./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/06-symbeq_02-funloop_norace.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/06-symbeq_02-funloop_norace.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA --witnessprinter.witness.filename witness.graphml --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 ebedbc62bd44b0c214a81c07c6f99e850a5d96675b77716f8547d1b39e8b2cf8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:04:53,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:04:53,318 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:04:53,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:04:53,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:04:53,389 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:04:53,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:04:53,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:04:53,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:04:53,405 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:04:53,406 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:04:53,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:04:53,410 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:04:53,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:04:53,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:04:53,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:04:53,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:04:53,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:04:53,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:04:53,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:04:53,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:04:53,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:04:53,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:04:53,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:04:53,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:04:53,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:04:53,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:04:53,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:04:53,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:04:53,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:04:53,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:04:53,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:04:53,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:04:53,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:04:53,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:04:53,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:04:53,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:04:53,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:04:53,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:04:53,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:04:53,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:04:53,478 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2021-11-22 23:04:53,528 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:04:53,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:04:53,530 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 23:04:53,530 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 23:04:53,538 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:04:53,538 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-22 23:04:53,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:04:53,539 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:04:53,540 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 23:04:53,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:04:53,541 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:04:53,541 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 23:04:53,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:04:53,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:04:53,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:04:53,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:04:53,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:04:53,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:04:53,543 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-22 23:04:53,543 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:04:53,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:04:53,544 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:04:53,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:04:53,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:04:53,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 23:04:53,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-22 23:04:53,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 23:04:53,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:04:53,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:04:53,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:04:53,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:04:53,548 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 23:04:53,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:04:53,548 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 23:04:53,548 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-22 23:04:53,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:04:53,549 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-22 23:04:53,549 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-22 23:04:53,549 INFO L138 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_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebedbc62bd44b0c214a81c07c6f99e850a5d96675b77716f8547d1b39e8b2cf8 [2021-11-22 23:04:53,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:04:53,947 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:04:53,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:04:53,951 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:04:53,952 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:04:53,953 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/../../sv-benchmarks/c/goblint-regression/06-symbeq_02-funloop_norace.i [2021-11-22 23:04:54,034 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/data/9264b4d64/a93941e53997442dacc62b8d31b1936c/FLAG18c1cd4d5 [2021-11-22 23:04:54,674 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:04:54,674 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/sv-benchmarks/c/goblint-regression/06-symbeq_02-funloop_norace.i [2021-11-22 23:04:54,709 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/data/9264b4d64/a93941e53997442dacc62b8d31b1936c/FLAG18c1cd4d5 [2021-11-22 23:04:54,976 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/data/9264b4d64/a93941e53997442dacc62b8d31b1936c [2021-11-22 23:04:54,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:04:54,983 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:04:54,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:04:54,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:04:54,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:04:54,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:04:54" (1/1) ... [2021-11-22 23:04:54,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@752be088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:54, skipping insertion in model container [2021-11-22 23:04:54,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:04:54" (1/1) ... [2021-11-22 23:04:55,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:04:55,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:04:55,699 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:04:55,725 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:04:55,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:04:55,856 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:04:55,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:55 WrapperNode [2021-11-22 23:04:55,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:04:55,858 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:04:55,858 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:04:55,858 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:04:55,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:55" (1/1) ... [2021-11-22 23:04:55,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:55" (1/1) ... [2021-11-22 23:04:55,924 INFO L137 Inliner]: procedures = 262, calls = 13, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2021-11-22 23:04:55,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:04:55,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:04:55,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:04:55,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:04:55,936 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:55" (1/1) ... [2021-11-22 23:04:55,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:55" (1/1) ... [2021-11-22 23:04:55,947 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:55" (1/1) ... [2021-11-22 23:04:55,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:55" (1/1) ... [2021-11-22 23:04:55,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:55" (1/1) ... [2021-11-22 23:04:55,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:55" (1/1) ... [2021-11-22 23:04:55,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:55" (1/1) ... [2021-11-22 23:04:55,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:04:55,982 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:04:55,982 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:04:55,982 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:04:55,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:55" (1/1) ... [2021-11-22 23:04:55,993 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:04:56,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:04:56,026 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 23:04:56,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 23:04:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:04:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:04:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:04:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:04:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-22 23:04:56,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:04:56,073 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-22 23:04:56,073 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-22 23:04:56,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:04:56,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:04:56,075 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:04:56,214 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:04:56,224 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:04:56,564 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:04:56,573 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:04:56,574 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-22 23:04:56,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:04:56 BoogieIcfgContainer [2021-11-22 23:04:56,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:04:56,578 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 23:04:56,578 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 23:04:56,581 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 23:04:56,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:04:54" (1/3) ... [2021-11-22 23:04:56,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f1b9c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:04:56, skipping insertion in model container [2021-11-22 23:04:56,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:55" (2/3) ... [2021-11-22 23:04:56,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f1b9c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:04:56, skipping insertion in model container [2021-11-22 23:04:56,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:04:56" (3/3) ... [2021-11-22 23:04:56,585 INFO L111 eAbstractionObserver]: Analyzing ICFG 06-symbeq_02-funloop_norace.i [2021-11-22 23:04:56,590 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-22 23:04:56,591 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 23:04:56,591 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2021-11-22 23:04:56,591 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-22 23:04:56,623 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,624 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,624 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,624 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,624 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,625 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,625 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,625 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,625 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,626 