./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-race-challenges/per-thread-index-inc-race-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/per-thread-index-inc-race-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S --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 729ea5b7f047316231f562bf88a66f84bb913811f2b458cb706ab3ed78d2b3a0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:08:42,188 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:08:42,297 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2023-11-24 22:08:42,306 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:08:42,306 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 22:08:42,332 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:08:42,332 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 22:08:42,333 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 22:08:42,334 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:08:42,335 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 22:08:42,336 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:08:42,336 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:08:42,337 INFO L153 SettingsManager]: * Use SBE=true [2023-11-24 22:08:42,338 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:08:42,338 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:08:42,339 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:08:42,339 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:08:42,340 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:08:42,341 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:08:42,341 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:08:42,342 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:08:42,343 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:08:42,344 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-24 22:08:42,344 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:08:42,345 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:08:42,345 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:08:42,346 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:08:42,347 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:08:42,347 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 22:08:42,353 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-24 22:08:42,354 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 22:08:42,355 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 22:08:42,355 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:08:42,356 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:08:42,356 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:08:42,357 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-24 22:08:42,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:08:42,357 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 22:08:42,358 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-24 22:08:42,358 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-24 22:08:42,359 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:08:42,361 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-24 22:08:42,362 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-24 22:08:42,362 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_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 729ea5b7f047316231f562bf88a66f84bb913811f2b458cb706ab3ed78d2b3a0 [2023-11-24 22:08:42,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:08:42,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:08:42,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:08:42,691 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:08:42,692 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:08:42,693 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/../../sv-benchmarks/c/pthread-race-challenges/per-thread-index-inc-race-2.i [2023-11-24 22:08:45,926 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:08:46,242 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:08:46,242 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/sv-benchmarks/c/pthread-race-challenges/per-thread-index-inc-race-2.i [2023-11-24 22:08:46,264 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/data/20fa848bd/fa6a4fc24e7d4e29a2639c6c990f9652/FLAG4500c54d2 [2023-11-24 22:08:46,280 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/data/20fa848bd/fa6a4fc24e7d4e29a2639c6c990f9652 [2023-11-24 22:08:46,283 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:08:46,285 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:08:46,287 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:08:46,287 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:08:46,297 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:08:46,301 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:08:46" (1/1) ... [2023-11-24 22:08:46,302 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c1ce899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:46, skipping insertion in model container [2023-11-24 22:08:46,302 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:08:46" (1/1) ... [2023-11-24 22:08:46,386 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:08:46,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:08:46,967 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:08:47,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:08:47,158 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:08:47,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:47 WrapperNode [2023-11-24 22:08:47,160 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:08:47,161 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:08:47,162 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:08:47,162 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:08:47,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:47" (1/1) ... [2023-11-24 22:08:47,205 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:47" (1/1) ... [2023-11-24 22:08:47,248 INFO L138 Inliner]: procedures = 281, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 95 [2023-11-24 22:08:47,249 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:08:47,249 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:08:47,250 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:08:47,250 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:08:47,263 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:47" (1/1) ... [2023-11-24 22:08:47,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:47" (1/1) ... [2023-11-24 22:08:47,275 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:47" (1/1) ... [2023-11-24 22:08:47,276 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:47" (1/1) ... [2023-11-24 22:08:47,289 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:47" (1/1) ... [2023-11-24 22:08:47,293 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:47" (1/1) ... [2023-11-24 22:08:47,296 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:47" (1/1) ... [2023-11-24 22:08:47,298 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:47" (1/1) ... [2023-11-24 22:08:47,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:08:47,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:08:47,304 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:08:47,304 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:08:47,305 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:47" (1/1) ... [2023-11-24 22:08:47,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 22:08:47,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 [2023-11-24 22:08:47,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 22:08:47,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 22:08:47,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:08:47,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:08:47,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:08:47,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:08:47,413 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 22:08:47,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:08:47,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:08:47,413 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 22:08:47,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:08:47,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:08:47,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:08:47,414 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-11-24 22:08:47,414 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-11-24 22:08:47,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:08:47,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:08:47,416 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:08:47,569 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:08:47,571 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:08:47,880 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:08:47,903 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:08:47,903 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:08:47,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:08:47 BoogieIcfgContainer [2023-11-24 22:08:47,905 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:08:47,908 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 22:08:47,908 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 22:08:47,911 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 22:08:47,911 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 10:08:46" (1/3) ... [2023-11-24 22:08:47,912 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c2196b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 