./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am --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 da9f6c449f4da806b6a3bb0aaf2c3c9171ea9b71d075f7e8b1d9543f656f7b8b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 06:51:45,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 06:51:45,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 06:51:45,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 06:51:45,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 06:51:45,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 06:51:45,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 06:51:45,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 06:51:45,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 06:51:45,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 06:51:45,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 06:51:45,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 06:51:45,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 06:51:45,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 06:51:45,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 06:51:45,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 06:51:45,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 06:51:45,423 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 06:51:45,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 06:51:45,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 06:51:45,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 06:51:45,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 06:51:45,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 06:51:45,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 06:51:45,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 06:51:45,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 06:51:45,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 06:51:45,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 06:51:45,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 06:51:45,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 06:51:45,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 06:51:45,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 06:51:45,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 06:51:45,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 06:51:45,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 06:51:45,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 06:51:45,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 06:51:45,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 06:51:45,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 06:51:45,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 06:51:45,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 06:51:45,474 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2022-11-23 06:51:45,511 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 06:51:45,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 06:51:45,512 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 06:51:45,512 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 06:51:45,513 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 06:51:45,513 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 06:51:45,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 06:51:45,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 06:51:45,514 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 06:51:45,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 06:51:45,516 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 06:51:45,516 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 06:51:45,516 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 06:51:45,517 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 06:51:45,517 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 06:51:45,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 06:51:45,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 06:51:45,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 06:51:45,518 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-23 06:51:45,518 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 06:51:45,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 06:51:45,518 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 06:51:45,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 06:51:45,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 06:51:45,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 06:51:45,519 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-23 06:51:45,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 06:51:45,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 06:51:45,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 06:51:45,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 06:51:45,520 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 06:51:45,520 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 06:51:45,521 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2022-11-23 06:51:45,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 06:51:45,521 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-23 06:51:45,521 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-23 06:51:45,522 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-23 06:51:45,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 06:51:45,522 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-23 06:51:45,522 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-23 06:51:45,522 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_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da9f6c449f4da806b6a3bb0aaf2c3c9171ea9b71d075f7e8b1d9543f656f7b8b [2022-11-23 06:51:45,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 06:51:45,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 06:51:45,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 06:51:45,831 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 06:51:45,831 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 06:51:45,832 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/../../sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i [2022-11-23 06:51:48,886 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 06:51:49,177 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 06:51:49,178 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i [2022-11-23 06:51:49,197 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/data/18bff4383/9cff24906228440a8853497df96a5a2a/FLAG84c8ab331 [2022-11-23 06:51:49,254 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/data/18bff4383/9cff24906228440a8853497df96a5a2a [2022-11-23 06:51:49,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 06:51:49,258 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 06:51:49,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 06:51:49,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 06:51:49,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 06:51:49,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:51:49" (1/1) ... [2022-11-23 06:51:49,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38349a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:51:49, skipping insertion in model container [2022-11-23 06:51:49,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:51:49" (1/1) ... [2022-11-23 06:51:49,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 06:51:49,356 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 06:51:49,990 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i[47038,47051] [2022-11-23 06:51:50,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 06:51:50,112 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 06:51:50,174 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/sv-benchmarks/c/goblint-regression/28-race_reach_85-list2_racefree.i[47038,47051] [2022-11-23 06:51:50,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 06:51:50,279 INFO L208 MainTranslator]: Completed translation [2022-11-23 06:51:50,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:51:50 WrapperNode [2022-11-23 06:51:50,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 06:51:50,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 06:51:50,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 06:51:50,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 06:51:50,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:51:50" (1/1) ... [2022-11-23 06:51:50,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:51:50" (1/1) ... [2022-11-23 06:51:50,370 INFO L138 Inliner]: procedures = 279, calls = 86, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 517 [2022-11-23 06:51:50,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 06:51:50,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 06:51:50,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 06:51:50,383 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 06:51:50,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:51:50" (1/1) ... [2022-11-23 06:51:50,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:51:50" (1/1) ... [2022-11-23 06:51:50,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:51:50" (1/1) ... [2022-11-23 06:51:50,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:51:50" (1/1) ... [2022-11-23 06:51:50,436 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:51:50" (1/1) ... [2022-11-23 06:51:50,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:51:50" (1/1) ... [2022-11-23 06:51:50,465 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:51:50" (1/1) ... [2022-11-23 06:51:50,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:51:50" (1/1) ... [2022-11-23 06:51:50,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 06:51:50,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 06:51:50,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 06:51:50,479 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 06:51:50,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:51:50" (1/1) ... [2022-11-23 06:51:50,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 06:51:50,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:51:50,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 06:51:50,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 06:51:50,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 06:51:50,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 06:51:50,555 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2022-11-23 06:51:50,556 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2022-11-23 06:51:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 06:51:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 06:51:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2022-11-23 06:51:50,556 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2022-11-23 06:51:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 06:51:50,556 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-23 06:51:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 06:51:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 06:51:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 06:51:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun [2022-11-23 06:51:50,557 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun [2022-11-23 06:51:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 06:51:50,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 06:51:50,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 06:51:50,559 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-23 06:51:50,727 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 06:51:50,729 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 06:51:51,758 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 06:51:51,777 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 06:51:51,778 INFO L300 CfgBuilder]: Removed 28 assume(true) statements. [2022-11-23 06:51:51,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:51:51 BoogieIcfgContainer [2022-11-23 06:51:51,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 06:51:51,787 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 06:51:51,787 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 06:51:51,790 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 06:51:51,791 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:51:49" (1/3) ... [2022-11-23 06:51:51,791 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3231d129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:51:51, skipping insertion in model container [2022-11-23 06:51:51,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:51:50" (2/3) ... [2022-11-23 06:51:51,793 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3231d129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:51:51, skipping insertion in model container [2022-11-23 06:51:51,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:51:51" (3/3) ... [2022-11-23 06:51:51,796 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_85-list2_racefree.i [2022-11-23 06:51:51,805 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-23 06:51:51,816 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 06:51:51,816 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 34 error locations. [2022-11-23 06:51:51,816 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-23 06:51:51,996 INFO L144 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2022-11-23 06:51:52,072 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:51:52,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-23 06:51:52,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:51:52,078 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-23 06:51:52,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-23 06:51:52,136 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-23 06:51:52,145 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2_funThread1of1ForFork0 ======== [2022-11-23 06:51:52,151 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1944eec9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:51:52,152 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-23 06:51:52,868 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t2_funErr0ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-23 06:51:52,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:51:52,876 INFO L85 PathProgramCache]: Analyzing trace with hash -807436481, now seen corresponding path program 1 times [2022-11-23 06:51:52,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:51:52,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156151542] [2022-11-23 06:51:52,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:51:52,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:51:53,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:51:53,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:51:53,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:51:53,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156151542] [2022-11-23 06:51:53,262 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156151542] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:51:53,270 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:51:53,270 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 06:51:53,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449750386] [2022-11-23 06:51:53,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:51:53,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 06:51:53,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:51:53,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 06:51:53,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 06:51:53,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:53,313 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:51:53,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 58.5) internal successors, (117), 2 states have internal predecessors, (117), 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) [2022-11-23 06:51:53,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:53,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:53,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 06:51:53,368 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t2_funErr0ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-23 06:51:53,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:51:53,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1100839488, now seen corresponding path program 1 times [2022-11-23 06:51:53,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:51:53,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779695568] [2022-11-23 06:51:53,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:51:53,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:51:53,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:51:53,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:51:53,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:51:53,589 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779695568] [2022-11-23 06:51:53,589 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779695568] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:51:53,590 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:51:53,590 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 06:51:53,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236774884] [2022-11-23 06:51:53,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:51:53,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:51:53,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:51:53,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:51:53,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 06:51:53,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:53,595 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:51:53,595 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 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) [2022-11-23 06:51:53,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:53,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:53,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:53,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:53,853 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 06:51:53,853 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t2_funErr0ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-23 06:51:53,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:51:53,854 INFO L85 PathProgramCache]: Analyzing trace with hash -1139592154, now seen corresponding path program 1 times [2022-11-23 06:51:53,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:51:53,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095090231] [2022-11-23 06:51:53,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:51:53,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:51:53,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:51:54,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:51:54,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:51:54,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095090231] [2022-11-23 06:51:54,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095090231] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:51:54,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1916050892] [2022-11-23 06:51:54,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:51:54,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:51:54,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:51:54,254 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:51:54,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 06:51:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:51:54,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 06:51:54,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:51:54,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 06:51:54,526 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 06:51:54,526 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1916050892] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:51:54,527 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 06:51:54,527 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2022-11-23 06:51:54,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912699221] [2022-11-23 06:51:54,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:51:54,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:51:54,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:51:54,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:51:54,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:51:54,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:54,531 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:51:54,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 71.0) internal successors, (142), 3 states have internal predecessors, (142), 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) [2022-11-23 06:51:54,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:54,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:54,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:54,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:54,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:54,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:54,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-23 06:51:54,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:51:54,976 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t2_funErr1ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-23 06:51:54,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:51:54,976 INFO L85 PathProgramCache]: Analyzing trace with hash 769874845, now seen corresponding path program 1 times [2022-11-23 06:51:54,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:51:54,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996057337] [2022-11-23 06:51:54,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:51:54,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:51:55,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:51:55,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 06:51:55,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:51:55,351 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996057337] [2022-11-23 06:51:55,351 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996057337] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:51:55,351 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [178335267] [2022-11-23 06:51:55,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:51:55,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:51:55,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:51:55,355 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:51:55,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 06:51:55,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:51:55,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 06:51:55,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:51:55,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 06:51:55,632 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 06:51:55,632 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [178335267] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:51:55,633 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 06:51:55,633 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-23 06:51:55,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998954512] [2022-11-23 06:51:55,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:51:55,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:51:55,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:51:55,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:51:55,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:51:55,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:55,636 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:51:55,637 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.666666666666664) internal successors, (170), 3 states have internal predecessors, (170), 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) [2022-11-23 06:51:55,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:55,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:55,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:55,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:55,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:55,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:55,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:55,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:55,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-23 06:51:55,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:51:55,982 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t2_funErr1ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-23 06:51:55,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:51:55,983 INFO L85 PathProgramCache]: Analyzing trace with hash -96831451, now seen corresponding path program 1 times [2022-11-23 06:51:55,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:51:55,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492165382] [2022-11-23 06:51:55,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:51:55,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:51:56,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:51:56,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 06:51:56,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:51:56,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492165382] [2022-11-23 06:51:56,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492165382] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:51:56,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2144935225] [2022-11-23 06:51:56,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:51:56,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:51:56,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:51:56,271 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:51:56,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-23 06:51:56,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:51:56,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 06:51:56,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:51:56,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 06:51:56,563 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 06:51:56,563 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2144935225] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:51:56,563 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 06:51:56,563 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-23 06:51:56,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837092967] [2022-11-23 06:51:56,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:51:56,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:51:56,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:51:56,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:51:56,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:51:56,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:56,572 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:51:56,573 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:51:56,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:56,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:56,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:56,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:56,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:56,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:56,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:56,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:56,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:56,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:56,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-23 06:51:56,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:51:56,895 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t2_funErr1ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-23 06:51:56,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:51:56,896 INFO L85 PathProgramCache]: Analyzing trace with hash -96830490, now seen corresponding path program 1 times [2022-11-23 06:51:56,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:51:56,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410799891] [2022-11-23 06:51:56,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:51:56,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:51:56,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:51:57,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 06:51:57,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:51:57,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410799891] [2022-11-23 06:51:57,118 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410799891] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:51:57,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1402906765] [2022-11-23 06:51:57,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:51:57,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:51:57,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:51:57,121 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:51:57,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-23 06:51:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:51:57,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 06:51:57,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:51:57,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 06:51:57,447 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:51:57,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 06:51:57,501 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1402906765] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:51:57,502 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:51:57,502 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-23 06:51:57,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504431903] [2022-11-23 06:51:57,502 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:51:57,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-23 06:51:57,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:51:57,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-23 06:51:57,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-23 06:51:57,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:57,505 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:51:57,506 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 20.5) internal successors, (205), 10 states have internal predecessors, (205), 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) [2022-11-23 06:51:57,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:57,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:57,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:57,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:57,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:57,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:57,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:57,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:57,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:57,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:57,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:57,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:51:57,953 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr0ASSERT_VIOLATIONDATA_RACE (7 of 8 remaining) [2022-11-23 06:51:57,954 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr1ASSERT_VIOLATIONDATA_RACE (6 of 8 remaining) [2022-11-23 06:51:57,954 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr2ASSERT_VIOLATIONDATA_RACE (5 of 8 remaining) [2022-11-23 06:51:57,954 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr7ASSERT_VIOLATIONDATA_RACE (4 of 8 remaining) [2022-11-23 06:51:57,954 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 8 remaining) [2022-11-23 06:51:57,955 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr5ASSERT_VIOLATIONDATA_RACE (2 of 8 remaining) [2022-11-23 06:51:57,955 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr4ASSERT_VIOLATIONDATA_RACE (1 of 8 remaining) [2022-11-23 06:51:57,955 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 8 remaining) [2022-11-23 06:51:57,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-11-23 06:51:58,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-23 06:51:58,173 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-11-23 06:51:58,175 INFO L307 ceAbstractionStarter]: Result for error location t2_funThread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/4) [2022-11-23 06:51:58,181 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:51:58,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-23 06:51:58,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:51:58,182 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-23 06:51:58,192 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-23 06:51:58,193 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t1_funThread1of1ForFork2 ======== [2022-11-23 06:51:58,193 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1944eec9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:51:58,193 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-11-23 06:51:58,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Waiting until timeout for monitored process [2022-11-23 06:51:58,529 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:51:58,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:51:58,529 INFO L85 PathProgramCache]: Analyzing trace with hash -2007643782, now seen corresponding path program 1 times [2022-11-23 06:51:58,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:51:58,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019658533] [2022-11-23 06:51:58,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:51:58,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:51:58,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:51:58,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 06:51:58,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:51:58,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019658533] [2022-11-23 06:51:58,596 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019658533] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:51:58,596 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:51:58,597 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 06:51:58,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18920019] [2022-11-23 06:51:58,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:51:58,597 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 06:51:58,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:51:58,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 06:51:58,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 06:51:58,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:58,599 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:51:58,599 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 69.0) internal successors, (138), 2 states have internal predecessors, (138), 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) [2022-11-23 06:51:58,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:58,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:58,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-23 06:51:58,660 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:51:58,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:51:58,661 INFO L85 PathProgramCache]: Analyzing trace with hash 1447963062, now seen corresponding path program 1 times [2022-11-23 06:51:58,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:51:58,661 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140867230] [2022-11-23 06:51:58,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:51:58,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:51:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:51:58,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:51:58,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:51:58,814 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140867230] [2022-11-23 06:51:58,815 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140867230] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:51:58,815 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1444142693] [2022-11-23 06:51:58,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:51:58,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:51:58,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:51:58,822 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:51:58,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-23 06:51:59,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:51:59,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 06:51:59,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:51:59,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 06:51:59,090 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 06:51:59,090 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1444142693] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:51:59,090 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 06:51:59,091 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-23 06:51:59,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607556379] [2022-11-23 06:51:59,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:51:59,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:51:59,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:51:59,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:51:59,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:51:59,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:59,093 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:51:59,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 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) [2022-11-23 06:51:59,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:59,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:59,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:59,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:59,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-23 06:51:59,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:51:59,385 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:51:59,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:51:59,385 INFO L85 PathProgramCache]: Analyzing trace with hash -114509245, now seen corresponding path program 1 times [2022-11-23 06:51:59,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:51:59,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780633979] [2022-11-23 06:51:59,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:51:59,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:51:59,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:51:59,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:51:59,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:51:59,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780633979] [2022-11-23 06:51:59,604 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780633979] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:51:59,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1837379924] [2022-11-23 06:51:59,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:51:59,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:51:59,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:51:59,607 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:51:59,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-23 06:51:59,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:51:59,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 06:51:59,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:51:59,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:51:59,943 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:51:59,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:51:59,992 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1837379924] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:51:59,993 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:51:59,993 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-23 06:51:59,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445302142] [2022-11-23 06:51:59,993 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:51:59,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-23 06:51:59,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:51:59,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-23 06:51:59,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-23 06:51:59,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:59,996 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:51:59,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 17.1) internal successors, (171), 10 states have internal predecessors, (171), 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) [2022-11-23 06:51:59,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:51:59,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:51:59,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:00,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:00,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:00,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:00,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-23 06:52:00,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:52:00,288 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:00,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:00,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1282080024, now seen corresponding path program 1 times [2022-11-23 06:52:00,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:00,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572038315] [2022-11-23 06:52:00,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:00,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:01,011 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-23 06:52:01,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:01,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572038315] [2022-11-23 06:52:01,011 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572038315] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:01,011 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:01,012 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 06:52:01,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324780824] [2022-11-23 06:52:01,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:01,012 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 06:52:01,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:01,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 06:52:01,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:52:01,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:01,014 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:01,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 26.0) internal successors, (130), 6 states have internal predecessors, (130), 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) [2022-11-23 06:52:01,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:01,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:01,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:01,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:01,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:01,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:01,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:01,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:01,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-23 06:52:01,171 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:01,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:01,172 INFO L85 PathProgramCache]: Analyzing trace with hash 585425645, now seen corresponding path program 1 times [2022-11-23 06:52:01,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:01,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711761982] [2022-11-23 06:52:01,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:01,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:01,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:01,888 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-23 06:52:01,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:01,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711761982] [2022-11-23 06:52:01,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711761982] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:01,889 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:01,889 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 06:52:01,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892381290] [2022-11-23 06:52:01,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:01,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 06:52:01,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:01,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 06:52:01,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:52:01,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:01,892 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:01,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 27.6) internal successors, (138), 6 states have internal predecessors, (138), 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) [2022-11-23 06:52:01,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:01,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:01,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:01,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:01,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:02,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:02,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:02,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:02,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:02,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:02,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-23 06:52:02,020 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t1_funErr2ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:02,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:02,020 INFO L85 PathProgramCache]: Analyzing trace with hash -285255502, now seen corresponding path program 1 times [2022-11-23 06:52:02,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:02,021 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112048481] [2022-11-23 06:52:02,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:02,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:02,119 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-23 06:52:02,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:02,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112048481] [2022-11-23 06:52:02,119 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112048481] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:02,120 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:02,120 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 06:52:02,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373179744] [2022-11-23 06:52:02,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:02,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:52:02,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:02,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:52:02,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 06:52:02,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:02,123 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:02,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 72.0) internal successors, (144), 3 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:52:02,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:02,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:02,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:02,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:02,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:02,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:02,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:02,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:02,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:02,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:02,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:02,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:02,189 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-23 06:52:02,190 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:02,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:02,190 INFO L85 PathProgramCache]: Analyzing trace with hash -512547317, now seen corresponding path program 1 times [2022-11-23 06:52:02,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:02,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039128355] [2022-11-23 06:52:02,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:02,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:02,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:03,114 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-23 06:52:03,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:03,114 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039128355] [2022-11-23 06:52:03,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039128355] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:03,115 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:03,115 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 06:52:03,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37948919] [2022-11-23 06:52:03,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:03,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 06:52:03,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:03,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 06:52:03,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:52:03,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:03,120 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:03,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 32.2) internal successors, (161), 6 states have internal predecessors, (161), 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) [2022-11-23 06:52:03,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:03,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:03,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:03,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:03,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:03,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:03,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:03,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:03,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:03,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:03,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:03,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:03,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:03,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:03,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-23 06:52:03,292 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting t1_funErr5ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:03,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:03,293 INFO L85 PathProgramCache]: Analyzing trace with hash -206708255, now seen corresponding path program 1 times [2022-11-23 06:52:03,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:03,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266594312] [2022-11-23 06:52:03,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:03,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:04,132 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-23 06:52:04,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:04,132 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266594312] [2022-11-23 06:52:04,132 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266594312] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:04,132 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:04,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 06:52:04,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080459124] [2022-11-23 06:52:04,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:04,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 06:52:04,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:04,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 06:52:04,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:52:04,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:04,136 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:04,136 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 34.0) internal successors, (170), 6 states have internal predecessors, (170), 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) [2022-11-23 06:52:04,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:04,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:04,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:04,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:04,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:04,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:04,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:04,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:04,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:04,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:04,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:04,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:04,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:04,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:04,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:04,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:04,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-23 06:52:04,320 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting t1_funErr6ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:04,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:04,321 INFO L85 PathProgramCache]: Analyzing trace with hash -1302224538, now seen corresponding path program 1 times [2022-11-23 06:52:04,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:04,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406683033] [2022-11-23 06:52:04,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:04,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:05,165 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-23 06:52:05,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:05,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406683033] [2022-11-23 06:52:05,166 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406683033] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:05,166 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:05,166 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 06:52:05,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088088141] [2022-11-23 06:52:05,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:05,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 06:52:05,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:05,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 06:52:05,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:52:05,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:05,170 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:05,171 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 35.6) internal successors, (178), 6 states have internal predecessors, (178), 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) [2022-11-23 06:52:05,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:05,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:05,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:05,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:05,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:05,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:05,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:05,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:05,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:05,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:05,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:05,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:05,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:05,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:05,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:05,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:05,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:05,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:05,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-23 06:52:05,336 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting t1_funErr3ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:05,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:05,337 INFO L85 PathProgramCache]: Analyzing trace with hash -285254508, now seen corresponding path program 1 times [2022-11-23 06:52:05,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:05,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241378286] [2022-11-23 06:52:05,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:05,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:05,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:05,455 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-23 06:52:05,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:05,455 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241378286] [2022-11-23 06:52:05,455 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241378286] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:05,455 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:05,456 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 06:52:05,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554547802] [2022-11-23 06:52:05,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:05,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:52:05,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:05,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:52:05,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 06:52:05,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:05,459 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:05,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 72.0) internal successors, (144), 3 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:52:05,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:05,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:05,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:05,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:05,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:05,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:05,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:05,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:05,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:05,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:06,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:06,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:06,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:06,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:06,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:06,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:06,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:06,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,123 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr0ASSERT_VIOLATIONDATA_RACE (6 of 7 remaining) [2022-11-23 06:52:06,123 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr1ASSERT_VIOLATIONDATA_RACE (5 of 7 remaining) [2022-11-23 06:52:06,123 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr2ASSERT_VIOLATIONDATA_RACE (4 of 7 remaining) [2022-11-23 06:52:06,123 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 7 remaining) [2022-11-23 06:52:06,124 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr4ASSERT_VIOLATIONDATA_RACE (2 of 7 remaining) [2022-11-23 06:52:06,124 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr5ASSERT_VIOLATIONDATA_RACE (1 of 7 remaining) [2022-11-23 06:52:06,124 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 7 remaining) [2022-11-23 06:52:06,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-23 06:52:06,142 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 06:52:06,143 INFO L307 ceAbstractionStarter]: Result for error location t1_funThread1of1ForFork2 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/4) [2022-11-23 06:52:06,149 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:52:06,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-23 06:52:06,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:52:06,151 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-23 06:52:06,157 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-23 06:52:06,158 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-23 06:52:06,158 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1944eec9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:52:06,158 INFO L358 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2022-11-23 06:52:06,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (10)] Waiting until timeout for monitored process [2022-11-23 06:52:06,181 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-23 06:52:06,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:06,181 INFO L85 PathProgramCache]: Analyzing trace with hash 1483080218, now seen corresponding path program 1 times [2022-11-23 06:52:06,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:06,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389271941] [2022-11-23 06:52:06,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:06,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:06,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:06,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:52:06,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:06,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389271941] [2022-11-23 06:52:06,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389271941] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:06,217 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:06,217 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 06:52:06,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083708552] [2022-11-23 06:52:06,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:06,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:52:06,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:06,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:52:06,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 06:52:06,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:06,219 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:06,220 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 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) [2022-11-23 06:52:06,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:06,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,230 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-23 06:52:06,230 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-23 06:52:06,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:06,231 INFO L85 PathProgramCache]: Analyzing trace with hash -730148464, now seen corresponding path program 1 times [2022-11-23 06:52:06,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:06,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634122926] [2022-11-23 06:52:06,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:06,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:06,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:06,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:52:06,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:06,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634122926] [2022-11-23 06:52:06,265 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634122926] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:06,266 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:06,266 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 06:52:06,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421332298] [2022-11-23 06:52:06,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:06,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:52:06,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:06,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:52:06,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 06:52:06,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:06,268 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:06,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:52:06,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:06,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-23 06:52:06,278 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-23 06:52:06,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:06,279 INFO L85 PathProgramCache]: Analyzing trace with hash -1943411359, now seen corresponding path program 1 times [2022-11-23 06:52:06,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:06,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526383599] [2022-11-23 06:52:06,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:06,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:06,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:06,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:52:06,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:06,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526383599] [2022-11-23 06:52:06,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526383599] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:06,529 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:06,529 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 06:52:06,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777845252] [2022-11-23 06:52:06,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:06,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 06:52:06,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:06,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 06:52:06,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:52:06,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:06,531 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:06,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.4) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:52:06,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:06,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:06,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-23 06:52:06,572 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-23 