./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi --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 f70125267ee7251a74a40ef1ba0ea3ced14d0fe45e7a9ea5a666e1eecab0c01c --- 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-5e519f3 [2022-11-04 12:07:48,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-04 12:07:48,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-04 12:07:48,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-04 12:07:48,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-04 12:07:48,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-04 12:07:48,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-04 12:07:48,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-04 12:07:48,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-04 12:07:48,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-04 12:07:48,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-04 12:07:48,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-04 12:07:48,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-04 12:07:48,266 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-04 12:07:48,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-04 12:07:48,270 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-04 12:07:48,272 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-04 12:07:48,274 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-04 12:07:48,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-04 12:07:48,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-04 12:07:48,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-04 12:07:48,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-04 12:07:48,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-04 12:07:48,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-04 12:07:48,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-04 12:07:48,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-04 12:07:48,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-04 12:07:48,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-04 12:07:48,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-04 12:07:48,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-04 12:07:48,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-04 12:07:48,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-04 12:07:48,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-04 12:07:48,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-04 12:07:48,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-04 12:07:48,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-04 12:07:48,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-04 12:07:48,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-04 12:07:48,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-04 12:07:48,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-04 12:07:48,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-04 12:07:48,313 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2022-11-04 12:07:48,350 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-04 12:07:48,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-04 12:07:48,351 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-04 12:07:48,352 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-04 12:07:48,353 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-04 12:07:48,353 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-04 12:07:48,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-04 12:07:48,354 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-04 12:07:48,355 INFO L138 SettingsManager]: * Use SBE=true [2022-11-04 12:07:48,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-04 12:07:48,356 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-04 12:07:48,356 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-04 12:07:48,357 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-04 12:07:48,357 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-04 12:07:48,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-04 12:07:48,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-04 12:07:48,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-04 12:07:48,358 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-04 12:07:48,358 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-04 12:07:48,359 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-04 12:07:48,359 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-04 12:07:48,359 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-04 12:07:48,359 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-04 12:07:48,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-04 12:07:48,360 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-04 12:07:48,360 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-04 12:07:48,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-04 12:07:48,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-04 12:07:48,361 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-04 12:07:48,361 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-04 12:07:48,362 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-04 12:07:48,362 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-04 12:07:48,362 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2022-11-04 12:07:48,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-04 12:07:48,363 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-04 12:07:48,363 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-04 12:07:48,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-04 12:07:48,364 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-04 12:07:48,364 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-04 12:07:48,364 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_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f70125267ee7251a74a40ef1ba0ea3ced14d0fe45e7a9ea5a666e1eecab0c01c [2022-11-04 12:07:48,656 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-04 12:07:48,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-04 12:07:48,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-04 12:07:48,692 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-04 12:07:48,693 INFO L275 PluginConnector]: CDTParser initialized [2022-11-04 12:07:48,694 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/../../sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i [2022-11-04 12:07:48,778 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/data/68b99fb00/f40d70ad69d84ac797f214c74b3936fd/FLAG3ceea8a9f [2022-11-04 12:07:49,302 INFO L306 CDTParser]: Found 1 translation units. [2022-11-04 12:07:49,303 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i [2022-11-04 12:07:49,321 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/data/68b99fb00/f40d70ad69d84ac797f214c74b3936fd/FLAG3ceea8a9f [2022-11-04 12:07:49,570 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/data/68b99fb00/f40d70ad69d84ac797f214c74b3936fd [2022-11-04 12:07:49,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-04 12:07:49,573 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-04 12:07:49,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-04 12:07:49,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-04 12:07:49,585 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-04 12:07:49,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:07:49" (1/1) ... [2022-11-04 12:07:49,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3410287f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:49, skipping insertion in model container [2022-11-04 12:07:49,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:07:49" (1/1) ... [2022-11-04 12:07:49,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-04 12:07:49,662 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-04 12:07:50,256 WARN L230 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_39a53d0b-7f3f-4918-b216-bb99027ce736/sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i[47038,47051] [2022-11-04 12:07:50,337 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-04 12:07:50,356 INFO L203 MainTranslator]: Completed pre-run [2022-11-04 12:07:50,408 WARN L230 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_39a53d0b-7f3f-4918-b216-bb99027ce736/sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i[47038,47051] [2022-11-04 12:07:50,446 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-04 12:07:50,525 INFO L208 MainTranslator]: Completed translation [2022-11-04 12:07:50,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50 WrapperNode [2022-11-04 12:07:50,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-04 12:07:50,527 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-04 12:07:50,527 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-04 12:07:50,527 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-04 12:07:50,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:50,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:50,646 INFO L138 Inliner]: procedures = 279, calls = 88, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 589 [2022-11-04 12:07:50,647 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-04 12:07:50,647 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-04 12:07:50,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-04 12:07:50,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-04 12:07:50,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:50,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:50,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:50,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:50,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:50,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:50,732 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:50,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:50,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-04 12:07:50,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-04 12:07:50,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-04 12:07:50,753 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-04 12:07:50,759 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (1/1) ... [2022-11-04 12:07:50,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-04 12:07:50,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:07:50,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-04 12:07:50,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-04 12:07:50,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-04 12:07:50,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-04 12:07:50,838 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2022-11-04 12:07:50,839 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2022-11-04 12:07:50,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-04 12:07:50,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-04 12:07:50,839 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2022-11-04 12:07:50,839 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2022-11-04 12:07:50,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-04 12:07:50,840 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-04 12:07:50,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-04 12:07:50,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-04 12:07:50,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-04 12:07:50,840 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun [2022-11-04 12:07:50,841 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun [2022-11-04 12:07:50,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-04 12:07:50,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-04 12:07:50,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-04 12:07:50,843 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-04 12:07:51,069 INFO L235 CfgBuilder]: Building ICFG [2022-11-04 12:07:51,071 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-04 12:07:52,131 INFO L276 CfgBuilder]: Performing block encoding [2022-11-04 12:07:52,152 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-04 12:07:52,152 INFO L300 CfgBuilder]: Removed 29 assume(true) statements. [2022-11-04 12:07:52,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:07:52 BoogieIcfgContainer [2022-11-04 12:07:52,156 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-04 12:07:52,158 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-04 12:07:52,158 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-04 12:07:52,162 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-04 12:07:52,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 12:07:49" (1/3) ... [2022-11-04 12:07:52,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2227130a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 12:07:52, skipping insertion in model container [2022-11-04 12:07:52,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:50" (2/3) ... [2022-11-04 12:07:52,164 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2227130a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 12:07:52, skipping insertion in model container [2022-11-04 12:07:52,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:07:52" (3/3) ... [2022-11-04 12:07:52,165 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_84-list2_racing2.i [2022-11-04 12:07:52,174 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-04 12:07:52,185 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-04 12:07:52,185 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 41 error locations. [2022-11-04 12:07:52,186 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-04 12:07:52,402 INFO L144 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2022-11-04 12:07:52,460 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:07:52,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-04 12:07:52,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:07:52,466 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-04 12:07:52,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-04 12:07:52,510 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-04 12:07:52,530 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2_funThread1of1ForFork0 ======== [2022-11-04 12:07:52,541 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;@772b52cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:07:52,541 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-04 12:07:52,728 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)] === [2022-11-04 12:07:52,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:52,734 INFO L85 PathProgramCache]: Analyzing trace with hash 832090557, now seen corresponding path program 1 times [2022-11-04 12:07:52,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:52,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835467460] [2022-11-04 12:07:52,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:52,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:07:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:53,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:07:53,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:07:53,236 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835467460] [2022-11-04 12:07:53,237 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835467460] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:07:53,237 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:07:53,237 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:07:53,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260972572] [2022-11-04 12:07:53,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:07:53,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-04 12:07:53,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:07:53,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-04 12:07:53,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-04 12:07:53,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:53,279 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:07:53,281 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) [2022-11-04 12:07:53,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:53,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:53,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-04 12:07:53,333 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)] === [2022-11-04 12:07:53,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:53,333 INFO L85 PathProgramCache]: Analyzing trace with hash 538687550, now seen corresponding path program 1 times [2022-11-04 12:07:53,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:53,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747781470] [2022-11-04 12:07:53,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:53,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:07:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:53,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:07:53,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:07:53,571 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747781470] [2022-11-04 12:07:53,571 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747781470] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:07:53,571 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:07:53,572 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-04 12:07:53,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264695005] [2022-11-04 12:07:53,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:07:53,573 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:07:53,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:07:53,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:07:53,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:07:53,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:53,575 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:07:53,576 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) [2022-11-04 12:07:53,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:53,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:57,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:57,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:57,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-04 12:07:57,045 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)] === [2022-11-04 12:07:57,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:57,045 INFO L85 PathProgramCache]: Analyzing trace with hash 1364623588, now seen corresponding path program 1 times [2022-11-04 12:07:57,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:57,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582862257] [2022-11-04 12:07:57,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:57,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:07:57,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:57,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:07:57,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:07:57,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582862257] [2022-11-04 12:07:57,364 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582862257] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:07:57,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [605909972] [2022-11-04 12:07:57,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:57,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:07:57,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:07:57,370 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:07:57,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-04 12:07:57,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:57,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-04 12:07:57,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:07:57,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:07:57,750 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:07:57,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [605909972] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:07:57,752 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:07:57,752 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2022-11-04 12:07:57,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988017967] [2022-11-04 12:07:57,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:07:57,755 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:07:57,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:07:57,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:07:57,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:07:57,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:57,757 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:07:57,761 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) [2022-11-04 12:07:57,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:57,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:57,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:58,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:58,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:58,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:58,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-04 12:07:58,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:07:58,250 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)] === [2022-11-04 12:07:58,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:58,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1109722532, now seen corresponding path program 1 times [2022-11-04 12:07:58,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:58,252 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239759299] [2022-11-04 12:07:58,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:58,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:07:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:58,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:07:58,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:07:58,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239759299] [2022-11-04 12:07:58,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239759299] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:07:58,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2142616765] [2022-11-04 12:07:58,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:58,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:07:58,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:07:58,553 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:07:58,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-04 12:07:58,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:58,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-04 12:07:58,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:07:58,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-04 12:07:58,872 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:07:58,872 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2142616765] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:07:58,873 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:07:58,873 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:07:58,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58976062] [2022-11-04 12:07:58,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:07:58,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:07:58,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:07:58,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:07:58,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:07:58,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:58,875 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:07:58,876 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) [2022-11-04 12:07:58,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:58,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:58,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:58,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:58,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:58,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:58,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:58,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:58,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-04 12:07:59,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:07:59,179 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)] === [2022-11-04 12:07:59,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:59,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1705527443, now seen corresponding path program 1 times [2022-11-04 12:07:59,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:59,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772669455] [2022-11-04 12:07:59,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:59,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:07:59,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:59,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:07:59,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:07:59,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772669455] [2022-11-04 12:07:59,410 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772669455] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:07:59,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1234858498] [2022-11-04 12:07:59,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:59,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:07:59,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:07:59,416 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:07:59,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-04 12:07:59,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:59,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-04 12:07:59,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:07:59,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-04 12:07:59,724 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:07:59,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1234858498] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:07:59,724 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:07:59,725 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:07:59,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401617811] [2022-11-04 12:07:59,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:07:59,726 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:07:59,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:07:59,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:07:59,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:07:59,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:59,727 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:07:59,727 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) [2022-11-04 12:07:59,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:59,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:59,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:59,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:59,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:59,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:59,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:59,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:59,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:59,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:59,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-04 12:07:59,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:07:59,967 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)] === [2022-11-04 12:07:59,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:59,967 INFO L85 PathProgramCache]: Analyzing trace with hash -1705526482, now seen corresponding path program 1 times [2022-11-04 12:07:59,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:59,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850225317] [2022-11-04 12:07:59,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:59,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:00,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:00,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:00,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850225317] [2022-11-04 12:08:00,201 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850225317] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:00,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [669960012] [2022-11-04 12:08:00,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:00,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:00,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:00,203 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:00,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-04 12:08:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:00,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-04 12:08:00,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:00,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:00,524 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:08:00,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:00,576 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [669960012] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:08:00,576 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:08:00,576 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-04 12:08:00,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960880865] [2022-11-04 