10:08:47, skipping insertion in model container [2023-11-24 22:08:47,912 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:47" (2/3) ... [2023-11-24 22:08:47,913 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c2196b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 10:08:47, skipping insertion in model container [2023-11-24 22:08:47,913 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:08:47" (3/3) ... [2023-11-24 22:08:47,914 INFO L112 eAbstractionObserver]: Analyzing ICFG per-thread-index-inc-race-2.i [2023-11-24 22:08:47,924 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-24 22:08:47,936 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 22:08:47,936 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2023-11-24 22:08:47,936 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-24 22:08:48,015 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-11-24 22:08:48,062 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 22:08:48,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-24 22:08:48,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 [2023-11-24 22:08:48,064 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-24 22:08:48,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-11-24 22:08:48,122 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-24 22:08:48,136 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == threadThread1of1ForFork0 ======== [2023-11-24 22:08:48,143 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;@437a526, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 22:08:48,144 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2023-11-24 22:08:48,486 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-24 22:08:48,492 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:08:48,493 INFO L85 PathProgramCache]: Analyzing trace with hash 2066601285, now seen corresponding path program 1 times [2023-11-24 22:08:48,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-24 22:08:48,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189878247] [2023-11-24 22:08:48,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 22:08:48,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:08:48,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:08:48,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:08:48,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-24 22:08:48,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189878247] [2023-11-24 22:08:48,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189878247] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 22:08:48,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 22:08:48,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 22:08:48,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086398460] [2023-11-24 22:08:48,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 22:08:48,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 22:08:48,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-24 22:08:48,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 22:08:48,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 22:08:48,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:48,810 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-24 22:08:48,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 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) [2023-11-24 22:08:48,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:48,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:48,839 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 22:08:48,840 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-24 22:08:48,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:08:48,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1742492828, now seen corresponding path program 1 times [2023-11-24 22:08:48,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-24 22:08:48,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863704772] [2023-11-24 22:08:48,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 22:08:48,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:08:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:08:49,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:08:49,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-24 22:08:49,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863704772] [2023-11-24 22:08:49,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863704772] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 22:08:49,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 22:08:49,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 22:08:49,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15287135] [2023-11-24 22:08:49,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 22:08:49,052 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 22:08:49,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-24 22:08:49,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 22:08:49,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 22:08:49,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:49,056 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-24 22:08:49,056 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 26.0) internal successors, (52), 3 states have internal predecessors, (52), 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) [2023-11-24 22:08:49,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:49,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:49,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:49,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:49,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-24 22:08:49,174 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr2ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-24 22:08:49,175 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:08:49,175 INFO L85 PathProgramCache]: Analyzing trace with hash 9922377, now seen corresponding path program 1 times [2023-11-24 22:08:49,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-24 22:08:49,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722541109] [2023-11-24 22:08:49,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 22:08:49,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:08:49,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:08:49,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:08:49,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-24 22:08:49,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722541109] [2023-11-24 22:08:49,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722541109] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 22:08:49,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 22:08:49,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 22:08:49,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090025587] [2023-11-24 22:08:49,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 22:08:49,345 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 22:08:49,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-24 22:08:49,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 22:08:49,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 22:08:49,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:49,351 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-24 22:08:49,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 30.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2023-11-24 22:08:49,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:49,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:49,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:49,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:49,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:49,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:49,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-24 22:08:49,427 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting threadErr3ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-24 22:08:49,428 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:08:49,428 INFO L85 PathProgramCache]: Analyzing trace with hash 661800941, now seen corresponding path program 1 times [2023-11-24 22:08:49,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-24 22:08:49,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166897201] [2023-11-24 22:08:49,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 22:08:49,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:08:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:08:49,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:08:49,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-24 22:08:49,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166897201] [2023-11-24 22:08:49,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166897201] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 22:08:49,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 22:08:49,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 22:08:49,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49091900] [2023-11-24 22:08:49,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 22:08:49,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 22:08:49,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-24 22:08:49,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 22:08:49,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 22:08:49,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:49,533 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-24 