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,626 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,626 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,626 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,627 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,627 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,627 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,627 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,628 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,628 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,628 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,628 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,629 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,629 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,629 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,629 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,630 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,630 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,630 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,630 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,630 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,631 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,631 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,631 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,631 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,632 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,632 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,632 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,632 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,632 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,632 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,633 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,633 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,633 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,633 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,634 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,634 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,634 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,634 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,634 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,635 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,635 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,635 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,636 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,636 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,636 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,636 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,636 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,637 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,637 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,637 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,637 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,637 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,638 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,638 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,638 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,638 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,639 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,639 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,639 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,639 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,640 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,640 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,640 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,640 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,641 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,641 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,641 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,641 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,642 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,642 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,642 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,642 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,643 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,643 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,643 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,643 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,644 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,644 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,644 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,644 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,644 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,645 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,645 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,645 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,645 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,646 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,646 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,646 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,646 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,646 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,648 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,648 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,648 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,648 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,648 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,649 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,649 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,649 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,649 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,649 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,650 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,650 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,650 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,650 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,651 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,651 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,651 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,651 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,651 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,652 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,652 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,652 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,653 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,653 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,653 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,653 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,653 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,654 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,654 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,654 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,654 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,655 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,655 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,655 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,655 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,655 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,656 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,656 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,656 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,656 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,658 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,658 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,658 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,661 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,662 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,662 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,662 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,662 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,663 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,663 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,663 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,663 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,663 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,664 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,664 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,664 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,664 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:56,667 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-22 23:04:56,719 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-22 23:04:56,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:04:56,721 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-22 23:04:56,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-22 23:04:56,774 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2021-11-22 23:04:56,784 INFO L339 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=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 23:04:56,784 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-22 23:04:57,050 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-11-22 23:04:57,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:57,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1089390899, now seen corresponding path program 1 times [2021-11-22 23:04:57,065 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:57,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746218150] [2021-11-22 23:04:57,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:57,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:57,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:57,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:57,231 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:57,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746218150] [2021-11-22 23:04:57,232 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746218150] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:57,232 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:57,232 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 23:04:57,234 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358120046] [2021-11-22 23:04:57,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:57,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 23:04:57,239 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:57,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 23:04:57,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 23:04:57,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:57,264 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:57,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 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) [2021-11-22 23:04:57,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:57,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:57,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 23:04:57,281 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-11-22 23:04:57,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:57,282 INFO L85 PathProgramCache]: Analyzing trace with hash -1960811916, now seen corresponding path program 1 times [2021-11-22 23:04:57,282 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:57,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777559950] [2021-11-22 23:04:57,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:57,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:57,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:57,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:57,343 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:57,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777559950] [2021-11-22 23:04:57,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777559950] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:57,344 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:57,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 23:04:57,344 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374213931] [2021-11-22 23:04:57,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:57,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 23:04:57,346 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:57,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 23:04:57,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 23:04:57,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:57,347 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:57,347 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2021-11-22 