12:08:00,577 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:08:00,578 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-04 12:08:00,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:00,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-04 12:08:00,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-04 12:08:00,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:00,579 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:00,579 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) [2022-11-04 12:08:00,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:00,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:00,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:00,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:00,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:00,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:17,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:17,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:17,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:17,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:17,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:17,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:17,490 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr0ASSERT_VIOLATIONDATA_RACE (7 of 8 remaining) [2022-11-04 12:08:17,490 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr1ASSERT_VIOLATIONDATA_RACE (6 of 8 remaining) [2022-11-04 12:08:17,491 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr2ASSERT_VIOLATIONDATA_RACE (5 of 8 remaining) [2022-11-04 12:08:17,491 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr7ASSERT_VIOLATIONDATA_RACE (4 of 8 remaining) [2022-11-04 12:08:17,491 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 8 remaining) [2022-11-04 12:08:17,491 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr5ASSERT_VIOLATIONDATA_RACE (2 of 8 remaining) [2022-11-04 12:08:17,492 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr4ASSERT_VIOLATIONDATA_RACE (1 of 8 remaining) [2022-11-04 12:08:17,492 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 8 remaining) [2022-11-04 12:08:17,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-04 12:08:17,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-04 12:08:17,702 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-11-04 12:08:17,706 INFO L307 ceAbstractionStarter]: Result for error location t2_funThread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/4) [2022-11-04 12:08:17,713 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:08:17,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-04 12:08:17,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:17,719 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-04 12:08:17,723 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-04 12:08:17,723 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t1_funThread1of1ForFork2 ======== [2022-11-04 12:08:17,724 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;@772b52cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:08:17,724 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-11-04 12:08:17,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Waiting until timeout for monitored process [2022-11-04 12:08:19,992 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)] === [2022-11-04 12:08:19,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:19,993 INFO L85 PathProgramCache]: Analyzing trace with hash -1469574500, now seen corresponding path program 1 times [2022-11-04 12:08:19,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:19,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94885905] [2022-11-04 12:08:19,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:19,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:20,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:20,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:20,107 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94885905] [2022-11-04 12:08:20,107 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94885905] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:20,108 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:20,108 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:20,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614034194] [2022-11-04 12:08:20,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:20,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-04 12:08:20,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:20,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-04 12:08:20,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-04 12:08:20,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:20,110 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:20,110 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) [2022-11-04 12:08:20,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:20,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:20,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-04 12:08:20,117 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)] === [2022-11-04 12:08:20,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:20,118 INFO L85 PathProgramCache]: Analyzing trace with hash 1986032313, now seen corresponding path program 1 times [2022-11-04 12:08:20,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:20,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479707913] [2022-11-04 12:08:20,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:20,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:20,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:20,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:20,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:20,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479707913] [2022-11-04 12:08:20,289 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479707913] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:20,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1530919630] [2022-11-04 12:08:20,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:20,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:20,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:20,291 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:20,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-04 12:08:20,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:20,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-04 12:08:20,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:20,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:20,552 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:08:20,552 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1530919630] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:20,552 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:08:20,553 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:08:20,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132732025] [2022-11-04 12:08:20,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:20,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:20,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:20,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:20,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:20,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:20,560 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:20,560 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) [2022-11-04 12:08:20,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:20,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:21,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:21,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:21,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-04 12:08:21,918 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:21,918 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)] === [2022-11-04 12:08:21,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:21,919 INFO L85 PathProgramCache]: Analyzing trace with hash -885301971, now seen corresponding path program 1 times [2022-11-04 12:08:21,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:21,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929022209] [2022-11-04 12:08:21,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:21,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:21,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:22,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:22,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:22,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929022209] [2022-11-04 12:08:22,169 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929022209] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:22,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [635766542] [2022-11-04 12:08:22,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:22,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:22,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:22,171 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:22,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-04 12:08:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:22,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-04 12:08:22,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:22,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:22,483 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:08:22,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:22,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [635766542] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:08:22,536 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:08:22,536 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-04 12:08:22,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514649459] [2022-11-04 12:08:22,537 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:08:22,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-04 12:08:22,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:22,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-04 12:08:22,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-04 12:08:22,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:22,539 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:22,539 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) [2022-11-04 12:08:22,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:22,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:22,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:26,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:26,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:26,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:26,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-04 12:08:27,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:27,124 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)] === [2022-11-04 12:08:27,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:27,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1658395318, now seen corresponding path program 1 times [2022-11-04 12:08:27,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:27,125 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59787280] [2022-11-04 12:08:27,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:27,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:27,906 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:27,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:27,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59787280] [2022-11-04 12:08:27,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59787280] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:27,907 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:27,907 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:27,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840771502] [2022-11-04 12:08:27,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:27,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:27,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:27,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:27,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:27,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:27,911 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:27,912 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) [2022-11-04 12:08:27,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:27,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:27,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:27,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:27,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:27,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:27,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:27,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:27,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-04 12:08:27,997 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)] === [2022-11-04 12:08:27,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:27,998 INFO L85 PathProgramCache]: Analyzing trace with hash -418541361, now seen corresponding path program 1 times [2022-11-04 12:08:27,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:27,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709028022] [2022-11-04 12:08:27,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:27,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:28,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:28,621 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:28,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:28,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709028022] [2022-11-04 12:08:28,622 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709028022] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:28,622 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:28,622 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:28,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860016238] [2022-11-04 12:08:28,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:28,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:28,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:28,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:28,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:28,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:28,624 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:28,624 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) [2022-11-04 12:08:28,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:28,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:28,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:28,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:28,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:28,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,713 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-04 12:08:28,714 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)] === [2022-11-04 12:08:28,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:28,714 INFO L85 PathProgramCache]: Analyzing trace with hash -2010131660, now seen corresponding path program 1 times [2022-11-04 12:08:28,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:28,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764867873] [2022-11-04 12:08:28,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:28,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:28,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:28,800 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:28,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:28,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764867873] [2022-11-04 12:08:28,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764867873] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:28,801 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:28,801 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:28,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123535270] [2022-11-04 12:08:28,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:28,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:28,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:28,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:28,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:28,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:28,803 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:28,804 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) [2022-11-04 12:08:28,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:28,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:28,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:28,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:28,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:28,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:28,843 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-04 12:08:28,843 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)] === [2022-11-04 12:08:28,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:28,844 INFO L85 PathProgramCache]: Analyzing trace with hash -1567160956, now seen corresponding path program 1 times [2022-11-04 12:08:28,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:28,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263903144] [2022-11-04 12:08:28,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:28,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:28,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:29,588 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:29,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:29,589 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263903144] [2022-11-04 12:08:29,589 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263903144] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:29,589 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:29,589 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:29,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377881346] [2022-11-04 12:08:29,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:29,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:29,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:29,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:29,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:29,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:29,592 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:29,592 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) [2022-11-04 12:08:29,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:29,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:29,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:29,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:29,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:29,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:29,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:29,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-04 12:08:29,745 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)] === [2022-11-04 12:08:29,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:29,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1468972483, now seen corresponding path program 1 times [2022-11-04 12:08:29,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:29,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202430502] [2022-11-04 12:08:29,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:29,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:29,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:30,519 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:30,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:30,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202430502] [2022-11-04 12:08:30,520 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202430502] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:30,520 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:30,520 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:30,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167845933] [2022-11-04 12:08:30,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:30,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:30,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:30,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:30,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:30,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:30,522 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:30,523 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) [2022-11-04 12:08:30,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:30,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:30,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:30,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:30,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:30,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:30,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:30,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,677 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-04 12:08:30,677 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)] === [2022-11-04 12:08:30,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:30,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1963444424, now seen corresponding path program 1 times [2022-11-04 12:08:30,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:30,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486472902] [2022-11-04 12:08:30,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:30,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:30,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:31,408 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:31,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:31,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486472902] [2022-11-04 12:08:31,410 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486472902] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:31,410 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:31,410 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:31,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235223774] [2022-11-04 12:08:31,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:31,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:31,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:31,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:31,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:31,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:31,412 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:31,412 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) [2022-11-04 12:08:31,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:31,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:31,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:31,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:31,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:31,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-04 12:08:31,552 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)] === [2022-11-04 12:08:31,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:31,553 INFO L85 PathProgramCache]: Analyzing trace with hash -2010130666, now seen corresponding path program 1 times [2022-11-04 12:08:31,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:31,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288645492] [2022-11-04 12:08:31,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:31,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:31,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:31,657 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:31,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:31,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288645492] [2022-11-04 12:08:31,658 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288645492] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:31,658 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:31,658 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:31,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922135998] [2022-11-04 12:08:31,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:31,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:31,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:31,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:31,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:31,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:31,661 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:31,661 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) [2022-11-04 12:08:31,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:31,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:31,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:31,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:41,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:41,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:41,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:41,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:41,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:41,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:41,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:41,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,763 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr0ASSERT_VIOLATIONDATA_RACE (6 of 7 remaining) [2022-11-04 12:08:41,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr1ASSERT_VIOLATIONDATA_RACE (5 of 7 remaining) [2022-11-04 12:08:41,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr2ASSERT_VIOLATIONDATA_RACE (4 of 7 remaining) [2022-11-04 12:08:41,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 7 remaining) [2022-11-04 12:08:41,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr4ASSERT_VIOLATIONDATA_RACE (2 of 7 remaining) [2022-11-04 12:08:41,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr5ASSERT_VIOLATIONDATA_RACE (1 of 7 remaining) [2022-11-04 12:08:41,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 7 remaining) [2022-11-04 12:08:41,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-04 12:08:41,770 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-04 12:08:41,770 INFO L307 ceAbstractionStarter]: Result for error location t1_funThread1of1ForFork2 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/4) [2022-11-04 12:08:41,776 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:08:41,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-04 12:08:41,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:41,779 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-04 12:08:41,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (10)] Waiting until timeout for monitored process [2022-11-04 12:08:41,789 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-04 12:08:41,790 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-04 12:08:41,790 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;@772b52cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:08:41,791 INFO L358 AbstractCegarLoop]: Starting to check reachability of 21 error locations. [2022-11-04 12:08:41,793 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-11-04 12:08:41,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:41,793 INFO L85 PathProgramCache]: Analyzing trace with hash -1990370346, now seen corresponding path program 1 times [2022-11-04 12:08:41,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:41,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364210722] [2022-11-04 12:08:41,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:41,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:41,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:41,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:41,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:41,828 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364210722] [2022-11-04 12:08:41,828 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364210722] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:41,829 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:41,829 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:41,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236931593] [2022-11-04 12:08:41,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:41,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:41,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:41,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:41,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:41,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:41,830 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:41,831 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) [2022-11-04 12:08:41,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:41,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-04 12:08:41,841 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-11-04 12:08:41,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:41,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1566030423, now seen corresponding path program 1 times [2022-11-04 