22:08:49,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 33.0) internal successors, (66), 3 states have internal predecessors, (66), 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) [2023-11-24 22:08:49,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:49,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:49,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:49,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:49,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:49,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:49,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:49,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:49,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-24 22:08:49,652 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-24 22:08:49,652 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:08:49,653 INFO L85 PathProgramCache]: Analyzing trace with hash -2145549144, now seen corresponding path program 1 times [2023-11-24 22:08:49,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-24 22:08:49,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18859694] [2023-11-24 22:08:49,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 22:08:49,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:08:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:08:50,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:08:50,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-24 22:08:50,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18859694] [2023-11-24 22:08:50,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18859694] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 22:08:50,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 22:08:50,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 22:08:50,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106907740] [2023-11-24 22:08:50,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 22:08:50,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-24 22:08:50,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-24 22:08:50,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-24 22:08:50,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-24 22:08:50,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:50,540 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-24 22:08:50,540 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.0) internal successors, (75), 6 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) [2023-11-24 22:08:50,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:50,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:50,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:50,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:50,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:50,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:50,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:50,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:50,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:50,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-24 22:08:50,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-24 22:08:50,736 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-24 22:08:50,737 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:08:50,737 INFO L85 PathProgramCache]: Analyzing trace with hash -1185942252, now seen corresponding path program 1 times [2023-11-24 22:08:50,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-24 22:08:50,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419783668] [2023-11-24 22:08:50,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 22:08:50,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:08:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:08:51,772 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:08:51,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-24 22:08:51,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419783668] [2023-11-24 22:08:51,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419783668] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 22:08:51,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 22:08:51,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-24 22:08:51,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988622431] [2023-11-24 22:08:51,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 22:08:51,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-24 22:08:51,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-24 22:08:51,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-24 22:08:51,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2023-11-24 22:08:51,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:51,778 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-24 22:08:51,778 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 9.555555555555555) internal successors, (86), 10 states have internal predecessors, (86), 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) [2023-11-24 22:08:51,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:51,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:51,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:51,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:51,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-24 22:08:51,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:52,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:52,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:52,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:52,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:52,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-24 22:08:52,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-24 22:08:52,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-24 22:08:52,371 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-24 22:08:52,372 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:08:52,373 INFO L85 PathProgramCache]: Analyzing trace with hash -1913256608, now seen corresponding path program 1 times [2023-11-24 22:08:52,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-24 22:08:52,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629787135] [2023-11-24 22:08:52,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 22:08:52,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:08:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:08:54,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:08:54,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-24 22:08:54,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629787135] [2023-11-24 22:08:54,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629787135] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 22:08:54,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1146343413] [2023-11-24 22:08:54,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 22:08:54,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 22:08:54,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 [2023-11-24 22:08:54,171 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 22:08:54,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-24 22:08:54,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:08:54,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-24 22:08:54,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:08:54,422 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 [2023-11-24 22:08:54,539 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-11-24 22:08:54,539 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 [2023-11-24 22:08:54,877 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2023-11-24 22:08:54,878 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 [2023-11-24 22:08:55,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:08:55,127 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 [2023-11-24 22:08:55,160 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 [2023-11-24 22:08:55,238 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 [2023-11-24 22:08:55,372 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:08:55,373 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 [2023-11-24 22:08:55,478 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:08:55,478 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 [2023-11-24 22:08:55,907 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 [2023-11-24 22:08:56,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:08:56,016 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 [2023-11-24 22:08:56,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:08:56,069 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 [2023-11-24 22:08:56,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:08:56,117 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 [2023-11-24 22:08:56,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:08:56,159 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 [2023-11-24 22:08:56,235 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 [2023-11-24 22:08:56,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:08:56,250 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 22:08:56,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1146343413] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 22:08:56,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-24 22:08:56,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [15] total 26 [2023-11-24 22:08:56,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685810871] [2023-11-24 22:08:56,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 