 .cse3)) (.cse8 (+ c_~datas~0.offset 3 .cse3))) (let ((.cse1 (+ |c_ULTIMATE.start_main_#t~mem16#1.offset| (* |c_ULTIMATE.start_main_~i~1#1| 4))) (.cse2 (store |c_#race| c_~datas~0.base (store (store (select |c_#race| c_~datas~0.base) .cse6 |c_threadThread1of1ForFork0_#t~nondet6|) .cse8 |c_threadThread1of1ForFork0_#t~nondet6|)))) (and (forall ((v_ArrVal_461 Int) (v_ArrVal_460 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (select (select (let ((.cse0 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_460))) (store .cse0 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse0 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_461))) c_~datas~0.base) (+ c_~datas~0.offset .cse3 1)))) (forall ((v_ArrVal_461 Int) (v_ArrVal_460 (Array Int Int))) (= (select (select (let ((.cse4 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_460))) (store .cse4 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse4 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_461))) c_~datas~0.base) (+ c_~datas~0.offset .cse3)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_461 Int) (v_ArrVal_460 (Array Int Int))) (= (select (select (let ((.cse5 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_460))) (store .cse5 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse5 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_461))) c_~datas~0.base) .cse6) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_461 Int) (v_ArrVal_460 (Array Int Int))) (= (select (select (let ((.cse7 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_460))) (store .cse7 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse7 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_461))) c_~datas~0.base) .cse8) |c_threadThread1of1ForFork0_#t~nondet6|)))))) is different from false [2023-11-17 22:48:28,073 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse4 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse1 (+ |c_ULTIMATE.start_main_#t~mem16#1.offset| (* |c_ULTIMATE.start_main_~i~1#1| 4))) (.cse3 (+ c_~datas~0.offset 3 .cse4)) (.cse2 (+ c_~datas~0.offset 2 .cse4))) (and (forall ((v_ArrVal_461 Int) (v_ArrVal_460 (Array Int Int)) (v_ArrVal_453 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (select (select (let ((.cse0 (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_453) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet6|) .cse3 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_460))) (store .cse0 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse0 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_461))) c_~datas~0.base) (+ c_~datas~0.offset .cse4)))) (forall ((v_ArrVal_461 Int) (v_ArrVal_460 (Array Int Int)) (v_ArrVal_453 (Array Int Int))) (= (select (select (let ((.cse5 (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_453) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet6|) .cse3 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_460))) (store .cse5 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse5 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_461))) c_~datas~0.base) (+ c_~datas~0.offset .cse4 1)) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_461 Int) (v_ArrVal_460 (Array Int Int)) (v_ArrVal_453 (Array Int Int))) (= (select (select (let ((.cse6 (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_453) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet6|) .cse3 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_460))) (store .cse6 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse6 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_461))) c_~datas~0.base) .cse3) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_461 Int) (v_ArrVal_460 (Array Int Int)) (v_ArrVal_453 (Array Int Int))) (= (select (select (let ((.cse7 (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_453) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet6|) .cse3 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_460))) (store .cse7 |c_ULTIMATE.start_main_#t~mem16#1.base| (store (select .cse7 |c_ULTIMATE.start_main_#t~mem16#1.base|) .cse1 v_ArrVal_461))) c_~datas~0.base) .cse2) |c_threadThread1of1ForFork0_#t~nondet6|))))) is different from false [2023-11-17 22:48:28,184 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse5 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse2 (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|) (* |c_ULTIMATE.start_main_~i~1#1| 4))) (.cse3 (+ c_~datas~0.offset 2 .cse5)) (.cse4 (+ c_~datas~0.offset 3 .cse5))) (and (forall ((v_ArrVal_461 Int) (v_ArrVal_460 (Array Int Int)) (v_ArrVal_453 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (select (select (let ((.cse0 (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_453) c_~datas~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet6|) .cse4 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_460))) (store .cse0 .cse1 (store (select .cse0 .cse1) .cse2 v_ArrVal_461))) c_~datas~0.base) (+ c_~datas~0.offset .cse5)))) (forall ((v_ArrVal_461 Int) (v_ArrVal_460 (Array Int Int)) (v_ArrVal_453 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet6| (select (select (let ((.cse6 (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_453) c_~datas~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet6|) .cse4 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_460))) (store .cse6 .cse1 (store (select .cse6 .cse1) .cse2 v_ArrVal_461))) c_~datas~0.base) .cse3))) (forall ((v_ArrVal_461 Int) (v_ArrVal_460 (Array Int Int)) (v_ArrVal_453 (Array Int Int))) (= (select (select (let ((.cse7 (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_453) c_~datas~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet6|) .cse4 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_460))) (store .cse7 .cse1 (store (select .cse7 .cse1) .cse2 v_ArrVal_461))) c_~datas~0.base) .cse4) |c_threadThread1of1ForFork0_#t~nondet6|)) (forall ((v_ArrVal_461 Int) (v_ArrVal_460 (Array Int Int)) (v_ArrVal_453 (Array Int Int))) (= (select (select (let ((.cse8 (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_453) c_~datas~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet6|) .cse4 |c_threadThread1of1ForFork0_#t~nondet6|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_460))) (store .cse8 .cse1 (store (select .cse8 .cse1) .cse2 v_ArrVal_461))) c_~datas~0.base) (+ c_~datas~0.offset .cse5 1)) |c_threadThread1of1ForFork0_#t~nondet6|))))) is different from false