06:52:06,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:06,573 INFO L85 PathProgramCache]: Analyzing trace with hash 987159433, now seen corresponding path program 1 times [2022-11-23 06:52:06,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:06,573 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103272410] [2022-11-23 06:52:06,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:06,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:06,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:06,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:52:06,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:06,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103272410] [2022-11-23 06:52:06,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103272410] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:06,884 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:06,884 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 06:52:06,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501073474] [2022-11-23 06:52:06,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:06,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 06:52:06,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:06,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 06:52:06,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:52:06,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:06,886 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:06,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.0) internal successors, (70), 6 states have internal predecessors, (70), 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) [2022-11-23 06:52:06,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:06,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:06,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:06,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:06,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-23 06:52:06,930 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-23 06:52:06,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:06,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1134653591, now seen corresponding path program 1 times [2022-11-23 06:52:06,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:06,931 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445559453] [2022-11-23 06:52:06,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:06,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:06,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:06,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:52:06,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:06,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445559453] [2022-11-23 06:52:06,975 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445559453] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:06,976 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:06,976 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 06:52:06,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459466583] [2022-11-23 06:52:06,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:06,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:52:06,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:06,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:52:06,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 06:52:06,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:06,978 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:06,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 38.5) internal successors, (77), 3 states have internal predecessors, (77), 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) [2022-11-23 06:52:06,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:06,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:06,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:06,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:06,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:06,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:06,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-23 06:52:06,991 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-23 06:52:06,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:06,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1078463667, now seen corresponding path program 1 times [2022-11-23 06:52:06,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:06,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529221349] [2022-11-23 06:52:06,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:06,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:07,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:07,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:52:07,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:07,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529221349] [2022-11-23 06:52:07,036 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529221349] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:07,036 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:07,036 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 06:52:07,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195538695] [2022-11-23 06:52:07,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:07,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:52:07,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:07,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:52:07,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 06:52:07,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:07,038 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:07,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 40.5) internal successors, (81), 3 states have internal predecessors, (81), 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) [2022-11-23 06:52:07,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:07,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:07,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:07,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:07,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:07,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:07,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:07,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:07,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:07,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:07,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:07,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:07,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-23 06:52:07,161 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-23 06:52:07,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:07,162 INFO L85 PathProgramCache]: Analyzing trace with hash -2033418847, now seen corresponding path program 1 times [2022-11-23 06:52:07,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:07,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213378408] [2022-11-23 06:52:07,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:07,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:07,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:07,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:52:07,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:07,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213378408] [2022-11-23 06:52:07,241 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213378408] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:07,241 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:07,241 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 06:52:07,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378621382] [2022-11-23 06:52:07,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:07,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:52:07,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:07,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:52:07,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 06:52:07,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:07,244 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:07,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 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) [2022-11-23 06:52:07,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:07,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:07,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:07,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:07,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:07,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:07,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:07,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:07,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:07,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:07,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:07,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:07,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:07,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:07,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-23 06:52:07,573 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-23 06:52:07,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:07,574 INFO L85 PathProgramCache]: Analyzing trace with hash -965365973, now seen corresponding path program 1 times [2022-11-23 06:52:07,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:07,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369065375] [2022-11-23 06:52:07,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:07,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:07,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:52:07,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:07,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369065375] [2022-11-23 06:52:07,744 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369065375] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:52:07,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1655912279] [2022-11-23 06:52:07,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:07,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:52:07,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:52:07,750 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:52:07,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-23 06:52:08,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:08,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 06:52:08,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:52:08,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 06:52:08,098 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 06:52:08,098 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1655912279] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:08,098 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 06:52:08,098 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-23 06:52:08,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112085995] [2022-11-23 06:52:08,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:08,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:52:08,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:08,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:52:08,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:52:08,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:08,101 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:08,102 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 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) [2022-11-23 06:52:08,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:08,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:08,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:08,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:08,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:08,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:08,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:08,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:08,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:08,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:08,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:08,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:08,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:08,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:08,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:08,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:08,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-23 06:52:08,859 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:52:08,860 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-23 06:52:08,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:08,860 INFO L85 PathProgramCache]: Analyzing trace with hash 1286790991, now seen corresponding path program 1 times [2022-11-23 06:52:08,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:08,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52931162] [2022-11-23 06:52:08,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:08,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:09,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 06:52:09,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:09,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52931162] [2022-11-23 06:52:09,034 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52931162] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:52:09,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [673617255] [2022-11-23 06:52:09,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:09,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:52:09,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:52:09,038 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:52:09,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-23 06:52:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:09,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 06:52:09,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:52:09,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 06:52:09,419 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 06:52:09,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [673617255] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:09,419 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 06:52:09,419 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-23 06:52:09,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688291560] [2022-11-23 06:52:09,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:09,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:52:09,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:09,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:52:09,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:52:09,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:09,421 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:09,422 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 58.333333333333336) internal successors, (175), 3 states have internal predecessors, (175), 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) [2022-11-23 06:52:09,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:09,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:09,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:09,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:09,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:09,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:09,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:09,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:09,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:09,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:09,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:09,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:09,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:09,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:09,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:09,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:09,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:09,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:09,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-11-23 06:52:10,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:52:10,023 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-23 06:52:10,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:10,023 INFO L85 PathProgramCache]: Analyzing trace with hash 1789676583, now seen corresponding path program 1 times [2022-11-23 06:52:10,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:10,024 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529484768] [2022-11-23 06:52:10,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:10,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:10,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:10,205 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 06:52:10,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:10,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529484768] [2022-11-23 06:52:10,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529484768] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:52:10,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1486746390] [2022-11-23 06:52:10,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:10,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:52:10,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:52:10,207 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:52:10,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-11-23 06:52:10,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:10,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 06:52:10,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:52:10,614 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-23 06:52:10,614 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 06:52:10,615 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1486746390] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:10,615 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 06:52:10,615 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-23 06:52:10,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832262266] [2022-11-23 06:52:10,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:10,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:52:10,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:10,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:52:10,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:52:10,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:10,618 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:10,618 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 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) [2022-11-23 06:52:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:10,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:10,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:10,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:10,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:10,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:10,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:10,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:10,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:10,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:10,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:10,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:10,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:10,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-11-23 06:52:11,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:52:11,059 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-23 06:52:11,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:11,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1854063977, now seen corresponding path program 1 times [2022-11-23 06:52:11,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:11,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317700785] [2022-11-23 06:52:11,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:11,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:11,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:11,277 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 06:52:11,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:11,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317700785] [2022-11-23 06:52:11,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317700785] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:52:11,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1144252637] [2022-11-23 06:52:11,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:11,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:52:11,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:52:11,279 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:52:11,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-11-23 06:52:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:11,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 06:52:11,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:52:11,734 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 06:52:11,734 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:52:11,783 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 06:52:11,784 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1144252637] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:52:11,784 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:52:11,784 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-23 06:52:11,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676641967] [2022-11-23 06:52:11,785 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:52:11,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-23 06:52:11,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:11,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-23 06:52:11,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-23 06:52:11,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:11,787 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:11,787 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 22.7) internal successors, (227), 10 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:52:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:11,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:11,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:11,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:11,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:11,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:11,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:11,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:11,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:11,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:11,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:11,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:11,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-11-23 06:52:12,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2022-11-23 06:52:12,087 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-23 06:52:12,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:12,087 INFO L85 PathProgramCache]: Analyzing trace with hash 258356822, now seen corresponding path program 1 times [2022-11-23 06:52:12,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:12,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368361583] [2022-11-23 06:52:12,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:12,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:12,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 06:52:12,125 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 06:52:12,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 06:52:12,190 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 06:52:12,191 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-23 06:52:12,191 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 14 remaining) [2022-11-23 06:52:12,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (12 of 14 remaining) [2022-11-23 06:52:12,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (11 of 14 remaining) [2022-11-23 06:52:12,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (10 of 14 remaining) [2022-11-23 06:52:12,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (9 of 14 remaining) [2022-11-23 06:52:12,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (8 of 14 remaining) [2022-11-23 06:52:12,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (7 of 14 remaining) [2022-11-23 06:52:12,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (6 of 14 remaining) [2022-11-23 06:52:12,193 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (5 of 14 remaining) [2022-11-23 06:52:12,193 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (4 of 14 remaining) [2022-11-23 06:52:12,193 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (3 of 14 remaining) [2022-11-23 06:52:12,193 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (2 of 14 remaining) [2022-11-23 06:52:12,193 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 14 remaining) [2022-11-23 06:52:12,193 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 14 remaining) [2022-11-23 06:52:12,194 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-11-23 06:52:12,201 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 06:52:12,201 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (3/4) [2022-11-23 06:52:12,202 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-11-23 06:52:12,202 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-11-23 06:52:12,334 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2022-11-23 06:52:12,342 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:52:12,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-23 06:52:12,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:52:12,343 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-23 06:52:12,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (15)] Waiting until timeout for monitored process [2022-11-23 06:52:12,359 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-23 06:52:12,360 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t1_funThread1of2ForFork2 ======== [2022-11-23 06:52:12,360 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1944eec9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 06:52:12,360 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-11-23 06:52:12,903 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:12,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:12,907 INFO L85 PathProgramCache]: Analyzing trace with hash 221101025, now seen corresponding path program 1 times [2022-11-23 06:52:12,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:12,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555576357] [2022-11-23 06:52:12,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:12,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:13,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:13,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 06:52:13,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:13,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555576357] [2022-11-23 06:52:13,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555576357] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:13,037 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:13,038 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 06:52:13,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708452316] [2022-11-23 06:52:13,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:13,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 06:52:13,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:13,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 06:52:13,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 06:52:13,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:13,040 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:13,041 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 69.0) internal successors, (138), 2 states have internal predecessors, (138), 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) [2022-11-23 06:52:13,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:13,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:13,122 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-11-23 06:52:13,122 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:13,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:13,123 INFO L85 PathProgramCache]: Analyzing trace with hash -618259427, now seen corresponding path program 1 times [2022-11-23 06:52:13,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:13,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022362942] [2022-11-23 06:52:13,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:13,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:13,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:13,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:52:13,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:13,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022362942] [2022-11-23 06:52:13,287 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022362942] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:52:13,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1725039817] [2022-11-23 06:52:13,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:13,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:52:13,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:52:13,294 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:52:13,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-11-23 06:52:13,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:13,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 06:52:13,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:52:13,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 06:52:13,778 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 06:52:13,778 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1725039817] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:13,778 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 06:52:13,779 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-23 06:52:13,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300420134] [2022-11-23 06:52:13,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:13,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:52:13,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:13,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:52:13,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:52:13,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:13,782 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:13,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 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) [2022-11-23 06:52:13,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:13,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:13,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:13,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:13,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-11-23 06:52:14,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:52:14,144 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:14,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:14,144 INFO L85 PathProgramCache]: Analyzing trace with hash 585079957, now seen corresponding path program 1 times [2022-11-23 06:52:14,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:14,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473061943] [2022-11-23 06:52:14,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:14,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:14,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:14,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:52:14,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:14,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473061943] [2022-11-23 06:52:14,315 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473061943] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:52:14,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1742812718] [2022-11-23 06:52:14,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:14,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:52:14,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:52:14,317 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:52:14,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-11-23 06:52:14,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:14,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 06:52:14,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:52:14,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:52:14,805 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:52:14,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:52:14,854 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1742812718] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:52:14,855 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:52:14,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-23 06:52:14,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674595405] [2022-11-23 06:52:14,855 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:52:14,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-23 06:52:14,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:14,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-23 06:52:14,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-23 06:52:14,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:14,858 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:14,859 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 17.1) internal successors, (171), 10 states have internal predecessors, (171), 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) [2022-11-23 06:52:14,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:14,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:14,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:15,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:15,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:15,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:15,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2022-11-23 06:52:15,244 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:52:15,245 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:15,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:15,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1543790871, now seen corresponding path program 1 times [2022-11-23 06:52:15,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:15,245 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994687424] [2022-11-23 06:52:15,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:15,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:15,837 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-23 06:52:15,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:15,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994687424] [2022-11-23 06:52:15,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994687424] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:15,838 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:15,838 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 06:52:15,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739018253] [2022-11-23 06:52:15,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:15,839 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 06:52:15,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:15,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 06:52:15,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:52:15,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:15,841 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:15,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 27.6) internal successors, (138), 6 states have internal predecessors, (138), 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) [2022-11-23 06:52:15,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:15,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:15,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:15,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:16,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:16,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:16,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:16,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:16,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-11-23 06:52:16,310 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:16,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:16,311 INFO L85 PathProgramCache]: Analyzing trace with hash 794166444, now seen corresponding path program 1 times [2022-11-23 06:52:16,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:16,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859208010] [2022-11-23 06:52:16,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:16,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:16,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:17,321 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:52:17,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:17,322 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859208010] [2022-11-23 06:52:17,322 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859208010] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:52:17,322 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1619041855] [2022-11-23 06:52:17,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:17,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:52:17,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:52:17,324 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:52:17,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-11-23 06:52:17,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:17,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 36 conjunts are in the unsatisfiable core [2022-11-23 06:52:17,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:52:17,843 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:52:17,884 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-23 06:52:17,885 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-23 06:52:17,918 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:52:17,935 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:52:17,964 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:52:17,965 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:52:17,990 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:52:18,010 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:52:18,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:52:18,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:52:18,043 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:52:18,043 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:52:18,088 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_4191 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_4191 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_4191 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_4191 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:52:18,113 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_4191 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_4191 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_4191 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_4191 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-23 06:52:18,152 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_4188 (Array Int Int)) (v_ArrVal_4191 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4188))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_4188 (Array Int Int)) (v_ArrVal_4191 (Array Int Int))) (= (select (select (store (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4188))) (store .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_4188 (Array Int Int)) (v_ArrVal_4191 (Array Int Int))) (= (select (select (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4188))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_4188 (Array Int Int)) (v_ArrVal_4191 (Array Int Int))) (= (select (select (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4188))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-23 06:52:18,178 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_4188 (Array Int Int)) (v_ArrVal_4191 (Array Int Int))) (= (select (select (store (let ((.cse0 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4188))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_4188 (Array Int Int)) (v_ArrVal_4191 (Array Int Int))) (= (select (select (store (let ((.cse4 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4188))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_4188 (Array Int Int)) (v_ArrVal_4191 (Array Int Int))) (= (select (select (store (let ((.cse5 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4188))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_4188 (Array Int Int)) (v_ArrVal_4191 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (let ((.cse6 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4188))) (store .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))))) is different from false [2022-11-23 06:52:18,249 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse5 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse3 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse5 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_4188 (Array Int Int)) (v_ArrVal_4191 (Array Int Int))) (= (select (select (store (let ((.cse0 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4188))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_4188 (Array Int Int)) (v_ArrVal_4191 (Array Int Int))) (= (select (select (store (let ((.cse4 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4188))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse5) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_4188 (Array Int Int)) (v_ArrVal_4191 (Array Int Int))) (= (select (select (store (let ((.cse6 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4188))) (store .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_4188 (Array Int Int)) (v_ArrVal_4191 (Array Int Int))) (= (select (select (store (let ((.cse7 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4188))) (store .cse7 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse7 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_4191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-23 06:52:18,301 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:52:18,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 59 [2022-11-23 06:52:18,309 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:52:18,309 INFO L350 Elim1Store]: Elim1 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 100 treesize of output 58 [2022-11-23 06:52:18,317 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2022-11-23 06:52:18,320 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 06:52:18,336 INFO L321 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-23 06:52:18,336 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 1 [2022-11-23 06:52:18,343 INFO L321 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-23 06:52:18,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 1 [2022-11-23 06:52:18,350 INFO L321 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-23 06:52:18,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 1 [2022-11-23 06:52:18,469 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-11-23 06:52:18,469 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1619041855] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:52:18,469 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:52:18,470 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 15] total 23 [2022-11-23 06:52:18,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432497289] [2022-11-23 06:52:18,470 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:52:18,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-11-23 06:52:18,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:18,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-11-23 06:52:18,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=297, Unknown=5, NotChecked=190, Total=552 [2022-11-23 06:52:18,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:18,473 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:18,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 8.565217391304348) internal successors, (197), 24 states have internal predecessors, (197), 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) [2022-11-23 06:52:18,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:18,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:18,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:18,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:18,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:19,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:19,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:19,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:19,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:19,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:19,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-11-23 06:52:19,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:52:19,891 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t1_funErr2ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:19,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:19,892 INFO L85 PathProgramCache]: Analyzing trace with hash 559356385, now seen corresponding path program 1 times [2022-11-23 06:52:19,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:19,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907531714] [2022-11-23 06:52:19,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:19,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:19,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:19,984 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-23 06:52:19,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:19,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907531714] [2022-11-23 06:52:19,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [907531714] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:19,985 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:19,985 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 06:52:19,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451337514] [2022-11-23 06:52:19,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:19,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:52:19,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:19,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:52:19,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 06:52:19,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:19,988 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:19,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 80.0) internal successors, (160), 3 states have internal predecessors, (160), 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) [2022-11-23 06:52:19,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:19,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:19,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:19,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:19,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:19,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:20,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:20,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:20,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:20,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:20,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:20,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:20,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-11-23 06:52:20,111 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:20,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:20,112 INFO L85 PathProgramCache]: Analyzing trace with hash -1801798636, now seen corresponding path program 1 times [2022-11-23 06:52:20,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:20,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51456089] [2022-11-23 06:52:20,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:20,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:20,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:20,843 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-23 06:52:20,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:20,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51456089] [2022-11-23 06:52:20,844 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51456089] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:20,844 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:20,844 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 06:52:20,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366208520] [2022-11-23 06:52:20,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:20,845 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 06:52:20,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:20,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 06:52:20,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:52:20,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:20,847 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:20,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 35.4) internal successors, (177), 6 states have internal predecessors, (177), 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) [2022-11-23 06:52:20,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:20,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:20,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:20,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:20,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:20,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:20,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:21,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:21,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:21,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:21,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:21,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:21,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:21,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:21,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-11-23 06:52:21,185 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting t1_funErr5ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:21,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:21,185 INFO L85 PathProgramCache]: Analyzing trace with hash -633576112, now seen corresponding path program 1 times [2022-11-23 06:52:21,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:21,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024807872] [2022-11-23 06:52:21,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:21,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:21,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:22,173 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-23 06:52:22,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:22,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024807872] [2022-11-23 06:52:22,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024807872] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:22,174 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:22,174 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 06:52:22,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99439082] [2022-11-23 06:52:22,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:22,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 06:52:22,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:22,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 06:52:22,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:52:22,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:22,177 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:22,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 37.2) internal successors, (186), 6 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 06:52:22,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:22,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:22,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:22,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:22,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:22,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:22,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:22,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:22,511 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-11-23 06:52:22,511 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting t1_funErr6ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:22,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:22,512 INFO L85 PathProgramCache]: Analyzing trace with hash -266964523, now seen corresponding path program 1 times [2022-11-23 06:52:22,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:22,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756272818] [2022-11-23 06:52:22,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:22,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:22,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:23,486 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-23 06:52:23,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:23,488 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756272818] [2022-11-23 06:52:23,488 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756272818] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:23,488 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:23,488 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 06:52:23,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066204585] [2022-11-23 06:52:23,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:23,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 06:52:23,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:23,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 06:52:23,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-23 06:52:23,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:23,492 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:23,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 38.8) internal successors, (194), 6 states have internal predecessors, (194), 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) [2022-11-23 06:52:23,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:23,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:23,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:23,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:23,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:23,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:23,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:23,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:23,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:23,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:23,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:23,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:23,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:23,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:23,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:23,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:23,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:23,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:23,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-11-23 06:52:23,787 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting t1_funErr3ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:23,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:23,788 INFO L85 PathProgramCache]: Analyzing trace with hash 559357379, now seen corresponding path program 1 times [2022-11-23 06:52:23,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:23,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078709055] [2022-11-23 06:52:23,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:23,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:23,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:23,875 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-23 06:52:23,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:23,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078709055] [2022-11-23 06:52:23,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078709055] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:23,875 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:23,876 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 06:52:23,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593838624] [2022-11-23 06:52:23,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:23,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:52:23,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:23,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:52:23,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 06:52:23,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:23,878 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:23,878 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 80.0) internal successors, (160), 3 states have internal predecessors, (160), 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) [2022-11-23 06:52:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:23,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:23,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:23,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:23,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:23,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:23,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:24,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:24,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:24,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:24,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:24,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:24,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:24,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:24,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:24,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:24,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:24,812 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-11-23 06:52:24,812 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting t1_funErr5ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:24,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:24,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1168290213, now seen corresponding path program 1 times [2022-11-23 06:52:24,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:24,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684811074] [2022-11-23 06:52:24,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:24,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:25,073 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-23 06:52:25,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:25,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684811074] [2022-11-23 06:52:25,073 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684811074] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:25,074 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:25,074 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 06:52:25,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139854092] [2022-11-23 06:52:25,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:25,075 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 06:52:25,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:25,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 06:52:25,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 06:52:25,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:25,076 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:25,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 71.66666666666667) internal successors, (215), 3 states have internal predecessors, (215), 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) [2022-11-23 06:52:25,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:25,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:25,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:25,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:25,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:25,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:25,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:25,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:25,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:25,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:25,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:26,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:26,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:26,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:26,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:26,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:26,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:26,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:26,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:26,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:26,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:26,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:26,028 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-11-23 06:52:26,029 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:26,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:26,029 INFO L85 PathProgramCache]: Analyzing trace with hash 873235985, now seen corresponding path program 1 times [2022-11-23 06:52:26,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:26,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324812796] [2022-11-23 06:52:26,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:26,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:26,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:28,125 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 06:52:28,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:28,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324812796] [2022-11-23 06:52:28,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324812796] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:28,125 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:28,125 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-11-23 06:52:28,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434194223] [2022-11-23 06:52:28,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:28,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-11-23 06:52:28,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:28,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-11-23 06:52:28,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-11-23 06:52:28,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:28,128 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:28,128 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 9.65) internal successors, (193), 21 states have internal predecessors, (193), 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) [2022-11-23 06:52:28,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:28,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:28,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:28,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:28,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:28,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:28,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:28,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:28,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:28,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:28,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:28,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:32,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:32,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:32,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:32,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:32,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:32,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:32,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:32,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:32,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:32,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:32,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:32,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:52:32,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-11-23 06:52:32,600 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:32,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:32,601 INFO L85 PathProgramCache]: Analyzing trace with hash -586225105, now seen corresponding path program 2 times [2022-11-23 06:52:32,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:32,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219428835] [2022-11-23 06:52:32,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:32,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:35,209 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 06:52:35,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:35,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219428835] [2022-11-23 06:52:35,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219428835] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:35,210 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:35,210 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-11-23 06:52:35,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043390291] [2022-11-23 06:52:35,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:35,211 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-11-23 06:52:35,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:35,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-11-23 06:52:35,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-11-23 06:52:35,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:35,213 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:35,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 9.65) internal successors, (193), 21 states have internal predecessors, (193), 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) [2022-11-23 