22:08:56,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-24 22:08:56,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-24 22:08:56,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-24 22:08:56,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=589, Unknown=0, NotChecked=0, Total=702 [2023-11-24 22:08:56,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:56,255 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-24 22:08:56,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 6.642857142857143) internal successors, (93), 15 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-24 22:08:56,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:56,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:56,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:56,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:56,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-24 22:08:56,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-24 22:08:56,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:57,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:08:57,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:57,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:57,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:08:57,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-24 22:08:57,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-24 22:08:57,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-24 22:08:57,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-24 22:08:57,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 22:08:57,905 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-24 22:08:57,905 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:08:57,905 INFO L85 PathProgramCache]: Analyzing trace with hash 1456411060, now seen corresponding path program 2 times [2023-11-24 22:08:57,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-24 22:08:57,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119829469] [2023-11-24 22:08:57,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 22:08:57,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:08:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:08:59,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:08:59,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-24 22:08:59,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119829469] [2023-11-24 22:08:59,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119829469] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 22:08:59,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1607093516] [2023-11-24 22:08:59,472 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-24 22:08:59,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 22:08:59,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 [2023-11-24 22:08:59,473 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 22:08:59,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-24 22:08:59,641 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-24 22:08:59,642 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-24 22:08:59,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-24 22:08:59,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:08:59,764 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 [2023-11-24 22:08:59,908 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-11-24 22:08:59,909 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 [2023-11-24 22:09:00,443 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2023-11-24 22:09:00,444 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 [2023-11-24 22:09:00,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:09:00,947 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 [2023-11-24 22:09:00,986 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 [2023-11-24 22:09:01,071 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 [2023-11-24 22:09:01,188 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 [2023-11-24 22:09:01,669 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 [2023-11-24 22:09:01,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:09:01,755 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 [2023-11-24 22:09:01,802 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 [2023-11-24 22:09:01,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:09:01,918 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 [2023-11-24 22:09:01,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:09:01,968 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 [2023-11-24 22:09:02,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:09:02,004 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 [2023-11-24 22:09:02,121 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-24 22:09:02,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:09:02,180 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 22:09:02,213 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of1ForFork0_~j~0 4))) (and (forall ((v_ArrVal_386 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_386) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)))) (forall ((v_ArrVal_386 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_386) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)))) (forall ((v_ArrVal_386 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_386) c_~datas~0.base) (+ c_~datas~0.offset .cse0)))) (forall ((v_ArrVal_386 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_386) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)) |c_threadThread1of1ForFork0_#t~nondet8|)))) is different from false [2023-11-24 22:09:02,268 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of1ForFork0_~j~0 4))) (and (forall ((v_ArrVal_386 (Array Int Int)) (v_ArrVal_385 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_385) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_386) c_~datas~0.base) (+ c_~datas~0.offset .cse0)))) (forall ((v_ArrVal_386 (Array Int Int)) (v_ArrVal_385 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_385) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_386) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)))) (forall ((v_ArrVal_386 (Array Int Int)) (v_ArrVal_385 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_385) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_386) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)))) (forall ((v_ArrVal_386 (Array Int Int)) (v_ArrVal_385 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_385) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_386) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)))))) is different from false [2023-11-24 22:09:02,328 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse2 (+ c_~datas~0.offset 3 .cse1))) (let ((.cse0 (store |c_#race| c_~datas~0.base (store (select |c_#race| c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet8|)))) (and (forall ((v_ArrVal_386 (Array Int Int)) (v_ArrVal_385 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_385) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_386) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse1)))) (forall ((v_ArrVal_386 (Array Int Int)) (v_ArrVal_385 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_385) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_386) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)))) (forall ((v_ArrVal_386 (Array Int Int)) (v_ArrVal_385 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_385) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_386) c_~datas~0.base) (+ c_~datas~0.offset .cse1)))) (forall ((v_ArrVal_386 (Array Int Int)) (v_ArrVal_385 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_385) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_386) c_~datas~0.base) .cse2))))))) is different from false [2023-11-24 22:09:02,357 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse0 (+ c_~datas~0.offset 3 .cse1))) (and (forall ((v_ArrVal_380 (Array Int Int)) (v_ArrVal_386 (Array Int Int)) (v_ArrVal_385 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_380) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_385) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_386) c_~datas~0.base) (+ c_~datas~0.offset .cse1)))) (forall ((v_ArrVal_380 (Array Int Int)) (v_ArrVal_386 (Array Int Int)) (v_ArrVal_385 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_380) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_385) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_386) c_~datas~0.base) .cse0))) (forall ((v_ArrVal_380 (Array Int Int)) (v_ArrVal_386 (Array Int Int)) (v_ArrVal_385 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_380) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_385) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_386) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse1)))) (forall ((v_ArrVal_380 (Array Int Int)) (v_ArrVal_386 (Array Int Int)) (v_ArrVal_385 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_380) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_385) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_386) c_~datas~0.base) (+ c_~datas~0.offset .cse1 1)) |c_threadThread1of1ForFork0_#t~nondet8|))))) is different from false [2023-11-24 22:09:02,387 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse0 (+ c_~datas~0.offset 3 .cse2)) (.