12:08:41,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:41,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026480915] [2022-11-04 12:08:41,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:41,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:41,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:41,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:41,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:41,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026480915] [2022-11-04 12:08:41,868 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026480915] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:41,868 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:41,868 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:41,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473555310] [2022-11-04 12:08:41,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:41,870 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:41,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:41,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:41,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:41,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:41,871 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:41,871 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) [2022-11-04 12:08:41,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:41,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:41,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-04 12:08:41,878 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-11-04 12:08:41,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:41,879 INFO L85 PathProgramCache]: Analyzing trace with hash -201828572, now seen corresponding path program 1 times [2022-11-04 12:08:41,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:41,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891534705] [2022-11-04 12:08:41,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:41,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:42,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:42,096 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:42,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891534705] [2022-11-04 12:08:42,097 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1891534705] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:42,097 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:42,097 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:42,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436479486] [2022-11-04 12:08:42,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:42,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:42,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:42,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:42,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:42,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:42,099 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:42,099 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) [2022-11-04 12:08:42,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:42,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:42,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-04 12:08:42,164 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-11-04 12:08:42,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:42,165 INFO L85 PathProgramCache]: Analyzing trace with hash -882212106, now seen corresponding path program 1 times [2022-11-04 12:08:42,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:42,165 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483966923] [2022-11-04 12:08:42,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:42,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:42,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:42,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:42,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:42,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483966923] [2022-11-04 12:08:42,406 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483966923] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:42,406 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:42,406 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:42,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461519727] [2022-11-04 12:08:42,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:42,409 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:42,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:42,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:42,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:42,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:42,410 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:42,410 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) [2022-11-04 12:08:42,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:42,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:42,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:42,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:42,442 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-04 12:08:42,442 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-11-04 12:08:42,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:42,443 INFO L85 PathProgramCache]: Analyzing trace with hash -1300423964, now seen corresponding path program 1 times [2022-11-04 12:08:42,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:42,443 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4873298] [2022-11-04 12:08:42,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:42,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:42,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:42,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:42,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:42,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4873298] [2022-11-04 12:08:42,481 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4873298] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:42,481 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:42,481 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:42,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320696471] [2022-11-04 12:08:42,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:42,482 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:42,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:42,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:42,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:42,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:42,483 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:42,483 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) [2022-11-04 12:08:42,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:42,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:42,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:42,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:42,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:42,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-04 12:08:42,495 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-11-04 12:08:42,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:42,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1456617752, now seen corresponding path program 1 times [2022-11-04 12:08:42,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:42,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981294460] [2022-11-04 12:08:42,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:42,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:42,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:42,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:42,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981294460] [2022-11-04 12:08:42,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981294460] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:42,551 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:42,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:42,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218634014] [2022-11-04 12:08:42,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:42,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:42,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:42,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:42,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:42,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:42,554 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:42,554 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) [2022-11-04 12:08:42,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:42,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:42,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:42,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:42,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:42,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-04 12:08:42,660 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-11-04 12:08:42,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:42,660 INFO L85 PathProgramCache]: Analyzing trace with hash 752566382, now seen corresponding path program 1 times [2022-11-04 12:08:42,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:42,661 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373959964] [2022-11-04 12:08:42,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:42,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:42,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:42,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:42,735 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373959964] [2022-11-04 12:08:42,735 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373959964] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:42,736 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:42,736 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-04 12:08:42,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009119465] [2022-11-04 12:08:42,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:42,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:42,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:42,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:42,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:42,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:42,738 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:42,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 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) [2022-11-04 12:08:42,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:42,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:42,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:42,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:45,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-04 12:08:45,163 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-11-04 12:08:45,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:45,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1900294470, now seen corresponding path program 1 times [2022-11-04 12:08:45,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:45,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60114804] [2022-11-04 12:08:45,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:45,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:45,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:45,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:45,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60114804] [2022-11-04 12:08:45,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60114804] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:45,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [848344892] [2022-11-04 12:08:45,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:45,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:45,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:45,301 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:45,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-04 12:08:45,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:45,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-04 12:08:45,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:45,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:45,670 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:08:45,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [848344892] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:45,671 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:08:45,671 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:08:45,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044904294] [2022-11-04 12:08:45,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:45,672 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:45,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:45,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:45,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:45,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:45,673 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:45,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 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) [2022-11-04 12:08:45,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:46,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:46,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:46,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:47,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-04 12:08:47,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2022-11-04 12:08:47,210 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-11-04 12:08:47,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:47,211 INFO L85 PathProgramCache]: Analyzing trace with hash -1615109099, now seen corresponding path program 1 times [2022-11-04 12:08:47,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:47,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946069360] [2022-11-04 12:08:47,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:47,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:47,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:47,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:47,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:47,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946069360] [2022-11-04 12:08:47,360 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946069360] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:47,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1746619424] [2022-11-04 12:08:47,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:47,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:47,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:47,362 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:47,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-04 12:08:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:47,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 602 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-04 12:08:47,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:47,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-04 12:08:47,720 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:08:47,720 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1746619424] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:47,720 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:08:47,720 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:08:47,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677297061] [2022-11-04 12:08:47,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:47,721 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:47,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:47,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:47,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:47,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:47,722 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:47,723 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 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) [2022-11-04 12:08:47,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:47,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:47,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:47,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:47,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:47,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:47,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:47,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:47,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:47,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:47,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:47,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:47,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:47,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:47,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:47,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:47,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:47,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:47,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-11-04 12:08:48,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2022-11-04 12:08:48,106 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-11-04 12:08:48,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:48,107 INFO L85 PathProgramCache]: Analyzing trace with hash -2005719211, now seen corresponding path program 1 times [2022-11-04 12:08:48,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:48,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166275984] [2022-11-04 12:08:48,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:48,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:48,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:48,276 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-04 12:08:48,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:48,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166275984] [2022-11-04 12:08:48,277 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166275984] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:48,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1102955124] [2022-11-04 12:08:48,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:48,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:48,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:48,279 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:48,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-11-04 12:08:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:48,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-04 12:08:48,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:48,733 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-04 12:08:48,734 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:08:48,795 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-04 12:08:48,795 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1102955124] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:08:48,795 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:08:48,795 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-04 12:08:48,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197295551] [2022-11-04 12:08:48,796 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:08:48,796 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-04 12:08:48,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:48,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-04 12:08:48,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-04 12:08:48,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:48,797 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:48,798 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 23.8) internal successors, (238), 10 states have internal predecessors, (238), 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) [2022-11-04 12:08:48,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:48,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:48,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:48,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:48,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:48,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:48,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:48,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:48,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:48,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:55,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:55,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:55,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:55,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:55,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:55,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:55,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2022-11-04 12:08:55,810 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2022-11-04 12:08:55,811 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-11-04 12:08:55,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:55,814 INFO L85 PathProgramCache]: Analyzing trace with hash -521637489, now seen corresponding path program 1 times [2022-11-04 12:08:55,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:55,814 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789502496] [2022-11-04 12:08:55,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:55,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:55,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-04 12:08:55,847 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-04 12:08:55,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-04 12:08:55,909 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-04 12:08:55,909 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-04 12:08:55,910 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (20 of 21 remaining) [2022-11-04 12:08:55,910 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (19 of 21 remaining) [2022-11-04 12:08:55,910 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (18 of 21 remaining) [2022-11-04 12:08:55,910 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (17 of 21 remaining) [2022-11-04 12:08:55,911 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (16 of 21 remaining) [2022-11-04 12:08:55,911 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (15 of 21 remaining) [2022-11-04 12:08:55,911 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (14 of 21 remaining) [2022-11-04 12:08:55,911 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (13 of 21 remaining) [2022-11-04 12:08:55,911 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (12 of 21 remaining) [2022-11-04 12:08:55,912 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (11 of 21 remaining) [2022-11-04 12:08:55,912 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (10 of 21 remaining) [2022-11-04 12:08:55,912 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (9 of 21 remaining) [2022-11-04 12:08:55,912 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (8 of 21 remaining) [2022-11-04 12:08:55,912 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (7 of 21 remaining) [2022-11-04 12:08:55,912 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (6 of 21 remaining) [2022-11-04 12:08:55,913 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (5 of 21 remaining) [2022-11-04 12:08:55,913 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (4 of 21 remaining) [2022-11-04 12:08:55,913 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (3 of 21 remaining) [2022-11-04 12:08:55,913 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (2 of 21 remaining) [2022-11-04 12:08:55,913 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 21 remaining) [2022-11-04 12:08:55,914 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 21 remaining) [2022-11-04 12:08:55,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-11-04 12:08:55,916 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-04 12:08:55,916 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (3/4) [2022-11-04 12:08:55,917 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-11-04 12:08:55,917 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-11-04 12:08:56,039 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2022-11-04 12:08:56,047 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:08:56,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-04 12:08:56,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:56,048 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-04 12:08:56,057 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-04 12:08:56,057 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t1_funThread1of2ForFork2 ======== [2022-11-04 12:08:56,058 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;@772b52cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:08:56,058 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-11-04 12:08:56,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (14)] Waiting until timeout for monitored process [2022-11-04 12:08:59,553 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)] === [2022-11-04 12:08:59,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:59,554 INFO L85 PathProgramCache]: Analyzing trace with hash 111153315, now seen corresponding path program 1 times [2022-11-04 12:08:59,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:59,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138964801] [2022-11-04 12:08:59,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:59,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:59,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:59,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:59,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138964801] [2022-11-04 12:08:59,605 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138964801] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:59,605 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:59,606 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:59,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328903879] [2022-11-04 12:08:59,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:59,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-04 12:08:59,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:59,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-04 12:08:59,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-04 12:08:59,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:59,607 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:59,608 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) [2022-11-04 12:08:59,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:59,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:59,613 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-11-04 12:08:59,613 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)] === [2022-11-04 12:08:59,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:59,614 INFO L85 PathProgramCache]: Analyzing trace with hash -728207168, now seen corresponding path program 1 times [2022-11-04 12:08:59,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:59,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831169919] [2022-11-04 12:08:59,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:59,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:59,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:59,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:59,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:59,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831169919] [2022-11-04 12:08:59,782 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831169919] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:59,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1297877315] [2022-11-04 12:08:59,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:59,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:59,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:59,788 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:59,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-11-04 12:09:00,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:00,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-04 12:09:00,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:09:00,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:09:00,160 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:09:00,161 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1297877315] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:00,161 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:09:00,161 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:09:00,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829707197] [2022-11-04 12:09:00,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:00,162 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:09:00,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:00,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:09:00,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:09:00,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:00,163 