23:04:57,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:57,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:57,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:57,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:57,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 23:04:57,376 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-11-22 23:04:57,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:57,377 INFO L85 PathProgramCache]: Analyzing trace with hash -2113524451, now seen corresponding path program 1 times [2021-11-22 23:04:57,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:57,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358723744] [2021-11-22 23:04:57,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:57,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:57,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:57,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:57,454 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:57,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358723744] [2021-11-22 23:04:57,454 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358723744] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 23:04:57,455 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1428139340] [2021-11-22 23:04:57,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:57,455 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:04:57,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:04:57,457 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 23:04:57,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-22 23:04:57,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:57,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:04:57,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:04:57,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:57,736 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:04:57,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:57,889 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1428139340] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 23:04:57,890 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 23:04:57,890 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-11-22 23:04:57,890 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806966190] [2021-11-22 23:04:57,890 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 23:04:57,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-22 23:04:57,891 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:57,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-22 23:04:57,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-11-22 23:04:57,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:57,893 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:57,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.2) internal successors, (52), 10 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) [2021-11-22 23:04:57,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:57,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:57,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:58,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:58,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:58,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:04:58,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-22 23:04:58,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-11-22 23:04:58,235 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-11-22 23:04:58,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:58,236 INFO L85 PathProgramCache]: Analyzing trace with hash 37547901, now seen corresponding path program 2 times [2021-11-22 23:04:58,236 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:58,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946566256] [2021-11-22 23:04:58,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:58,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:58,341 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:58,342 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:58,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946566256] [2021-11-22 23:04:58,342 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946566256] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 23:04:58,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1058530834] [2021-11-22 23:04:58,343 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 23:04:58,343 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:04:58,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:04:58,344 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 23:04:58,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-22 23:04:58,417 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-22 23:04:58,417 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 23:04:58,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:04:58,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:04:58,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-22 23:04:58,546 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-11-22 23:04:58,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2021-11-22 23:04:58,590 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-11-22 23:04:58,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-11-22 23:04:58,653 INFO L354 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2021-11-22 23:04:58,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2021-11-22 23:04:58,683 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 23:04:58,683 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-22 23:04:58,683 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1058530834] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:58,684 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-22 23:04:58,684 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 13 [2021-11-22 23:04:58,684 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707667420] [2021-11-22 23:04:58,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:58,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:04:58,685 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:58,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:04:58,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-11-22 23:04:58,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:58,687 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:58,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 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) [2021-11-22 23:04:58,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:58,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:58,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:04:58,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:58,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:58,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:58,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:04:58,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:58,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-22 23:04:58,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:04:58,983 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-11-22 23:04:58,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:58,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1578765442, now seen corresponding path program 1 times [2021-11-22 23:04:58,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:58,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223460316] [2021-11-22 23:04:58,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:58,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:59,080 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:59,081 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:59,083 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223460316] [2021-11-22 23:04:59,084 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223460316] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 23:04:59,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [718512403] [2021-11-22 23:04:59,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:59,090 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:04:59,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:04:59,091 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 23:04:59,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-22 23:04:59,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:59,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 23:04:59,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:04:59,313 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:59,313 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:04:59,521 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:59,522 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [718512403] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 23:04:59,522 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 23:04:59,522 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2021-11-22 23:04:59,522 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955989929] [2021-11-22 23:04:59,522 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 23:04:59,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-22 23:04:59,523 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:59,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-22 23:04:59,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-11-22 23:04:59,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:59,525 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:59,525 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.444444444444445) internal successors, (80), 18 states have internal predecessors, (80), 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) [2021-11-22 23:04:59,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:59,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:59,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:04:59,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:59,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:59,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:59,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:59,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:04:59,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:59,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-22 23:04:59,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-11-22 23:05:00,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:05:00,011 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-11-22 23:05:00,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:05:00,012 INFO L85 PathProgramCache]: Analyzing trace with hash 1998481730, now seen corresponding path program 2 times [2021-11-22 23:05:00,012 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:05:00,013 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970533429] [2021-11-22 23:05:00,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:05:00,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:05:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:05:00,229 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:05:00,229 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:05:00,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970533429] [2021-11-22 23:05:00,230 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970533429] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 23:05:00,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [870357882] [2021-11-22 23:05:00,230 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 23:05:00,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:05:00,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:05:00,231 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 23:05:00,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-22 23:05:00,306 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-22 23:05:00,306 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 23:05:00,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:05:00,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:05:00,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-22 23:05:00,447 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-11-22 23:05:00,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2021-11-22 23:05:00,498 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-11-22 23:05:00,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-11-22 23:05:00,580 INFO L354 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2021-11-22 23:05:00,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2021-11-22 23:05:00,616 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-22 23:05:00,617 