06:52:35,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:35,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:35,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:35,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:35,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:35,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:35,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:35,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:35,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:35,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:35,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:35,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:52:35,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:37,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:37,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:37,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:37,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:37,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:37,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:37,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:37,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:37,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:37,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:37,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:37,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:52:37,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-23 06:52:37,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-11-23 06:52:37,825 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:37,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:37,826 INFO L85 PathProgramCache]: Analyzing trace with hash -1012486627, now seen corresponding path program 1 times [2022-11-23 06:52:37,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:37,826 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586790323] [2022-11-23 06:52:37,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:37,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:37,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:39,425 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 06:52:39,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:39,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586790323] [2022-11-23 06:52:39,426 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586790323] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:52:39,426 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 06:52:39,426 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-11-23 06:52:39,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438647972] [2022-11-23 06:52:39,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:52:39,427 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-23 06:52:39,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:39,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-23 06:52:39,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2022-11-23 06:52:39,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:39,428 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:39,428 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 12.8125) internal successors, (205), 17 states have internal predecessors, (205), 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) [2022-11-23 06:52:39,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:39,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:39,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:39,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:39,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:39,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:39,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:39,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:39,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:39,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:39,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:39,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:52:39,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-23 06:52:39,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:40,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:40,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:40,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:40,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:40,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:40,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:40,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:40,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:40,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:40,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:40,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:40,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:52:40,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-23 06:52:40,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:52:40,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-11-23 06:52:40,555 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:40,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:40,556 INFO L85 PathProgramCache]: Analyzing trace with hash -633841105, now seen corresponding path program 3 times [2022-11-23 06:52:40,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:40,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385535978] [2022-11-23 06:52:40,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:40,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:40,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:42,553 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 06:52:42,553 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:42,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385535978] [2022-11-23 06:52:42,553 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385535978] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:52:42,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097484626] [2022-11-23 06:52:42,554 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-23 06:52:42,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:52:42,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:52:42,555 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:52:42,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-11-23 06:52:48,627 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-23 06:52:48,627 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 06:52:48,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-23 06:52:48,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:52:48,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:52:48,831 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:52:48,831 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:52:49,183 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-23 06:52:49,183 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2022-11-23 06:52:49,298 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-23 06:52:49,298 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2022-11-23 06:52:49,750 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 06:52:49,751 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:52:50,239 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:52:50,338 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:52:50,464 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:52:50,794 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:52:50,814 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:52:50,829 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:52:50,846 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:52:50,908 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:52:50,908 INFO L350 Elim1Store]: Elim1 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 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:52:50,970 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:52:50,970 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:52:51,300 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_5829 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_5829) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_5829 (Array Int Int))) (= |c_t1_funThread2of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_5829) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6)))) (forall ((v_ArrVal_5829 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_5829) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:52:51,518 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_5829 (Array Int Int))) (= |c_t1_funThread2of2ForFork2_init_#t~nondet4#1| (select (select (store .cse0 |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_5829) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_5829 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_5829) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_5829 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_5829) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-23 06:52:51,538 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_5829 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_5829) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_5829 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_5829) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_5829 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_5829) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-23 06:52:51,554 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) (.cse2 (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_5829 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_5829) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_5829 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_5829) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_5829 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_5829) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-23 06:52:51,571 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) (.cse1 (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|) .cse1 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_5829 (Array Int Int))) (= (select (select (store .cse0 c_~A~0.base v_ArrVal_5829) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_5829 (Array Int Int))) (= (select (select (store .cse0 c_~A~0.base v_ArrVal_5829) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_5829 (Array Int Int))) (= (select (select (store .cse0 c_~A~0.base v_ArrVal_5829) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-23 06:52:51,589 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:52:51,590 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 43 [2022-11-23 06:52:51,598 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:52:51,599 INFO L350 Elim1Store]: Elim1 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 54 treesize of output 24 [2022-11-23 06:52:51,607 INFO L321 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-23 06:52:51,607 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2022-11-23 06:52:51,613 INFO L321 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-23 06:52:51,613 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2022-11-23 06:52:52,192 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 06:52:52,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2097484626] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:52:52,192 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:52:52,192 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 21, 18] total 50 [2022-11-23 06:52:52,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277320020] [2022-11-23 06:52:52,192 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:52:52,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2022-11-23 06:52:52,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:52:52,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2022-11-23 06:52:52,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=1772, Unknown=50, NotChecked=450, Total=2450 [2022-11-23 06:52:52,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:52,197 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:52:52,198 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 9.12) internal successors, (456), 50 states have internal predecessors, (456), 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) [2022-11-23 06:52:52,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:52,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:52,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:52,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:52,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:52,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:52,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:52,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:52,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:52,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:52,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:52,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:52:52,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-23 06:52:52,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:52:52,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:56,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:52:56,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:56,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:52:56,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:56,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:52:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:52:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:52:56,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:52:56,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-23 06:52:56,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:52:56,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-23 06:52:56,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2022-11-23 06:52:56,873 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42 [2022-11-23 06:52:56,874 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:52:56,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:52:56,874 INFO L85 PathProgramCache]: Analyzing trace with hash -1322681563, now seen corresponding path program 2 times [2022-11-23 06:52:56,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:52:56,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284507795] [2022-11-23 06:52:56,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:52:56,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:52:56,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:52:58,653 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 06:52:58,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:52:58,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284507795] [2022-11-23 06:52:58,653 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284507795] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:52:58,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [223191825] [2022-11-23 06:52:58,654 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-23 06:52:58,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:52:58,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:52:58,655 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:52:58,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2022-11-23 06:53:00,496 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-23 06:53:00,497 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 06:53:00,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 67 conjunts are in the unsatisfiable core [2022-11-23 06:53:00,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:53:01,361 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:53:01,411 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:53:01,476 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:01,477 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:53:01,552 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:01,554 INFO L350 Elim1Store]: Elim1 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 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:53:01,648 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 06:53:01,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 06:53:01,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 06:53:01,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 06:53:01,662 INFO L321 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-23 06:53:01,663 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 50 treesize of output 62 [2022-11-23 06:53:01,987 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-23 06:53:01,987 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:53:03,704 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:03,705 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 799 treesize of output 787 [2022-11-23 06:53:04,570 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 06:53:04,571 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [223191825] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:53:04,571 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:53:04,571 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 23, 18] total 57 [2022-11-23 06:53:04,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127237579] [2022-11-23 06:53:04,571 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:53:04,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2022-11-23 06:53:04,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:53:04,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2022-11-23 06:53:04,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=3108, Unknown=0, NotChecked=0, Total=3306 [2022-11-23 06:53:04,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:04,575 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:53:04,576 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 57 states have (on average 9.12280701754386) internal successors, (520), 58 states have internal predecessors, (520), 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) [2022-11-23 06:53:04,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:04,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:04,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:53:04,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:04,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:04,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:04,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:04,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:04,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:04,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:04,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:04,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:53:04,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-23 06:53:04,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:53:04,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-23 06:53:04,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:11,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:11,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:11,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:53:11,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:11,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:11,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:11,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:11,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:11,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:11,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:11,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:11,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:53:11,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:53:11,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:53:11,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-23 06:53:11,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-23 06:53:11,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2022-11-23 06:53:11,710 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:53:11,710 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting t1_funErr5ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:53:11,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:53:11,711 INFO L85 PathProgramCache]: Analyzing trace with hash 456037546, now seen corresponding path program 1 times [2022-11-23 06:53:11,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:53:11,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707216926] [2022-11-23 06:53:11,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:53:11,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:53:11,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:53:13,291 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 06:53:13,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:53:13,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707216926] [2022-11-23 06:53:13,292 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707216926] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:53:13,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [32193274] [2022-11-23 06:53:13,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:53:13,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:53:13,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:53:13,295 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:53:13,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2022-11-23 06:53:13,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:53:13,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 784 conjuncts, 29 conjunts are in the unsatisfiable core [2022-11-23 06:53:13,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:53:14,355 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:53:14,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 06:53:14,398 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:53:14,497 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:53:14,545 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:14,546 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:53:14,604 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:14,604 INFO L350 Elim1Store]: Elim1 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 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:53:14,656 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 06:53:14,656 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 06:53:14,656 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [32193274] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:53:14,656 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 06:53:14,656 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [16] total 31 [2022-11-23 06:53:14,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645373559] [2022-11-23 06:53:14,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:53:14,657 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-23 06:53:14,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:53:14,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-23 06:53:14,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=895, Unknown=0, NotChecked=0, Total=992 [2022-11-23 06:53:14,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:14,659 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:53:14,660 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 13.5625) internal successors, (217), 17 states have internal predecessors, (217), 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) [2022-11-23 06:53:14,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:14,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:14,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:53:14,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:14,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:14,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:14,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:14,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:14,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:14,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:14,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:14,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:53:14,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:53:14,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:53:14,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-23 06:53:14,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-23 06:53:14,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:15,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:15,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:15,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:53:15,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:15,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:15,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:15,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:15,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:15,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:15,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:15,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:15,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:53:15,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:53:15,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:53:15,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-23 06:53:15,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-23 06:53:15,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:53:15,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2022-11-23 06:53:15,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:53:15,955 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting t1_funErr5ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:53:15,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:53:15,955 INFO L85 PathProgramCache]: Analyzing trace with hash 1679582308, now seen corresponding path program 2 times [2022-11-23 06:53:15,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:53:15,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019842672] [2022-11-23 06:53:15,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:53:15,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:53:16,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:53:17,561 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:53:17,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:53:17,561 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019842672] [2022-11-23 06:53:17,561 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019842672] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:53:17,561 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2128769274] [2022-11-23 06:53:17,561 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-23 06:53:17,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:53:17,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:53:17,563 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:53:17,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2022-11-23 06:53:19,763 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-23 06:53:19,763 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 06:53:19,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 784 conjuncts, 47 conjunts are in the unsatisfiable core [2022-11-23 06:53:19,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:53:20,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:53:20,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:53:20,412 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:20,412 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:53:20,478 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:20,479 INFO L350 Elim1Store]: Elim1 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 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:53:20,547 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 06:53:20,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 06:53:20,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 06:53:20,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 06:53:20,563 INFO L321 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-23 06:53:20,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 50 treesize of output 62 [2022-11-23 06:53:20,897 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 06:53:20,898 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 06:53:20,898 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2128769274] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 06:53:20,898 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 06:53:20,898 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [20] total 36 [2022-11-23 06:53:20,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034846154] [2022-11-23 06:53:20,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 06:53:20,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-23 06:53:20,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:53:20,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-23 06:53:20,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=1220, Unknown=0, NotChecked=0, Total=1332 [2022-11-23 06:53:20,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:20,901 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:53:20,901 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 12.764705882352942) internal successors, (217), 18 states have internal predecessors, (217), 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) [2022-11-23 06:53:20,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:53:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:53:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:53:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:53:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-23 06:53:20,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-23 06:53:20,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:53:20,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:22,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:22,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:22,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:53:22,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:22,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:22,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:22,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:22,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:22,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:22,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:22,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:22,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:53:22,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:53:22,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:53:22,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-23 06:53:22,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-23 06:53:22,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:53:22,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:53:22,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2022-11-23 06:53:22,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2022-11-23 06:53:22,352 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting t1_funErr5ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:53:22,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:53:22,353 INFO L85 PathProgramCache]: Analyzing trace with hash 724885551, now seen corresponding path program 1 times [2022-11-23 06:53:22,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:53:22,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001625036] [2022-11-23 06:53:22,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:53:22,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:53:22,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:53:23,696 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:53:23,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:53:23,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001625036] [2022-11-23 06:53:23,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001625036] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:53:23,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1852161894] [2022-11-23 06:53:23,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:53:23,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:53:23,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:53:23,699 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:53:23,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2022-11-23 06:53:24,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:53:24,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 64 conjunts are in the unsatisfiable core [2022-11-23 06:53:24,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:53:24,379 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:53:24,473 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:53:24,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:53:24,603 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-23 06:53:24,603 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 18 [2022-11-23 06:53:24,667 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-23 06:53:24,667 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 16 treesize of output 22 [2022-11-23 06:53:24,939 INFO L321 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2022-11-23 06:53:24,940 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 20 treesize of output 30 [2022-11-23 06:53:25,050 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:53:25,057 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:53:25,070 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:25,071 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:53:25,088 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:25,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:53:25,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:53:25,115 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:53:25,116 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:53:25,286 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base|) .cse1 |c_t1_funThread1of2ForFork2_insert_#t~nondet12#1|)))) (and (forall ((v_ArrVal_7160 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_insert_#t~nondet12#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_7160) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) .cse1))) (forall ((v_ArrVal_7160 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_insert_#t~nondet12#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_7160) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)))) (forall ((v_ArrVal_7160 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_7160) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)) |c_t1_funThread1of2ForFork2_insert_#t~nondet12#1|)) (forall ((v_ArrVal_7160 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_insert_#t~nondet12#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_7160) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|))))))) is different from false [2022-11-23 06:53:25,306 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)) (.cse2 (+ 7 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base|) .cse1 |c_t1_funThread1of2ForFork2_insert_#t~nondet12#1|) .cse2 |c_t1_funThread1of2ForFork2_insert_#t~nondet12#1|)))) (and (forall ((v_ArrVal_7160 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_insert_#t~nondet12#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_7160) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) .cse1))) (forall ((v_ArrVal_7160 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_insert_#t~nondet12#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_7160) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)))) (forall ((v_ArrVal_7160 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_insert_#t~nondet12#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_7160) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) .cse2))) (forall ((v_ArrVal_7160 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_insert_#t~nondet12#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_7160) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|))))))) is different from false [2022-11-23 06:53:25,324 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 5 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)) (.cse1 (+ 6 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)) (.cse3 (+ 7 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| (store (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base|) .cse2 |c_t1_funThread1of2ForFork2_insert_#t~nondet12#1|) .cse1 |c_t1_funThread1of2ForFork2_insert_#t~nondet12#1|) .cse3 |c_t1_funThread1of2ForFork2_insert_#t~nondet12#1|)))) (and (forall ((v_ArrVal_7160 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_insert_#t~nondet12#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_7160) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) .cse1))) (forall ((v_ArrVal_7160 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_7160) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)) |c_t1_funThread1of2ForFork2_insert_#t~nondet12#1|)) (forall ((v_ArrVal_7160 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_insert_#t~nondet12#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_7160) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) .cse2))) (forall ((v_ArrVal_7160 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_7160) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) .cse3) |c_t1_funThread1of2ForFork2_insert_#t~nondet12#1|))))) is different from false [2022-11-23 06:53:25,344 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:25,344 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 53 [2022-11-23 06:53:25,350 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:25,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 86 treesize of output 32 [2022-11-23 06:53:25,359 INFO L321 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-23 06:53:25,359 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 1 [2022-11-23 06:53:25,364 INFO L321 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-23 06:53:25,365 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 1 [2022-11-23 06:53:25,370 INFO L321 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-23 06:53:25,371 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 1 [2022-11-23 06:53:25,759 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 06:53:25,760 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1852161894] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:53:25,760 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:53:25,760 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 25, 17] total 36 [2022-11-23 06:53:25,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592254337] [2022-11-23 06:53:25,760 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:53:25,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2022-11-23 06:53:25,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:53:25,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2022-11-23 06:53:25,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=966, Unknown=26, NotChecked=198, Total=1332 [2022-11-23 06:53:25,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:25,763 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:53:25,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 36 states have (on average 10.833333333333334) internal successors, (390), 37 states have internal predecessors, (390), 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) [2022-11-23 06:53:25,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:25,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:25,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:53:25,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:25,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:25,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:25,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:25,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:25,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:25,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:25,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:25,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:53:25,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:53:25,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:53:25,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-23 06:53:25,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-23 06:53:25,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:53:25,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:53:25,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:29,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:29,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:29,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:53:29,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:29,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:29,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:29,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:29,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:29,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:29,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:29,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:29,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:53:29,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:53:29,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:53:29,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-23 06:53:29,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-23 06:53:29,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:53:29,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:53:29,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:53:29,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2022-11-23 06:53:29,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2022-11-23 06:53:29,476 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting t1_funErr6ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:53:29,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:53:29,477 INFO L85 PathProgramCache]: Analyzing trace with hash -16115494, now seen corresponding path program 1 times [2022-11-23 06:53:29,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:53:29,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115536055] [2022-11-23 06:53:29,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:53:29,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:53:29,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:53:30,137 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:53:30,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:53:30,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115536055] [2022-11-23 06:53:30,137 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115536055] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:53:30,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [495730779] [2022-11-23 06:53:30,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:53:30,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:53:30,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:53:30,139 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:53:30,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2022-11-23 06:53:30,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:53:30,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 39 conjunts are in the unsatisfiable core [2022-11-23 06:53:30,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:53:30,779 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:53:30,833 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-23 06:53:30,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-23 06:53:30,941 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:53:30,953 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:53:30,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:53:30,967 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:30,968 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:53:30,979 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:30,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:53:30,991 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:53:30,991 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:53:31,016 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7520 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_insert_#t~nondet13#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_7520) |c_t1_funThread1of2ForFork2_insert_~node#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_insert_~node#1.offset|)))) is different from false [2022-11-23 06:53:31,022 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:31,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2022-11-23 06:53:31,026 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2022-11-23 06:53:31,190 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:53:31,190 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [495730779] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:53:31,190 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:53:31,190 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15, 14] total 18 [2022-11-23 06:53:31,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430074325] [2022-11-23 06:53:31,191 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:53:31,191 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-23 06:53:31,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:53:31,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-23 06:53:31,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=262, Unknown=1, NotChecked=32, Total=342 [2022-11-23 06:53:31,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:31,193 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:53:31,193 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 13.61111111111111) internal successors, (245), 19 states have internal predecessors, (245), 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) [2022-11-23 06:53:31,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:53:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:31,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:53:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:53:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:53:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-23 06:53:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-23 06:53:31,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:53:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:53:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:53:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:35,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:35,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:35,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:53:35,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:35,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:35,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:35,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:35,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:35,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:35,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:35,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:35,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-23 06:53:35,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:53:35,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:53:35,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:53:35,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:53:35,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:53:35,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:53:35,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:53:35,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:35,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2022-11-23 06:53:35,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2022-11-23 06:53:35,707 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:53:35,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:53:35,707 INFO L85 PathProgramCache]: Analyzing trace with hash 951443444, now seen corresponding path program 1 times [2022-11-23 06:53:35,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:53:35,707 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072918445] [2022-11-23 06:53:35,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:53:35,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:53:35,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:53:36,970 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 06:53:36,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:53:36,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072918445] [2022-11-23 06:53:36,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072918445] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:53:36,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [411330191] [2022-11-23 06:53:36,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:53:36,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:53:36,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:53:36,972 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:53:36,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2022-11-23 06:53:37,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:53:37,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 48 conjunts are in the unsatisfiable core [2022-11-23 06:53:37,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:53:37,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:53:37,709 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:53:37,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:53:37,737 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:53:37,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:53:37,771 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-23 06:53:37,772 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-23 06:53:37,890 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:53:37,948 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:53:38,027 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:38,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:53:38,228 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:53:38,239 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:53:38,254 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:53:38,267 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:53:38,317 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:38,317 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:53:38,366 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 06:53:38,367 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:53:38,402 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_7839 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_7839) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_7839 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_7839) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_7839 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_7839) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:53:38,468 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_7839 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_7839) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_7839 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_7839) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_7839 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_7839) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:53:38,919 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) (.cse2 (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_7839 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_7839) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_7839 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_7839) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_7839 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_7839) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-23 06:53:38,934 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) (.cse2 (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_7839 (Array Int Int))) (= (select (select (store .cse0 c_~B~0.base v_ArrVal_7839) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_7839 (Array Int Int))) (= |c_t1_funThread2of2ForFork2_init_#t~nondet4#1| (select (select (store .cse0 c_~B~0.base v_ArrVal_7839) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse2))) (forall ((v_ArrVal_7839 (Array Int Int))) (= (select (select (store .cse0 c_~B~0.base v_ArrVal_7839) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-23 06:53:38,950 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:38,951 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 43 [2022-11-23 06:53:38,955 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:38,956 INFO L350 Elim1Store]: Elim1 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 54 treesize of output 24 [2022-11-23 06:53:38,962 INFO L321 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-23 06:53:38,963 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2022-11-23 06:53:38,968 INFO L321 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-23 06:53:38,968 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2022-11-23 06:53:39,260 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 06:53:39,260 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [411330191] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:53:39,261 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:53:39,261 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 43 [2022-11-23 06:53:39,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076801413] [2022-11-23 06:53:39,261 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:53:39,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2022-11-23 06:53:39,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:53:39,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2022-11-23 06:53:39,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1344, Unknown=32, NotChecked=308, Total=1806 [2022-11-23 06:53:39,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:39,264 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:53:39,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 9.069767441860465) internal successors, (390), 43 states have internal predecessors, (390), 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) [2022-11-23 06:53:39,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:39,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:39,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:53:39,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:39,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:39,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:39,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:39,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:39,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:39,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:39,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:39,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-23 06:53:39,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:53:39,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:53:39,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:53:39,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:53:39,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:53:39,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:53:39,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:53:39,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:39,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:46,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:46,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:46,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:53:46,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:46,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:46,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:46,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-23 06:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:53:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:46,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:53:46,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2022-11-23 06:53:46,513 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2022-11-23 06:53:46,513 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting t1_funErr5ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:53:46,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:53:46,513 INFO L85 PathProgramCache]: Analyzing trace with hash -472360081, now seen corresponding path program 1 times [2022-11-23 06:53:46,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:53:46,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405326267] [2022-11-23 06:53:46,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:53:46,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:53:46,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:53:47,584 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 06:53:47,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:53:47,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405326267] [2022-11-23 06:53:47,585 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405326267] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:53:47,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [892214801] [2022-11-23 06:53:47,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:53:47,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:53:47,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:53:47,587 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:53:47,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2022-11-23 06:53:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:53:48,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 61 conjunts are in the unsatisfiable core [2022-11-23 06:53:48,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:53:48,262 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:53:48,438 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:53:48,439 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:53:48,494 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:53:48,495 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:53:48,579 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-23 06:53:48,580 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-23 06:53:48,987 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:53:49,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:53:49,112 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:53:49,163 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:49,163 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:53:49,213 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:49,213 INFO L350 Elim1Store]: Elim1 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 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:53:49,263 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 06:53:49,264 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:53:49,365 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:53:49,365 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2022-11-23 06:53:49,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2022-11-23 06:53:49,818 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 06:53:49,819 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [892214801] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:53:49,819 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:53:49,819 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 16] total 45 [2022-11-23 06:53:49,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338072419] [2022-11-23 06:53:49,820 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:53:49,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2022-11-23 06:53:49,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:53:49,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2022-11-23 06:53:49,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1903, Unknown=9, NotChecked=0, Total=2070 [2022-11-23 06:53:49,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:49,823 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:53:49,823 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 45 states have (on average 10.822222222222223) internal successors, (487), 46 states have internal predecessors, (487), 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) [2022-11-23 06:53:49,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:49,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:49,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:53:49,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:49,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:49,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:49,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:49,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:49,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:49,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:49,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:49,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-23 06:53:49,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:53:49,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:53:49,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:53:49,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2022-11-23 06:53:49,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:53:49,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:53:49,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:53:49,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:49,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:53:49,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:53:58,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:58,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:53:58,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:58,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:58,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:58,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:58,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:58,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:53:58,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:58,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:53:58,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:53:58,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:53:58,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:53:58,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:53:58,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:53:58,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:53:58,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:53:58,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:53:58,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:53:58,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:53:58,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:53:58,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2022-11-23 06:53:58,734 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:53:58,735 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:53:58,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:53:58,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1448691994, now seen corresponding path program 1 times [2022-11-23 06:53:58,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:53:58,735 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133124596] [2022-11-23 06:53:58,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:53:58,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:53:58,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:54:00,354 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:54:00,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:54:00,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133124596] [2022-11-23 06:54:00,354 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133124596] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:54:00,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1627743417] [2022-11-23 06:54:00,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:54:00,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:54:00,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:54:00,356 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:54:00,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2022-11-23 06:54:01,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:54:01,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-23 06:54:01,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:54:01,098 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:54:01,251 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:54:01,251 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:54:01,351 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:54:01,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:54:01,395 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:54:01,395 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:54:01,774 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 06:54:01,775 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:54:02,112 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:54:02,203 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:54:02,309 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:54:02,396 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:54:02,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:54:02,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:02,548 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:02,574 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:02,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:02,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:02,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:02,779 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:03,447 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 58 [2022-11-23 06:54:03,516 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:54:03,516 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:54:06,581 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int)) (or (= (select (select (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse0 c_~A~0.base (store (select .cse0 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int)) (or (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse1 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse1 c_~A~0.base (store (select .cse1 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int)) (or (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse2 c_~A~0.base (store (select .cse2 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int)) (or (= (select (select (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse3 c_~A~0.base (store (select .cse3 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|)))) is different from false [2022-11-23 06:54:07,004 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse4 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse1 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse4 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int)) (or (= (select (select (let ((.cse0 (store .cse1 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse0 c_~A~0.base (store (select .cse0 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int)) (or (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse2 (store .cse1 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse2 c_~A~0.base (store (select .cse2 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int)) (or (= (select (select (let ((.cse3 (store .cse1 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse3 c_~A~0.base (store (select .cse3 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse4) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int)) (or (= (select (select (let ((.cse5 (store .cse1 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse5 c_~A~0.base (store (select .cse5 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|)))))) is different from false [2022-11-23 06:54:07,068 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int) (v_ArrVal_8480 (Array Int Int))) (or (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse0 (store (let ((.cse1 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8480))) (store .cse1 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse1 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse0 c_~A~0.base (store (select .cse0 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int) (v_ArrVal_8480 (Array Int Int))) (or (= (select (select (let ((.cse3 (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8480))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse3 c_~A~0.base (store (select .cse3 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int) (v_ArrVal_8480 (Array Int Int))) (or (= (select (select (let ((.cse5 (store (let ((.cse6 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8480))) (store .