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|))) (and (forall ((v_ArrVal_380 (Array Int Int)) (v_ArrVal_386 (Array Int Int)) (v_ArrVal_385 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_380) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_385) .cse1 v_ArrVal_386) c_~datas~0.base) .cse0))) (forall ((v_ArrVal_380 (Array Int Int)) (v_ArrVal_386 (Array Int Int)) (v_ArrVal_385 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_380) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_385) .cse1 v_ArrVal_386) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse2)))) (forall ((v_ArrVal_380 (Array Int Int)) (v_ArrVal_386 (Array Int Int)) (v_ArrVal_385 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_380) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_385) .cse1 v_ArrVal_386) c_~datas~0.base) (+ c_~datas~0.offset .cse2 1)))) (forall ((v_ArrVal_380 (Array Int Int)) (v_ArrVal_386 (Array Int Int)) (v_ArrVal_385 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store (store |c_#race| c_~datas~0.base (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_380) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_385) .cse1 v_ArrVal_386) c_~datas~0.base) (+ c_~datas~0.offset .cse2))))))) is different from false [2023-11-24 22:09:03,130 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 38 treesize of output 24 [2023-11-24 22:09:03,135 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 24 treesize of output 17 [2023-11-24 22:09:03,164 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:03,165 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:03,173 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-24 22:09:03,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 1 [2023-11-24 22:09:03,176 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:03,177 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:03,183 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-24 22:09:03,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 1 [2023-11-24 22:09:03,186 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:03,188 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:03,196 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2023-11-24 22:09:03,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 1 [2023-11-24 22:09:03,883 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 83 treesize of output 67 [2023-11-24 22:09:03,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 30 [2023-11-24 22:09:04,024 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:09:04,024 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 [2023-11-24 22:09:04,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 1 not checked. [2023-11-24 22:09:04,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1607093516] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 22:09:04,088 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-24 22:09:04,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 16, 16] total 43 [2023-11-24 22:09:04,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772216474] [2023-11-24 22:09:04,090 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-24 22:09:04,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2023-11-24 22:09:04,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-24 22:09:04,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2023-11-24 22:09:04,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=176, Invalid=1262, Unknown=64, NotChecked=390, Total=1892 [2023-11-24 22:09:04,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:09:04,097 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-24 22:09:04,098 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 43 states have (on average 5.27906976744186) internal successors, (227), 44 states have internal predecessors, (227), 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) [2023-11-24 22:09:04,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:09:04,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:09:04,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:09:04,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:09:04,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-24 22:09:04,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-24 22:09:04,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-24 22:09:04,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:09:07,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:09:07,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:09:07,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:09:07,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:09:07,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-24 22:09:07,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-24 22:09:07,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-11-24 22:09:07,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-11-24 22:09:07,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-24 22:09:07,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 22:09:07,940 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-24 22:09:07,941 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:09:07,941 INFO L85 PathProgramCache]: Analyzing trace with hash 560731744, now seen corresponding path program 3 times [2023-11-24 22:09:07,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-24 22:09:07,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2437904] [2023-11-24 22:09:07,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 22:09:07,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:09:07,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:09:09,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:09:09,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-24 22:09:09,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2437904] [2023-11-24 22:09:09,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2437904] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 22:09:09,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1271702165] [2023-11-24 22:09:09,293 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-24 22:09:09,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 22:09:09,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 [2023-11-24 22:09:09,295 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 22:09:09,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-24 22:09:09,475 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-24 22:09:09,476 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-24 22:09:09,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-24 22:09:09,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:09:09,722 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 [2023-11-24 22:09:09,899 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-11-24 22:09:09,899 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 [2023-11-24 22:09:10,458 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2023-11-24 22:09:10,459 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 [2023-11-24 22:09:11,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:09:11,016 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 [2023-11-24 22:09:11,052 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 [2023-11-24 22:09:11,150 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 [2023-11-24 22:09:11,671 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 [2023-11-24 22:09:11,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:09:11,797 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 [2023-11-24 22:09:11,831 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 [2023-11-24 22:09:11,945 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 [2023-11-24 22:09:12,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:09:12,059 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 [2023-11-24 22:09:12,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:09:12,094 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 [2023-11-24 22:09:12,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:09:12,131 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 [2023-11-24 22:09:12,267 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2023-11-24 22:09:12,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:09:12,333 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 22:09:12,361 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_threadThread1of1ForFork0_~j~0 4))) (and (forall ((v_ArrVal_495 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_495) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse0)))) (forall ((v_ArrVal_495 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_495) c_~datas~0.base) (+ c_~datas~0.offset .cse0 1)))) (forall ((v_ArrVal_495 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_495) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse0)))) (forall ((v_ArrVal_495 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store |c_#race| |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_495) c_~datas~0.base) (+ c_~datas~0.offset .cse0)))))) is different from false [2023-11-24 22:09:12,646 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse1 (+ c_~datas~0.offset 3 .cse2))) (let ((.cse0 (store |c_#race| c_~datas~0.base (store (select |c_#race| c_~datas~0.base) .cse1 |c_threadThread1of1ForFork0_#t~nondet8|)))) (and (forall ((v_ArrVal_494 (Array Int Int)) (v_ArrVal_495 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_494) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_495) c_~datas~0.base) .cse1))) (forall ((v_ArrVal_494 (Array Int Int)) (v_ArrVal_495 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_494) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_495) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse2)) |c_threadThread1of1ForFork0_#t~nondet8|)) (forall ((v_ArrVal_494 (Array Int Int)) (v_ArrVal_495 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_494) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_495) c_~datas~0.base) (+ c_~datas~0.offset .cse2 1)))) (forall ((v_ArrVal_494 (Array Int Int)) (v_ArrVal_495 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_494) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_495) c_~datas~0.base) (+ c_~datas~0.offset .cse2)))))))) is different from false [2023-11-24 22:09:12,669 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse1 (+ c_~datas~0.offset 2 .cse3)) (.cse2 (+ c_~datas~0.offset 3 .cse3))) (let ((.cse0 (store |c_#race| c_~datas~0.base (store (store (select |c_#race| c_~datas~0.base) .cse1 |c_threadThread1of1ForFork0_#t~nondet8|) .cse2 |c_threadThread1of1ForFork0_#t~nondet8|)))) (and (forall ((v_ArrVal_494 (Array Int Int)) (v_ArrVal_495 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_494) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_495) c_~datas~0.base) .cse1))) (forall ((v_ArrVal_494 (Array Int Int)) (v_ArrVal_495 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_494) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_495) c_~datas~0.base) .cse2))) (forall ((v_ArrVal_494 (Array Int Int)) (v_ArrVal_495 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_494) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_495) c_~datas~0.base) (+ c_~datas~0.offset .cse3 1)))) (forall ((v_ArrVal_494 (Array Int Int)) (v_ArrVal_495 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store .cse0 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_494) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_495) c_~datas~0.base) (+ c_~datas~0.offset .cse3)))))))) is different from false [2023-11-24 22:09:12,695 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse0 (+ c_~datas~0.offset 2 .cse2)) (.cse1 (+ c_~datas~0.offset 3 .cse2))) (and (forall ((v_ArrVal_494 (Array Int Int)) (v_ArrVal_495 (Array Int Int)) (v_ArrVal_488 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_488) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet8|) .cse1 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_494) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_495) c_~datas~0.base) (+ c_~datas~0.offset .cse2 1)))) (forall ((v_ArrVal_494 (Array Int Int)) (v_ArrVal_495 (Array Int Int)) (v_ArrVal_488 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_488) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet8|) .cse1 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_494) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_495) c_~datas~0.base) .cse0))) (forall ((v_ArrVal_494 (Array Int Int)) (v_ArrVal_495 (Array Int Int)) (v_ArrVal_488 (Array Int Int))) (= (select (select (store (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_488) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet8|) .cse1 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_494) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_495) c_~datas~0.base) (+ c_~datas~0.offset .cse2)) |c_threadThread1of1ForFork0_#t~nondet8|)) (forall ((v_ArrVal_494 (Array Int Int)) (v_ArrVal_495 (Array Int Int)) (v_ArrVal_488 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_488) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet8|) .cse1 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_494) |c_ULTIMATE.start_main_#t~mem18#1.base| v_ArrVal_495) c_~datas~0.base) .cse1)))))) is different from false [2023-11-24 22:09:12,723 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse0 (+ c_~datas~0.offset 2 .cse3)) (.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#tids~0#1.base|) |c_ULTIMATE.start_main_~#tids~0#1.offset|)) (.cse1 (+ c_~datas~0.offset 3 .cse3))) (and (forall ((v_ArrVal_494 (Array Int Int)) (v_ArrVal_495 (Array Int Int)) (v_ArrVal_488 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_488) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet8|) .cse1 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_494) .cse2 v_ArrVal_495) c_~datas~0.base) .cse0))) (forall ((v_ArrVal_494 (Array Int Int)) (v_ArrVal_495 (Array Int Int)) (v_ArrVal_488 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_488) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet8|) .cse1 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_494) .cse2 v_ArrVal_495) c_~datas~0.base) (+ c_~datas~0.offset .cse3 1)))) (forall ((v_ArrVal_494 (Array Int Int)) (v_ArrVal_495 (Array Int Int)) (v_ArrVal_488 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_488) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet8|) .cse1 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_494) .cse2 v_ArrVal_495) c_~datas~0.base) (+ c_~datas~0.offset .cse3)))) (forall ((v_ArrVal_494 (Array Int Int)) (v_ArrVal_495 (Array Int Int)) (v_ArrVal_488 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (store (store (store |c_#race| c_~datas~0.base (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_488) c_~datas~0.base) .cse0 |c_threadThread1of1ForFork0_#t~nondet8|) .cse1 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_494) .cse2 v_ArrVal_495) c_~datas~0.base) .cse1)))))) is different from false [2023-11-24 22:09:13,383 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:09:13,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 216 treesize of output 201 [2023-11-24 22:09:13,395 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:09:13,395 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 161 treesize of output 91 [2023-11-24 22:09:13,402 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 23 treesize of output 17 [2023-11-24 22:09:13,407 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 36 treesize of output 24 [2023-11-24 22:09:13,423 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:13,424 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:13,429 INFO L349 Elim1Store]: treesize reduction 25, result has 3.8 percent of original size [2023-11-24 22:09:13,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 1 [2023-11-24 22:09:13,432 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:13,433 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:13,435 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:13,436 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:14,325 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 83 treesize of output 67 [2023-11-24 22:09:14,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 30 [2023-11-24 22:09:14,502 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:09:14,503 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 [2023-11-24 22:09:14,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:09:14,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1271702165] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 22:09:14,579 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-24 22:09:14,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 21, 18] total 51 [2023-11-24 22:09:14,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164473377] [2023-11-24 22:09:14,581 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-24 22:09:14,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2023-11-24 22:09:14,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-24 22:09:14,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2023-11-24 22:09:14,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=230, Invalid=1921, Unknown=31, NotChecked=470, Total=2652 [2023-11-24 22:09:14,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:09:14,588 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-24 22:09:14,588 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 51 states have (on average 4.9411764705882355) internal successors, (252), 52 states have internal predecessors, (252), 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) [2023-11-24 22:09:14,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:09:14,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:09:14,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:09:14,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:09:14,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-24 22:09:14,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-24 22:09:14,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-11-24 22:09:14,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2023-11-24 22:09:14,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:09:19,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 22:09:19,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:09:19,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:09:19,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 22:09:19,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-24 22:09:19,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-24 22:09:19,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-11-24 22:09:19,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-11-24 22:09:19,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-11-24 22:09:19,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-24 22:09:19,709 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 22:09:19,709 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE, threadErr2ASSERT_VIOLATIONDATA_RACE, threadErr3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-11-24 22:09:19,709 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:09:19,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1017901236, now seen corresponding path program 4 times [2023-11-24 22:09:19,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-24 22:09:19,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996085529] [2023-11-24 22:09:19,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 22:09:19,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:09:19,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:09:20,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:09:20,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-24 22:09:20,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996085529] [2023-11-24 22:09:20,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996085529] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 22:09:20,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2070202206] [2023-11-24 22:09:20,959 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-11-24 22:09:20,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 22:09:20,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 [2023-11-24 22:09:20,961 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 22:09:20,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5bb0a70-072c-4ae9-95e7-873aef7f8dbb/bin/ugemcutter-verify-oI9GxRtH0S/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-24 22:09:21,261 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-11-24 22:09:21,261 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-24 22:09:21,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 55 conjunts are in the unsatisfiable core [2023-11-24 22:09:21,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:09:21,357 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 [2023-11-24 22:09:21,506 INFO L349 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2023-11-24 22:09:21,507 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 [2023-11-24 22:09:22,049 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-11-24 22:09:22,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 45 [2023-11-24 22:09:22,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:09:22,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 11 [2023-11-24 22:09:22,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:09:22,677 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 [2023-11-24 22:09:22,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:09:22,688 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 [2023-11-24 22:09:22,722 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 [2023-11-24 22:09:23,136 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 [2023-11-24 22:09:23,151 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 [2023-11-24 22:09:23,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:09:23,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-24 22:09:23,258 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 [2023-11-24 22:09:23,366 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 [2023-11-24 22:09:23,480 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 [2023-11-24 22:09:23,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:09:23,602 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 [2023-11-24 22:09:23,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:09:23,635 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 [2023-11-24 22:09:23,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 22:09:23,681 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 [2023-11-24 22:09:23,829 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 [2023-11-24 22:09:23,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:09:23,897 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 22:09:24,100 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_ULTIMATE.start_main_#t~mem18#1.offset| (* |c_ULTIMATE.start_main_~i~1#1| 4))) (.cse2 (* c_threadThread1of1ForFork0_~j~0 4))) (and (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int)) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (let ((.cse0 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse0 |c_ULTIMATE.start_main_#t~mem18#1.base| (store (select .cse0 |c_ULTIMATE.start_main_#t~mem18#1.base|) .cse1 v_ArrVal_607))) c_~datas~0.base) (+ c_~datas~0.offset 2 .cse2)))) (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int)) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (let ((.cse3 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse3 |c_ULTIMATE.start_main_#t~mem18#1.base| (store (select .cse3 |c_ULTIMATE.start_main_#t~mem18#1.base|) .cse1 v_ArrVal_607))) c_~datas~0.base) (+ c_~datas~0.offset 3 .cse2)))) (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int)) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (let ((.cse4 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse4 |c_ULTIMATE.start_main_#t~mem18#1.base| (store (select .cse4 |c_ULTIMATE.start_main_#t~mem18#1.base|) .cse1 v_ArrVal_607))) c_~datas~0.base) (+ c_~datas~0.offset .cse2)))) (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int)) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (let ((.cse5 (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse5 |c_ULTIMATE.start_main_#t~mem18#1.base| (store (select .cse5 |c_ULTIMATE.start_main_#t~mem18#1.base|) .cse1 v_ArrVal_607))) c_~datas~0.base) (+ c_~datas~0.offset .cse2 1)))))) is different from false [2023-11-24 22:09:24,738 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse5 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse3 (+ c_~datas~0.offset 2 .cse5)) (.cse8 (+ c_~datas~0.offset 3 .cse5))) (let ((.cse1 (+ |c_ULTIMATE.start_main_#t~mem18#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) .cse3 |c_threadThread1of1ForFork0_#t~nondet8|) .cse8 |c_threadThread1of1ForFork0_#t~nondet8|)))) (and (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int)) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (let ((.cse0 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse0 |c_ULTIMATE.start_main_#t~mem18#1.base| (store (select .cse0 |c_ULTIMATE.start_main_#t~mem18#1.base|) .cse1 v_ArrVal_607))) c_~datas~0.base) .cse3))) (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int)) (= (select (select (let ((.cse4 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse4 |c_ULTIMATE.start_main_#t~mem18#1.base| (store (select .cse4 |c_ULTIMATE.start_main_#t~mem18#1.base|) .cse1 v_ArrVal_607))) c_~datas~0.base) (+ c_~datas~0.offset .cse5 1)) |c_threadThread1of1ForFork0_#t~nondet8|)) (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int)) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (let ((.cse6 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse6 |c_ULTIMATE.start_main_#t~mem18#1.base| (store (select .cse6 |c_ULTIMATE.start_main_#t~mem18#1.base|) .cse1 v_ArrVal_607))) c_~datas~0.base) (+ c_~datas~0.offset .cse5)))) (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int)) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (let ((.cse7 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse7 |c_ULTIMATE.start_main_#t~mem18#1.base| (store (select .cse7 |c_ULTIMATE.start_main_#t~mem18#1.base|) .cse1 v_ArrVal_607))) c_~datas~0.base) .cse8))))))) is different from false [2023-11-24 22:09:24,780 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse5 (+ c_~datas~0.offset .cse3 1)) (.cse7 (+ c_~datas~0.offset 2 .cse3)) (.cse9 (+ c_~datas~0.offset 3 .cse3))) (let ((.cse1 (+ |c_ULTIMATE.start_main_#t~mem18#1.offset| (* |c_ULTIMATE.start_main_~i~1#1| 4))) (.cse2 (store |c_#race| c_~datas~0.base (store (store (store (select |c_#race| c_~datas~0.base) .cse5 |c_threadThread1of1ForFork0_#t~nondet8|) .cse7 |c_threadThread1of1ForFork0_#t~nondet8|) .cse9 |c_threadThread1of1ForFork0_#t~nondet8|)))) (and (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int)) (= (select (select (let ((.cse0 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse0 |c_ULTIMATE.start_main_#t~mem18#1.base| (store (select .cse0 |c_ULTIMATE.start_main_#t~mem18#1.base|) .cse1 v_ArrVal_607))) c_~datas~0.base) (+ c_~datas~0.offset .cse3)) |c_threadThread1of1ForFork0_#t~nondet8|)) (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int)) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (let ((.cse4 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse4 |c_ULTIMATE.start_main_#t~mem18#1.base| (store (select .cse4 |c_ULTIMATE.start_main_#t~mem18#1.base|) .cse1 v_ArrVal_607))) c_~datas~0.base) .cse5))) (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int)) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (let ((.cse6 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse6 |c_ULTIMATE.start_main_#t~mem18#1.base| (store (select .cse6 |c_ULTIMATE.start_main_#t~mem18#1.base|) .cse1 v_ArrVal_607))) c_~datas~0.base) .cse7))) (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int)) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (let ((.cse8 (store .cse2 |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse8 |c_ULTIMATE.start_main_#t~mem18#1.base| (store (select .cse8 |c_ULTIMATE.start_main_#t~mem18#1.base|) .cse1 v_ArrVal_607))) c_~datas~0.base) .cse9))))))) is different from false [2023-11-24 22:09:24,853 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse8 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse1 (+ |c_ULTIMATE.start_main_#t~mem18#1.offset| (* |c_ULTIMATE.start_main_~i~1#1| 4))) (.cse2 (+ c_~datas~0.offset .cse8 1)) (.cse3 (+ c_~datas~0.offset 2 .cse8)) (.cse4 (+ c_~datas~0.offset 3 .cse8))) (and (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int) (v_ArrVal_598 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (let ((.cse0 (store (store |c_#race| c_~datas~0.base (store (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_598) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet8|) .cse3 |c_threadThread1of1ForFork0_#t~nondet8|) .cse4 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse0 |c_ULTIMATE.start_main_#t~mem18#1.base| (store (select .cse0 |c_ULTIMATE.start_main_#t~mem18#1.base|) .cse1 v_ArrVal_607))) c_~datas~0.base) .cse4))) (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int) (v_ArrVal_598 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (let ((.cse5 (store (store |c_#race| c_~datas~0.base (store (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_598) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet8|) .cse3 |c_threadThread1of1ForFork0_#t~nondet8|) .cse4 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse5 |c_ULTIMATE.start_main_#t~mem18#1.base| (store (select .cse5 |c_ULTIMATE.start_main_#t~mem18#1.base|) .cse1 v_ArrVal_607))) c_~datas~0.base) .cse2))) (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int) (v_ArrVal_598 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (let ((.cse6 (store (store |c_#race| c_~datas~0.base (store (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_598) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet8|) .cse3 |c_threadThread1of1ForFork0_#t~nondet8|) .cse4 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse6 |c_ULTIMATE.start_main_#t~mem18#1.base| (store (select .cse6 |c_ULTIMATE.start_main_#t~mem18#1.base|) .cse1 v_ArrVal_607))) c_~datas~0.base) .cse3))) (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int) (v_ArrVal_598 (Array Int Int))) (= (select (select (let ((.cse7 (store (store |c_#race| c_~datas~0.base (store (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_598) c_~datas~0.base) .cse2 |c_threadThread1of1ForFork0_#t~nondet8|) .cse3 |c_threadThread1of1ForFork0_#t~nondet8|) .cse4 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse7 |c_ULTIMATE.start_main_#t~mem18#1.base| (store (select .cse7 |c_ULTIMATE.start_main_#t~mem18#1.base|) .cse1 v_ArrVal_607))) c_~datas~0.base) (+ c_~datas~0.offset .cse8)) |c_threadThread1of1ForFork0_#t~nondet8|))))) is different from false [2023-11-24 22:09:24,907 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse8 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse1 (select (select |c_#memory_$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 .cse8 1)) (.cse5 (+ c_~datas~0.offset 3 .cse8)) (.cse4 (+ c_~datas~0.offset 2 .cse8))) (and (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int) (v_ArrVal_598 (Array Int Int))) (= (select (select (let ((.cse0 (store (store |c_#race| c_~datas~0.base (store (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_598) c_~datas~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet8|) .cse4 |c_threadThread1of1ForFork0_#t~nondet8|) .cse5 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse0 .cse1 (store (select .cse0 .cse1) .cse2 v_ArrVal_607))) c_~datas~0.base) .cse3) |c_threadThread1of1ForFork0_#t~nondet8|)) (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int) (v_ArrVal_598 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (let ((.cse6 (store (store |c_#race| c_~datas~0.base (store (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_598) c_~datas~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet8|) .cse4 |c_threadThread1of1ForFork0_#t~nondet8|) .cse5 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse6 .cse1 (store (select .cse6 .cse1) .cse2 v_ArrVal_607))) c_~datas~0.base) .cse5))) (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int) (v_ArrVal_598 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (let ((.cse7 (store (store |c_#race| c_~datas~0.base (store (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_598) c_~datas~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet8|) .cse4 |c_threadThread1of1ForFork0_#t~nondet8|) .cse5 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse7 .cse1 (store (select .cse7 .cse1) .cse2 v_ArrVal_607))) c_~datas~0.base) (+ c_~datas~0.offset .cse8)))) (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int) (v_ArrVal_598 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (let ((.cse9 (store (store |c_#race| c_~datas~0.base (store (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_598) c_~datas~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet8|) .cse4 |c_threadThread1of1ForFork0_#t~nondet8|) .cse5 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse9 .cse1 (store (select .cse9 .cse1) .cse2 v_ArrVal_607))) c_~datas~0.base) .cse4)))))) is different from false [2023-11-24 22:09:25,042 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse7 (* c_threadThread1of1ForFork0_~j~0 4))) (let ((.cse1 (select (select |c_#memory_$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|)) (.cse3 (+ c_~datas~0.offset .cse7 1)) (.cse4 (+ c_~datas~0.offset 2 .cse7)) (.cse5 (+ c_~datas~0.offset 3 .cse7))) (and (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int) (v_ArrVal_598 (Array Int Int))) (= (select (select (let ((.cse0 (store (store |c_#race| c_~datas~0.base (store (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_598) c_~datas~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet8|) .cse4 |c_threadThread1of1ForFork0_#t~nondet8|) .cse5 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse0 .cse1 (store (select .cse0 .cse1) .cse2 v_ArrVal_607))) c_~datas~0.base) .cse4) |c_threadThread1of1ForFork0_#t~nondet8|)) (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int) (v_ArrVal_598 (Array Int Int))) (= (select (select (let ((.cse6 (store (store |c_#race| c_~datas~0.base (store (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_598) c_~datas~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet8|) .cse4 |c_threadThread1of1ForFork0_#t~nondet8|) .cse5 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse6 .cse1 (store (select .cse6 .cse1) .cse2 v_ArrVal_607))) c_~datas~0.base) (+ c_~datas~0.offset .cse7)) |c_threadThread1of1ForFork0_#t~nondet8|)) (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int) (v_ArrVal_598 (Array Int Int))) (= |c_threadThread1of1ForFork0_#t~nondet8| (select (select (let ((.cse8 (store (store |c_#race| c_~datas~0.base (store (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_598) c_~datas~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet8|) .cse4 |c_threadThread1of1ForFork0_#t~nondet8|) .cse5 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse8 .cse1 (store (select .cse8 .cse1) .cse2 v_ArrVal_607))) c_~datas~0.base) .cse3))) (forall ((v_ArrVal_605 (Array Int Int)) (v_ArrVal_607 Int) (v_ArrVal_598 (Array Int Int))) (= (select (select (let ((.cse9 (store (store |c_#race| c_~datas~0.base (store (store (store (select (store |c_#race| |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_598) c_~datas~0.base) .cse3 |c_threadThread1of1ForFork0_#t~nondet8|) .cse4 |c_threadThread1of1ForFork0_#t~nondet8|) .cse5 |c_threadThread1of1ForFork0_#t~nondet8|)) |c_ULTIMATE.start_main_~#tids~0#1.base| v_ArrVal_605))) (store .cse9 .cse1 (store (select .cse9 .cse1) .cse2 v_ArrVal_607))) c_~datas~0.base) .cse5) |c_threadThread1of1ForFork0_#t~nondet8|))))) is different from false [2023-11-24 22:09:25,384 INFO L349 Elim1Store]: treesize reduction 25, result has 64.3 percent of original size [2023-11-24 22:09:25,385 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 1866 treesize of output 1622 [2023-11-24 22:09:25,451 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 22:09:25,451 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 580 treesize of output 534 [2023-11-24 22:09:25,466 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 171 treesize of output 165 [2023-11-24 22:09:25,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 322 treesize of output 298 [2023-11-24 22:09:25,747 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:25,755 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:25,762 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:25,786 INFO L349 Elim1Store]: treesize reduction 52, result has 25.7 percent of original size [2023-11-24 22:09:25,786 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 492 treesize of output 473 [2023-11-24 22:09:25,799 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 73 treesize of output 66 [2023-11-24 22:09:25,803 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:25,807 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 181 treesize of output 163 [2023-11-24 22:09:25,847 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:25,872 INFO L349 Elim1Store]: treesize reduction 52, result has 25.7 percent of original size [2023-11-24 22:09:25,872 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 492 treesize of output 473 [2023-11-24 22:09:25,879 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:25,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 157 treesize of output 141 [2023-11-24 22:09:25,890 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 69 treesize of output 62 [2023-11-24 22:09:25,924 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:25,949 INFO L349 Elim1Store]: treesize reduction 52, result has 25.7 percent of original size [2023-11-24 22:09:25,950 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 492 treesize of output 473 [2023-11-24 22:09:25,957 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-24 22:09:25,961 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 157 treesize of output 141 [2023-11-24 22:09:25,969 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 69 treesize of output 62