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:00,163 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) [2022-11-04 12:09:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:00,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:03,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:03,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:03,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-11-04 12:09:03,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2022-11-04 12:09:03,303 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)] === [2022-11-04 12:09:03,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:03,303 INFO L85 PathProgramCache]: Analyzing trace with hash 1200595352, now seen corresponding path program 1 times [2022-11-04 12:09:03,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:03,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010840198] [2022-11-04 12:09:03,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:03,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:03,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:03,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:09:03,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:03,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010840198] [2022-11-04 12:09:03,498 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010840198] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:09:03,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1927764405] [2022-11-04 12:09:03,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:03,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:03,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:09:03,500 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:09:03,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-11-04 12:09:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:03,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-04 12:09:03,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:09:03,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:09:03,943 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:09:03,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:09:03,993 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1927764405] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:09:03,993 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:09:03,993 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-04 12:09:03,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447445712] [2022-11-04 12:09:03,993 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:09:03,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-04 12:09:03,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:03,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-04 12:09:03,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-04 12:09:03,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:03,995 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:03,995 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) [2022-11-04 12:09:03,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:03,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:03,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:11,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:11,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:11,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:11,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-11-04 12:09:11,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:11,657 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)] === [2022-11-04 12:09:11,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:11,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1635192194, now seen corresponding path program 1 times [2022-11-04 12:09:11,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:11,658 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179562399] [2022-11-04 12:09:11,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:11,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:12,174 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:09:12,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:12,175 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179562399] [2022-11-04 12:09:12,175 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179562399] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:12,175 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:12,175 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:09:12,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065320293] [2022-11-04 12:09:12,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:12,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:09:12,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:12,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:09:12,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:09:12,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:12,177 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:12,178 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) [2022-11-04 12:09:12,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:12,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:12,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:12,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:18,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:18,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:18,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:18,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:18,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-11-04 12:09:18,523 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)] === [2022-11-04 12:09:18,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:18,523 INFO L85 PathProgramCache]: Analyzing trace with hash -1466428059, now seen corresponding path program 1 times [2022-11-04 12:09:18,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:18,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008780914] [2022-11-04 12:09:18,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:18,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:18,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:19,470 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:09:19,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:19,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008780914] [2022-11-04 12:09:19,471 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008780914] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:09:19,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1566784691] [2022-11-04 12:09:19,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:19,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:19,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:09:19,475 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:09:19,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-11-04 12:09:19,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:19,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 36 conjunts are in the unsatisfiable core [2022-11-04 12:09:19,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:09:19,970 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:09:20,016 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:09:20,017 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:09:20,089 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:09:20,116 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:09:20,153 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:09:20,153 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:09:20,177 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:09:20,202 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:09:20,203 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:09:20,240 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:09:20,251 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:09:20,252 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:09:20,285 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_3957 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3957) |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_3957 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3957) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_3957 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3957) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_3957 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3957) |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 [2022-11-04 12:09:20,306 WARN L833 $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_3957 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3957) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_3957 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3957) |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_3957 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3957) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_3957 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3957) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))))) is different from false [2022-11-04 12:09:20,334 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_3954 (Array Int Int)) (v_ArrVal_3957 (Array Int Int))) (= (select (select (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3954))) (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_3957) |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_3954 (Array Int Int)) (v_ArrVal_3957 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3954))) (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_3957) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_3954 (Array Int Int)) (v_ArrVal_3957 (Array Int Int))) (= (select (select (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3954))) (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_3957) |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_3954 (Array Int Int)) (v_ArrVal_3957 (Array Int Int))) (= (select (select (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3954))) (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_3957) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-04 12:09:20,365 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse4 (+ 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|) .cse4 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_3954 (Array Int Int)) (v_ArrVal_3957 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (let ((.cse0 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3954))) (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_3957) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_3954 (Array Int Int)) (v_ArrVal_3957 (Array Int Int))) (= (select (select (store (let ((.cse3 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3954))) (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_3957) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse4) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_3954 (Array Int Int)) (v_ArrVal_3957 (Array Int Int))) (= (select (select (store (let ((.cse5 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3954))) (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_3957) |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_3954 (Array Int Int)) (v_ArrVal_3957 (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_3954))) (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_3957) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))))) is different from false [2022-11-04 12:09:20,443 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse4 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse7 (+ 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|) .cse4 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse7 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_3954 (Array Int Int)) (v_ArrVal_3957 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (let ((.cse0 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3954))) (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_3957) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_3954 (Array Int Int)) (v_ArrVal_3957 (Array Int Int))) (= (select (select (store (let ((.cse3 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3954))) (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_3957) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse4) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_3954 (Array Int Int)) (v_ArrVal_3957 (Array Int Int))) (= (select (select (store (let ((.cse5 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3954))) (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_3957) |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_3954 (Array Int Int)) (v_ArrVal_3957 (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_3954))) (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_3957) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse7)))))) is different from false [2022-11-04 12:09:20,511 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:09:20,512 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 59 [2022-11-04 12:09:20,522 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:09:20,522 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 116 treesize of output 62 [2022-11-04 12:09:20,530 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2022-11-04 12:09:20,538 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-04 12:09:20,557 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:09:20,557 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 1 [2022-11-04 12:09:20,565 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:09:20,566 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 1 [2022-11-04 12:09:20,572 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:09:20,572 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 1 [2022-11-04 12:09:20,694 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-11-04 12:09:20,695 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1566784691] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:09:20,695 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:09:20,695 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 15] total 23 [2022-11-04 12:09:20,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206693212] [2022-11-04 12:09:20,695 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:09:20,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-11-04 12:09:20,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:20,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-11-04 12:09:20,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=297, Unknown=5, NotChecked=190, Total=552 [2022-11-04 12:09:20,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:20,698 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:20,698 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) [2022-11-04 12:09:20,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:20,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:20,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:20,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:20,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:27,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:27,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:27,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:27,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:27,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:09:27,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2022-11-04 12:09:28,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2022-11-04 12:09:28,143 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)] === [2022-11-04 12:09:28,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:28,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1021675964, now seen corresponding path program 1 times [2022-11-04 12:09:28,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:28,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145703684] [2022-11-04 12:09:28,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:28,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:28,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:28,245 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-04 12:09:28,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:28,245 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145703684] [2022-11-04 12:09:28,246 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145703684] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:28,246 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:28,246 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:09:28,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736032705] [2022-11-04 12:09:28,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:28,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:09:28,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:28,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:09:28,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:09:28,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:28,248 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:28,248 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) [2022-11-04 12:09:28,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:28,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:28,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:28,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:28,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:09:28,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:28,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:28,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:28,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:28,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:28,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:09:28,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:28,301 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-11-04 12:09:28,301 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)] === [2022-11-04 12:09:28,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:28,301 INFO L85 PathProgramCache]: Analyzing trace with hash 1482040333, now seen corresponding path program 1 times [2022-11-04 12:09:28,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:28,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897973626] [2022-11-04 12:09:28,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:28,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:28,915 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-04 12:09:28,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:28,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897973626] [2022-11-04 12:09:28,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897973626] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:28,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:28,916 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:09:28,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362976496] [2022-11-04 12:09:28,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:28,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:09:28,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:28,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:09:28,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:09:28,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:28,917 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:28,918 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) [2022-11-04 12:09:28,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:28,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:28,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:28,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:28,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:09:28,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:28,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:29,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:29,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:29,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:29,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:29,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:09:29,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:29,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:29,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-11-04 12:09:29,101 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)] === [2022-11-04 12:09:29,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:29,101 INFO L85 PathProgramCache]: Analyzing trace with hash 1799333355, now seen corresponding path program 1 times [2022-11-04 12:09:29,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:29,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858876809] [2022-11-04 12:09:29,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:29,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:29,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:29,777 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-04 12:09:29,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:29,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858876809] [2022-11-04 12:09:29,777 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858876809] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:29,778 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:29,778 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:09:29,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143534278] [2022-11-04 12:09:29,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:29,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:09:29,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:29,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:09:29,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:09:29,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:29,780 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:29,780 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) [2022-11-04 12:09:29,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:29,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:29,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:29,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:29,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:09:29,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:29,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:29,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:29,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:29,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:29,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:29,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:29,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:09:29,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:29,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:29,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:29,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-11-04 12:09:29,963 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)] === [2022-11-04 12:09:29,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:29,963 INFO L85 PathProgramCache]: Analyzing trace with hash 1162633584, now seen corresponding path program 1 times [2022-11-04 12:09:29,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:29,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141219787] [2022-11-04 12:09:29,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:29,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:30,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:30,678 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-04 12:09:30,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:30,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141219787] [2022-11-04 12:09:30,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2141219787] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:30,679 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:30,679 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:09:30,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036726501] [2022-11-04 12:09:30,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:30,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:09:30,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:30,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:09:30,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:09:30,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:30,681 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:30,681 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) [2022-11-04 12:09:30,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:30,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:30,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:30,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:30,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:09:30,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:30,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:30,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:30,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:30,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:30,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:30,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:30,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:30,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:09:30,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:30,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:30,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:30,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:30,775 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-11-04 12:09:30,775 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)] === [2022-11-04 12:09:30,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:30,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1021676958, now seen corresponding path program 1 times [2022-11-04 12:09:30,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:30,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844567960] [2022-11-04 12:09:30,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:30,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:30,854 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-04 12:09:30,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:30,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844567960] [2022-11-04 12:09:30,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844567960] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:30,855 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:30,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:09:30,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721584975] [2022-11-04 12:09:30,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:30,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:09:30,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:30,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:09:30,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:09:30,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:30,857 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:30,857 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) [2022-11-04 12:09:30,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:30,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:30,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:30,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:30,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:09:30,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:30,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:30,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:30,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:30,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:31,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:31,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:31,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:31,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:31,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:09:31,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:31,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:31,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:31,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:31,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:31,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-11-04 12:09:31,673 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)] === [2022-11-04 12:09:31,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:31,674 INFO L85 PathProgramCache]: Analyzing trace with hash -888780194, now seen corresponding path program 1 times [2022-11-04 12:09:31,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:31,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003770333] [2022-11-04 12:09:31,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:31,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:31,944 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-04 