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-22 23:05:00,617 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [870357882] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:05:00,617 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-22 23:05:00,617 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2021-11-22 23:05:00,618 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977028460] [2021-11-22 23:05:00,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:05:00,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:05:00,619 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:05:00,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:05:00,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2021-11-22 23:05:00,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:00,620 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:05:00,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 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) [2021-11-22 23:05:00,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:00,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:05:00,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:00,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:00,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-22 23:05:00,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:00,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:00,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:05:00,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:00,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:00,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-22 23:05:00,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:00,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-22 23:05:00,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:05:00,959 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-11-22 23:05:00,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:05:00,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1700141704, now seen corresponding path program 1 times [2021-11-22 23:05:00,959 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:05:00,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434566497] [2021-11-22 23:05:00,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:05:00,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:05:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:05:01,267 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:05:01,267 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:05:01,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434566497] [2021-11-22 23:05:01,270 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434566497] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 23:05:01,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755934406] [2021-11-22 23:05:01,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:05:01,271 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:05:01,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:05:01,272 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 23:05:01,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-22 23:05:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:05:01,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:05:01,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:05:01,636 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:05:01,636 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:05:01,981 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:05:01,981 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [755934406] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 23:05:01,981 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 23:05:01,981 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2021-11-22 23:05:01,982 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663438585] [2021-11-22 23:05:01,982 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 23:05:01,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-22 23:05:01,983 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:05:01,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-22 23:05:01,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-11-22 23:05:01,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:01,984 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:05:01,985 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 5.043478260869565) internal successors, (116), 23 states have internal predecessors, (116), 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) [2021-11-22 23:05:01,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:01,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:05:01,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:01,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:01,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-22 23:05:01,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:01,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:02,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:02,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:05:02,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:02,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:02,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-22 23:05:02,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:02,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-22 23:05:02,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-22 23:05:02,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:05:02,543 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-11-22 23:05:02,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:05:02,544 INFO L85 PathProgramCache]: Analyzing trace with hash 101843217, now seen corresponding path program 2 times [2021-11-22 23:05:02,544 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:05:02,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588022885] [2021-11-22 23:05:02,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:05:02,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:05:02,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:05:03,159 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-22 23:05:03,160 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:05:03,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588022885] [2021-11-22 23:05:03,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588022885] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 23:05:03,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [240181488] [2021-11-22 23:05:03,160 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 23:05:03,160 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:05:03,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:05:03,163 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 23:05:03,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-22 23:05:03,300 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-22 23:05:03,300 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 23:05:03,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-22 23:05:03,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:05:03,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-22 23:05:04,283 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-22 23:05:04,284 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-22 23:05:04,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [240181488] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:05:04,284 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-22 23:05:04,284 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [14] total 23 [2021-11-22 23:05:04,285 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341593547] [2021-11-22 23:05:04,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:05:04,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-22 23:05:04,285 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:05:04,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-22 23:05:04,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=442, Unknown=0, NotChecked=0, Total=506 [2021-11-22 23:05:04,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:04,286 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:05:04,287 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.9) internal successors, (89), 10 states have internal predecessors, (89), 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) [2021-11-22 23:05:04,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:04,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:05:04,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:04,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:04,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-22 23:05:04,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:04,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-11-22 23:05:04,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:04,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:04,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:05:04,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:04,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:04,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-22 23:05:04,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:04,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-22 23:05:04,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:04,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-11-22 23:05:04,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:05:04,743 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-11-22 23:05:04,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:05:04,744 INFO L85 PathProgramCache]: Analyzing trace with hash 421148422, now seen corresponding path program 3 times [2021-11-22 23:05:04,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:05:04,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359751655] [2021-11-22 23:05:04,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:05:04,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:05:04,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:05:05,395 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-22 23:05:05,396 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:05:05,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359751655] [2021-11-22 23:05:05,396 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359751655] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 23:05:05,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1236141647] [2021-11-22 23:05:05,396 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-22 23:05:05,396 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:05:05,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:05:05,399 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 23:05:05,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-22 23:05:05,596 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-22 23:05:05,596 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 23:05:05,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-22 23:05:05,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:05:06,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-22 23:05:06,727 INFO L354 Elim1Store]: treesize reduction 23, result has 36.1 percent of original size [2021-11-22 23:05:06,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 30 treesize of output 33 [2021-11-22 23:05:10,928 INFO L354 Elim1Store]: treesize reduction 35, result has 42.6 percent of original size [2021-11-22 23:05:10,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 72 treesize of output 67 [2021-11-22 23:05:11,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-22 23:05:11,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2021-11-22 23:05:11,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 30 treesize of output 32 [2021-11-22 23:05:11,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 39 treesize of output 44 [2021-11-22 23:05:11,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:11,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 62 [2021-11-22 23:05:12,040 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 32 proven. 