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse5 c_~A~0.base (store (select .cse5 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int) (v_ArrVal_8480 (Array Int Int))) (or (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse7 (store (let ((.cse8 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8480))) (store .cse8 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse8 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse7 c_~A~0.base (store (select .cse7 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))))) is different from false [2022-11-23 06:54:07,140 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse8 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse3 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse8 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) (.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int) (v_ArrVal_8480 (Array Int Int))) (or (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|) (= (select (select (let ((.cse0 (store (let ((.cse1 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8480))) (store .cse1 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse1 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse0 c_~A~0.base (store (select .cse0 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int) (v_ArrVal_8480 (Array Int Int))) (or (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|) (= (select (select (let ((.cse4 (store (let ((.cse5 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8480))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse4 c_~A~0.base (store (select .cse4 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int) (v_ArrVal_8480 (Array Int Int))) (or (= (select (select (let ((.cse6 (store (let ((.cse7 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8480))) (store .cse7 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse7 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse6 c_~A~0.base (store (select .cse6 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse8) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int) (v_ArrVal_8480 (Array Int Int))) (or (= (select (select (let ((.cse9 (store (let ((.cse10 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8480))) (store .cse10 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse10 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse9 c_~A~0.base (store (select .cse9 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|)))))) is different from false [2022-11-23 06:54:07,382 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse11 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse8 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse3 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse11 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse8 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int) (v_ArrVal_8480 (Array Int Int))) (or (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse0 (store (let ((.cse1 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8480))) (store .cse1 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse1 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse0 c_~A~0.base (store (select .cse0 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int) (v_ArrVal_8480 (Array Int Int))) (or (= (select (select (let ((.cse4 (store (let ((.cse5 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8480))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse4 c_~A~0.base (store (select .cse4 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int) (v_ArrVal_8480 (Array Int Int))) (or (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse6 (store (let ((.cse7 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8480))) (store .cse7 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse7 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse6 c_~A~0.base (store (select .cse6 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse8)) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8489 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8491 Int) (v_ArrVal_8480 (Array Int Int))) (or (= (select (select (let ((.cse9 (store (let ((.cse10 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8480))) (store .cse10 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse10 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8489))) (store .cse9 c_~A~0.base (store (select .cse9 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8491))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse11) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|)))))) is different from false [2022-11-23 06:54:07,571 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:54:07,571 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 137 treesize of output 88 [2022-11-23 06:54:07,594 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:54:07,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 3270 treesize of output 2982 [2022-11-23 06:54:07,676 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3004 treesize of output 2876 [2022-11-23 06:54:07,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3252 treesize of output 2996 [2022-11-23 06:54:11,528 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:54:11,529 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 30 [2022-11-23 06:54:11,547 INFO L321 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-23 06:54:11,548 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 137 treesize of output 1 [2022-11-23 06:54:11,556 INFO L321 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-23 06:54:11,556 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 137 treesize of output 1 [2022-11-23 06:54:11,564 INFO L321 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-23 06:54:11,564 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 137 treesize of output 1 [2022-11-23 06:54:13,062 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-23 06:54:13,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1627743417] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:54:13,062 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:54:13,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 21, 22] total 65 [2022-11-23 06:54:13,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92733343] [2022-11-23 06:54:13,063 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:54:13,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2022-11-23 06:54:13,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:54:13,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2022-11-23 06:54:13,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=250, Invalid=3425, Unknown=5, NotChecked=610, Total=4290 [2022-11-23 06:54:13,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:13,067 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:54:13,067 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 65 states have (on average 7.6461538461538465) internal successors, (497), 66 states have internal predecessors, (497), 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) [2022-11-23 06:54:13,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:13,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:13,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:13,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:13,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:54:13,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:13,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:13,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:13,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:13,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:13,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:13,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:54:13,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:54:13,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:54:13,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:54:13,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:54:13,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:54:13,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:54:13,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:54:13,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:54:13,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:54:13,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:54:13,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:20,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:20,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:20,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:20,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:20,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:54:20,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:20,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:20,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:20,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:20,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:20,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:20,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:54:20,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:54:20,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:54:20,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:54:20,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:54:20,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:54:20,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:54:20,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:54:20,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:54:20,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:54:20,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:54:20,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:54:20,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2022-11-23 06:54:20,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:54:20,459 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:54:20,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:54:20,459 INFO L85 PathProgramCache]: Analyzing trace with hash -550457068, now seen corresponding path program 1 times [2022-11-23 06:54:20,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:54:20,459 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992893210] [2022-11-23 06:54:20,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:54:20,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:54:20,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:54:22,488 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:54:22,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:54:22,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992893210] [2022-11-23 06:54:22,489 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992893210] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:54:22,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1096475568] [2022-11-23 06:54:22,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:54:22,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:54:22,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:54:22,490 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:54:22,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2022-11-23 06:54:23,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:54:23,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-23 06:54:23,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:54:23,203 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:54:23,412 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:54:23,412 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:54:23,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 06:54:23,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-11-23 06:54:23,549 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:54:23,549 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:54:23,813 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 06:54:23,813 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:54:24,092 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:54:24,181 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:54:24,289 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:54:24,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:54:24,377 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:54:24,406 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:54:24,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:54:24,502 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:24,534 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:24,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:24,707 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:24,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:24,766 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:24,800 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:25,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:25,689 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:25,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:25,749 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:25,922 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:25,952 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:25,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:26,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:26,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:26,127 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:54:26,127 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:54:26,156 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8864 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8864 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8864 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8864 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:54:26,221 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8864 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_8863) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8864 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_8863) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8864 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_8863) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8864 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_8863) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:54:26,663 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8864 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_8863) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8864 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_8863) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8864 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_8863) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8864 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_8863) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:54:26,694 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8864 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8864 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8864 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8864 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 06:54:26,961 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8864 (Array Int Int))) (= (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8864 (Array Int Int))) (= (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8864 (Array Int Int))) (= (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8864 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 06:54:27,920 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8855 (Array Int Int)) (v_ArrVal_8864 (Array Int Int)) (v_ArrVal_8846 (Array Int Int))) (= (select (select (store (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8846))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8855) c_~A~0.base v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8855 (Array Int Int)) (v_ArrVal_8864 (Array Int Int)) (v_ArrVal_8846 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8846))) (store .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8855) c_~A~0.base v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8855 (Array Int Int)) (v_ArrVal_8864 (Array Int Int)) (v_ArrVal_8846 (Array Int Int))) (= (select (select (store (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8846))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8855) c_~A~0.base v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8855 (Array Int Int)) (v_ArrVal_8864 (Array Int Int)) (v_ArrVal_8846 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8846))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8855) c_~A~0.base v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))))) is different from false [2022-11-23 06:54:27,947 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse6 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse6 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8855 (Array Int Int)) (v_ArrVal_8864 (Array Int Int)) (v_ArrVal_8846 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store (let ((.cse0 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8846))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8855) c_~A~0.base v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8855 (Array Int Int)) (v_ArrVal_8864 (Array Int Int)) (v_ArrVal_8846 (Array Int Int))) (= (select (select (store (store (store (let ((.cse3 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8846))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8855) c_~A~0.base v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8855 (Array Int Int)) (v_ArrVal_8864 (Array Int Int)) (v_ArrVal_8846 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store (let ((.cse4 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8846))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8855) c_~A~0.base v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8855 (Array Int Int)) (v_ArrVal_8864 (Array Int Int)) (v_ArrVal_8846 (Array Int Int))) (= (select (select (store (store (store (let ((.cse5 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8846))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8855) c_~A~0.base v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse6) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-23 06:54:28,012 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse7 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse5 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse7 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse5 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8855 (Array Int Int)) (v_ArrVal_8864 (Array Int Int)) (v_ArrVal_8846 (Array Int Int))) (= (select (select (store (store (store (let ((.cse0 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8846))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8855) c_~A~0.base v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8855 (Array Int Int)) (v_ArrVal_8864 (Array Int Int)) (v_ArrVal_8846 (Array Int Int))) (= (select (select (store (store (store (let ((.cse3 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8846))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8855) c_~A~0.base v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8855 (Array Int Int)) (v_ArrVal_8864 (Array Int Int)) (v_ArrVal_8846 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store (let ((.cse4 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8846))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8855) c_~A~0.base v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse5))) (forall ((v_ArrVal_8863 (Array Int Int)) (v_ArrVal_8855 (Array Int Int)) (v_ArrVal_8864 (Array Int Int)) (v_ArrVal_8846 (Array Int Int))) (= (select (select (store (store (store (let ((.cse6 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8846))) (store .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8855) c_~A~0.base v_ArrVal_8863) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8864) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse7) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-23 06:54:28,064 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:54:28,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 65 [2022-11-23 06:54:28,071 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:54:28,071 INFO L350 Elim1Store]: Elim1 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 362 treesize of output 254 [2022-11-23 06:54:28,081 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 238 treesize of output 230 [2022-11-23 06:54:28,084 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 198 [2022-11-23 06:54:28,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 182 [2022-11-23 06:54:28,196 INFO L321 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-23 06:54:28,196 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 1 [2022-11-23 06:54:28,203 INFO L321 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-23 06:54:28,203 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 1 [2022-11-23 06:54:28,210 INFO L321 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-23 06:54:28,210 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 1 [2022-11-23 06:54:33,759 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-23 06:54:33,759 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1096475568] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:54:33,759 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:54:33,760 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 67 [2022-11-23 06:54:33,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344019113] [2022-11-23 06:54:33,760 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:54:33,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 68 states [2022-11-23 06:54:33,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:54:33,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2022-11-23 06:54:33,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=281, Invalid=3226, Unknown=65, NotChecked=984, Total=4556 [2022-11-23 06:54:33,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:33,764 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:54:33,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 68 states, 67 states have (on average 7.82089552238806) internal successors, (524), 68 states have internal predecessors, (524), 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) [2022-11-23 06:54:33,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:33,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:33,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:33,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:33,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:54:33,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:33,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:33,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:33,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:33,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:33,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:33,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:54:33,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:54:33,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:54:33,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:54:33,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:54:33,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:54:33,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:54:33,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:54:33,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:54:33,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:54:33,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:54:33,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:54:33,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:40,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:40,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:40,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:40,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:40,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:54:40,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:40,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:40,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:40,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:40,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:40,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:40,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:54:40,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:54:40,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:54:40,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:54:40,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:54:40,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:54:40,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:54:40,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:54:40,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:54:40,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:54:40,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:54:40,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:54:40,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:54:40,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2022-11-23 06:54:40,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable51 [2022-11-23 06:54:40,721 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:54:40,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:54:40,722 INFO L85 PathProgramCache]: Analyzing trace with hash 506045211, now seen corresponding path program 1 times [2022-11-23 06:54:40,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:54:40,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997441381] [2022-11-23 06:54:40,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:54:40,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:54:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:54:42,139 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:54:42,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:54:42,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997441381] [2022-11-23 06:54:42,139 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997441381] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:54:42,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1002841622] [2022-11-23 06:54:42,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:54:42,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:54:42,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:54:42,140 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:54:42,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2022-11-23 06:54:42,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:54:42,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 61 conjunts are in the unsatisfiable core [2022-11-23 06:54:42,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:54:42,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:54:42,904 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:54:42,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:54:42,932 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:54:42,932 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:54:43,183 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 06:54:43,183 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:54:43,418 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:54:43,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:54:43,582 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:54:43,582 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:54:43,662 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:54:43,688 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:54:43,688 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:54:43,780 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:43,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:43,824 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:43,929 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:43,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:43,983 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:44,007 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:44,282 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:44,295 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:54:44,296 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:54:44,320 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9172 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9172) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9172 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9172) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9172 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9172) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9172 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9172) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:54:44,364 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9172 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9172) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9172 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9172) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9172 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9172) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9172 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9172) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:54:44,583 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9172 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9172) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9172 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9172) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9172 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9172) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9172 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9172) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:54:44,602 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9172 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_9172) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9172 (Array Int Int))) (= (select (select (store |c_#race| c_~B~0.base v_ArrVal_9172) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9172 (Array Int Int))) (= (select (select (store |c_#race| c_~B~0.base v_ArrVal_9172) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9172 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_9172) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 06:54:46,413 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:54:46,413 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1002841622] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:54:46,413 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:54:46,413 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 21, 21] total 50 [2022-11-23 06:54:46,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545000685] [2022-11-23 06:54:46,413 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:54:46,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2022-11-23 06:54:46,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:54:46,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2022-11-23 06:54:46,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=1983, Unknown=21, NotChecked=372, Total=2550 [2022-11-23 06:54:46,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:46,419 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:54:46,419 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 50 states have (on average 7.42) internal successors, (371), 51 states have internal predecessors, (371), 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) [2022-11-23 06:54:46,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:46,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:46,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:46,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:46,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:54:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:54:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:54:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:54:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:54:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:54:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:54:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:54:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:54:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:54:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:54:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:54:46,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:54:46,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:54:46,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:54:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:54:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:54:50,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:54:50,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:54:50,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:54:50,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:54:50,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:54:50,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:54:50,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:54:50,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:54:50,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:54:50,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:54:50,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:54:50,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:54:50,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2022-11-23 06:54:50,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52,29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:54:50,668 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:54:50,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:54:50,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1083082445, now seen corresponding path program 1 times [2022-11-23 06:54:50,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:54:50,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984857104] [2022-11-23 06:54:50,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:54:50,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:54:50,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:54:52,784 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:54:52,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:54:52,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984857104] [2022-11-23 06:54:52,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984857104] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:54:52,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1309573477] [2022-11-23 06:54:52,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:54:52,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:54:52,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:54:52,787 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:54:52,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2022-11-23 06:54:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:54:53,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-23 06:54:53,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:54:53,554 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:54:53,640 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:54:53,640 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:54:53,669 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:54:53,669 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:54:53,914 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 06:54:53,914 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:54:54,177 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:54:54,266 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:54:54,385 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:54:54,385 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:54:54,471 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:54:54,499 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:54:54,500 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:54:54,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:54,633 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:54,669 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:54,810 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:54,851 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:54,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:54,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:55,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:55,749 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:55,778 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:55,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:55,953 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:55,980 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:56,008 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:56,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:56,121 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:54:56,136 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:54:56,136 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:54:56,163 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9544 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9544) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9544 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9544) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9544 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9544) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9544 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9544) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:54:57,344 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_9535 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9535) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9535 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9535) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (not (= |c_t1_funThread1of2ForFork2_init_~p#1.base| |c_t1_funThread2of2ForFork2_~p~1#1.base|)) (not (= c_~B~0.base |c_t1_funThread1of2ForFork2_init_~p#1.base|)) (forall ((v_ArrVal_9535 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9535) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9535 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9535) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))))) is different from false [2022-11-23 06:54:58,194 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:54:58,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 59 [2022-11-23 06:54:58,202 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:54:58,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 116 treesize of output 62 [2022-11-23 06:54:58,213 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 06:54:58,218 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2022-11-23 06:54:58,229 INFO L321 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-23 06:54:58,229 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 1 [2022-11-23 06:54:58,237 INFO L321 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-23 06:54:58,237 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 1 [2022-11-23 06:54:58,260 INFO L321 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-23 06:54:58,261 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 1 [2022-11-23 06:54:59,278 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:54:59,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1309573477] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:54:59,278 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:54:59,278 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 24, 24] total 57 [2022-11-23 06:54:59,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706027405] [2022-11-23 06:54:59,278 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:54:59,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2022-11-23 06:54:59,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:54:59,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2022-11-23 06:54:59,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=270, Invalid=2734, Unknown=84, NotChecked=218, Total=3306 [2022-11-23 06:54:59,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:59,281 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:54:59,281 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 57 states have (on average 7.4035087719298245) internal successors, (422), 58 states have internal predecessors, (422), 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) [2022-11-23 06:54:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:54:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:54:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:54:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:54:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:54:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:54:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:54:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:54:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:54:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:54:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:54:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:54:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:54:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:54:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:54:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:54:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:54:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:54:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:54:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:55:04,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:55:04,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:04,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:55:04,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:04,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:55:04,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:04,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:04,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:04,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:04,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:04,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:04,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:55:04,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:55:04,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:55:04,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:55:04,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:55:04,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:55:04,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:55:04,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:55:04,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:55:04,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:55:04,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:55:04,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:55:04,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:55:04,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:55:04,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:55:04,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2022-11-23 06:55:04,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53,30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:55:04,884 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:55:04,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:55:04,885 INFO L85 PathProgramCache]: Analyzing trace with hash -556528506, now seen corresponding path program 2 times [2022-11-23 06:55:04,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:55:04,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136299087] [2022-11-23 06:55:04,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:55:04,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:55:04,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:55:06,468 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:55:06,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:55:06,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136299087] [2022-11-23 06:55:06,468 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1136299087] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:55:06,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [501361676] [2022-11-23 06:55:06,468 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-23 06:55:06,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:55:06,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:55:06,469 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:55:06,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2022-11-23 06:55:09,883 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-23 06:55:09,883 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 06:55:09,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 115 conjunts are in the unsatisfiable core [2022-11-23 06:55:09,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:55:09,903 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:55:10,175 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:55:10,176 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:55:10,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 06:55:10,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-11-23 06:55:10,590 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:55:10,590 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:55:10,998 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 06:55:10,998 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:55:11,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:55:11,521 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:55:11,638 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:55:11,731 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:55:11,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:55:11,783 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:55:11,814 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:55:11,937 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:55:11,961 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:55:11,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:55:12,018 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:55:12,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 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 [2022-11-23 06:55:12,729 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:55:12,729 INFO L350 Elim1Store]: Elim1 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 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:55:12,803 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:55:12,803 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:55:13,808 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ c_~A~0.offset 4))) (and (forall ((v_ArrVal_9850 (Array Int Int)) (v_ArrVal_9851 Int)) (= (select (select (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9850))) (store .cse0 c_~A~0.base (store (select .cse0 c_~A~0.base) .cse1 v_ArrVal_9851))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9850 (Array Int Int)) (v_ArrVal_9851 Int)) (= (select (select (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9850))) (store .cse2 c_~A~0.base (store (select .cse2 c_~A~0.base) .cse1 v_ArrVal_9851))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9850 (Array Int Int)) (v_ArrVal_9851 Int)) (= (select (select (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9850))) (store .cse3 c_~A~0.base (store (select .cse3 c_~A~0.base) .cse1 v_ArrVal_9851))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-23 06:55:15,625 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:55:15,626 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 56 [2022-11-23 06:55:15,635 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:55:15,636 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 290 treesize of output 268 [2022-11-23 06:55:15,646 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 271 treesize of output 243 [2022-11-23 06:55:15,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 79 [2022-11-23 06:55:15,860 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:55:15,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 73 treesize of output 49 [2022-11-23 06:55:15,960 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:55:15,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 56 [2022-11-23 06:55:15,963 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 06:55:15,972 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-23 06:55:15,972 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 88 [2022-11-23 06:55:15,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 36 [2022-11-23 06:55:15,984 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 62 [2022-11-23 06:55:16,009 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:55:16,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 56 [2022-11-23 06:55:16,013 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 06:55:16,022 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-23 06:55:16,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 88 [2022-11-23 06:55:16,030 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 36 [2022-11-23 06:55:16,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 62 [2022-11-23 06:55:24,724 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:55:24,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [501361676] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:55:24,724 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:55:24,725 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 26, 22] total 67 [2022-11-23 06:55:24,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921000456] [2022-11-23 06:55:24,725 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:55:24,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 68 states [2022-11-23 06:55:24,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:55:24,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2022-11-23 06:55:24,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=275, Invalid=4127, Unknown=24, NotChecked=130, Total=4556 [2022-11-23 06:55:24,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:55:24,727 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:55:24,728 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 68 states, 67 states have (on average 7.402985074626866) internal successors, (496), 68 states have internal predecessors, (496), 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) [2022-11-23 06:55:24,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:55:24,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:24,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:55:24,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:24,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:55:24,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:24,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:24,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:24,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:24,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:24,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:24,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:55:24,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:55:24,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:55:24,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:55:24,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:55:24,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:55:24,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:55:24,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:55:24,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:55:24,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:55:24,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:55:24,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:55:24,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:55:24,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:55:24,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:55:24,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:55:31,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:55:31,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:31,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:55:31,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:31,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:55:31,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:31,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:31,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:31,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:31,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:31,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:31,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:55:31,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:55:31,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:55:31,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:55:31,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:55:31,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:55:31,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:55:31,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:55:31,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:55:31,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:55:31,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:55:31,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:55:31,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:55:31,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:55:31,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:55:31,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:55:31,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2022-11-23 06:55:32,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable54 [2022-11-23 06:55:32,085 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:55:32,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:55:32,086 INFO L85 PathProgramCache]: Analyzing trace with hash 650097448, now seen corresponding path program 2 times [2022-11-23 06:55:32,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:55:32,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350450241] [2022-11-23 06:55:32,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:55:32,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:55:32,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:55:34,498 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:55:34,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:55:34,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350450241] [2022-11-23 06:55:34,499 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350450241] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:55:34,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [747883051] [2022-11-23 06:55:34,499 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-23 06:55:34,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:55:34,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:55:34,500 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:55:34,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2022-11-23 06:55:44,685 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-23 06:55:44,686 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 06:55:44,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-23 06:55:44,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:55:44,706 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:55:44,879 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:55:44,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:55:44,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 06:55:44,988 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-11-23 06:55:45,016 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:55:45,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:55:45,275 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 06:55:45,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:55:45,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:55:45,650 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:55:45,769 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:55:45,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:55:45,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:55:45,896 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:55:45,926 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:55:45,952 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:55:46,059 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:55:46,086 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:55:46,113 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:55:46,135 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:55:46,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:55:46,881 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:55:46,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:55:46,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:55:46,994 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:55:47,020 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:55:47,164 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:55:47,189 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:55:47,213 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:55:47,237 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:55:47,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:55:47,337 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:55:47,337 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:55:47,364 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10227 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10227) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10227 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10227) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10227 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10227) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10227 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10227) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:55:47,431 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10227 (Array Int Int)) (v_ArrVal_10226 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10226) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10227) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10227 (Array Int Int)) (v_ArrVal_10226 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10226) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10227) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10227 (Array Int Int)) (v_ArrVal_10226 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10226) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10227) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10227 (Array Int Int)) (v_ArrVal_10226 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10226) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10227) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 06:55:54,214 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:55:54,215 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [747883051] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:55:54,215 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:55:54,215 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 24, 24] total 57 [2022-11-23 06:55:54,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487158007] [2022-11-23 06:55:54,216 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:55:54,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2022-11-23 06:55:54,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:55:54,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2022-11-23 06:55:54,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=217, Invalid=2818, Unknown=53, NotChecked=218, Total=3306 [2022-11-23 06:55:54,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:55:54,219 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:55:54,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 57 states have (on average 8.789473684210526) internal successors, (501), 58 states have internal predecessors, (501), 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) [2022-11-23 06:55:54,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:55:54,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:54,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:55:54,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:54,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:55:54,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:54,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:54,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:54,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:54,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:54,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:54,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:55:54,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:55:54,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:55:54,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:55:54,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:55:54,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:55:54,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:55:54,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:55:54,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:55:54,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:55:54,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:55:54,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:55:54,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:55:54,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:55:54,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:55:54,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:55:54,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:55:59,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:55:59,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:59,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:55:59,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:59,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:55:59,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:59,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:59,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:59,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:55:59,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:59,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:55:59,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:55:59,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:55:59,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:55:59,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:55:59,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:55:59,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:55:59,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:55:59,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:55:59,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:55:59,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:55:59,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:55:59,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:55:59,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:55:59,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:55:59,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:55:59,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:55:59,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:55:59,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2022-11-23 