12:09:31,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:31,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003770333] [2022-11-04 12:09:31,944 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003770333] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:31,944 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:31,945 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-04 12:09:31,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901217541] [2022-11-04 12:09:31,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:31,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:09:31,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:31,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:09:31,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:09:31,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:31,946 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:31,947 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) [2022-11-04 12:09:31,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:31,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:31,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:31,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:31,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:09:31,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:31,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:31,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:31,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:31,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:31,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:32,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:32,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:32,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:32,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:32,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:09:32,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:32,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:32,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:32,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:32,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:32,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:32,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-11-04 12:09:32,900 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)] === [2022-11-04 12:09:32,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:32,901 INFO L85 PathProgramCache]: Analyzing trace with hash 1644453642, now seen corresponding path program 1 times [2022-11-04 12:09:32,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:32,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207671159] [2022-11-04 12:09:32,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:32,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:34,218 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:09:34,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:34,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207671159] [2022-11-04 12:09:34,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207671159] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:34,219 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:34,219 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-11-04 12:09:34,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015050893] [2022-11-04 12:09:34,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:34,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-04 12:09:34,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:34,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-04 12:09:34,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2022-11-04 12:09:34,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:34,220 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:34,221 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 12.0625) internal successors, (193), 17 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) [2022-11-04 12:09:34,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:34,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:34,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:34,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:34,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:09:34,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:34,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:34,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:34,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:34,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:34,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:34,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:36,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:36,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:36,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:36,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:36,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:09:36,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:36,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:36,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:36,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:36,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:36,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:36,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:09:36,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-11-04 12:09:36,829 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)] === [2022-11-04 12:09:36,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:36,830 INFO L85 PathProgramCache]: Analyzing trace with hash 184992552, now seen corresponding path program 2 times [2022-11-04 12:09:36,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:36,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501186203] [2022-11-04 12:09:36,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:36,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:38,942 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:09:38,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:38,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501186203] [2022-11-04 12:09:38,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501186203] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:38,943 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:38,943 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-11-04 12:09:38,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053744718] [2022-11-04 12:09:38,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:38,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-11-04 12:09:38,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:38,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-11-04 12:09:38,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-11-04 12:09:38,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:38,944 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:38,945 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) [2022-11-04 12:09:38,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:38,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:38,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:38,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:38,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:09:38,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:38,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:38,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:38,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:38,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:38,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:38,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:09:38,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:42,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:42,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:42,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:42,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:09:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:42,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:09:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:09:42,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-11-04 12:09:42,178 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)] === [2022-11-04 12:09:42,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:42,178 INFO L85 PathProgramCache]: Analyzing trace with hash 137376552, now seen corresponding path program 3 times [2022-11-04 12:09:42,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:42,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595013108] [2022-11-04 12:09:42,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:42,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:42,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:44,166 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:09:44,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:44,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595013108] [2022-11-04 12:09:44,167 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595013108] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:09:44,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [71360741] [2022-11-04 12:09:44,167 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-04 12:09:44,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:44,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:09:44,168 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:09:44,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-11-04 12:09:49,800 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-04 12:09:49,800 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:09:49,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 89 conjunts are in the unsatisfiable core [2022-11-04 12:09:49,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:09:49,845 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:09:50,088 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:09:50,088 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:09:50,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:09:50,276 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:09:50,356 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-04 12:09:50,357 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:09:50,656 INFO L356 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2022-11-04 12:09:50,656 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 16 treesize of output 18 [2022-11-04 12:09:51,117 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:09:51,242 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:09:51,363 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:09:51,638 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:09:51,655 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:09:51,672 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:09:51,698 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:09:51,750 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:09:51,751 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:09:51,801 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:09:51,801 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:09:51,907 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_5445 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_5445) |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_5445 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_5445) |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_5445 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_5445) |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 [2022-11-04 12:09:51,984 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_5445 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_5445) |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_5445 (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_5445) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_5445 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_5445) |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 [2022-11-04 12:09:52,010 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_5445 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_5445) |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_5445 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_5445) |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_5445 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_5445) |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 [2022-11-04 12:09:52,044 WARN L833 $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_5445 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_5445) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_5445 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_5445) |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_5445 (Array Int Int))) (= |c_t1_funThread2of2ForFork2_init_#t~nondet4#1| (select (select (store .cse0 |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_5445) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4))))))) is different from false [2022-11-04 12:09:52,057 WARN L833 $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_5445 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_5445) |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_5445 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_5445) |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_5445 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_5445) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:09:52,079 WARN L833 $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_5445 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_5445) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_5445 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_5445) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_5445 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_5445) |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 [2022-11-04 12:09:52,092 WARN L833 $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_5445 (Array Int Int))) (= (select (select (store .cse0 c_~A~0.base v_ArrVal_5445) |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_5445 (Array Int Int))) (= (select (select (store .cse0 c_~A~0.base v_ArrVal_5445) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_5445 (Array Int Int))) (= (select (select (store .cse0 c_~A~0.base v_ArrVal_5445) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:09:52,110 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:09:52,110 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 43 [2022-11-04 12:09:52,115 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:09:52,116 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 28 [2022-11-04 12:09:52,126 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:09:52,126 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2022-11-04 12:09:52,133 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:09:52,134 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2022-11-04 12:09:57,005 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:09:57,005 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [71360741] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:09:57,005 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:09:57,005 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 22, 19] total 52 [2022-11-04 12:09:57,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524798457] [2022-11-04 12:09:57,006 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:09:57,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2022-11-04 12:09:57,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:57,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2022-11-04 12:09:57,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=1820, Unknown=9, NotChecked=644, Total=2652 [2022-11-04 12:09:57,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:57,009 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:57,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 8.76923076923077) internal successors, (456), 52 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) [2022-11-04 12:09:57,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:57,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:57,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:57,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:57,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:09:57,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:57,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:57,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:57,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:57,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:57,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:57,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:09:57,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:09:57,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:01,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:01,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:01,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:01,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:01,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:01,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:01,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:01,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:01,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:01,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:01,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:01,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:10:01,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:01,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:01,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2022-11-04 12:10:01,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable40 [2022-11-04 12:10:01,438 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting t1_funErr6ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:10:01,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:01,439 INFO L85 PathProgramCache]: Analyzing trace with hash -1907116171, now seen corresponding path program 1 times [2022-11-04 12:10:01,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:01,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450701614] [2022-11-04 12:10:01,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:01,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:01,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:02,503 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:10:02,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:02,504 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450701614] [2022-11-04 12:10:02,504 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450701614] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:10:02,504 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1120447165] [2022-11-04 12:10:02,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:02,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:10:02,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:10:02,505 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:10:02,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-11-04 12:10:03,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:03,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 39 conjunts are in the unsatisfiable core [2022-11-04 12:10:03,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:10:03,158 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:10:03,224 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:10:03,225 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:10:03,329 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:10:03,339 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:10:03,353 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:10:03,366 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:03,366 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:10:03,380 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:03,380 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:10:03,393 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:10:03,394 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:10:03,429 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_5807 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_5807) |c_t1_funThread1of2ForFork2_insert_~node#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_insert_~node#1.offset|)) |c_t1_funThread1of2ForFork2_insert_#t~nondet13#1|)) is different from false [2022-11-04 12:10:03,436 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:03,437 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2022-11-04 12:10:03,440 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2022-11-04 12:10:03,641 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:10:03,641 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1120447165] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:10:03,641 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:10:03,642 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15, 14] total 18 [2022-11-04 12:10:03,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230175067] [2022-11-04 12:10:03,642 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:10:03,643 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-04 12:10:03,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:03,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-04 12:10:03,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=262, Unknown=1, NotChecked=32, Total=342 [2022-11-04 12:10:03,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:03,646 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:03,646 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 13.722222222222221) internal successors, (247), 19 states have internal predecessors, (247), 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) [2022-11-04 12:10:03,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:03,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:03,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:03,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:03,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:03,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:03,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:03,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:03,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:03,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:03,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:03,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:10:03,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:03,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:03,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:06,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:06,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:06,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:06,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:06,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:06,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:06,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:06,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:06,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:06,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:06,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:06,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:10:06,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:06,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:06,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:06,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2022-11-04 12:10:06,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:10:06,582 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting t1_funErr6ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:10:06,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:06,583 INFO L85 PathProgramCache]: Analyzing trace with hash 1443149685, now seen corresponding path program 2 times [2022-11-04 12:10:06,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:06,583 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090191521] [2022-11-04 12:10:06,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:06,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:06,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:07,595 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:10:07,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:07,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090191521] [2022-11-04 12:10:07,596 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090191521] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:10:07,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1912609362] [2022-11-04 12:10:07,596 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-04 12:10:07,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:10:07,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:10:07,597 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:10:07,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2022-11-04 12:10:10,750 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-04 12:10:10,750 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:10:10,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 63 conjunts are in the unsatisfiable core [2022-11-04 12:10:10,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:10:10,874 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:10:11,030 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:10:11,030 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:10:11,647 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:10:11,699 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:10:11,745 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:10:11,802 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:10:11,865 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:11,865 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:10:11,913 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:10:11,913 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:10:11,950 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_6177 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_insert_#t~nondet13#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_6177) |c_t1_funThread1of2ForFork2_insert_~node#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_insert_~node#1.offset|)))) (forall ((v_ArrVal_6177 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_6177) |c_t1_funThread1of2ForFork2_insert_~node#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_insert_~node#1.offset|)) |c_t1_funThread1of2ForFork2_insert_#t~nondet13#1|)) (forall ((v_ArrVal_6177 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_6177) |c_t1_funThread1of2ForFork2_insert_~node#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_insert_~node#1.offset|)) |c_t1_funThread1of2ForFork2_insert_#t~nondet13#1|))) is different from false [2022-11-04 12:10:11,964 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |c_t1_funThread1of2ForFork2_insert_~node#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~node#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_insert_~node#1.base|) .cse1 |c_t1_funThread1of2ForFork2_insert_#t~nondet13#1|)))) (and (forall ((v_ArrVal_6177 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_6177) |c_t1_funThread1of2ForFork2_insert_~node#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_insert_~node#1.offset|)) |c_t1_funThread1of2ForFork2_insert_#t~nondet13#1|)) (forall ((v_ArrVal_6177 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_insert_#t~nondet13#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_6177) |c_t1_funThread1of2ForFork2_insert_~node#1.base|) .cse1))) (forall ((v_ArrVal_6177 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_insert_#t~nondet13#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_6177) |c_t1_funThread1of2ForFork2_insert_~node#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_insert_~node#1.offset|))))))) is different from false [2022-11-04 12:10:11,979 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread1of2ForFork2_insert_~node#1.offset|)) (.cse2 (+ 6 |c_t1_funThread1of2ForFork2_insert_~node#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~node#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_insert_~node#1.base|) .cse1 |c_t1_funThread1of2ForFork2_insert_#t~nondet13#1|) .cse2 |c_t1_funThread1of2ForFork2_insert_#t~nondet13#1|)))) (and (forall ((v_ArrVal_6177 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_6177) |c_t1_funThread1of2ForFork2_insert_~node#1.base|) .cse1) |c_t1_funThread1of2ForFork2_insert_#t~nondet13#1|)) (forall ((v_ArrVal_6177 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_insert_#t~nondet13#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_6177) |c_t1_funThread1of2ForFork2_insert_~node#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_insert_~node#1.offset|)))) (forall ((v_ArrVal_6177 