36 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2021-11-22 23:05:12,041 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:05:12,615 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:05:12,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:05:12,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:05:12,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:05:12,626 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:05:12,626 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:05:12,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:05:12,637 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:05:12,637 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:05:15,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:15,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:15,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:15,592 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:05:15,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 63 treesize of output 48 [2021-11-22 23:05:15,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:15,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:05:15,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 63 treesize of output 48 [2021-11-22 23:05:15,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:15,787 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:05:15,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 63 treesize of output 48 [2021-11-22 23:05:17,238 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 50 proven. 18 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2021-11-22 23:05:17,238 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1236141647] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 23:05:17,238 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 23:05:17,238 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19, 18] total 50 [2021-11-22 23:05:17,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339259376] [2021-11-22 23:05:17,239 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 23:05:17,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2021-11-22 23:05:17,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:05:17,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-11-22 23:05:17,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=243, Invalid=2306, Unknown=1, NotChecked=0, Total=2550 [2021-11-22 23:05:17,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:17,243 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:05:17,243 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 50 states have (on average 6.38) internal successors, (319), 51 states have internal predecessors, (319), 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) [2021-11-22 23:05:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:05:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-22 23:05:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-11-22 23:05:17,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:17,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:39,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:39,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:05:39,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:39,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:39,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-22 23:05:39,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:39,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-22 23:05:39,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:39,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-11-22 23:05:39,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-11-22 23:05:40,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:05:40,119 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-11-22 23:05:40,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:05:40,119 INFO L85 PathProgramCache]: Analyzing trace with hash -1780956525, now seen corresponding path program 1 times [2021-11-22 23:05:40,119 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:05:40,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042356578] [2021-11-22 23:05:40,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:05:40,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:05:40,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:05:41,219 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 162 proven. 243 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-22 23:05:41,219 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:05:41,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042356578] [2021-11-22 23:05:41,220 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042356578] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 23:05:41,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [17454952] [2021-11-22 23:05:41,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:05:41,220 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:05:41,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:05:41,222 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 23:05:41,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-22 23:05:41,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:05:41,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-22 23:05:41,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:05:43,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-22 23:05:43,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:43,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2021-11-22 23:05:43,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:43,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:43,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:43,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-11-22 23:05:43,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:43,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:43,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:43,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:43,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:43,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:43,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2021-11-22 23:05:44,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:44,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:44,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:44,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:44,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:44,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:44,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:44,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:44,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:44,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:44,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2021-11-22 23:05:44,237 INFO L354 Elim1Store]: treesize reduction 331, result has 12.9 percent of original size [2021-11-22 23:05:44,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 77 treesize of output 88 [2021-11-22 23:05:44,349 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 289 proven. 116 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-22 23:05:44,349 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:05:45,039 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:05:45,040 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:05:45,040 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:05:45,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:05:45,097 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:05:45,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:05:47,008 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 109 proven. 296 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-22 23:05:47,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [17454952] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 23:05:47,008 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 23:05:47,008 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 26, 24] total 71 [2021-11-22 23:05:47,009 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065143211] [2021-11-22 23:05:47,009 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 23:05:47,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2021-11-22 23:05:47,011 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:05:47,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2021-11-22 23:05:47,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=469, Invalid=4643, Unknown=0, NotChecked=0, Total=5112 [2021-11-22 23:05:47,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:47,017 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:05:47,018 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 72 states, 71 states have (on average 9.492957746478874) internal successors, (674), 72 states have internal predecessors, (674), 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) [2021-11-22 23:05:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:05:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-22 23:05:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-11-22 23:05:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:47,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-11-22 23:05:47,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:57,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:57,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:05:57,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:57,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:57,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-22 23:05:57,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:05:57,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-22 23:05:57,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:57,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-11-22 23:05:57,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-11-22 23:05:57,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-22 23:05:57,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-22 23:05:57,339 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-11-22 23:05:57,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:05:57,340 INFO L85 PathProgramCache]: Analyzing trace with hash 339415942, now seen corresponding path program 2 times [2021-11-22 23:05:57,340 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:05:57,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375386965] [2021-11-22 23:05:57,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:05:57,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:05:57,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:05:58,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1266 backedges. 203 proven. 828 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-22 23:05:58,937 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:05:58,937 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375386965] [2021-11-22 23:05:58,938 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375386965] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 23:05:58,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [918285505] [2021-11-22 23:05:58,938 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 23:05:58,938 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:05:58,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:05:58,943 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 23:05:58,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-22 23:05:59,190 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-22 23:05:59,190 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 23:05:59,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-22 23:05:59,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:02,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-22 23:06:03,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2021-11-22 23:06:03,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-11-22 23:06:03,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2021-11-22 23:06:03,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2021-11-22 23:06:03,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:06:03,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-22 23:06:03,631 INFO L354 Elim1Store]: treesize reduction 480, result has 11.8 percent of original size [2021-11-22 23:06:03,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 92 treesize of output 106 [2021-11-22 23:06:03,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1266 backedges. 572 proven. 459 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-22 23:06:03,807 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:06:04,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:06:04,907 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:06:04,907 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:06:07,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1266 backedges. 265 proven. 