06:55:59,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable55 [2022-11-23 06:55:59,765 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:55:59,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:55:59,765 INFO L85 PathProgramCache]: Analyzing trace with hash 286192293, now seen corresponding path program 2 times [2022-11-23 06:55:59,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:55:59,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493287906] [2022-11-23 06:55:59,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:55:59,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:55:59,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:56:01,136 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:56:01,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:56:01,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493287906] [2022-11-23 06:56:01,137 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493287906] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:56:01,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1559145632] [2022-11-23 06:56:01,137 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-23 06:56:01,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:56:01,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:56:01,138 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:56:01,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2022-11-23 06:56:05,117 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-23 06:56:05,117 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 06:56:05,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 101 conjunts are in the unsatisfiable core [2022-11-23 06:56:05,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:56:05,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:56:05,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 06:56:05,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-11-23 06:56:05,592 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:56:05,592 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:56:06,016 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 06:56:06,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:56:06,460 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:56:06,568 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:56:06,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:56:06,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:56:06,819 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:56:06,847 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:56:06,866 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:56:07,005 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:56:07,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:56:07,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:56:07,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:56:07,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:56:07,832 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:56:07,832 INFO L350 Elim1Store]: Elim1 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 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:56:07,912 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:56:07,912 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:56:07,943 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10533 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10533) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10533 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10533) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10533 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10533) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:56:07,982 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10533 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10533) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10533 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10533) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10533 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10533) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:56:08,010 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10533 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10533) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10533 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10533) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10533 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10533) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:56:08,432 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10533 (Array Int Int)) (v_ArrVal_10532 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10532) c_~B~0.base v_ArrVal_10533) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10533 (Array Int Int)) (v_ArrVal_10532 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10532) c_~B~0.base v_ArrVal_10533) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10533 (Array Int Int)) (v_ArrVal_10532 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10532) c_~B~0.base v_ArrVal_10533) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:56:11,777 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:56:11,777 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1559145632] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:56:11,777 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:56:11,777 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 26, 22] total 62 [2022-11-23 06:56:11,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933187776] [2022-11-23 06:56:11,778 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:56:11,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2022-11-23 06:56:11,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:56:11,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2022-11-23 06:56:11,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=227, Invalid=3163, Unknown=48, NotChecked=468, Total=3906 [2022-11-23 06:56:11,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:56:11,781 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:56:11,781 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 62 states have (on average 6.838709677419355) internal successors, (424), 63 states have internal predecessors, (424), 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) [2022-11-23 06:56:11,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:56:11,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:56:11,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:56:11,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:56:11,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:56:11,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:56:11,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:56:11,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:56:11,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:56:11,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:56:11,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:56:11,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:56:11,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:56:11,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:56:11,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:56:11,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:56:11,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:56:11,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:56:11,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:56:11,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:56:11,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:56:11,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:56:11,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:56:11,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:56:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:56:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:56:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:56:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:56:11,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:56:21,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:56:21,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:56:21,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:56:21,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:56:21,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:56:21,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:56:21,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:56:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:56:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:56:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:56:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:56:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:56:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:56:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:56:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:56:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:56:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:56:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:56:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:56:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:56:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:56:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:56:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:56:21,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:56:21,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:56:21,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:56:21,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:56:21,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:56:21,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:56:21,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2022-11-23 06:56:21,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56,33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:56:21,939 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:56:21,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:56:21,939 INFO L85 PathProgramCache]: Analyzing trace with hash 1318579945, now seen corresponding path program 2 times [2022-11-23 06:56:21,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:56:21,939 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068674330] [2022-11-23 06:56:21,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:56:21,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:56:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:56:23,701 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:56:23,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:56:23,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068674330] [2022-11-23 06:56:23,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068674330] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:56:23,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1378093623] [2022-11-23 06:56:23,702 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-23 06:56:23,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:56:23,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:56:23,703 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:56:23,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2022-11-23 06:56:33,667 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-23 06:56:33,667 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 06:56:33,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 109 conjunts are in the unsatisfiable core [2022-11-23 06:56:33,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:56:33,691 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:56:33,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 06:56:33,956 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-11-23 06:56:34,032 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:56:34,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:56:34,475 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 06:56:34,475 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:56:34,955 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:56:35,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:56:35,232 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:56:35,336 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:56:35,378 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:56:35,415 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:56:35,451 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:56:35,625 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:56:35,674 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:56:35,702 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:56:35,739 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:56:36,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-23 06:56:36,712 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:56:36,810 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:56:36,835 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:56:36,864 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:56:37,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:56:37,059 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:56:37,096 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:56:37,125 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:56:37,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:56:37,364 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:56:37,364 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:56:37,392 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10907 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10907 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10907 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10907 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 06:56:37,452 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:56:37,927 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10897))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= (select (select (store (store (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10897))) (store .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10897))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10897))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-23 06:56:37,995 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10897))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= (select (select (store (store (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10897))) (store .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= (select (select (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10897))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10897))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-23 06:56:38,016 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10897))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= (select (select (store (store (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10897))) (store .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10897))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10897))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-23 06:56:38,055 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10897))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= (select (select (store (store (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10897))) (store .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10897))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10897))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))))) is different from false [2022-11-23 06:56:38,124 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10897))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10897))) (store .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10897))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10897))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10906) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))))) is different from false [2022-11-23 06:56:38,146 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse0 (store |c_#race| c_~B~0.base v_ArrVal_10897))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_10906) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= (select (select (store (store (let ((.cse2 (store |c_#race| c_~B~0.base v_ArrVal_10897))) (store .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_10906) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= (select (select (store (store (let ((.cse3 (store |c_#race| c_~B~0.base v_ArrVal_10897))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_10906) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse4 (store |c_#race| c_~B~0.base v_ArrVal_10897))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_10906) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))))) is different from false [2022-11-23 06:56:38,284 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10896 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10896) c_~B~0.base v_ArrVal_10897))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_10906) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10896 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= (select (select (store (store (let ((.cse2 (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10896) c_~B~0.base v_ArrVal_10897))) (store .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_10906) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10896 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse3 (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10896) c_~B~0.base v_ArrVal_10897))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_10906) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10897 (Array Int Int)) (v_ArrVal_10896 (Array Int Int)) (v_ArrVal_10907 (Array Int Int)) (v_ArrVal_10906 (Array Int Int))) (= (select (select (store (store (let ((.cse4 (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10896) c_~B~0.base v_ArrVal_10897))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_10906) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10907) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-23 06:56:39,289 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:56:39,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 68 [2022-11-23 06:56:39,300 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:56:39,301 INFO L350 Elim1Store]: Elim1 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 412 treesize of output 298 [2022-11-23 06:56:39,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 270 treesize of output 250 [2022-11-23 06:56:39,317 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 250 treesize of output 210 [2022-11-23 06:56:39,509 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:56:39,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 68 [2022-11-23 06:56:39,513 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 06:56:39,514 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 06:56:39,519 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:56:39,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 28 [2022-11-23 06:56:39,538 INFO L321 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-23 06:56:39,539 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 1 [2022-11-23 06:56:39,547 INFO L321 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-23 06:56:39,548 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 1 [2022-11-23 06:56:42,773 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:56:42,773 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1378093623] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:56:42,773 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:56:42,774 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 25, 25] total 69 [2022-11-23 06:56:42,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063931970] [2022-11-23 06:56:42,774 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:56:42,774 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2022-11-23 06:56:42,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:56:42,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2022-11-23 06:56:42,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=270, Invalid=3355, Unknown=71, NotChecked=1134, Total=4830 [2022-11-23 06:56:42,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:56:42,776 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:56:42,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 69 states have (on average 6.913043478260869) internal successors, (477), 70 states have internal predecessors, (477), 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) [2022-11-23 06:56:42,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:56:42,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:56:42,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:56:42,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:56:42,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:56:42,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:56:42,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:56:42,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:56:42,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:56:42,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:56:42,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:56:42,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:56:42,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:56:42,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:56:42,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:56:42,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:56:42,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:56:42,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:56:42,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:56:42,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:56:42,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:56:42,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:56:42,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:56:42,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:56:42,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:56:42,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:56:42,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:56:42,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:56:42,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:56:42,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:56:52,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:56:52,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:56:52,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:56:52,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:56:52,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:56:52,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:56:52,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:56:52,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:56:52,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:56:52,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:56:52,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:56:52,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:56:52,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:56:52,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:56:52,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:56:52,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:56:52,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:56:52,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:56:52,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:56:52,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:56:52,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:56:52,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:56:52,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:56:52,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:56:52,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:56:52,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:56:52,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:56:52,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:56:52,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:56:52,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:56:52,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Ended with exit code 0 [2022-11-23 06:56:53,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57,34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:56:53,166 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:56:53,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:56:53,166 INFO L85 PathProgramCache]: Analyzing trace with hash -1208726016, now seen corresponding path program 3 times [2022-11-23 06:56:53,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:56:53,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524565438] [2022-11-23 06:56:53,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:56:53,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:56:53,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:56:54,746 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:56:54,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:56:54,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524565438] [2022-11-23 06:56:54,746 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524565438] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:56:54,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2145601548] [2022-11-23 06:56:54,747 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-23 06:56:54,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:56:54,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:56:54,748 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:56:54,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2022-11-23 06:57:01,748 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-23 06:57:01,748 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 06:57:01,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 88 conjunts are in the unsatisfiable core [2022-11-23 06:57:01,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:57:01,773 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:57:02,048 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:57:02,048 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:57:02,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 06:57:02,216 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-11-23 06:57:02,292 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:57:02,292 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:57:02,687 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 06:57:02,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:57:03,066 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:57:03,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:57:03,284 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:57:03,304 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:57:03,329 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:57:03,355 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:57:03,458 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:57:03,482 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:57:03,506 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:57:03,525 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:57:04,050 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:57:04,111 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:57:04,111 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:57:04,181 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:57:04,181 INFO L350 Elim1Store]: Elim1 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 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:57:04,253 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:57:04,253 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:57:04,753 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_11212 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_11212) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_11212 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_11212) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:57:04,763 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_11212 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| c_~A~0.base v_ArrVal_11212) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_11212 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| c_~A~0.base v_ArrVal_11212) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 06:57:04,811 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_11212 (Array Int Int)) (v_ArrVal_11211 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11211) c_~A~0.base v_ArrVal_11212) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_11212 (Array Int Int)) (v_ArrVal_11211 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11211) c_~A~0.base v_ArrVal_11212) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:57:04,905 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_11212 (Array Int Int)) (v_ArrVal_11211 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11211) c_~A~0.base v_ArrVal_11212) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11212 (Array Int Int)) (v_ArrVal_11211 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11211) c_~A~0.base v_ArrVal_11212) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))))) is different from false [2022-11-23 06:57:04,928 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:57:04,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 36 [2022-11-23 06:57:04,933 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:57:04,934 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 54 [2022-11-23 06:57:04,937 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 38 [2022-11-23 06:57:04,941 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2022-11-23 06:57:04,962 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-23 06:57:04,963 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 1 [2022-11-23 06:57:10,663 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-23 06:57:10,663 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2145601548] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:57:10,664 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:57:10,664 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 22] total 63 [2022-11-23 06:57:10,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047652241] [2022-11-23 06:57:10,664 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:57:10,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2022-11-23 06:57:10,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:57:10,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2022-11-23 06:57:10,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=227, Invalid=3236, Unknown=93, NotChecked=476, Total=4032 [2022-11-23 06:57:10,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:57:10,667 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:57:10,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 63 states have (on average 7.857142857142857) internal successors, (495), 64 states have internal predecessors, (495), 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) [2022-11-23 06:57:10,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:57:10,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:57:10,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:57:10,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:57:10,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:57:10,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:57:10,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:57:10,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:57:10,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:57:10,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:57:10,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:57:10,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:57:10,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:57:10,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:57:10,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:57:10,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:57:10,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:57:10,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:57:10,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:57:10,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:57:10,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:57:10,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:57:10,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:57:10,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:57:10,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:57:10,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:57:10,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:57:10,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:57:10,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:57:10,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:57:10,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:57:19,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:57:19,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:57:19,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:57:19,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:57:19,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:57:19,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:57:19,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:57:19,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:57:19,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:57:19,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:57:19,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:57:19,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:57:19,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:57:19,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:57:19,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:57:19,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:57:19,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:57:19,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:57:19,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:57:19,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:57:19,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:57:19,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:57:19,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:57:19,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:57:19,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:57:19,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:57:19,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:57:19,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:57:19,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:57:19,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:57:19,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-23 06:57:19,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2022-11-23 06:57:19,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58,35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:57:19,330 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:57:19,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:57:19,331 INFO L85 PathProgramCache]: Analyzing trace with hash 1771001070, now seen corresponding path program 3 times [2022-11-23 06:57:19,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:57:19,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090467780] [2022-11-23 06:57:19,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:57:19,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:57:19,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:57:21,593 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:57:21,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:57:21,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090467780] [2022-11-23 06:57:21,594 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090467780] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:57:21,594 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [863281783] [2022-11-23 06:57:21,594 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-23 06:57:21,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:57:21,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:57:21,595 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:57:21,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2022-11-23 06:57:37,175 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-23 06:57:37,175 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 06:57:37,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 110 conjunts are in the unsatisfiable core [2022-11-23 06:57:37,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:57:37,207 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:57:37,451 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:57:37,451 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:57:37,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 06:57:37,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-11-23 06:57:37,831 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:57:37,832 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:57:38,220 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 06:57:38,220 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:57:38,688 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:57:38,812 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:57:38,961 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:57:38,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:57:39,025 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:57:39,062 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:57:39,204 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:57:39,238 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:57:39,277 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:57:39,303 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:57:40,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:57:40,137 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:57:40,229 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:57:40,324 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:57:40,353 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:57:40,381 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:57:40,538 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:57:40,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:57:40,600 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:57:40,630 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:57:40,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:57:40,864 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:57:40,864 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:57:40,890 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_11589 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11589 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11589 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_11589 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:57:40,949 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:57:41,421 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2))) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))))) is different from false [2022-11-23 06:57:41,444 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_11577))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_11577))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2))) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_11577))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= (select (select (store (store (let ((.cse5 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_11577))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-23 06:57:41,515 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11577))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11577))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11577))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= (select (select (store (store (let ((.cse5 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11577))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-23 06:57:41,537 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11577))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11577))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2))) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11577))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse5 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11577))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))))) is different from false [2022-11-23 06:57:41,578 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_11577))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_11577))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2))) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_11577))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse5 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_11577))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))))) is different from false [2022-11-23 06:57:41,649 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_11577))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= (select (select (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_11577))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_11577))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2))) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= (select (select (store (store (let ((.cse5 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_11577))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_11588) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-23 06:57:41,672 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store |c_#race| c_~A~0.base v_ArrVal_11577))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~A~0.base v_ArrVal_11588) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= (select (select (store (store (let ((.cse3 (store |c_#race| c_~A~0.base v_ArrVal_11577))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~A~0.base v_ArrVal_11588) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= (select (select (store (store (let ((.cse4 (store |c_#race| c_~A~0.base v_ArrVal_11577))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~A~0.base v_ArrVal_11588) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse5 (store |c_#race| c_~A~0.base v_ArrVal_11577))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~A~0.base v_ArrVal_11588) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2))))) is different from false [2022-11-23 06:57:41,819 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int)) (v_ArrVal_11576 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11576) c_~A~0.base v_ArrVal_11577))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~A~0.base v_ArrVal_11588) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int)) (v_ArrVal_11576 (Array Int Int))) (= (select (select (store (store (let ((.cse3 (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11576) c_~A~0.base v_ArrVal_11577))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~A~0.base v_ArrVal_11588) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int)) (v_ArrVal_11576 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse4 (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11576) c_~A~0.base v_ArrVal_11577))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~A~0.base v_ArrVal_11588) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2))) (forall ((v_ArrVal_11589 (Array Int Int)) (v_ArrVal_11577 (Array Int Int)) (v_ArrVal_11588 (Array Int Int)) (v_ArrVal_11576 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse5 (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11576) c_~A~0.base v_ArrVal_11577))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~A~0.base v_ArrVal_11588) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11589) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))))) is different from false [2022-11-23 06:57:45,738 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-11-23 06:57:45,738 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [863281783] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:57:45,738 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:57:45,738 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 27, 25] total 68 [2022-11-23 06:57:45,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109385039] [2022-11-23 06:57:45,739 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:57:45,739 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2022-11-23 06:57:45,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:57:45,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2022-11-23 06:57:45,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=252, Invalid=3184, Unknown=26, NotChecked=1230, Total=4692 [2022-11-23 06:57:45,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:57:45,742 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:57:45,743 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 69 states, 68 states have (on average 7.838235294117647) internal successors, (533), 69 states have internal predecessors, (533), 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) [2022-11-23 06:57:45,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:57:45,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:57:45,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:57:45,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:57:45,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:57:45,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:57:45,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:57:45,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:57:45,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:57:45,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:57:45,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:57:45,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:57:45,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:57:45,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:57:45,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:57:45,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:57:45,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:57:45,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:57:45,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:57:45,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:57:45,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:57:45,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:57:45,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:57:45,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:57:45,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:57:45,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:57:45,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:57:45,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:57:45,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:57:45,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:57:45,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-23 06:57:45,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:57:51,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:57:51,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:57:51,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:57:51,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:57:51,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:57:51,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:57:51,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:57:51,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:57:51,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:57:51,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:57:51,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:57:51,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:57:51,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:57:51,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:57:51,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:57:51,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:57:51,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:57:51,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:57:51,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:57:51,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:57:51,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:57:51,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:57:51,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:57:51,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:57:51,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:57:51,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:57:51,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:57:51,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:57:51,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:57:51,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:57:51,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-23 06:57:51,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-23 06:57:51,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Forceful destruction successful, exit code 0 [2022-11-23 06:57:51,953 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2022-11-23 06:57:51,954 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:57:51,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:57:51,954 INFO L85 PathProgramCache]: Analyzing trace with hash -854185023, now seen corresponding path program 3 times [2022-11-23 06:57:51,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:57:51,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651425328] [2022-11-23 06:57:51,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:57:51,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:57:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:57:53,509 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:57:53,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:57:53,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651425328] [2022-11-23 06:57:53,509 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [651425328] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:57:53,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1113947366] [2022-11-23 06:57:53,509 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-23 06:57:53,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:57:53,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:57:53,510 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:57:53,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2022-11-23 06:57:59,289 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-23 06:57:59,289 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 06:57:59,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 109 conjunts are in the unsatisfiable core [2022-11-23 06:57:59,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:57:59,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:57:59,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 06:57:59,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-11-23 06:57:59,794 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:57:59,794 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:58:00,328 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 06:58:00,329 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:58:00,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:58:00,873 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:58:00,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:58:01,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:58:01,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:58:01,083 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:58:01,189 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:58:01,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:58:01,238 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:58:01,257 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:58:01,779 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:58:01,843 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:58:01,844 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:58:01,919 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:58:01,919 INFO L350 Elim1Store]: Elim1 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 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:58:01,995 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:58:01,996 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:58:02,459 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_11893 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_11893) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11893 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_11893) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 06:58:02,468 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_11893 (Array Int Int))) (= (select (select (store |c_#race| c_~B~0.base v_ArrVal_11893) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11893 (Array Int Int))) (= (select (select (store |c_#race| c_~B~0.base v_ArrVal_11893) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:58:02,516 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_11893 (Array Int Int)) (v_ArrVal_11892 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11892) c_~B~0.base v_ArrVal_11893) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11893 (Array Int Int)) (v_ArrVal_11892 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11892) c_~B~0.base v_ArrVal_11893) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:58:02,610 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_11893 (Array Int Int)) (v_ArrVal_11892 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11892) c_~B~0.base v_ArrVal_11893) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_11893 (Array Int Int)) (v_ArrVal_11892 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11892) c_~B~0.base v_ArrVal_11893) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-23 06:58:02,633 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:58:02,633 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 36 [2022-11-23 06:58:02,638 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:58:02,639 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 58 [2022-11-23 06:58:02,641 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 38 [2022-11-23 06:58:02,645 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2022-11-23 06:58:02,665 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-23 06:58:02,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 1 [2022-11-23 06:58:05,761 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-23 06:58:05,762 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1113947366] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:58:05,762 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:58:05,762 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 29, 22] total 66 [2022-11-23 06:58:05,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798266886] [2022-11-23 06:58:05,762 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:58:05,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2022-11-23 06:58:05,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:58:05,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2022-11-23 06:58:05,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=247, Invalid=3600, Unknown=75, NotChecked=500, Total=4422 [2022-11-23 06:58:05,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:58:05,765 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:58:05,765 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 66 states have (on average 6.5) internal successors, (429), 67 states have internal predecessors, (429), 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) [2022-11-23 06:58:05,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:58:05,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:58:05,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:58:05,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:58:05,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:58:05,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:58:05,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:58:05,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:58:05,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:58:05,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:58:05,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:58:05,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:58:05,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:58:05,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:58:05,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:58:05,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:58:05,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:58:05,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:58:05,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:58:05,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:58:05,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:58:05,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:58:05,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:58:05,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:58:05,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:58:05,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:58:05,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:58:05,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:58:05,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:58:05,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:58:05,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-23 06:58:05,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-11-23 06:58:05,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:58:16,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:58:16,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:58:16,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:58:16,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:58:16,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:58:16,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:58:16,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:58:16,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:58:16,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:58:16,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:58:16,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:58:16,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:58:16,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:58:16,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:58:16,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:58:16,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:58:16,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:58:16,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:58:16,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:58:16,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:58:16,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:58:16,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:58:16,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:58:16,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:58:16,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:58:16,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:58:16,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:58:16,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:58:16,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:58:16,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:58:16,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-23 06:58:16,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-23 06:58:16,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 06:58:16,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2022-11-23 06:58:17,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:58:17,037 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:58:17,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:58:17,038 INFO L85 PathProgramCache]: Analyzing trace with hash 1019121997, now seen corresponding path program 3 times [2022-11-23 06:58:17,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:58:17,038 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146812151] [2022-11-23 06:58:17,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:58:17,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:58:17,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:58:18,725 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:58:18,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:58:18,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146812151] [2022-11-23 06:58:18,726 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146812151] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:58:18,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1423458002] [2022-11-23 06:58:18,726 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-23 06:58:18,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:58:18,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:58:18,727 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:58:18,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2022-11-23 06:58:50,028 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-23 06:58:50,028 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 06:58:50,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 113 conjunts are in the unsatisfiable core [2022-11-23 06:58:50,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:58:50,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:58:50,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 06:58:50,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-11-23 06:58:50,500 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:58:50,501 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:58:50,906 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 06:58:50,906 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:58:51,376 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:58:51,491 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:58:51,631 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:58:51,659 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:58:51,688 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:58:51,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:58:51,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:58:51,871 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:58:51,903 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:58:51,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:58:52,695 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-23 06:58:52,712 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:58:52,877 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:58:52,973 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:58:52,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:58:53,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:58:53,135 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:58:53,160 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:58:53,192 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:58:53,214 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:58:53,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:58:53,427 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:58:53,428 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:58:53,450 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12269 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:58:53,503 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 06:58:53,944 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-23 06:58:53,964 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12257))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12257))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12257))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store (let ((.cse5 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12257))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-23 06:58:54,027 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12257))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12257))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12257))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store (let ((.cse5 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12257))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-23 06:58:54,049 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12257))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12257))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12257))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store (let ((.cse5 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12257))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-23 06:58:54,083 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_12257))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_12257))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2))) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_12257))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store (let ((.cse5 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_12257))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-23 06:58:54,146 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_12257))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_12257))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_12257))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store (let ((.cse5 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_12257))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_12268) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-23 06:58:54,168 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store |c_#race| c_~B~0.base v_ArrVal_12257))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_12268) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse3 (store |c_#race| c_~B~0.base v_ArrVal_12257))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_12268) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= (select (select (store (store (let ((.cse4 (store |c_#race| c_~B~0.base v_ArrVal_12257))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_12268) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse5 (store |c_#race| c_~B~0.base v_ArrVal_12257))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_12268) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))))) is different from false [2022-11-23 06:58:54,297 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int)) (v_ArrVal_12256 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_12256) c_~B~0.base v_ArrVal_12257))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_12268) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int)) (v_ArrVal_12256 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse3 (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_12256) c_~B~0.base v_ArrVal_12257))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_12268) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int)) (v_ArrVal_12256 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse4 (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_12256) c_~B~0.base v_ArrVal_12257))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_12268) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_12269 (Array Int Int)) (v_ArrVal_12257 (Array Int Int)) (v_ArrVal_12268 (Array Int Int)) (v_ArrVal_12256 (Array Int Int))) (= (select (select (store (store (let ((.cse5 (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_12256) c_~B~0.base v_ArrVal_12257))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_12268) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12269) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-23 06:58:54,984 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:58:54,984 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 63 [2022-11-23 06:58:54,991 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:58:54,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 452 treesize of output 326 [2022-11-23 06:58:55,001 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 318 treesize of output 310 [2022-11-23 06:58:55,005 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 310 treesize of output 270 [2022-11-23 06:58:55,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 270 treesize of output 250 [2022-11-23 06:58:55,019 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 150 [2022-11-23 06:58:55,140 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-23 06:58:55,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 1 [2022-11-23 06:58:55,148 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-23 06:58:55,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 1 [2022-11-23 06:58:55,155 INFO L321 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-23 06:58:55,155 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 1 [2022-11-23 06:58:58,369 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-11-23 06:58:58,369 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1423458002] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:58:58,369 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:58:58,369 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 28, 25] total 72 [2022-11-23 06:58:58,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652144559] [2022-11-23 06:58:58,369 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:58:58,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2022-11-23 06:58:58,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:58:58,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2022-11-23 06:58:58,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=259, Invalid=3634, Unknown=53, NotChecked=1310, Total=5256 [2022-11-23 06:58:58,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:58:58,372 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:58:58,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 72 states have (on average 6.805555555555555) internal successors, (490), 73 states have internal predecessors, (490), 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) [2022-11-23 06:58:58,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:58:58,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:58:58,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:58:58,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:58:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:58:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:58:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:58:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:58:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:58:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:58:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:58:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2022-11-23 06:58:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:58:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:58:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:58:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:58:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:58:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:58:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:58:58,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:58:58,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:58:58,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:58:58,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:58:58,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:58:58,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:58:58,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:58:58,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:58:58,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:58:58,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:58:58,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:58:58,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-23 06:58:58,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-11-23 06:58:58,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-23 06:58:58,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:59:10,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:59:10,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:10,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:59:10,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:10,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:59:10,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:10,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:10,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-23 06:59:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:59:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:59:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:59:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:59:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:59:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:59:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:59:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:59:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:59:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:59:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:59:10,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:59:10,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:10,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:10,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:10,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:10,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-23 06:59:10,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:10,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 06:59:10,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:10,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2022-11-23 06:59:10,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable61 [2022-11-23 06:59:10,508 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:59:10,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:59:10,508 INFO L85 PathProgramCache]: Analyzing trace with hash -1018188066, now seen corresponding path program 4 times [2022-11-23 06:59:10,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:59:10,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817017778] [2022-11-23 06:59:10,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:59:10,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:59:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:59:11,950 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:59:11,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:59:11,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817017778] [2022-11-23 06:59:11,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817017778] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:59:11,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [162096576] [2022-11-23 06:59:11,950 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-23 06:59:11,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:59:11,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:59:11,951 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:59:11,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2022-11-23 06:59:15,727 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-23 06:59:15,727 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 06:59:15,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 70 conjunts are in the unsatisfiable core [2022-11-23 06:59:15,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:59:15,742 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:59:15,812 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:59:15,812 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:59:15,967 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-23 06:59:15,967 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-11-23 06:59:15,998 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:59:15,999 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:59:16,265 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 06:59:16,266 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:16,499 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:59:16,584 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:16,597 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:16,615 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:16,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:16,680 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:16,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:16,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:16,716 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:16,801 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:16,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:59:16,816 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:59:16,816 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:59:16,829 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:59:16,829 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:59:16,840 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:59:16,840 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:59:16,869 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_12572 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12572) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-23 06:59:17,065 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_12572 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_12572) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-23 06:59:17,300 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:59:17,300 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 26 [2022-11-23 06:59:17,302 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 110 [2022-11-23 06:59:17,305 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 86 [2022-11-23 06:59:17,307 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 78 [2022-11-23 06:59:18,460 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:59:18,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [162096576] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:59:18,460 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:59:18,460 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 24, 21] total 51 [2022-11-23 06:59:18,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630316480] [2022-11-23 06:59:18,461 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:59:18,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2022-11-23 06:59:18,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:59:18,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2022-11-23 06:59:18,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=169, Invalid=2217, Unknown=72, NotChecked=194, Total=2652 [2022-11-23 06:59:18,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:59:18,463 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:59:18,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 51 states have (on average 8.313725490196079) internal successors, (424), 52 states have internal predecessors, (424), 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) [2022-11-23 06:59:18,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:59:18,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:18,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:59:18,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:18,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:59:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-23 06:59:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:59:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:59:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:59:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:59:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:59:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:59:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:59:18,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:59:18,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:59:18,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:59:18,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:59:18,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:59:18,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:18,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:18,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:18,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:18,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-23 06:59:18,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:18,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-23 06:59:18,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:18,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:59:25,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:59:25,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:25,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:59:25,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:25,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:59:25,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-23 06:59:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:59:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:59:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:59:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:59:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:59:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:59:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:59:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:59:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:59:25,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:59:25,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:59:25,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:59:25,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:25,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:25,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:25,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:25,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-23 06:59:25,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:25,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 06:59:25,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:25,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-23 06:59:25,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2022-11-23 06:59:25,718 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62,39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:59:25,718 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:59:25,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:59:25,718 INFO L85 PathProgramCache]: Analyzing trace with hash 1256328144, now seen corresponding path program 4 times [2022-11-23 06:59:25,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:59:25,719 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546553001] [2022-11-23 06:59:25,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:59:25,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:59:25,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:59:27,527 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:59:27,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:59:27,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546553001] [2022-11-23 06:59:27,527 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546553001] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:59:27,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [467239718] [2022-11-23 06:59:27,528 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-23 06:59:27,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:59:27,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:59:27,529 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:59:27,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2022-11-23 06:59:37,892 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-23 06:59:37,892 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 06:59:37,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 124 conjunts are in the unsatisfiable core [2022-11-23 06:59:37,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:59:37,914 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:59:38,113 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:59:38,113 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:59:38,367 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-23 06:59:38,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-11-23 06:59:38,502 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:59:38,502 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:59:39,008 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 06:59:39,008 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:39,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:59:39,587 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:39,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:39,637 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:39,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:39,769 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:39,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:39,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:39,847 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:40,474 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:40,585 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:59:40,663 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:59:40,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:59:40,862 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:59:40,883 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:59:40,903 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:59:41,027 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:59:41,055 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:59:41,081 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:59:41,105 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:59:41,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 06:59:41,316 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:59:41,316 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:59:42,617 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:59:42,618 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2022-11-23 06:59:42,622 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 22 treesize of output 16 [2022-11-23 06:59:43,687 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:59:43,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [467239718] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 06:59:43,687 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 06:59:43,687 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 30, 23] total 61 [2022-11-23 06:59:43,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912834350] [2022-11-23 06:59:43,688 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 06:59:43,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2022-11-23 06:59:43,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 06:59:43,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2022-11-23 06:59:43,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=252, Invalid=3481, Unknown=49, NotChecked=0, Total=3782 [2022-11-23 06:59:43,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:59:43,691 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 06:59:43,692 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 61 states have (on average 8.245901639344263) internal successors, (503), 62 states have internal predecessors, (503), 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) [2022-11-23 06:59:43,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:59:43,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:43,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:59:43,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:43,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:59:43,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:43,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:43,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:43,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:43,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:43,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:43,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-23 06:59:43,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:43,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:59:43,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:59:43,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:59:43,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:59:43,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:59:43,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:43,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:59:43,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:59:43,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:59:43,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:59:43,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:59:43,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:59:43,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:59:43,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:43,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:43,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:43,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:43,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-23 06:59:43,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:43,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-23 06:59:43,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:43,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-23 06:59:43,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:59:52,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 06:59:52,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:52,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 06:59:52,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:52,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:59:52,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:52,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:52,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:52,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 06:59:52,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:52,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 06:59:52,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-23 06:59:52,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:52,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 06:59:52,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 06:59:52,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 06:59:52,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 06:59:52,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 06:59:52,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:52,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 06:59:52,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 06:59:52,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:59:52,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 06:59:52,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 06:59:52,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 06:59:52,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 06:59:52,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:52,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:52,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:52,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 06:59:52,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-23 06:59:52,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:52,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 06:59:52,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 06:59:52,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-23 06:59:52,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-23 06:59:52,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2022-11-23 06:59:52,613 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63,40 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:59:52,614 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 06:59:52,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 06:59:52,614 INFO L85 PathProgramCache]: Analyzing trace with hash 1382648125, now seen corresponding path program 4 times [2022-11-23 06:59:52,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 06:59:52,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857696686] [2022-11-23 06:59:52,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 06:59:52,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 06:59:52,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 06:59:54,055 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:59:54,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 06:59:54,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857696686] [2022-11-23 06:59:54,056 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857696686] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 06:59:54,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1418301778] [2022-11-23 06:59:54,056 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-23 06:59:54,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 06:59:54,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:59:54,057 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 06:59:54,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2022-11-23 06:59:57,088 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-23 06:59:57,088 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 06:59:57,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-23 06:59:57,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 06:59:57,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 06:59:57,255 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-23 06:59:57,255 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-11-23 06:59:57,337 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 06:59:57,337 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 06:59:57,698 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 06:59:57,698 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:58,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 06:59:58,159 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:58,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:58,205 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:58,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:58,303 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:58,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:58,344 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:58,361 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:58,743 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 06:59:58,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 06:59:58,841 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:59:58,842 INFO L350 Elim1Store]: Elim1 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 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 06:59:58,906 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:59:58,906 INFO L350 Elim1Store]: Elim1 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 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 06:59:58,971 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 06:59:58,971 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 06:59:59,085 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13253 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13253) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-23 06:59:59,529 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 06:59:59,530 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 26 [2022-11-23 06:59:59,532 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 50 [2022-11-23 06:59:59,536 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2022-11-23 06:59:59,539 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2022-11-23 07:00:00,321 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:00:00,322 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1418301778] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 07:00:00,322 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 07:00:00,322 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 53 [2022-11-23 07:00:00,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86066159] [2022-11-23 07:00:00,322 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 07:00:00,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2022-11-23 07:00:00,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 07:00:00,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2022-11-23 07:00:00,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=205, Invalid=2454, Unknown=101, NotChecked=102, Total=2862 [2022-11-23 07:00:00,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:00:00,325 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 07:00:00,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 53 states have (on average 7.830188679245283) internal successors, (415), 54 states have internal predecessors, (415), 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) [2022-11-23 07:00:00,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:00:00,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:00,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:00:00,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:00,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:00:00,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:00,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:00,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:00,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:00,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:00,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:00,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-23 07:00:00,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:00,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:00:00,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:00:00,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 07:00:00,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:00:00,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:00:00,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:00,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:00:00,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 07:00:00,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:00:00,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:00:00,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 07:00:00,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:00:00,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:00:00,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:00,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:00,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:00,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:00,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-23 07:00:00,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:00,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:00:00,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:00,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:00:00,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-23 07:00:00,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:00:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:00:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:00:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:00:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-23 07:00:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:00:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:00:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 07:00:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:00:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:00:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:00:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 07:00:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:00:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:00:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 07:00:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:00:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:00:06,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:06,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:06,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:06,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:06,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-23 07:00:06,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:06,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:00:06,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:06,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:00:06,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-23 07:00:06,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-11-23 07:00:06,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Forceful destruction successful, exit code 0 [2022-11-23 07:00:06,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable64 [2022-11-23 07:00:06,842 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 07:00:06,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 07:00:06,843 INFO L85 PathProgramCache]: Analyzing trace with hash -577086639, now seen corresponding path program 4 times [2022-11-23 07:00:06,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 07:00:06,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071106165] [2022-11-23 07:00:06,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:00:06,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 07:00:06,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:00:08,526 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:00:08,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 07:00:08,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071106165] [2022-11-23 07:00:08,527 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071106165] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 07:00:08,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1708785177] [2022-11-23 07:00:08,527 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-23 07:00:08,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:00:08,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 07:00:08,528 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 07:00:08,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2022-11-23 07:00:15,956 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-23 07:00:15,956 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 07:00:15,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 105 conjunts are in the unsatisfiable core [2022-11-23 07:00:15,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 07:00:15,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 07:00:16,200 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-23 07:00:16,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 18 [2022-11-23 07:00:16,375 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:00:16,375 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 21 treesize of output 25 [2022-11-23 07:00:16,979 INFO L321 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2022-11-23 07:00:16,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 28 [2022-11-23 07:00:17,485 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 07:00:17,683 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 07:00:17,717 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 07:00:17,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 07:00:17,766 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 07:00:17,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 07:00:17,938 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 07:00:17,968 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 07:00:17,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 07:00:18,758 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 07:00:18,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 07:00:18,875 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 07:00:18,980 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 07:00:19,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:00:19,126 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:00:19,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:00:19,362 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:00:19,408 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:00:19,442 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:00:19,470 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:00:19,628 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:00:19,704 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:00:19,704 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 07:00:19,730 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_13631 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13631 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13631 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_13631 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 07:00:19,788 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 07:00:20,320 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2)))))) is different from false [2022-11-23 07:00:20,340 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3)))))) is different from false [2022-11-23 07:00:20,365 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse3 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13617))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13617))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= (select (select (store (store (let ((.cse5 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13617))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse6 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13617))) (store .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3))))) is different from false [2022-11-23 07:00:20,443 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse3 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse1 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13617))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13617))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse5 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13617))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse6 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13617))) (store .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))))) is different from false [2022-11-23 07:00:20,468 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse3 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13617))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13617))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= (select (select (store (store (let ((.cse5 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13617))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse6 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13617))) (store .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))))) is different from false [2022-11-23 07:00:20,512 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse3 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_13617))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2))) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_13617))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= (select (select (store (store (let ((.cse5 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_13617))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse6 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_13617))) (store .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))))) is different from false [2022-11-23 07:00:20,588 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse3 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_13617))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_13617))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse5 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_13617))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse6 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_13617))) (store .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_13630) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3))))) is different from false [2022-11-23 07:00:20,612 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse3 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store |c_#race| c_~B~0.base v_ArrVal_13617))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_13630) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= (select (select (store (store (let ((.cse4 (store |c_#race| c_~B~0.base v_ArrVal_13617))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_13630) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse5 (store |c_#race| c_~B~0.base v_ArrVal_13617))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_13630) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3))) (forall ((v_ArrVal_13630 (Array Int Int)) (v_ArrVal_13631 (Array Int Int)) (v_ArrVal_13617 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse6 (store |c_#race| c_~B~0.base v_ArrVal_13617))) (store .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (store (select .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) c_~B~0.base v_ArrVal_13630) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_13631) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))))) is different from false [2022-11-23 07:00:21,134 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:00:21,135 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 58 [2022-11-23 07:00:21,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 698 treesize of output 518 [2022-11-23 07:00:21,150 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 510 treesize of output 494 [2022-11-23 07:00:21,155 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 494 treesize of output 430 [2022-11-23 07:00:21,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 430 treesize of output 398 [2022-11-23 07:00:21,168 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 203 treesize of output 195 [2022-11-23 07:00:22,568 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:00:22,569 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1708785177] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 07:00:22,569 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 07:00:22,569 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 28, 25] total 72 [2022-11-23 07:00:22,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682958617] [2022-11-23 07:00:22,569 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 07:00:22,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2022-11-23 07:00:22,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 07:00:22,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2022-11-23 07:00:22,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=260, Invalid=3640, Unknown=46, NotChecked=1310, Total=5256 [2022-11-23 07:00:22,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:00:22,572 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 07:00:22,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 72 states have (on average 6.625) internal successors, (477), 73 states have internal predecessors, (477), 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) [2022-11-23 07:00:22,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:00:22,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:22,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:00:22,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:22,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:00:22,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:22,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:22,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:22,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:22,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:22,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:22,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-23 07:00:22,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:22,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:00:22,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:00:22,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 07:00:22,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:00:22,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:00:22,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:22,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:00:22,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 07:00:22,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:00:22,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:00:22,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 07:00:22,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:00:22,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:00:22,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:22,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:22,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:22,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:22,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-23 07:00:22,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:22,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:00:22,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:22,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:00:22,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-23 07:00:22,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-11-23 07:00:22,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:00:36,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:00:36,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:36,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:00:36,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:36,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:00:36,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:36,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:36,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:36,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:36,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:36,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:36,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-23 07:00:36,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:36,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:00:36,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:00:36,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 07:00:36,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:00:36,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:00:36,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:36,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:00:36,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 07:00:36,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:00:36,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:00:36,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 07:00:36,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:00:36,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:00:36,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:36,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:36,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:36,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:36,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-23 07:00:36,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:36,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:00:36,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:36,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:00:36,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-23 07:00:36,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-11-23 07:00:36,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-11-23 07:00:36,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Forceful destruction successful, exit code 0 [2022-11-23 07:00:36,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65,42 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:00:36,487 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 07:00:36,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 07:00:36,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1933046951, now seen corresponding path program 1 times [2022-11-23 07:00:36,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 07:00:36,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427108293] [2022-11-23 07:00:36,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:00:36,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 07:00:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:00:37,416 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-23 07:00:37,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 07:00:37,417 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427108293] [2022-11-23 07:00:37,417 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427108293] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 07:00:37,417 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1047976723] [2022-11-23 07:00:37,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:00:37,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:00:37,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 07:00:37,418 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 07:00:37,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2022-11-23 07:00:38,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:00:38,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 60 conjunts are in the unsatisfiable core [2022-11-23 07:00:38,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 07:00:38,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 07:00:38,537 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:00:38,537 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:00:38,650 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:00:38,651 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:00:38,688 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-23 07:00:38,689 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-23 07:00:39,300 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 07:00:39,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 07:00:39,502 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 07:00:39,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 07:00:39,638 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 58 [2022-11-23 07:00:39,689 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-23 07:00:39,689 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 07:00:41,821 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-23 07:00:41,822 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1047976723] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 07:00:41,822 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 07:00:41,822 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16, 16] total 47 [2022-11-23 07:00:41,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655705374] [2022-11-23 07:00:41,822 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 07:00:41,823 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2022-11-23 07:00:41,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 07:00:41,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2022-11-23 07:00:41,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=2052, Unknown=0, NotChecked=0, Total=2256 [2022-11-23 07:00:41,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:00:41,824 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 07:00:41,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 47 states have (on average 10.51063829787234) internal successors, (494), 48 states have internal predecessors, (494), 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) [2022-11-23 07:00:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:00:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:00:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:00:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:41,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-23 07:00:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:00:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:00:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 07:00:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:00:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:00:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:00:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 07:00:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:00:41,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:00:41,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 07:00:41,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:00:41,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:00:41,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:41,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:41,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:41,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:41,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-23 07:00:41,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:41,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:00:41,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:41,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:00:41,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-23 07:00:41,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-11-23 07:00:41,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-11-23 07:00:41,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:00:49,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:00:49,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:49,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:00:49,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:49,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:00:49,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:49,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:49,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:49,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:00:49,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:49,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:00:49,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-23 07:00:49,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:00:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:00:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 07:00:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:00:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:00:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:00:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 07:00:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:00:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:00:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 07:00:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:00:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:00:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:00:49,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-23 07:00:49,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:49,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:00:49,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:00:49,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:00:49,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-23 07:00:49,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-11-23 07:00:49,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-11-23 07:00:49,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:00:49,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Forceful destruction successful, exit code 0 [2022-11-23 07:00:49,434 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66,43 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:00:49,434 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 07:00:49,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 07:00:49,434 INFO L85 PathProgramCache]: Analyzing trace with hash 897829840, now seen corresponding path program 5 times [2022-11-23 07:00:49,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 07:00:49,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161804770] [2022-11-23 07:00:49,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:00:49,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 07:00:49,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:00:51,004 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:00:51,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 07:00:51,004 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161804770] [2022-11-23 07:00:51,004 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161804770] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 07:00:51,004 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2135969088] [2022-11-23 07:00:51,005 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-23 07:00:51,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:00:51,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 07:00:51,006 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 07:00:51,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2022-11-23 07:00:52,015 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2022-11-23 07:00:52,015 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 07:00:52,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 73 conjunts are in the unsatisfiable core [2022-11-23 07:00:52,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 07:00:52,030 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 07:00:52,226 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:00:52,227 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:00:52,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 07:00:52,453 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-11-23 07:00:52,481 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:00:52,481 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:00:52,734 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 07:00:52,734 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 07:00:53,261 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 07:00:53,322 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 07:00:53,392 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:00:53,392 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 07:00:53,472 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:00:53,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 07:00:53,556 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:00:53,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:00:53,601 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:00:53,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:00:53,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:00:53,769 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:00:53,794 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:00:53,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:00:53,881 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:00:53,881 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 07:00:53,905 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_14300 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14300) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_14300 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14300) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_14300 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14300) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_14300 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14300) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 07:00:53,963 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_14299 (Array Int Int)) (v_ArrVal_14300 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_14299) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14300) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_14299 (Array Int Int)) (v_ArrVal_14300 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_14299) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14300) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_14299 (Array Int Int)) (v_ArrVal_14300 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_14299) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14300) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_14299 (Array Int Int)) (v_ArrVal_14300 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_14299) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14300) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 07:00:55,145 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:00:55,145 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 56 [2022-11-23 07:00:55,151 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:00:55,151 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 226 treesize of output 130 [2022-11-23 07:00:55,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 86 [2022-11-23 07:00:55,158 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 78 [2022-11-23 07:00:55,183 INFO L321 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-23 07:00:55,184 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 1 [2022-11-23 07:00:55,190 INFO L321 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-23 07:00:55,190 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 1 [2022-11-23 07:00:55,196 INFO L321 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-23 07:00:55,197 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 1 [2022-11-23 07:01:02,940 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:01:02,940 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2135969088] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 07:01:02,940 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 07:01:02,940 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 25, 22] total 56 [2022-11-23 07:01:02,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918330335] [2022-11-23 07:01:02,941 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 07:01:02,941 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2022-11-23 07:01:02,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 07:01:02,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2022-11-23 07:01:02,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=230, Invalid=2683, Unknown=65, NotChecked=214, Total=3192 [2022-11-23 07:01:02,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:01:02,943 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 07:01:02,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 56 states have (on average 8.571428571428571) internal successors, (480), 57 states have internal predecessors, (480), 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) [2022-11-23 07:01:02,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:01:02,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:02,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:01:02,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:02,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:01:02,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:02,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:02,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:02,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:02,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:02,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:02,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-23 07:01:02,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:02,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:01:02,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:01:02,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 07:01:02,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:01:02,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:01:02,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:02,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:01:02,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 07:01:02,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:01:02,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:01:02,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 