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_6177) |c_t1_funThread1of2ForFork2_insert_~node#1.base|) .cse2) |c_t1_funThread1of2ForFork2_insert_#t~nondet13#1|))))) is different from false [2022-11-04 12:10:11,991 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:11,992 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 43 [2022-11-04 12:10:11,997 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:11,997 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 28 [2022-11-04 12:10:12,006 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:10:12,007 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2022-11-04 12:10:12,020 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:10:12,020 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2022-11-04 12:10:12,203 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:10:12,204 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1912609362] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:10:12,204 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:10:12,204 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 19, 14] total 37 [2022-11-04 12:10:12,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212498153] [2022-11-04 12:10:12,205 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:10:12,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2022-11-04 12:10:12,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:12,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2022-11-04 12:10:12,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=1075, Unknown=3, NotChecked=204, Total=1406 [2022-11-04 12:10:12,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:12,207 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:12,207 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 37 states have (on average 11.216216216216216) internal successors, (415), 38 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) [2022-11-04 12:10:12,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:12,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:12,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:12,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:12,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:12,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:12,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:12,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:12,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:12,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:12,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:12,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:10:12,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:12,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:12,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:12,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:15,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:15,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:15,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:15,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:15,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:15,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:15,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:15,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:15,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:15,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:15,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:15,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:10:15,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:10:15,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:15,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:15,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:10:15,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2022-11-04 12:10:16,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42 [2022-11-04 12:10:16,066 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:10:16,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:16,067 INFO L85 PathProgramCache]: Analyzing trace with hash -23288070, now seen corresponding path program 4 times [2022-11-04 12:10:16,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:16,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165399422] [2022-11-04 12:10:16,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:16,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:16,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:18,075 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:10:18,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:18,075 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165399422] [2022-11-04 12:10:18,075 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165399422] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:10:18,075 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:10:18,076 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-11-04 12:10:18,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079906371] [2022-11-04 12:10:18,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:10:18,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-11-04 12:10:18,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:18,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-11-04 12:10:18,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=362, Unknown=0, NotChecked=0, Total=420 [2022-11-04 12:10:18,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:18,077 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:18,078 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) [2022-11-04 12:10:18,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:18,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:18,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:18,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:18,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:18,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:18,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:18,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:18,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:18,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:18,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:18,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:10:18,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:10:18,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:18,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:18,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:10:18,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:21,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:21,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:21,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:21,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:21,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:21,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:21,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:21,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:21,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:21,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:21,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:21,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:10:21,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:10:21,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:21,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:21,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:10:21,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:21,755 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-11-04 12:10:21,755 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:10:21,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:21,756 INFO L85 PathProgramCache]: Analyzing trace with hash 1414431896, now seen corresponding path program 5 times [2022-11-04 12:10:21,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:21,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300793676] [2022-11-04 12:10:21,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:21,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:21,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:23,104 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:10:23,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:23,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300793676] [2022-11-04 12:10:23,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300793676] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:10:23,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1564107468] [2022-11-04 12:10:23,105 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-04 12:10:23,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:10:23,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:10:23,107 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:10:23,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2022-11-04 12:10:23,722 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2022-11-04 12:10:23,722 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:10:23,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-04 12:10:23,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:10:23,733 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:10:23,799 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:10:23,799 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:10:23,853 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-04 12:10:23,853 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:10:23,933 INFO L356 Elim1Store]: treesize reduction 10, result has 64.3 percent of original size [2022-11-04 12:10:23,933 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 33 [2022-11-04 12:10:24,039 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:10:24,040 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2022-11-04 12:10:24,113 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:10:24,126 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:10:24,205 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:10:24,215 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:10:24,225 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:10:24,254 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:24,255 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:10:24,290 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:24,290 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:10:24,326 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:10:24,327 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:10:24,352 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_6640 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_6640) |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_6640 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_6640) |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 [2022-11-04 12:10:24,384 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_6640 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_6640) |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_6640 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_6640) |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 [2022-11-04 12:10:24,401 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_6640 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_6640) |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_6640 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_6640) |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 [2022-11-04 12:10:24,429 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_6640 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_6640) |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_6640 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_6640) |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 [2022-11-04 12:10:24,438 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|))) (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_6640 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_6640) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6640 (Array Int Int))) (= |c_t1_funThread2of2ForFork2_init_#t~nondet4#1| (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_6640) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4))))))) is different from false [2022-11-04 12:10:24,447 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|))) (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_6640 (Array Int Int))) (= (select (select (store .cse0 c_~A~0.base v_ArrVal_6640) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6640 (Array Int Int))) (= (select (select (store .cse0 c_~A~0.base v_ArrVal_6640) |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 [2022-11-04 12:10:24,456 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:24,457 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 33 [2022-11-04 12:10:24,461 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:24,461 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 38 treesize of output 20 [2022-11-04 12:10:24,468 INFO L356 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-04 12:10:24,468 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 1 [2022-11-04 12:10:27,221 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:10:27,222 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1564107468] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:10:27,222 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:10:27,222 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 18, 18] total 31 [2022-11-04 12:10:27,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920272147] [2022-11-04 12:10:27,222 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:10:27,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-11-04 12:10:27,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:27,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-11-04 12:10:27,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=530, Unknown=6, NotChecked=306, Total=930 [2022-11-04 12:10:27,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:27,227 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:27,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 12.516129032258064) internal successors, (388), 31 states have internal predecessors, (388), 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) [2022-11-04 12:10:27,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:27,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:27,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:27,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:27,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:27,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:27,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:27,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:27,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:27,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:27,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:27,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:10:27,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:10:27,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:27,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:27,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:10:27,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:27,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:30,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:30,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:30,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:30,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:30,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:30,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:30,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:30,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:30,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:30,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:30,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:30,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:10:30,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:10:30,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:30,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:30,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:10:30,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:30,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:30,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2022-11-04 12:10:30,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2022-11-04 12:10:30,955 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:10:30,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:30,955 INFO L85 PathProgramCache]: Analyzing trace with hash 719308870, now seen corresponding path program 6 times [2022-11-04 12:10:30,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:30,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935805727] [2022-11-04 12:10:30,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:30,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:30,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:32,516 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:10:32,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:32,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935805727] [2022-11-04 12:10:32,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935805727] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:10:32,517 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:10:32,517 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-11-04 12:10:32,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862937151] [2022-11-04 12:10:32,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:10:32,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-11-04 12:10:32,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:32,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-11-04 12:10:32,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=359, Unknown=0, NotChecked=0, Total=420 [2022-11-04 12:10:32,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:32,518 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:32,518 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) [2022-11-04 12:10:32,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:10:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:10:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:10:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:32,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:35,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:35,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:35,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:35,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:35,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:35,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:35,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:35,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:35,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:35,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:35,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:35,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:10:35,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:10:35,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:35,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:35,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:10:35,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:35,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:35,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:35,406 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-11-04 12:10:35,406 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:10:35,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:35,407 INFO L85 PathProgramCache]: Analyzing trace with hash 305441154, now seen corresponding path program 7 times [2022-11-04 12:10:35,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:35,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313749028] [2022-11-04 12:10:35,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:35,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:35,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:36,504 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:10:36,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:36,505 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313749028] [2022-11-04 12:10:36,505 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313749028] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:10:36,505 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [843729189] [2022-11-04 12:10:36,505 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-11-04 12:10:36,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:10:36,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:10:36,507 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:10:36,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2022-11-04 12:10:37,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:37,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 59 conjunts are in the unsatisfiable core [2022-11-04 12:10:37,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:10:37,064 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:10:37,149 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:10:37,150 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:10:37,278 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:10:37,278 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:10:37,304 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:10:37,304 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:10:37,337 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:10:37,337 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:10:37,393 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:10:37,439 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:10:37,448 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:10:37,469 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:10:37,498 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:37,499 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:10:37,537 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:37,538 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:10:37,575 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:10:37,575 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:10:37,598 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7102 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_7102) |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 [2022-11-04 12:10:37,611 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7102 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_7102) |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 [2022-11-04 12:10:37,620 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7102 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_7102) |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 [2022-11-04 12:10:37,633 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7102 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_7102) |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 [2022-11-04 12:10:37,639 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7102 (Array Int Int))) (= (select (select (store |c_#race| c_~A~0.base v_ArrVal_7102) |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 [2022-11-04 12:10:37,645 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:37,646 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2022-11-04 12:10:37,649 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2022-11-04 12:10:37,940 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:10:37,941 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [843729189] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:10:37,941 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:10:37,941 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 21, 17] total 35 [2022-11-04 12:10:37,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514688837] [2022-11-04 12:10:37,941 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:10:37,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-11-04 12:10:37,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:37,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-11-04 12:10:37,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=770, Unknown=5, NotChecked=300, Total=1190 [2022-11-04 12:10:37,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:37,943 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:37,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 10.314285714285715) internal successors, (361), 35 states have internal predecessors, (361), 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) [2022-11-04 12:10:37,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:37,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:37,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:37,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:37,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:37,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:37,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:37,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:37,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:37,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:37,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:37,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:10:37,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:10:37,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:37,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:37,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:10:37,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:37,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:37,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:37,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:40,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:40,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:40,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:40,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:40,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:40,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:40,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:40,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:40,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:40,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:40,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:40,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:10:40,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:10:40,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:40,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:40,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:10:40,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:40,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:40,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:40,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:41,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2022-11-04 12:10:41,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:10:41,211 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)] === [2022-11-04 12:10:41,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:41,211 INFO L85 PathProgramCache]: Analyzing trace with hash -1350316628, now seen corresponding path program 1 times [2022-11-04 12:10:41,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:41,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346585054] [2022-11-04 12:10:41,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:41,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:42,410 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:10:42,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:42,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346585054] [2022-11-04 12:10:42,410 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346585054] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:10:42,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [581571285] [2022-11-04 12:10:42,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:42,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:10:42,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:10:42,415 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:10:42,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2022-11-04 12:10:42,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:42,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 67 conjunts are in the unsatisfiable core [2022-11-04 12:10:42,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:10:42,997 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:10:43,085 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:10:43,085 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:10:43,210 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:10:43,210 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:10:43,231 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-04 