737 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2021-11-22 23:06:07,552 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [918285505] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 23:06:07,552 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 23:06:07,552 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 35, 30] total 93 [2021-11-22 23:06:07,553 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356287120] [2021-11-22 23:06:07,553 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 23:06:07,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2021-11-22 23:06:07,555 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:06:07,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2021-11-22 23:06:07,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=708, Invalid=8034, Unknown=0, NotChecked=0, Total=8742 [2021-11-22 23:06:07,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:07,558 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:06:07,560 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 93 states have (on average 10.709677419354838) internal successors, (996), 94 states have internal predecessors, (996), 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) [2021-11-22 23:06:07,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:07,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:06:07,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:06:07,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:06:07,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-22 23:06:07,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:06:07,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-11-22 23:06:07,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:06:07,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-11-22 23:06:07,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-11-22 23:06:07,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:33,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:33,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:06:33,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:06:33,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:06:33,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-22 23:06:33,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:06:33,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-22 23:06:33,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:06:33,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-11-22 23:06:33,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-11-22 23:06:33,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2021-11-22 23:06:33,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-11-22 23:06:33,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-11-22 23:06:33,440 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-11-22 23:06:33,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:06:33,441 INFO L85 PathProgramCache]: Analyzing trace with hash 932418836, now seen corresponding path program 3 times [2021-11-22 23:06:33,441 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:06:33,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84415949] [2021-11-22 23:06:33,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:06:33,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:34,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2611 backedges. 2064 proven. 309 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2021-11-22 23:06:34,077 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:06:34,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84415949] [2021-11-22 23:06:34,077 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84415949] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 23:06:34,078 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1067641537] [2021-11-22 23:06:34,078 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-22 23:06:34,078 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:06:34,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:06:34,083 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 23:06:34,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-22 23:06:38,462 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-22 23:06:38,462 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 23:06:38,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 79 conjunts are in the unsatisfiable core [2021-11-22 23:06:38,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:41,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-22 23:06:41,136 INFO L354 Elim1Store]: treesize reduction 23, result has 36.1 percent of original size [2021-11-22 23:06:41,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 30 treesize of output 33 [2021-11-22 23:06:49,046 INFO L354 Elim1Store]: treesize reduction 60, result has 46.9 percent of original size [2021-11-22 23:06:49,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 59 treesize of output 89 [2021-11-22 23:07:24,771 INFO L354 Elim1Store]: treesize reduction 82, result has 42.7 percent of original size [2021-11-22 23:07:24,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 88 treesize of output 120 [2021-11-22 23:07:45,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:47,643 INFO L354 Elim1Store]: treesize reduction 182, result has 17.3 percent of original size [2021-11-22 23:07:47,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 101 treesize of output 104 [2021-11-22 23:07:53,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-22 23:07:54,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:54,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 21 treesize of output 20 [2021-11-22 23:07:54,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:54,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:54,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:54,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 30 treesize of output 32 [2021-11-22 23:07:55,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:55,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:55,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:55,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:55,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:55,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:55,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 39 treesize of output 44 [2021-11-22 23:07:56,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:56,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:56,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:56,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:56,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:56,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:56,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:56,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:56,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:56,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2021-11-22 23:07:59,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 66 [2021-11-22 23:07:59,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:07:59,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 78 [2021-11-22 23:08:00,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:00,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 90 [2021-11-22 23:08:03,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 93 [2021-11-22 23:08:03,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:03,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 93 [2021-11-22 23:08:05,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:05,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 93 [2021-11-22 23:08:07,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:07,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 90 [2021-11-22 23:08:09,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:09,789 INFO L354 Elim1Store]: treesize reduction 140, result has 26.7 percent of original size [2021-11-22 23:08:09,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 111 treesize of output 133 [2021-11-22 23:08:18,502 WARN L227 SmtUtils]: Spent 8.16s on a formula simplification. DAG size of input: 86 DAG size of output: 84 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 23:08:34,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:08:34,400 INFO L354 Elim1Store]: treesize reduction 146, result has 7.0 percent of original size [2021-11-22 23:08:34,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 111 treesize of output 79 [2021-11-22 23:08:34,775 INFO L354 Elim1Store]: treesize reduction 492, result has 12.6 percent of original size [2021-11-22 23:08:34,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 117 treesize of output 125 [2021-11-22 23:08:41,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2611 backedges. 899 proven. 97 refuted. 4 times theorem prover too weak. 1611 trivial. 0 not checked. [2021-11-22 23:08:41,177 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:09:09,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:09:09,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:09:09,232 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:09:39,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:09:39,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:09:39,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:14:15,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:14:15,124 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:14:15,124 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:10,709 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse0 (* |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| (- 1))) (.cse1 (+ |c_t_funThread1of1ForFork0_#t~post34#1| 1)) (.cse6 (* |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 27)) (.cse5 (not (= |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| |c_~#cache~0.base|)))) (and (or (< (div (+ |c_~#cache~0.offset| .cse0 27) (- 28)) .cse1) (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| Int)) (let ((.cse2 (store (select |c_#pthreadsMutex| |c_~#cache~0.base|) (+ |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| 4) 0)) (.cse3 (+ (* (div (+ |c_~#cache~0.offset| (- |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset|) 27) (- 28)) 28) |c_~#cache~0.offset| 32))) (or (not (= (select .cse2 .cse3) 0)) (not (= (select (select (let ((.cse4 (store |c_#pthreadsMutex| |c_~#cache~0.base| (store .cse2 .cse3 1)))) (store .cse4 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (select .cse4 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base|) (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#cache~0.base|) (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) |c_~#cache~0.offset| 32)) 0)) (< (+ |c_~#cache~0.offset| (* 28 (div (+ |c_~#cache~0.offset| (* |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| (- 1)) 27) (- 28)))) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87|)))) .cse5 (not (= 0 (mod (+ |c_~#cache~0.offset| .cse6 27) (- 28))))) (or (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| Int)) (let ((.cse8 (store (select |c_#pthreadsMutex| |c_~#cache~0.base|) (+ |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| 4) 0)) (.cse9 (+ |c_~#cache~0.offset| 32 (* (div (+ |c_~#cache~0.offset| 30 (- |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset|)) (- 28)) 28)))) (or (< (+ |c_~#cache~0.offset| (* 28 (div (+ |c_~#cache~0.offset| (* |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| (- 1)) 30) (- 28)))) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87|) (not (= (select (select (let ((.cse7 (store |c_#pthreadsMutex| |c_~#cache~0.base| (store .cse8 .cse9 1)))) (store .cse7 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (select .cse7 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base|) (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#cache~0.base|) (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) |c_~#cache~0.offset| 32)) 0)) (not (= (select .cse8 .cse9) 0))))) (not (= (mod (+ |c_~#cache~0.offset| 2 .cse6) (- 28)) 0)) (< (div (+ |c_~#cache~0.offset| .cse0 30) (- 28)) .cse1) .cse5) (or (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| Int)) (let ((.cse11 (store (select |c_#pthreadsMutex| |c_~#cache~0.base|) (+ |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| 4) 0)) (.cse12 (+ |c_~#cache~0.offset| (* (div (+ |c_~#cache~0.offset| 29 (- |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset|)) (- 28)) 28) 32))) (or (not (= (select (select (let ((.cse10 (store |c_#pthreadsMutex| |c_~#cache~0.base| (store .cse11 .cse12 1)))) (store .cse10 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (select .cse10 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base|) (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#cache~0.base|) (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) |c_~#cache~0.offset| 32)) 0)) (< (+ |c_~#cache~0.offset| (* 28 (div (+ |c_~#cache~0.offset| (* |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| (- 