07:01:02,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:01:02,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:01:02,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:02,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:02,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:02,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:02,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-23 07:01:02,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:02,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:01:02,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:02,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:01:02,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-23 07:01:02,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-11-23 07:01:02,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-11-23 07:01:02,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:01:02,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:01:13,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:01:13,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:13,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:01:13,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:13,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:01:13,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:13,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:13,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:13,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:13,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:13,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:13,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-23 07:01:13,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:13,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:01:13,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:01:13,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 07:01:13,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:01:13,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:01:13,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:13,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:01:13,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 07:01:13,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:01:13,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:01:13,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 07:01:13,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:01:13,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:01:13,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:13,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:13,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:13,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:13,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-23 07:01:13,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:13,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:01:13,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:13,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:01:13,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-23 07:01:13,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-11-23 07:01:13,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-11-23 07:01:13,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:01:13,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:13,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2022-11-23 07:01:13,581 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 44 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable67 [2022-11-23 07:01:13,581 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 07:01:13,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 07:01:13,581 INFO L85 PathProgramCache]: Analyzing trace with hash -1126905352, now seen corresponding path program 1 times [2022-11-23 07:01:13,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 07:01:13,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110770757] [2022-11-23 07:01:13,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:01:13,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 07:01:13,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:01:14,448 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-23 07:01:14,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 07:01:14,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110770757] [2022-11-23 07:01:14,448 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110770757] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 07:01:14,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1210742649] [2022-11-23 07:01:14,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:01:14,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:01:14,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 07:01:14,450 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 07:01:14,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2022-11-23 07:01:15,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:01:15,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 42 conjunts are in the unsatisfiable core [2022-11-23 07:01:15,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 07:01:15,454 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 07:01:15,519 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:01:15,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:01:15,542 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-23 07:01:15,542 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-23 07:01:15,720 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 07:01:15,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 07:01:15,740 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:01:15,740 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 07:01:15,756 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:01:15,756 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 07:01:15,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:01:15,784 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-23 07:01:15,784 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 07:01:15,808 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_14603 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_14603) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_14603 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_14603) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_14603 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_14603) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_14603 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_14603) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 07:01:16,355 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:01:16,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 53 [2022-11-23 07:01:16,360 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:01:16,361 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 70 treesize of output 28 [2022-11-23 07:01:16,603 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-23 07:01:16,604 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1210742649] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 07:01:16,604 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 07:01:16,604 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16, 16] total 27 [2022-11-23 07:01:16,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254376470] [2022-11-23 07:01:16,604 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 07:01:16,605 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-11-23 07:01:16,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 07:01:16,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-11-23 07:01:16,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=597, Unknown=21, NotChecked=50, Total=756 [2022-11-23 07:01:16,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:01:16,606 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 07:01:16,606 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 10.74074074074074) internal successors, (290), 28 states have internal predecessors, (290), 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) [2022-11-23 07:01:16,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:01:16,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:16,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:01:16,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:16,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:01:16,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:16,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:16,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:16,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:16,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:16,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:16,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-23 07:01:16,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:16,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:01:16,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:01:16,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 07:01:16,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:01:16,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:01:16,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:16,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:01:16,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 07:01:16,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:01:16,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:01:16,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 07:01:16,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:01:16,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:01:16,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:16,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:16,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:16,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:16,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-23 07:01:16,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:16,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:01:16,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:16,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:01:16,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-23 07:01:16,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-11-23 07:01:16,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-11-23 07:01:16,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:01:16,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:16,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:01:22,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:01:22,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:22,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:01:22,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:22,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:01:22,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:22,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:22,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:22,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-11-23 07:01:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:01:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:01:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 07:01:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:01:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:01:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:01:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-11-23 07:01:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:01:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:01:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 07:01:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:01:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:01:22,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:22,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:22,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:22,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:22,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-23 07:01:22,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:22,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:01:22,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:22,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:01:22,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-23 07:01:22,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-11-23 07:01:22,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-11-23 07:01:22,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:01:22,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:22,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:01:22,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2022-11-23 07:01:23,189 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable68 [2022-11-23 07:01:23,189 INFO L420 AbstractCegarLoop]: === Iteration 42 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 07:01:23,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 07:01:23,190 INFO L85 PathProgramCache]: Analyzing trace with hash -103453585, now seen corresponding path program 5 times [2022-11-23 07:01:23,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 07:01:23,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212991079] [2022-11-23 07:01:23,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:01:23,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 07:01:23,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:01:24,618 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:01:24,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 07:01:24,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212991079] [2022-11-23 07:01:24,619 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212991079] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 07:01:24,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [958439821] [2022-11-23 07:01:24,619 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-23 07:01:24,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:01:24,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 07:01:24,620 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 07:01:24,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2022-11-23 07:01:25,651 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2022-11-23 07:01:25,651 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 07:01:25,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 60 conjunts are in the unsatisfiable core [2022-11-23 07:01:25,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 07:01:25,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 07:01:25,725 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:01:25,725 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:01:25,755 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:01:25,756 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:01:26,009 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 07:01:26,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 07:01:26,554 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 07:01:26,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-23 07:01:26,689 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:01:26,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-23 07:01:26,770 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:01:26,770 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-23 07:01:26,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:01:26,891 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:01:26,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:01:27,048 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:01:27,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:01:27,188 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:01:27,207 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:01:27,270 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-23 07:01:27,280 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:01:27,280 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 07:01:27,303 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_14966 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14966) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_14966 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14966) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_14966 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14966) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_14966 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14966) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-23 07:01:27,359 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_14965 (Array Int Int)) (v_ArrVal_14966 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_14965) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14966) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_14965 (Array Int Int)) (v_ArrVal_14966 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_14965) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14966) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_14965 (Array Int Int)) (v_ArrVal_14966 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_14965) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14966) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_14965 (Array Int Int)) (v_ArrVal_14966 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_14965) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14966) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 07:01:28,597 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:01:28,597 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 56 [2022-11-23 07:01:28,603 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:01:28,603 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 132 treesize of output 66 [2022-11-23 07:01:28,608 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2022-11-23 07:01:28,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 34 [2022-11-23 07:01:28,628 INFO L321 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-23 07:01:28,628 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 1 [2022-11-23 07:01:28,633 INFO L321 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-23 07:01:28,633 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 1 [2022-11-23 07:01:28,639 INFO L321 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-23 07:01:28,639 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 1 [2022-11-23 07:01:29,524 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:01:29,525 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [958439821] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 07:01:29,525 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 07:01:29,525 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 20, 20] total 49 [2022-11-23 07:01:29,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400918458] [2022-11-23 07:01:29,525 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 07:01:29,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2022-11-23 07:01:29,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 07:01:29,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2022-11-23 07:01:29,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=188, Invalid=2019, Unknown=57, NotChecked=186, Total=2450 [2022-11-23 07:01:29,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:01:29,527 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 07:01:29,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 49 states have (on average 8.63265306122449) internal successors, (423), 50 states have internal predecessors, (423), 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) [2022-11-23 07:01:29,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:01:29,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:29,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:01:29,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:29,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:01:29,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:29,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:29,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:29,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:29,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:29,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:29,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2022-11-23 07:01:29,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:29,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:01:29,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:01:29,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2022-11-23 07:01:29,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:01:29,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:01:29,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:29,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-23 07:01:29,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2022-11-23 07:01:29,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:01:29,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:01:29,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 07:01:29,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:01:29,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-23 07:01:29,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:29,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:29,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:29,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:29,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-23 07:01:29,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:29,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:01:29,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:29,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:01:29,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-23 07:01:29,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2022-11-23 07:01:29,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-11-23 07:01:29,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:01:29,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:29,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:01:29,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:01:53,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:01:53,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:53,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:01:53,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:53,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:01:53,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:53,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:53,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:53,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:53,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:53,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:53,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-11-23 07:01:53,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:53,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-23 07:01:53,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:01:53,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:01:53,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:01:53,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:01:53,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:53,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:01:53,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-23 07:01:53,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:53,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:01:53,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:53,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:01:53,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:01:53,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:01:53,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:53,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:01:53,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:53,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:01:53,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:01:53,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-23 07:01:53,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:01:53,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-23 07:01:53,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:01:53,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:01:53,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:01:53,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:01:53,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:53,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:01:53,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:53,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2022-11-23 07:01:53,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable69 [2022-11-23 07:01:53,268 INFO L420 AbstractCegarLoop]: === Iteration 43 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 07:01:53,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 07:01:53,268 INFO L85 PathProgramCache]: Analyzing trace with hash 1232331865, now seen corresponding path program 1 times [2022-11-23 07:01:53,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 07:01:53,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254188267] [2022-11-23 07:01:53,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:01:53,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 07:01:53,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:01:54,171 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:01:54,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 07:01:54,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254188267] [2022-11-23 07:01:54,171 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254188267] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 07:01:54,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [676254709] [2022-11-23 07:01:54,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:01:54,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:01:54,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 07:01:54,173 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 07:01:54,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2022-11-23 07:01:55,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:01:55,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 35 conjunts are in the unsatisfiable core [2022-11-23 07:01:55,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 07:01:55,180 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 07:01:55,215 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 07:01:55,232 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-23 07:01:55,251 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-23 07:01:55,251 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-23 07:01:55,270 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:01:55,270 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-11-23 07:01:55,304 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:01:55,305 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2022-11-23 07:01:55,504 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:01:55,515 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:01:55,516 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 07:01:55,540 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_15188 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_15188) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_15188 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_15188) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (forall ((v_ArrVal_15188 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_15188) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_15188 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_15188) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 07:01:55,611 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_15188 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_#in~p#1.base| v_ArrVal_15188) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_15188 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_#in~p#1.base| v_ArrVal_15188) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_15188 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_#in~p#1.base| v_ArrVal_15188) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_15188 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_#in~p#1.base| v_ArrVal_15188) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|))) is different from false [2022-11-23 07:01:56,030 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 5 not checked. [2022-11-23 07:01:56,030 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [676254709] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 07:01:56,030 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 07:01:56,030 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 14] total 22 [2022-11-23 07:01:56,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047713314] [2022-11-23 07:01:56,031 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 07:01:56,031 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-11-23 07:01:56,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 07:01:56,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-11-23 07:01:56,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=363, Unknown=2, NotChecked=78, Total=506 [2022-11-23 07:01:56,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:01:56,033 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 07:01:56,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 8.590909090909092) internal successors, (189), 23 states have internal predecessors, (189), 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) [2022-11-23 07:01:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:01:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:01:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:01:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:01:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:01:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2022-11-23 07:01:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-23 07:01:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:01:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:01:56,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:01:56,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:01:56,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:56,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:01:56,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-23 07:01:56,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:56,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:01:56,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:56,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:01:56,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:01:56,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:01:56,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:56,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:01:56,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:56,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:01:56,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:01:56,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-23 07:01:56,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:01:56,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-23 07:01:56,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:01:56,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:01:56,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:01:56,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:01:56,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:01:56,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:01:56,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:01:56,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:02:05,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:02:05,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:05,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:02:05,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:05,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:02:05,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-11-23 07:02:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-23 07:02:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:02:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:02:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:02:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:02:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:02:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-23 07:02:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:02:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:02:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:02:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:02:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:02:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:02:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-23 07:02:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-23 07:02:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:02:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:02:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:02:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:02:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:05,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:02:05,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:02:05,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:02:05,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Forceful destruction successful, exit code 0 [2022-11-23 07:02:06,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,47 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:02:06,040 INFO L420 AbstractCegarLoop]: === Iteration 44 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 07:02:06,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 07:02:06,041 INFO L85 PathProgramCache]: Analyzing trace with hash -452410989, now seen corresponding path program 1 times [2022-11-23 07:02:06,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 07:02:06,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69784343] [2022-11-23 07:02:06,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:02:06,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 07:02:06,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:02:06,664 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:02:06,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 07:02:06,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69784343] [2022-11-23 07:02:06,664 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69784343] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 07:02:06,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [254391174] [2022-11-23 07:02:06,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:02:06,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:02:06,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 07:02:06,665 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 07:02:06,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2022-11-23 07:02:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:02:07,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 36 conjunts are in the unsatisfiable core [2022-11-23 07:02:07,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 07:02:07,758 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 07:02:07,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 07:02:07,804 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-23 07:02:07,818 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-23 07:02:07,818 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-23 07:02:07,836 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:02:07,837 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-11-23 07:02:07,869 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:02:07,870 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2022-11-23 07:02:08,041 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:08,059 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:08,068 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:02:08,068 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 07:02:08,627 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:02:08,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [254391174] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 07:02:08,627 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 07:02:08,627 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 14] total 20 [2022-11-23 07:02:08,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571574503] [2022-11-23 07:02:08,627 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 07:02:08,628 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-11-23 07:02:08,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 07:02:08,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-11-23 07:02:08,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=361, Unknown=0, NotChecked=0, Total=420 [2022-11-23 07:02:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:02:08,629 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 07:02:08,629 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 8.95) internal successors, (179), 21 states have internal predecessors, (179), 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) [2022-11-23 07:02:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:02:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:02:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:02:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2022-11-23 07:02:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-23 07:02:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:02:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:02:08,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:02:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:02:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:02:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-23 07:02:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:02:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:02:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:02:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:02:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:02:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:02:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-23 07:02:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-23 07:02:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:02:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:02:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:02:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:02:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:02:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:02:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:02:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:02:18,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:02:18,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:18,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:02:18,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:18,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:02:18,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:18,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:18,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:18,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:18,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:18,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:18,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-11-23 07:02:18,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:18,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-23 07:02:18,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:02:18,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:02:18,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:02:18,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:02:18,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:18,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:02:18,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-23 07:02:18,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:02:18,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:02:18,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:02:18,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:02:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:02:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:02:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-23 07:02:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-23 07:02:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:02:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:02:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:02:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:02:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:02:18,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:02:18,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:02:18,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:02:18,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Ended with exit code 0 [2022-11-23 07:02:18,595 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71,48 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:02:18,595 INFO L420 AbstractCegarLoop]: === Iteration 45 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 07:02:18,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 07:02:18,596 INFO L85 PathProgramCache]: Analyzing trace with hash 366395905, now seen corresponding path program 1 times [2022-11-23 07:02:18,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 07:02:18,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300203891] [2022-11-23 07:02:18,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:02:18,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 07:02:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:02:20,134 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:02:20,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 07:02:20,135 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300203891] [2022-11-23 07:02:20,135 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300203891] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 07:02:20,135 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1887634569] [2022-11-23 07:02:20,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:02:20,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:02:20,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 07:02:20,136 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 07:02:20,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2022-11-23 07:02:21,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:02:21,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 647 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-23 07:02:21,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 07:02:21,174 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 07:02:21,387 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-23 07:02:21,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-11-23 07:02:21,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 07:02:21,671 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 12 treesize of output 14 [2022-11-23 07:02:21,704 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:02:21,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:02:21,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 07:02:22,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-23 07:02:22,130 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 07:02:22,130 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 07:02:22,206 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:02:22,206 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-11-23 07:02:22,375 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:02:22,375 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2022-11-23 07:02:22,865 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:22,895 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:22,916 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:22,946 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:23,084 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:23,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:23,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:23,175 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:23,564 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:23,581 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:02:23,581 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 07:02:23,882 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_15696 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_15696 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_15696 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_15696 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-23 07:02:23,920 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_15696 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (forall ((v_ArrVal_15696 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_15696 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_15696 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|))) is different from false [2022-11-23 07:02:23,969 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_15696 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_15696 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_15696 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_15696 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|))) is different from false [2022-11-23 07:02:23,986 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_15696 (Array Int Int))) (= (select (select (store |c_#race| c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_15696 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_15696 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_15696 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 07:02:24,096 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-23 07:02:24,765 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-23 07:02:24,856 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)))) (and (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1)))))) is different from false [2022-11-23 07:02:24,900 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)))) (and (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_#t~malloc14#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_#t~malloc14#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_#t~malloc14#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_#t~malloc14#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1))))))) is different from false [2022-11-23 07:02:24,929 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)))) (and (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_#t~malloc14#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_#t~malloc14#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_#t~malloc14#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_15696 (Array Int Int)) (v_ArrVal_15695 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_#t~malloc14#1.base| v_ArrVal_15695) c_~A~0.base v_ArrVal_15696) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2)))))) is different from false [2022-11-23 07:02:25,388 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:02:25,389 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 36 treesize of output 52 [2022-11-23 07:02:25,396 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:02:25,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 208 treesize of output 118 [2022-11-23 07:02:25,403 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 82 [2022-11-23 07:02:25,406 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 78 [2022-11-23 07:02:31,245 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 10 not checked. [2022-11-23 07:02:31,245 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1887634569] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 07:02:31,246 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 07:02:31,246 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 26, 22] total 59 [2022-11-23 07:02:31,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681451218] [2022-11-23 07:02:31,246 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 07:02:31,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2022-11-23 07:02:31,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 07:02:31,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2022-11-23 07:02:31,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=220, Invalid=2300, Unknown=66, NotChecked=954, Total=3540 [2022-11-23 07:02:31,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:02:31,248 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 07:02:31,248 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 59 states have (on average 7.5423728813559325) internal successors, (445), 60 states have internal predecessors, (445), 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) [2022-11-23 07:02:31,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:02:31,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:31,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:02:31,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:31,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:02:31,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:31,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:31,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:31,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:31,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:31,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:31,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2022-11-23 07:02:31,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:31,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-23 07:02:31,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:02:31,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:02:31,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:02:31,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:02:31,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:31,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:02:31,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-23 07:02:31,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:02:31,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:02:31,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:02:31,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:02:31,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:02:31,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:31,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:31,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:31,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:02:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-23 07:02:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-23 07:02:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:02:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:02:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:02:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:02:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:02:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:02:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:02:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:02:31,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:02:50,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:02:50,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:50,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:02:50,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:50,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:02:50,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:50,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:50,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:50,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:02:50,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:50,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:02:50,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-11-23 07:02:50,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:50,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-23 07:02:50,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:02:50,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:02:50,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:02:50,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:02:50,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:50,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:02:50,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-23 07:02:50,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:02:50,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:02:50,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:02:50,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:02:50,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:02:50,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:50,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:50,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:50,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:50,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:02:50,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:50,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-23 07:02:50,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:02:50,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-23 07:02:50,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:02:50,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:02:50,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:02:50,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:02:50,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:02:50,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:02:50,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:02:50,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:02:50,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:02:50,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:02:50,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Forceful destruction successful, exit code 0 [2022-11-23 07:02:50,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72,49 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:02:50,906 INFO L420 AbstractCegarLoop]: === Iteration 46 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 07:02:50,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 07:02:50,907 INFO L85 PathProgramCache]: Analyzing trace with hash 336999963, now seen corresponding path program 1 times [2022-11-23 07:02:50,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 07:02:50,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016051967] [2022-11-23 07:02:50,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:02:50,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 07:02:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:02:54,817 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:02:54,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 07:02:54,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016051967] [2022-11-23 07:02:54,818 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016051967] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 07:02:54,818 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [921374559] [2022-11-23 07:02:54,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:02:54,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:02:54,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 07:02:54,819 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 07:02:54,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2022-11-23 07:02:55,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:02:55,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 727 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-23 07:02:55,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 07:02:55,882 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 07:02:55,983 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:02:55,984 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:02:56,041 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:02:56,041 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:02:56,071 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:02:56,071 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:02:56,325 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 07:02:56,400 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-23 07:02:56,489 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 07:02:56,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 07:02:56,571 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:02:56,571 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-11-23 07:02:56,742 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:02:56,742 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2022-11-23 07:02:57,329 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:57,359 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:57,389 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:57,417 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:57,572 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:57,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:57,651 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:57,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:58,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:58,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:58,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:58,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:58,920 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:58,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:58,989 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:59,030 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:59,157 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:02:59,178 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:02:59,178 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 07:02:59,215 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_16041 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_16041 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_16041 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_16041 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|))) is different from false [2022-11-23 07:02:59,789 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_16040 (Array Int Int)) (v_ArrVal_16041 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_16040) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_16040 (Array Int Int)) (v_ArrVal_16041 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_16040) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_16040 (Array Int Int)) (v_ArrVal_16041 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_16040) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_16040 (Array Int Int)) (v_ArrVal_16041 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_16040) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|))) is different from false [2022-11-23 07:02:59,807 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_16040 (Array Int Int)) (v_ArrVal_16041 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_16040) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_16040 (Array Int Int)) (v_ArrVal_16041 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_16040) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (forall ((v_ArrVal_16040 (Array Int Int)) (v_ArrVal_16041 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_16040) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_16040 (Array Int Int)) (v_ArrVal_16041 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_16040) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|))) is different from false [2022-11-23 07:02:59,855 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_16040 (Array Int Int)) (v_ArrVal_16041 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_16040) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (forall ((v_ArrVal_16040 (Array Int Int)) (v_ArrVal_16041 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_16040) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_16040 (Array Int Int)) (v_ArrVal_16041 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_16040) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_16040 (Array Int Int)) (v_ArrVal_16041 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_16040) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 07:02:59,915 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_16040 (Array Int Int)) (v_ArrVal_16041 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_16040) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_16040 (Array Int Int)) (v_ArrVal_16041 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_16040) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_16040 (Array Int Int)) (v_ArrVal_16041 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_16040) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_16040 (Array Int Int)) (v_ArrVal_16041 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_16040) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_16041) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|))) is different from false [2022-11-23 07:03:03,538 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:03:03,539 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 39 treesize of output 55 [2022-11-23 07:03:03,547 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:03:03,547 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 600 treesize of output 458 [2022-11-23 07:03:03,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 131 [2022-11-23 07:03:03,570 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 266 treesize of output 254 [2022-11-23 07:03:03,580 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 254 treesize of output 234 [2022-11-23 07:03:04,908 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:03:04,909 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [921374559] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 07:03:04,909 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 07:03:04,909 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22, 23] total 62 [2022-11-23 07:03:04,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404258719] [2022-11-23 07:03:04,909 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 07:03:04,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2022-11-23 07:03:04,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 07:03:04,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2022-11-23 07:03:04,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=2936, Unknown=175, NotChecked=580, Total=3906 [2022-11-23 07:03:04,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:03:04,912 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 07:03:04,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 62 states have (on average 8.370967741935484) internal successors, (519), 63 states have internal predecessors, (519), 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) [2022-11-23 07:03:04,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:03:04,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:03:04,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:03:04,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:03:04,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:03:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:03:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:03:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:03:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:03:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:03:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:03:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2022-11-23 07:03:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-23 07:03:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:03:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:03:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:03:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:03:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:03:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-23 07:03:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:03:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:03:04,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:03:04,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:03:04,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:03:04,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:03:04,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:04,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:03:04,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:04,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:03:04,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:03:04,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-23 07:03:04,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:03:04,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-23 07:03:04,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:03:04,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:03:04,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:03:04,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:03:04,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:04,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:03:04,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:03:04,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:03:04,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:03:04,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:03:04,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:03:26,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:03:26,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:03:26,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:03:26,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:03:26,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:03:26,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:03:26,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:03:26,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:03:26,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:03:26,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:03:26,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:03:26,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-11-23 