12:10:43,232 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:10:43,356 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:10:43,356 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:10:43,425 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:10:43,433 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:10:43,442 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:10:43,450 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:10:43,458 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:10:43,483 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:10:43,500 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:43,501 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:10:43,518 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:43,518 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:10:43,534 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-04 12:10:43,534 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:10:43,586 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7418 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_7418) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)) 0)) is different from false [2022-11-04 12:10:43,605 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:43,605 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2022-11-04 12:10:43,608 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2022-11-04 12:10:43,868 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:10:43,868 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [581571285] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:10:43,869 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:10:43,869 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 23, 16] total 28 [2022-11-04 12:10:43,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138789853] [2022-11-04 12:10:43,869 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:10:43,870 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-11-04 12:10:43,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:43,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-11-04 12:10:43,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=676, Unknown=1, NotChecked=52, Total=812 [2022-11-04 12:10:43,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:43,870 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:43,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 12.964285714285714) internal successors, (363), 29 states have internal predecessors, (363), 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) [2022-11-04 12:10:43,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:43,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:43,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:43,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:43,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:43,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:43,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:43,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:43,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:43,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:43,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:43,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:10:43,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:10:43,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:43,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:43,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:10:43,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:43,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:43,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:43,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:43,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:57,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:57,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:57,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:57,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:57,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:57,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:57,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:57,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:57,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:57,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:57,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:57,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:10:57,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:10:57,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:57,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:57,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:10:57,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:57,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:57,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:57,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:57,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:10:57,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2022-11-04 12:10:58,134 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2022-11-04 12:10:58,134 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:10:58,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:58,135 INFO L85 PathProgramCache]: Analyzing trace with hash -1065229105, now seen corresponding path program 1 times [2022-11-04 12:10:58,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:58,135 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472127595] [2022-11-04 12:10:58,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:58,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:58,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:58,969 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:10:58,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:58,969 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472127595] [2022-11-04 12:10:58,969 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472127595] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:10:58,969 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:10:58,969 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-11-04 12:10:58,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001115809] [2022-11-04 12:10:58,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:10:58,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-04 12:10:58,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:58,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-04 12:10:58,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2022-11-04 12:10:58,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:58,971 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:58,971 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 12.0625) internal successors, (193), 17 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) [2022-11-04 12:10:58,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:58,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:58,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:58,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:58,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:10:58,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:58,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:58,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:58,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:58,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:58,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:58,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:10:58,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:10:58,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:58,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:58,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:10:58,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:58,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:58,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:58,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:58,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:10:58,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:04,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:04,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:04,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:11:04,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:04,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:11:04,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:04,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:04,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:04,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:04,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:04,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:04,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:04,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:04,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:04,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:04,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:04,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:11:04,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:04,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:11:04,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:11:04,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:11:04,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:04,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-11-04 12:11:04,237 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:11:04,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:11:04,237 INFO L85 PathProgramCache]: Analyzing trace with hash 1770277101, now seen corresponding path program 2 times [2022-11-04 12:11:04,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:11:04,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544958298] [2022-11-04 12:11:04,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:11:04,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:11:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:11:05,710 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:11:05,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:11:05,711 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544958298] [2022-11-04 12:11:05,711 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544958298] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:11:05,711 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:11:05,711 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-11-04 12:11:05,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777184192] [2022-11-04 12:11:05,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:11:05,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-11-04 12:11:05,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:11:05,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-11-04 12:11:05,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-11-04 12:11:05,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:05,713 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:11:05,713 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) [2022-11-04 12:11:05,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:05,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:05,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:11:05,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:05,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:11:05,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:05,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:05,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:05,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:05,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:05,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:05,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:05,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:05,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:05,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:05,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:05,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:11:05,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:05,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:11:05,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:11:05,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:11:05,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:05,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:11,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:11,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:11,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:11:11,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:11,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:11:11,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:11,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:11,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:11,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:11,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:11,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:11,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:11,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:11,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:11,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:11,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:11,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:11:11,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:11,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:11:11,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:11:11,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:11:11,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:11,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:11:11,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-11-04 12:11:11,816 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:11:11,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:11:11,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1722661101, now seen corresponding path program 3 times [2022-11-04 12:11:11,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:11:11,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408600048] [2022-11-04 12:11:11,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:11:11,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:11:11,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:11:12,991 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:11:12,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:11:12,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408600048] [2022-11-04 12:11:12,992 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408600048] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:11:12,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1108754963] [2022-11-04 12:11:12,992 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-04 12:11:12,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:11:12,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:11:12,993 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:11:12,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2022-11-04 12:11:20,498 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-04 12:11:20,498 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:11:20,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 99 conjunts are in the unsatisfiable core [2022-11-04 12:11:20,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:11:20,578 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:20,728 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:11:20,728 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:20,769 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-04 12:11:20,769 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:21,033 INFO L356 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2022-11-04 12:11:21,033 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 16 treesize of output 18 [2022-11-04 12:11:21,556 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:11:21,599 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:11:21,652 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:11:21,721 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:11:21,785 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:11:21,849 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:11:21,849 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:11:21,875 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8036 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8036) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)) 0)) (forall ((v_ArrVal_8036 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8036) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)) 0)) (forall ((v_ArrVal_8036 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8036) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)) 0)) (forall ((v_ArrVal_8036 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8036) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)) 0))) is different from false [2022-11-04 12:11:21,890 WARN L833 $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 0)))) (and (forall ((v_ArrVal_8036 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8036) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)) 0)) (forall ((v_ArrVal_8036 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8036) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) .cse1) 0)) (forall ((v_ArrVal_8036 (Array Int Int))) (= 0 (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8036) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)))) (forall ((v_ArrVal_8036 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8036) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)) 0))))) is different from false [2022-11-04 12:11:21,906 WARN L833 $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 0) .cse2 0)))) (and (forall ((v_ArrVal_8036 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8036) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) .cse1) 0)) (forall ((v_ArrVal_8036 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8036) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) .cse2) 0)) (forall ((v_ArrVal_8036 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8036) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)) 0)) (forall ((v_ArrVal_8036 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8036) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)) 0))))) is different from false [2022-11-04 12:11:21,924 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)) (.cse3 (+ 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 (store (select |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base|) .cse1 0) .cse3 0) .cse2 0)))) (and (forall ((v_ArrVal_8036 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8036) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) .cse1) 0)) (forall ((v_ArrVal_8036 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8036) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) .cse2) 0)) (forall ((v_ArrVal_8036 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8036) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)) 0)) (forall ((v_ArrVal_8036 (Array Int Int))) (= 0 (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8036) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) .cse3)))))) is different from false [2022-11-04 12:11:21,939 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:21,940 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 53 [2022-11-04 12:11:21,944 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:21,944 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 66 treesize of output 36 [2022-11-04 12:11:21,954 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-04 12:11:21,961 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-04 12:11:21,962 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 1 [2022-11-04 12:11:21,966 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-04 12:11:21,966 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 1 [2022-11-04 12:11:21,974 INFO L356 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2022-11-04 12:11:21,974 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 1 [2022-11-04 12:11:22,469 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:11:22,469 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1108754963] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:11:22,469 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:11:22,470 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 24, 16] total 50 [2022-11-04 12:11:22,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852967072] [2022-11-04 12:11:22,470 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:11:22,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2022-11-04 12:11:22,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:11:22,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2022-11-04 12:11:22,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=2003, Unknown=4, NotChecked=372, Total=2550 [2022-11-04 12:11:22,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:22,472 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:11:22,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 50 states have (on average 8.26) internal successors, (413), 51 states have internal predecessors, (413), 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) [2022-11-04 12:11:22,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:22,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:22,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:11:22,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:22,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:11:22,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:22,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:22,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:22,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:22,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:22,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:22,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:22,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:22,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:22,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:22,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:22,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:11:22,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:22,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:11:22,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:11:22,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:11:22,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:22,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:11:22,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:34,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:34,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:34,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:11:34,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:34,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:11:34,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:34,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:34,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:34,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:11:34,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:34,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:11:34,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:11:34,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:11:34,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:34,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:11:34,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:11:34,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2022-11-04 12:11:35,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable50 [2022-11-04 12:11:35,102 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)] === [2022-11-04 12:11:35,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:11:35,103 INFO L85 PathProgramCache]: Analyzing trace with hash 2065893779, now seen corresponding path program 1 times [2022-11-04 12:11:35,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:11:35,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189953246] [2022-11-04 12:11:35,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:11:35,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:11:35,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:11:36,606 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:11:36,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:11:36,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189953246] [2022-11-04 12:11:36,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189953246] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:11:36,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2053678438] [2022-11-04 12:11:36,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:11:36,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:11:36,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:11:36,608 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:11:36,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2022-11-04 12:11:37,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:11:37,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-04 12:11:37,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:11:37,314 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:37,478 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:11:37,478 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:37,595 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:11:37,596 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:37,644 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:11:37,644 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:38,017 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:11:38,018 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:38,367 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:38,468 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:38,571 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:38,661 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:38,698 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:38,791 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:38,827 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:38,852 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:38,982 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:39,012 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:39,047 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:39,081 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:39,750 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:11:39,824 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:11:39,824 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:12:10,895 WARN L234 SmtUtils]: Spent 9.06s on a formula simplification that was a NOOP. DAG size: 44 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-04 12:12:33,468 WARN L234 SmtUtils]: Spent 7.27s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-04 12:13:06,173 WARN L234 SmtUtils]: Spent 10.71s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-04 12:13:26,318 WARN L234 SmtUtils]: Spent 5.41s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-04 12:13:26,520 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8344 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| Int) (v_ArrVal_8346 Int)) (or (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43|) (= (select (select (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8344))) (store .cse0 c_~A~0.base (store (select .cse0 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| 4) v_ArrVal_8346))) |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_8344 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| Int) (v_ArrVal_8346 Int)) (or (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43|) (= (select (select (let ((.cse1 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8344))) (store .cse1 c_~A~0.base (store (select .cse1 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| 4) v_ArrVal_8346))) |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_8344 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| Int) (v_ArrVal_8346 Int)) (or (= (select (select (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8344))) (store .cse2 c_~A~0.base (store (select .cse2 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| 4) v_ArrVal_8346))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |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_43|))) (forall ((v_ArrVal_8344 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| Int) (v_ArrVal_8346 Int)) (or (= (select (select (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8344))) (store .cse3 c_~A~0.base (store (select .cse3 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| 4) v_ArrVal_8346))) |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_43|)))) is different from false [2022-11-04 12:13:32,168 