1)) 29) (- 28)))) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87|) (not (= (select .cse11 .cse12) 0))))) (< (div (+ |c_~#cache~0.offset| .cse0 29) (- 28)) .cse1) (not (= (mod (+ |c_~#cache~0.offset| .cse6 1) (- 28)) 0)) .cse5) (or (not (= 0 (mod (+ |c_~#cache~0.offset| 25 .cse6) (- 28)))) (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| Int)) (let ((.cse13 (store (select |c_#pthreadsMutex| |c_~#cache~0.base|) (+ |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| 4) 0)) (.cse14 (+ |c_~#cache~0.offset| 32 (* (div (+ |c_~#cache~0.offset| (- |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset|) 25) (- 28)) 28)))) (or (< (+ |c_~#cache~0.offset| (* 28 (div (+ |c_~#cache~0.offset| (* |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| (- 1)) 25) (- 28)))) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87|) (not (= (select .cse13 .cse14) 0)) (not (= (select (select (let ((.cse15 (store |c_#pthreadsMutex| |c_~#cache~0.base| (store .cse13 .cse14 1)))) (store .cse15 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (select .cse15 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base|) (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#cache~0.base|) (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) |c_~#cache~0.offset| 32)) 0))))) .cse5 (< (div (+ |c_~#cache~0.offset| .cse0 25) (- 28)) .cse1)) (or (< (div (+ |c_~#cache~0.offset| .cse0 28) (- 28)) .cse1) (not (= (mod (+ |c_~#cache~0.offset| .cse6) (- 28)) 0)) .cse5 (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| Int)) (let ((.cse17 (store (select |c_#pthreadsMutex| |c_~#cache~0.base|) (+ |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| 4) 0)) (.cse18 (+ |c_~#cache~0.offset| 32 (* (div (+ |c_~#cache~0.offset| (- |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset|) 28) (- 28)) 28)))) (or (< (+ |c_~#cache~0.offset| (* 28 (div (+ |c_~#cache~0.offset| (* |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| (- 1)) 28) (- 28)))) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87|) (not (= (select (select (let ((.cse16 (store |c_#pthreadsMutex| |c_~#cache~0.base| (store .cse17 .cse18 1)))) (store .cse16 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (select .cse16 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base|) (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#cache~0.base|) (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) |c_~#cache~0.offset| 32)) 0)) (not (= (select .cse17 .cse18) 0)))))) (or (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| Int)) (let ((.cse20 (store (select |c_#pthreadsMutex| |c_~#cache~0.base|) (+ |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| 4) 0)) (.cse21 (+ |c_~#cache~0.offset| 32 (* (div (+ |c_~#cache~0.offset| (- |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset|) 31) (- 28)) 28)))) (or (not (= (select (select (let ((.cse19 (store |c_#pthreadsMutex| |c_~#cache~0.base| (store .cse20 .cse21 1)))) (store .cse19 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (select .cse19 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base|) (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#cache~0.base|) (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) |c_~#cache~0.offset| 32)) 0)) (not (= (select .cse20 .cse21) 0)) (< (+ |c_~#cache~0.offset| (* 28 (div (+ |c_~#cache~0.offset| (* |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| (- 1)) 31) (- 28)))) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87|)))) (not (= (mod (+ |c_~#cache~0.offset| 3 .cse6) (- 28)) 0)) (< (div (+ |c_~#cache~0.offset| .cse0 31) (- 28)) .cse1) .cse5) (or (< (div (+ |c_~#cache~0.offset| .cse0 26) (- 28)) .cse1) (not (= (mod (+ |c_~#cache~0.offset| .cse6 26) (- 28)) 0)) (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| Int)) (let ((.cse23 (store (select |c_#pthreadsMutex| |c_~#cache~0.base|) (+ |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| 4) 0)) (.cse24 (+ |c_~#cache~0.offset| (* (div (+ |c_~#cache~0.offset| (- |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset|) 26) (- 28)) 28) 32))) (or (< (+ (* 28 (div (+ |c_~#cache~0.offset| (* |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| (- 1)) 26) (- 28))) |c_~#cache~0.offset|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87|) (not (= (select (select (let ((.cse22 (store |c_#pthreadsMutex| |c_~#cache~0.base| (store .cse23 .cse24 1)))) (store .cse22 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (select .cse22 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base|) (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#cache~0.base|) (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) |c_~#cache~0.offset| 32)) 0)) (not (= (select .cse23 .cse24) 0))))) .cse5))) is different from true [2021-11-22 23:15:54,614 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse6 (* |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 27)) (.cse0 (* |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| (- 1))) (.cse1 (+ |c_t_funThread1of1ForFork0_~i~0#1| 1)) (.cse7 (not (= |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| |c_~#cache~0.base|)))) (and (or (< (div (+ |c_~#cache~0.offset| .cse0 26) (- 28)) .cse1) (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| Int)) (let ((.cse3 (store |c_#pthreadsMutex| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#pthreadsMutex| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 4) 0)))) (let ((.cse4 (store (select .cse3 |c_~#cache~0.base|) (+ |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| 4) 0)) (.cse5 (+ |c_~#cache~0.offset| (* (div (+ |c_~#cache~0.offset| (- |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset|) 26) (- 28)) 28) 32))) (or (< (+ (* 28 (div (+ |c_~#cache~0.offset| (* |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| (- 1)) 26) (- 28))) |c_~#cache~0.offset|) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87|) (not (= (select (select (let ((.cse2 (store .cse3 |c_~#cache~0.base| (store .cse4 .cse5 1)))) (store .cse2 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (select .cse2 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base|) (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#cache~0.base|) (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) |c_~#cache~0.offset| 32)) 0)) (not (= (select .cse4 .cse5) 0)))))) (not (= (mod (+ |c_~#cache~0.offset| .cse6 26) (- 28)) 0)) .cse7) (or (not (= (mod (+ |c_~#cache~0.offset| .cse6) (- 28)) 0)) (< (div (+ |c_~#cache~0.offset| .cse0 28) (- 28)) .cse1) (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| Int)) (let ((.cse11 (store |c_#pthreadsMutex| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#pthreadsMutex| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 4) 0)))) (let ((.cse8 (store (select .cse11 |c_~#cache~0.base|) (+ |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| 4) 0)) (.cse9 (+ |c_~#cache~0.offset| 32 (* (div (+ |c_~#cache~0.offset| (- |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset|) 28) (- 28)) 28)))) (or (not (= (select .cse8 .cse9) 0)) (< (+ |c_~#cache~0.offset| (* 28 (div (+ |c_~#cache~0.offset| (* |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| (- 1)) 28) (- 28)))) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87|) (not (= (select (select (let ((.cse10 (store .cse11 |c_~#cache~0.base| (store .cse8 .cse9 1)))) (store .cse10 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (select .cse10 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base|) (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#cache~0.base|) (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) |c_~#cache~0.offset| 32)) 0)))))) .cse7) (or (< (div (+ |c_~#cache~0.offset| .cse0 27) (- 28)) .cse1) (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| Int)) (let ((.cse13 (store |c_#pthreadsMutex| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#pthreadsMutex| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 4) 0)))) (let ((.cse14 (store (select .cse13 |c_~#cache~0.base|) (+ |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| 4) 0)) (.cse15 (+ (* (div (+ |c_~#cache~0.offset| (- |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset|) 27) (- 28)) 28) |c_~#cache~0.offset| 32))) (or (not (= (select (select (let ((.cse12 (store .cse13 |c_~#cache~0.base| (store .cse14 .cse15 1)))) (store .cse12 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (select .cse12 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base|) (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#cache~0.base|) (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) |c_~#cache~0.offset| 32)) 0)) (not (= (select .cse14 .cse15) 0)) (< (+ |c_~#cache~0.offset| (* 28 (div (+ |c_~#cache~0.offset| (* |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| (- 1)) 27) (- 28)))) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87|))))) .cse7 (not (= 0 (mod (+ |c_~#cache~0.offset| .cse6 27) (- 28))))) (or (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| Int)) (let ((.cse17 (store |c_#pthreadsMutex| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#pthreadsMutex| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 4) 0)))) (let ((.cse18 (store (select .cse17 |c_~#cache~0.base|) (+ |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| 4) 0)) (.cse19 (+ |c_~#cache~0.offset| 32 (* (div (+ |c_~#cache~0.offset| 30 (- |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset|)) (- 28)) 28)))) (or (not (= (select (select (let ((.cse16 (store .cse17 |c_~#cache~0.base| (store .cse18 .cse19 1)))) (store .cse16 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (select .cse16 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base|) (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#cache~0.base|) (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) |c_~#cache~0.offset| 32)) 0)) (< (+ |c_~#cache~0.offset| (* 28 (div (+ |c_~#cache~0.offset| (* |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| (- 1)) 30) (- 28)))) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87|) (not (= (select .cse18 .cse19) 0)))))) (< (div (+ |c_~#cache~0.offset| .cse0 30) (- 28)) .cse1) (not (= (mod (+ |c_~#cache~0.offset| 2 .cse6) (- 28)) 0)) .cse7) (or (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| Int)) (let ((.cse23 (store |c_#pthreadsMutex| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#pthreadsMutex| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 4) 0)))) (let ((.cse20 (store (select .cse23 |c_~#cache~0.base|) (+ |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| 4) 0)) (.cse21 (+ |c_~#cache~0.offset| (* (div (+ |c_~#cache~0.offset| 29 (- |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset|)) (- 28)) 28) 32))) (or (< (+ |c_~#cache~0.offset| (* 28 (div (+ |c_~#cache~0.offset| (* |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| (- 1)) 29) (- 28)))) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87|) (not (= (select .cse20 .cse21) 0)) (not (= (select (select (let ((.cse22 (store .cse23 |c_~#cache~0.base| (store .cse20 .cse21 1)))) (store .cse22 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (select .cse22 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base|) (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#cache~0.base|) (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) |c_~#cache~0.offset| 32)) 0)))))) (< (div (+ |c_~#cache~0.offset| .cse0 29) (- 28)) .cse1) (not (= (mod (+ |c_~#cache~0.offset| .cse6 1) (- 28)) 0)) .cse7) (or (not (= (mod (+ |c_~#cache~0.offset| 3 .cse6) (- 28)) 0)) (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| Int)) (let ((.cse25 (store |c_#pthreadsMutex| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#pthreadsMutex| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 4) 0)))) (let ((.cse26 (store (select .cse25 |c_~#cache~0.base|) (+ |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| 4) 0)) (.cse27 (+ |c_~#cache~0.offset| 32 (* (div (+ |c_~#cache~0.offset| (- |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset|) 31) (- 28)) 28)))) (or (not (= (select (select (let ((.cse24 (store .cse25 |c_~#cache~0.base| (store .cse26 .cse27 1)))) (store .cse24 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (select .cse24 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base|) (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#cache~0.base|) (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) |c_~#cache~0.offset| 32)) 0)) (not (= (select .cse26 .cse27) 0)) (< (+ |c_~#cache~0.offset| (* 28 (div (+ |c_~#cache~0.offset| (* |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| (- 1)) 31) (- 28)))) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87|))))) .cse7 (< (div (+ |c_~#cache~0.offset| .cse0 