07:03:26,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:26,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-23 07:03:26,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:03:26,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:03:26,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:03:26,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:03:26,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:26,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:03:26,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-23 07:03:26,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:03:26,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:03:26,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:03:26,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:03:26,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:03:26,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:03:26,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:26,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:03:26,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:03:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:03:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-23 07:03:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:03:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-23 07:03:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:03:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:03:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:03:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:03:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:03:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:03:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:03:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:03:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:03:26,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-23 07:03:26,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Forceful destruction successful, exit code 0 [2022-11-23 07:03:26,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable73 [2022-11-23 07:03:26,508 INFO L420 AbstractCegarLoop]: === Iteration 47 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 07:03:26,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 07:03:26,508 INFO L85 PathProgramCache]: Analyzing trace with hash -576250878, now seen corresponding path program 1 times [2022-11-23 07:03:26,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 07:03:26,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309313330] [2022-11-23 07:03:26,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:03:26,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 07:03:26,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:03:28,273 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:03:28,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 07:03:28,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309313330] [2022-11-23 07:03:28,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309313330] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 07:03:28,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1864012656] [2022-11-23 07:03:28,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:03:28,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:03:28,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 07:03:28,274 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 07:03:28,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2022-11-23 07:03:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:03:29,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 65 conjunts are in the unsatisfiable core [2022-11-23 07:03:29,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 07:03:29,333 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 07:03:29,433 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:03:29,433 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:03:29,465 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:03:29,465 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:03:29,734 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 07:03:29,812 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-23 07:03:29,892 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 07:03:29,892 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 07:03:29,979 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:03:29,980 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-11-23 07:03:30,153 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:03:30,154 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2022-11-23 07:03:30,689 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:30,727 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:30,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:30,785 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:30,911 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:30,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:30,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:31,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:31,411 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:31,429 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:03:31,430 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 07:03:31,466 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_16321 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_16321 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_16321 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (forall ((v_ArrVal_16321 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|))) is different from false [2022-11-23 07:03:31,888 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_16321 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (forall ((v_ArrVal_16321 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_16321 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_16321 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|))) is different from false [2022-11-23 07:03:32,146 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_16321 (Array Int Int))) (= (select (select (store |c_#race| c_~B~0.base v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_16321 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (forall ((v_ArrVal_16321 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_16321 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 07:03:32,244 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_16321 (Array Int Int)) (v_ArrVal_16320 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_16320) c_~B~0.base v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_16321 (Array Int Int)) (v_ArrVal_16320 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_16320) c_~B~0.base v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_16321 (Array Int Int)) (v_ArrVal_16320 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_16320) c_~B~0.base v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_16321 (Array Int Int)) (v_ArrVal_16320 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_16320) c_~B~0.base v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 07:03:32,507 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_16321 (Array Int Int)) (v_ArrVal_16320 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_#in~p#1.base| v_ArrVal_16320) c_~B~0.base v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_16321 (Array Int Int)) (v_ArrVal_16320 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_#in~p#1.base| v_ArrVal_16320) c_~B~0.base v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_16321 (Array Int Int)) (v_ArrVal_16320 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_#in~p#1.base| v_ArrVal_16320) c_~B~0.base v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_16321 (Array Int Int)) (v_ArrVal_16320 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_#in~p#1.base| v_ArrVal_16320) c_~B~0.base v_ArrVal_16321) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-23 07:03:34,318 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:03:34,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 36 treesize of output 52 [2022-11-23 07:03:34,325 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:03:34,325 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 122 treesize of output 60 [2022-11-23 07:03:34,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 36 [2022-11-23 07:03:34,333 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2022-11-23 07:03:35,173 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 10 not checked. [2022-11-23 07:03:35,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1864012656] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 07:03:35,173 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 07:03:35,173 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 22, 21] total 53 [2022-11-23 07:03:35,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643531163] [2022-11-23 07:03:35,173 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 07:03:35,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2022-11-23 07:03:35,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 07:03:35,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2022-11-23 07:03:35,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=2064, Unknown=106, NotChecked=490, Total=2862 [2022-11-23 07:03:35,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:03:35,176 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 07:03:35,176 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 53 states have (on average 6.735849056603773) internal successors, (357), 54 states have internal predecessors, (357), 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) [2022-11-23 07:03:35,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:03:35,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:03:35,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:03:35,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:03:35,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:03:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:03:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:03:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:03:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:03:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:03:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:03:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2022-11-23 07:03:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-23 07:03:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:03:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:03:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:03:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:03:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:03:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-23 07:03:35,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:03:35,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:03:35,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:03:35,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:03:35,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:03:35,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:03:35,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:35,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:03:35,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:35,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:03:35,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:03:35,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-23 07:03:35,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:03:35,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-23 07:03:35,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:03:35,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:03:35,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:03:35,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:03:35,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:35,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:03:35,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:03:35,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:03:35,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:03:35,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:03:35,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-23 07:03:35,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:03:52,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:03:52,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:03:52,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:03:52,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:03:52,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:03:52,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:03:52,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:03:52,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:03:52,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:03:52,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:03:52,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:03:52,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-11-23 07:03:52,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:52,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-23 07:03:52,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:03:52,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:03:52,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:03:52,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:03:52,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:52,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:03:52,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-23 07:03:52,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:03:52,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:03:52,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:03:52,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:03:52,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:03:52,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:03:52,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:52,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:03:52,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:52,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:03:52,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:03:52,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-23 07:03:52,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:03:52,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-23 07:03:52,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:03:52,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:03:52,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:03:52,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:03:52,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:03:52,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:03:52,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:03:52,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:03:52,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:03:52,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:03:52,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-23 07:03:52,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:03:52,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Forceful destruction successful, exit code 0 [2022-11-23 07:03:53,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74,51 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:03:53,035 INFO L420 AbstractCegarLoop]: === Iteration 48 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 07:03:53,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 07:03:53,036 INFO L85 PathProgramCache]: Analyzing trace with hash -683899965, now seen corresponding path program 1 times [2022-11-23 07:03:53,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 07:03:53,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147363959] [2022-11-23 07:03:53,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:03:53,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 07:03:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:03:54,903 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:03:54,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 07:03:54,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147363959] [2022-11-23 07:03:54,903 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147363959] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 07:03:54,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [304433207] [2022-11-23 07:03:54,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:03:54,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:03:54,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 07:03:54,905 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 07:03:54,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2022-11-23 07:03:55,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:03:55,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 652 conjuncts, 66 conjunts are in the unsatisfiable core [2022-11-23 07:03:55,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 07:03:55,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 07:03:56,088 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:03:56,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:03:56,124 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:03:56,124 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:03:56,400 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 07:03:56,484 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-23 07:03:56,578 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 07:03:56,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 07:03:56,664 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:03:56,664 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-11-23 07:03:56,855 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:03:56,855 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2022-11-23 07:03:57,416 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:57,442 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:57,480 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:57,502 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:57,647 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:57,674 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:57,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:57,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:58,137 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:58,164 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:03:58,181 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:03:58,181 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 07:03:58,213 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_16606 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_16606 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_16606 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_16606 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-23 07:03:58,524 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_16606 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_16606 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_16606 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_16606 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|))) is different from false [2022-11-23 07:03:58,580 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_16606 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_16606 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (forall ((v_ArrVal_16606 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_16606 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1))))) is different from false [2022-11-23 07:03:58,597 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_16606 (Array Int Int))) (= (select (select (store |c_#race| c_~B~0.base v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_16606 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (forall ((v_ArrVal_16606 (Array Int Int))) (= (select (select (store |c_#race| c_~B~0.base v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_16606 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 07:03:58,709 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_16604 (Array Int Int)) (v_ArrVal_16606 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_16604) c_~B~0.base v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_16604 (Array Int Int)) (v_ArrVal_16606 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_16604) c_~B~0.base v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (forall ((v_ArrVal_16604 (Array Int Int)) (v_ArrVal_16606 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_16604) c_~B~0.base v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_16604 (Array Int Int)) (v_ArrVal_16606 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_16604) c_~B~0.base v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|))) is different from false [2022-11-23 07:03:58,974 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_16604 (Array Int Int)) (v_ArrVal_16606 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_#in~p#1.base| v_ArrVal_16604) c_~B~0.base v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_16604 (Array Int Int)) (v_ArrVal_16606 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_#in~p#1.base| v_ArrVal_16604) c_~B~0.base v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_16604 (Array Int Int)) (v_ArrVal_16606 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_#in~p#1.base| v_ArrVal_16604) c_~B~0.base v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_16604 (Array Int Int)) (v_ArrVal_16606 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_#in~p#1.base| v_ArrVal_16604) c_~B~0.base v_ArrVal_16606) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-23 07:04:00,597 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 10 not checked. [2022-11-23 07:04:00,597 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [304433207] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 07:04:00,597 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 07:04:00,597 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 22, 21] total 50 [2022-11-23 07:04:00,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748874187] [2022-11-23 07:04:00,598 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 07:04:00,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2022-11-23 07:04:00,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 07:04:00,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2022-11-23 07:04:00,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=183, Invalid=1773, Unknown=48, NotChecked=546, Total=2550 [2022-11-23 07:04:00,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:04:00,600 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 07:04:00,601 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 50 states have (on average 7.1) internal successors, (355), 51 states have internal predecessors, (355), 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) [2022-11-23 07:04:00,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:04:00,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:00,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:04:00,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:00,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:04:00,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:00,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:00,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:00,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:00,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:00,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:00,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2022-11-23 07:04:00,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:00,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-23 07:04:00,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:04:00,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:04:00,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:04:00,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:04:00,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:00,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:04:00,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-23 07:04:00,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:04:00,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:04:00,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:04:00,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:04:00,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:04:00,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:00,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:00,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:00,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:00,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:04:00,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:00,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-23 07:04:00,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:00,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-23 07:04:00,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:04:00,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:04:00,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:04:00,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:04:00,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:00,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:04:00,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:04:00,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:04:00,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:04:00,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:04:00,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-23 07:04:00,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:04:00,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:04:16,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:04:16,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:16,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:04:16,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:04:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-11-23 07:04:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-23 07:04:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:04:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:04:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:04:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:04:16,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:04:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-23 07:04:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:04:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:04:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:04:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:04:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:04:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:04:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-23 07:04:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-23 07:04:16,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:04:16,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:04:16,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:04:16,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:04:16,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:16,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:04:16,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:04:16,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:04:16,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:04:16,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:04:16,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-23 07:04:16,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:04:16,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:04:16,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Forceful destruction successful, exit code 0 [2022-11-23 07:04:17,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75,52 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:04:17,051 INFO L420 AbstractCegarLoop]: === Iteration 49 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 07:04:17,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 07:04:17,052 INFO L85 PathProgramCache]: Analyzing trace with hash 273945665, now seen corresponding path program 1 times [2022-11-23 07:04:17,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 07:04:17,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502229334] [2022-11-23 07:04:17,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:04:17,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 07:04:17,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:04:18,808 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:04:18,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 07:04:18,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502229334] [2022-11-23 07:04:18,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502229334] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 07:04:18,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [578478980] [2022-11-23 07:04:18,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:04:18,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:04:18,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 07:04:18,810 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 07:04:18,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2022-11-23 07:04:20,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:04:20,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 67 conjunts are in the unsatisfiable core [2022-11-23 07:04:20,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 07:04:20,041 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 07:04:20,148 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:04:20,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:04:20,181 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:04:20,181 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:04:20,469 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 07:04:20,561 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-23 07:04:20,648 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 07:04:20,648 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 07:04:20,732 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:04:20,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-11-23 07:04:20,918 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:04:20,918 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2022-11-23 07:04:21,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:21,466 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:21,494 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:21,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:21,646 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:21,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:21,715 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:21,739 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:22,072 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:22,095 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:22,118 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:22,132 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:04:22,133 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 07:04:22,163 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_16896 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_16896) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_16896 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_16896) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_16896 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_16896) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_16896 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_16896) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-23 07:04:22,491 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_16896 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_16896) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_16896 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_16896) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_16896 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_16896) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_16896 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_16896) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|))) is different from false [2022-11-23 07:04:25,347 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:04:25,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [578478980] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 07:04:25,347 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 07:04:25,347 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 22, 21] total 47 [2022-11-23 07:04:25,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508776431] [2022-11-23 07:04:25,348 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 07:04:25,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2022-11-23 07:04:25,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 07:04:25,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2022-11-23 07:04:25,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=183, Invalid=1825, Unknown=70, NotChecked=178, Total=2256 [2022-11-23 07:04:25,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:04:25,350 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 07:04:25,350 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 47 states have (on average 7.042553191489362) internal successors, (331), 48 states have internal predecessors, (331), 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) [2022-11-23 07:04:25,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:04:25,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:25,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:04:25,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:25,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:04:25,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:25,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:25,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:25,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:25,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:25,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:25,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2022-11-23 07:04:25,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:25,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-23 07:04:25,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:04:25,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:04:25,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:04:25,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:04:25,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:25,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:04:25,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-23 07:04:25,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:04:25,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:04:25,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:04:25,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:04:25,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:04:25,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:25,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:25,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:25,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:25,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:04:25,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:25,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-23 07:04:25,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:25,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-23 07:04:25,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:04:25,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:04:25,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:04:25,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:04:25,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:25,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:04:25,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:04:25,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:04:25,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:04:25,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:04:25,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-23 07:04:25,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:04:25,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:04:25,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:04:41,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:04:41,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:41,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:04:41,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:41,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:04:41,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:41,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:41,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:41,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:41,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:41,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:41,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-11-23 07:04:41,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:41,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-23 07:04:41,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:04:41,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:04:41,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:04:41,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:04:41,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:41,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:04:41,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-23 07:04:41,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:04:41,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:04:41,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:04:41,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:04:41,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:04:41,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:41,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:41,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:41,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:41,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:04:41,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:41,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-23 07:04:41,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:41,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-23 07:04:41,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:04:41,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:04:41,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:04:41,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:04:41,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:41,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:04:41,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:04:41,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:04:41,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:04:41,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:04:41,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-23 07:04:41,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:04:41,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:04:41,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 07:04:41,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Forceful destruction successful, exit code 0 [2022-11-23 07:04:41,793 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 53 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable76 [2022-11-23 07:04:41,793 INFO L420 AbstractCegarLoop]: === Iteration 50 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 07:04:41,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 07:04:41,793 INFO L85 PathProgramCache]: Analyzing trace with hash -97610846, now seen corresponding path program 1 times [2022-11-23 07:04:41,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 07:04:41,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559585511] [2022-11-23 07:04:41,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:04:41,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 07:04:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:04:43,514 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:04:43,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 07:04:43,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559585511] [2022-11-23 07:04:43,514 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559585511] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 07:04:43,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [25380488] [2022-11-23 07:04:43,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:04:43,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:04:43,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 07:04:43,517 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 07:04:43,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2022-11-23 07:04:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:04:44,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 68 conjunts are in the unsatisfiable core [2022-11-23 07:04:44,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 07:04:44,631 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 07:04:44,772 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:04:44,772 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:04:44,817 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:04:44,817 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:04:45,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 07:04:45,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-23 07:04:45,270 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 07:04:45,270 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 07:04:45,544 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:04:45,544 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-11-23 07:04:45,720 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:04:45,721 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2022-11-23 07:04:46,239 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:46,270 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:46,294 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:46,322 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:46,447 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:46,478 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:46,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:46,538 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:46,885 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:46,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:46,934 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:46,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:04:46,974 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:04:46,974 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 07:04:47,003 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_17191 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_17191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (forall ((v_ArrVal_17191 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_17191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_17191 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_17191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_17191 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_17191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 07:04:47,097 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_17191 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_17191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_17191 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_17191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_17191 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_17191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_17191 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_17191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|))) is different from false [2022-11-23 07:04:47,379 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_17191 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_17191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_17191 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_17191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_17191 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_17191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_17191 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_17191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 07:04:47,396 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_17191 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_17191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_17191 (Array Int Int))) (= (select (select (store |c_#race| c_~B~0.base v_ArrVal_17191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_17191 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_17191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_17191 (Array Int Int))) (= (select (select (store |c_#race| c_~B~0.base v_ArrVal_17191) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|))) is different from false [2022-11-23 07:04:49,647 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:04:49,647 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [25380488] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 07:04:49,647 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 07:04:49,647 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 22, 21] total 47 [2022-11-23 07:04:49,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702616456] [2022-11-23 07:04:49,648 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 07:04:49,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2022-11-23 07:04:49,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 07:04:49,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2022-11-23 07:04:49,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=175, Invalid=1707, Unknown=26, NotChecked=348, Total=2256 [2022-11-23 07:04:49,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:04:49,651 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 07:04:49,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 47 states have (on average 7.085106382978723) internal successors, (333), 48 states have internal predecessors, (333), 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) [2022-11-23 07:04:49,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:04:49,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:49,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:04:49,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:49,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:04:49,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:49,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:49,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:49,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:04:49,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:49,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:04:49,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2022-11-23 07:04:49,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:49,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-23 07:04:49,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:04:49,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:04:49,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:04:49,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:04:49,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:49,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:04:49,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-23 07:04:49,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:04:49,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:04:49,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:04:49,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:04:49,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:04:49,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:49,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:49,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:49,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:49,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:04:49,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:49,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-23 07:04:49,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:04:49,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-23 07:04:49,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:04:49,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:04:49,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:04:49,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:04:49,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:04:49,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:04:49,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:04:49,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:04:49,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:04:49,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:04:49,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-23 07:04:49,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:04:49,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:04:49,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 07:04:49,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:05:03,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:05:03,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:05:03,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:05:03,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:05:03,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:05:03,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:05:03,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:05:03,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:05:03,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:05:03,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:05:03,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:05:03,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-11-23 07:05:03,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:05:03,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-23 07:05:03,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:05:03,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:05:03,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:05:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:05:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:05:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:05:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-23 07:05:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:05:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:05:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:05:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:05:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:05:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:05:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:05:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:05:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:05:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:05:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:05:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-23 07:05:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:05:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-23 07:05:03,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:05:03,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:05:03,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:05:03,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:05:03,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:05:03,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:05:03,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:05:03,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:05:03,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:05:03,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:05:03,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-23 07:05:03,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:05:03,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:05:03,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-23 07:05:03,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:05:03,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Forceful destruction successful, exit code 0 [2022-11-23 07:05:04,093 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 54 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable77 [2022-11-23 07:05:04,093 INFO L420 AbstractCegarLoop]: === Iteration 51 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-23 07:05:04,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 07:05:04,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1040690911, now seen corresponding path program 1 times [2022-11-23 07:05:04,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 07:05:04,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958086601] [2022-11-23 07:05:04,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:05:04,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 07:05:04,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:05:05,945 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:05:05,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 07:05:05,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958086601] [2022-11-23 07:05:05,945 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958086601] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 07:05:05,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1667300008] [2022-11-23 07:05:05,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 07:05:05,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 07:05:05,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 07:05:05,947 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 07:05:05,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924130a5-a8d1-4f2a-a435-28e286d3b55b/bin/ugemcutter-1C6z4D84am/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2022-11-23 07:05:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 07:05:07,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 65 conjunts are in the unsatisfiable core [2022-11-23 07:05:07,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 07:05:07,065 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 07:05:07,129 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:05:07,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:05:07,163 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-23 07:05:07,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-23 07:05:07,435 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 07:05:07,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-23 07:05:07,603 INFO L321 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-23 07:05:07,604 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-23 07:05:07,692 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:05:07,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-11-23 07:05:07,870 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:05:07,870 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2022-11-23 07:05:08,402 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:05:08,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:05:08,460 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:05:08,481 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:05:08,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:05:08,633 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:05:08,659 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:05:08,683 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:05:09,036 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:05:09,059 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:05:09,081 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:05:09,103 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:05:09,217 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-11-23 07:05:09,232 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 07:05:09,232 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 07:05:09,262 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_17503 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_17503 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_17503 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_17503 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 07:05:09,427 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_17503 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_17503 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (forall ((v_ArrVal_17503 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_17503 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1))))) is different from false [2022-11-23 07:05:09,468 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_17503 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_17503 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_17503 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_17503 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-23 07:05:09,520 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_17503 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_17503 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_17503 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_17503 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1))))) is different from false [2022-11-23 07:05:09,537 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_17503 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_17503 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_17503 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (forall ((v_ArrVal_17503 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 07:05:09,641 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_17503 (Array Int Int)) (v_ArrVal_17498 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_17498) c_~B~0.base v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_17503 (Array Int Int)) (v_ArrVal_17498 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_17498) c_~B~0.base v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (forall ((v_ArrVal_17503 (Array Int Int)) (v_ArrVal_17498 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_17498) c_~B~0.base v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_17503 (Array Int Int)) (v_ArrVal_17498 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_17498) c_~B~0.base v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-23 07:05:09,887 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_17503 (Array Int Int)) (v_ArrVal_17498 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_#in~p#1.base| v_ArrVal_17498) c_~B~0.base v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_17503 (Array Int Int)) (v_ArrVal_17498 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_#in~p#1.base| v_ArrVal_17498) c_~B~0.base v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_17503 (Array Int Int)) (v_ArrVal_17498 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_#in~p#1.base| v_ArrVal_17498) c_~B~0.base v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|)) (forall ((v_ArrVal_17503 (Array Int Int)) (v_ArrVal_17498 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_#in~p#1.base| v_ArrVal_17498) c_~B~0.base v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|))) is different from false [2022-11-23 07:05:09,949 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_17503 (Array Int Int)) (v_ArrVal_17498 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_17498) c_~B~0.base v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 3 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_17503 (Array Int Int)) (v_ArrVal_17498 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_17498) c_~B~0.base v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread1of2ForFork2_init_~p#1.offset| 1)))) (forall ((v_ArrVal_17503 (Array Int Int)) (v_ArrVal_17498 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet3#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_17498) c_~B~0.base v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (forall ((v_ArrVal_17503 (Array Int Int)) (v_ArrVal_17498 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_17498) c_~B~0.base v_ArrVal_17503) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 2 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet3#1|))) is different from false [2022-11-23 07:05:11,396 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:05:11,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 36 treesize of output 52 [2022-11-23 07:05:11,405 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 07:05:11,406 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 164 treesize of output 110 [2022-11-23 07:05:11,416 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2022-11-23 07:05:11,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 78 [2022-11-23 07:05:12,495 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 12 not checked. [2022-11-23 07:05:12,496 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1667300008] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 07:05:12,496 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 07:05:12,496 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 21, 21] total 54 [2022-11-23 07:05:12,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143412490] [2022-11-23 07:05:12,497 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 07:05:12,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2022-11-23 07:05:12,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 07:05:12,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2022-11-23 07:05:12,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=1945, Unknown=51, NotChecked=776, Total=2970 [2022-11-23 07:05:12,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:05:12,500 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-23 07:05:12,500 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 54 states have (on average 7.222222222222222) internal successors, (390), 55 states have internal predecessors, (390), 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) [2022-11-23 07:05:12,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-23 07:05:12,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:05:12,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-23 07:05:12,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:05:12,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:05:12,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:05:12,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:05:12,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:05:12,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-23 07:05:12,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:05:12,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-23 07:05:12,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2022-11-23 07:05:12,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:05:12,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-23 07:05:12,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:05:12,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2022-11-23 07:05:12,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-23 07:05:12,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:05:12,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:05:12,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:05:12,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-23 07:05:12,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:05:12,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:05:12,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:05:12,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:05:12,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-23 07:05:12,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:05:12,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:05:12,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:05:12,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:05:12,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:05:12,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:05:12,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-23 07:05:12,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-23 07:05:12,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-23 07:05:12,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:05:12,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-11-23 07:05:12,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-23 07:05:12,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-23 07:05:12,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-23 07:05:12,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-23 07:05:12,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-23 07:05:12,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-23 07:05:12,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-23 07:05:12,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-11-23 07:05:12,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-23 07:05:12,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:05:12,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-23 07:05:12,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-23 07:05:12,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-23 07:05:12,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.