31) (- 28)) .cse1)) (or (not (= 0 (mod (+ |c_~#cache~0.offset| 25 .cse6) (- 28)))) (forall ((|v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| Int)) (let ((.cse31 (store |c_#pthreadsMutex| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#pthreadsMutex| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| 4) 0)))) (let ((.cse28 (store (select .cse31 |c_~#cache~0.base|) (+ |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87| 4) 0)) (.cse29 (+ |c_~#cache~0.offset| 32 (* (div (+ |c_~#cache~0.offset| (- |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset|) 25) (- 28)) 28)))) (or (not (= (select .cse28 .cse29) 0)) (< (+ |c_~#cache~0.offset| (* 28 (div (+ |c_~#cache~0.offset| (* |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| (- 1)) 25) (- 28)))) |v_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset_87|) (not (= (select (select (let ((.cse30 (store .cse31 |c_~#cache~0.base| (store .cse28 .cse29 1)))) (store .cse30 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base| (store (select .cse30 |c_ULTIMATE.start_cache_entry_addref_~entry#1.base|) (+ |c_ULTIMATE.start_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#cache~0.base|) (+ (* |c_ULTIMATE.start_main_~i~2#1| 28) |c_~#cache~0.offset| 32)) 0)))))) (< (div (+ |c_~#cache~0.offset| .cse0 25) (- 28)) .cse1) .cse7))) is different from true [2021-11-22 23:15:54,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:15:54,766 INFO L354 Elim1Store]: treesize reduction 132, result has 19.5 percent of original size [2021-11-22 23:15:54,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 3651 treesize of output 3580 [2021-11-22 23:15:54,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2283 treesize of output 2279 [2021-11-22 23:15:54,849 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 23:15:54,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2311 treesize of output 2315 [2021-11-22 23:15:55,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:15:55,187 INFO L354 Elim1Store]: treesize reduction 105, result has 36.0 percent of original size [2021-11-22 23:15:55,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 4581 treesize of output 4465 [2021-11-22 23:15:55,282 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 23:15:55,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 2376 treesize of output 2376 [2021-11-22 23:15:55,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 8 treesize of output 4 [2021-11-22 23:15:55,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:55,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:55,605 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:55,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:55,635 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 23:15:55,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 90 [2021-11-22 23:15:55,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:15:55,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:55,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:55,832 INFO L354 Elim1Store]: treesize reduction 54, result has 52.2 percent of original size [2021-11-22 23:15:55,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 291 treesize of output 301 [2021-11-22 23:15:55,851 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 23:15:55,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 212 treesize of output 212 [2021-11-22 23:15:56,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 8 treesize of output 4 [2021-11-22 23:15:56,097 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:56,102 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:56,104 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:56,105 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:56,131 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 23:15:56,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 90 [2021-11-22 23:15:56,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:15:56,386 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:56,399 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:56,529 INFO L354 Elim1Store]: treesize reduction 54, result has 52.2 percent of original size [2021-11-22 23:15:56,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 387 treesize of output 397 [2021-11-22 23:15:56,562 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 23:15:56,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 313 treesize of output 313 [2021-11-22 23:15:57,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 8 treesize of output 4 [2021-11-22 23:15:57,053 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:57,061 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:57,064 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:57,066 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:57,113 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 23:15:57,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 90 [2021-11-22 23:15:57,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:15:57,506 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:57,530 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:57,830 INFO L354 Elim1Store]: treesize reduction 54, result has 52.2 percent of original size [2021-11-22 23:15:57,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 747 treesize of output 739 [2021-11-22 23:15:57,919 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 23:15:57,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 560 treesize of output 560 [2021-11-22 23:15:58,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 8 treesize of output 4 [2021-11-22 23:15:58,801 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:58,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:58,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:58,851 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:58,945 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 23:15:58,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 90 [2021-11-22 23:15:59,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:15:59,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:59,593 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:16:00,400 INFO L354 Elim1Store]: treesize reduction 54, result has 52.2 percent of original size [2021-11-22 23:16:00,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 238 treesize of output 257 [2021-11-22 23:16:00,602 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 23:16:00,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 257 treesize of output 257 [2021-11-22 23:16:01,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 8 treesize of output 4 [2021-11-22 23:16:01,745 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:16:01,780 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:16:01,781 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:16:02,145 INFO L354 Elim1Store]: treesize reduction 31, result has 57.5 percent of original size [2021-11-22 23:16:02,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 91 treesize of output 104 [2021-11-22 23:16:03,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:16:03,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:16:03,896 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:16:04,617 INFO L354 Elim1Store]: treesize reduction 54, result has 52.2 percent of original size [2021-11-22 23:16:04,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 291 treesize of output 301 [2021-11-22 23:16:04,772 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 23:16:04,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 212 treesize of output 212 [2021-11-22 23:16:06,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 8 treesize of output 4 [2021-11-22 23:16:06,903 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:16:06,926 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:16:06,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:16:06,987 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:16:07,151 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 23:16:07,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 90 [2021-11-22 23:16:22,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2611 backedges. 900 proven. 98 refuted. 0 times theorem prover too weak. 1611 trivial. 2 not checked. [2021-11-22 23:16:22,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1067641537] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 23:16:22,999 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 23:16:22,999 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 38, 33] total 96 [2021-11-22 23:16:22,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341804625] [2021-11-22 23:16:22,999 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 23:16:23,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 96 states [2021-11-22 23:16:23,001 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:16:23,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2021-11-22 23:16:23,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=717, Invalid=8004, Unknown=29, NotChecked=370, Total=9120 [2021-11-22 23:16:23,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:16:23,004 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:16:23,005 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 96 states, 96 states have (on average 9.822916666666666) internal successors, (943), 96 states have internal predecessors, (943), 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) [2021-11-22 23:16:23,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:16:23,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:16:23,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:16:23,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:16:23,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-22 23:16:23,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:16:23,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-11-22 23:16:23,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:16:23,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-11-22 23:16:23,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-11-22 23:16:23,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2021-11-22 23:16:23,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:17:18,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:17:18,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:17:18,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:17:18,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:17:18,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-22 23:17:18,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:17:18,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-22 23:17:18,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:17:18,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-11-22 23:17:18,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-11-22 23:17:18,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2021-11-22 23:17:18,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-11-22 23:17:18,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2021-11-22 23:17:18,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-11-22 23:17:18,373 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-11-22 23:17:18,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:17:18,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1908737599, now seen corresponding path program 4 times [2021-11-22 23:17:18,374 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:17:18,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826287142] [2021-11-22 23:17:18,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:17:18,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:18,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:19,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1468 backedges. 844 proven. 389 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-22 23:17:19,300 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:17:19,300 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826287142] [2021-11-22 23:17:19,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826287142] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 23:17:19,300 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1704855190] [2021-11-22 23:17:19,300 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-22 23:17:19,300 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:17:19,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:17:19,303 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 23:17:19,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d5349ab-2533-4ab5-bca6-fcc85faaf346/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process