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_8335 (Array Int Int)) (v_ArrVal_8344 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| Int) (v_ArrVal_8346 Int)) (or (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43|) (= |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_8335))) (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_8344))) (store .cse0 c_~A~0.base (store (select .cse0 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| 4) v_ArrVal_8346))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) (forall ((v_ArrVal_8335 (Array Int Int)) (v_ArrVal_8344 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| Int) (v_ArrVal_8346 Int)) (or (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43|) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse3 (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8335))) (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_8344))) (store .cse3 c_~A~0.base (store (select .cse3 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| 4) v_ArrVal_8346))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2)))) (forall ((v_ArrVal_8335 (Array Int Int)) (v_ArrVal_8344 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| Int) (v_ArrVal_8346 Int)) (or (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43|) (= (select (select (let ((.cse5 (store (let ((.cse6 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8335))) (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_8344))) (store .cse5 c_~A~0.base (store (select .cse5 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| 4) v_ArrVal_8346))) |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_8335 (Array Int Int)) (v_ArrVal_8344 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| Int) (v_ArrVal_8346 Int)) (or (= (select (select (let ((.cse7 (store (let ((.cse8 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8335))) (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_8344))) (store .cse7 c_~A~0.base (store (select .cse7 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| 4) v_ArrVal_8346))) |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_43|))))) is different from false [2022-11-04 12:13:32,232 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse10 (+ 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 (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse10 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_8335 (Array Int Int)) (v_ArrVal_8344 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| Int) (v_ArrVal_8346 Int)) (or (= (select (select (let ((.cse0 (store (let ((.cse1 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8335))) (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_8344))) (store .cse0 c_~A~0.base (store (select .cse0 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| 4) v_ArrVal_8346))) |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_43|))) (forall ((v_ArrVal_8335 (Array Int Int)) (v_ArrVal_8344 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| Int) (v_ArrVal_8346 Int)) (or (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43|) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse4 (store (let ((.cse5 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8335))) (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_8344))) (store .cse4 c_~A~0.base (store (select .cse4 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| 4) v_ArrVal_8346))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) (forall ((v_ArrVal_8335 (Array Int Int)) (v_ArrVal_8344 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| Int) (v_ArrVal_8346 Int)) (or (= (select (select (let ((.cse6 (store (let ((.cse7 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8335))) (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_8344))) (store .cse6 c_~A~0.base (store (select .cse6 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| 4) v_ArrVal_8346))) |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_43|))) (forall ((v_ArrVal_8335 (Array Int Int)) (v_ArrVal_8344 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| Int) (v_ArrVal_8346 Int)) (or (= (select (select (let ((.cse8 (store (let ((.cse9 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8335))) (store .cse9 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse9 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8344))) (store .cse8 c_~A~0.base (store (select .cse8 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| 4) v_ArrVal_8346))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse10) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43|)))))) is different from false [2022-11-04 12:13:32,408 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse9 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse6 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse3 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse9 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse6 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) (.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_8335 (Array Int Int)) (v_ArrVal_8344 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| Int) (v_ArrVal_8346 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_8335))) (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_8344))) (store .cse0 c_~A~0.base (store (select .cse0 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| 4) v_ArrVal_8346))) |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_43|))) (forall ((v_ArrVal_8335 (Array Int Int)) (v_ArrVal_8344 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| Int) (v_ArrVal_8346 Int)) (or (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43|) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse4 (store (let ((.cse5 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8335))) (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_8344))) (store .cse4 c_~A~0.base (store (select .cse4 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| 4) v_ArrVal_8346))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse6)))) (forall ((v_ArrVal_8335 (Array Int Int)) (v_ArrVal_8344 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| Int) (v_ArrVal_8346 Int)) (or (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43|) (= (select (select (let ((.cse7 (store (let ((.cse8 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8335))) (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_8344))) (store .cse7 c_~A~0.base (store (select .cse7 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| 4) v_ArrVal_8346))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse9) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) (forall ((v_ArrVal_8335 (Array Int Int)) (v_ArrVal_8344 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| Int) (v_ArrVal_8346 Int)) (or (= (select (select (let ((.cse10 (store (let ((.cse11 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8335))) (store .cse11 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse11 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8344))) (store .cse10 c_~A~0.base (store (select .cse10 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_43| 4) v_ArrVal_8346))) |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_43|)))))) is different from false [2022-11-04 12:13:32,570 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:13:32,570 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 137 treesize of output 88 [2022-11-04 12:13:32,600 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:13:32,601 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 4654 treesize of output 4208 [2022-11-04 12:13:32,639 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 4392 treesize of output 4208 [2022-11-04 12:13:32,684 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 4976 treesize of output 4612 [2022-11-04 12:13:35,942 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:13:35,943 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 65 treesize of output 37 [2022-11-04 12:13:35,975 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:13:35,975 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 137 treesize of output 88 [2022-11-04 12:13:35,979 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-04 12:13:35,991 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:13:35,991 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 474 treesize of output 412 [2022-11-04 12:13:36,005 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 207 treesize of output 203 [2022-11-04 12:13:36,015 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 450 treesize of output 310 [2022-11-04 12:13:36,031 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 248 treesize of output 232 [2022-11-04 12:13:36,178 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:13:36,179 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 137 treesize of output 1 [2022-11-04 12:13:36,199 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:13:36,200 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 137 treesize of output 88 [2022-11-04 12:13:36,204 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-04 12:13:36,223 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:13:36,223 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 3638 treesize of output 3170 [2022-11-04 12:13:36,263 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3238 treesize of output 3206 [2022-11-04 12:13:36,288 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 3374 treesize of output 2366 [2022-11-04 12:13:36,409 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1846 treesize of output 1718 [2022-11-04 12:13:38,881 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-04 12:13:38,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2053678438] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:13:38,881 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:13:38,882 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 21, 22] total 64 [2022-11-04 12:13:38,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884075931] [2022-11-04 12:13:38,882 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:13:38,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2022-11-04 12:13:38,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:13:38,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2022-11-04 12:13:38,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=262, Invalid=3355, Unknown=59, NotChecked=484, Total=4160 [2022-11-04 12:13:38,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:13:38,885 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:13:38,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 64 states have (on average 7.765625) internal successors, (497), 65 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) [2022-11-04 12:13:38,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:13:38,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:13:38,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:13:38,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:13:38,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:13:38,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:13:38,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:13:38,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:13:38,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:13:38,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:13:38,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:13:38,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:13:38,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:13:38,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:13:38,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:13:38,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:13:38,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:13:38,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:13:38,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:13:38,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:13:38,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:13:38,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:13:38,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:13:38,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:13:38,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:13:55,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:13:55,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:13:55,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:13:55,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:13:55,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:13:55,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:13:55,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:13:55,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:13:55,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:13:55,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:13:55,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:13:55,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:13:55,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:13:55,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:13:55,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:13:55,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:13:55,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:13:55,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:13:55,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:13:55,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:13:55,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:13:55,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:13:55,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:13:55,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:13:55,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-04 12:13:55,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2022-11-04 12:13:56,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable51 [2022-11-04 12:13:56,071 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)] === [2022-11-04 12:13:56,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:13:56,073 INFO L85 PathProgramCache]: Analyzing trace with hash -1077651409, now seen corresponding path program 1 times [2022-11-04 12:13:56,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:13:56,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301559978] [2022-11-04 12:13:56,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:13:56,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:13:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:13:58,123 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:13:58,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:13:58,123 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301559978] [2022-11-04 12:13:58,124 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301559978] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:13:58,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1558241896] [2022-11-04 12:13:58,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:13:58,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:13:58,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:13:58,125 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:13:58,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2022-11-04 12:13:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:13:58,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-04 12:13:58,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:13:58,777 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:13:58,965 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:13:58,965 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:13:59,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:13:59,058 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:13:59,084 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:13:59,084 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:13:59,447 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:13:59,447 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:13:59,682 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:13:59,755 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:13:59,850 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:13:59,850 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:13:59,925 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:13:59,944 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:13:59,945 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:00,025 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:00,046 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:00,077 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:00,166 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:00,187 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:00,213 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:00,231 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:00,875 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:00,896 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:00,916 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:00,934 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:01,039 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:01,066 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:01,091 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:01,111 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:01,171 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:01,182 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:14:01,182 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:14:01,202 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8719 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8719 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8719 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8719) |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_8719 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8719) |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 [2022-11-04 12:14:01,256 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (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_8718) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (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_8718) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_8718) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8719) |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_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_8718) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8719) |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 [2022-11-04 12:14:01,440 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (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_8718) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_8718) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8719) |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_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_8718) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8719) |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_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_8718) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8719) |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 [2022-11-04 12:14:01,456 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (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_8718) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_8718) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_8719) |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_8718 (Array Int Int)) (v_ArrVal_8719 (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_8718) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_8718) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_8719) |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 [2022-11-04 12:14:01,483 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |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_8718 (Array Int Int)) (v_ArrVal_8719 (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_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |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_8718 (Array Int Int)) (v_ArrVal_8719 (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_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:14:01,531 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |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_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |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_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |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 [2022-11-04 12:14:01,547 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |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_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |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_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:14:01,637 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |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_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |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_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:14:01,782 WARN L833 $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_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |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 [2022-11-04 12:14:01,803 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_8701 (Array Int Int)) (v_ArrVal_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8701))) (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_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8701 (Array Int Int)) (v_ArrVal_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store (store (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8701))) (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_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |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_8701 (Array Int Int)) (v_ArrVal_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8701))) (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_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8701 (Array Int Int)) (v_ArrVal_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8701))) (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_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |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 [2022-11-04 12:14:01,828 WARN L833 $PredicateComparison]: unable to prove that (let ((.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 (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse5 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_8701 (Array Int Int)) (v_ArrVal_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (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_8701))) (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_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_8701 (Array Int Int)) (v_ArrVal_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store (store (let ((.cse3 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8701))) (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_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |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_8701 (Array Int Int)) (v_ArrVal_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (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_8701))) (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_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse5))) (forall ((v_ArrVal_8701 (Array Int Int)) (v_ArrVal_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store (let ((.cse6 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8701))) (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_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))))) is different from false [2022-11-04 12:14:01,887 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse6 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse2 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse6 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) (.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_8701 (Array Int Int)) (v_ArrVal_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store (store (let ((.cse0 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8701))) (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_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8701 (Array Int Int)) (v_ArrVal_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (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_8701))) (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_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8701 (Array Int Int)) (v_ArrVal_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store (store (let ((.cse5 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8701))) (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_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse6) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8701 (Array Int Int)) (v_ArrVal_8710 (Array Int Int)) (v_ArrVal_8718 (Array Int Int)) (v_ArrVal_8719 (Array Int Int))) (= (select (select (store (store (store (let ((.cse7 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8701))) (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_8710) c_~A~0.base v_ArrVal_8718) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8719) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:14:01,942 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:01,942 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 65 [2022-11-04 12:14:01,953 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:01,954 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 2854 treesize of output 2110 [2022-11-04 12:14:02,037 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2070 treesize of output 1814 [2022-11-04 12:14:02,054 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1814 treesize of output 1686 [2022-11-04 12:14:02,076 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 890 treesize of output 858 [2022-11-04 12:14:02,093 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1654 treesize of output 1590 [2022-11-04 12:14:03,851 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:14:03,851 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:03,857 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:14:03,857 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:03,862 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:14:03,862 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:09,222 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-04 12:14:09,223 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1558241896] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:14:09,223 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:14:09,223 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 67 [2022-11-04 12:14:09,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104090259] [2022-11-04 12:14:09,224 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:14:09,224 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 68 states [2022-11-04 12:14:09,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:14:09,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2022-11-04 12:14:09,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=269, Invalid=2846, Unknown=13, NotChecked=1428, Total=4556 [2022-11-04 12:14:09,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:14:09,226 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:14:09,227 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) [2022-11-04 12:14:09,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:14:09,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:09,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:14:09,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:09,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:14:09,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:09,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:09,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:09,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:09,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:09,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:09,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:14:09,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:14:09,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:09,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:14:09,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:14:09,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:14:09,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:09,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:14:09,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:14:09,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:14:09,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:14:09,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:14:09,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:14:09,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-11-04 12:14:09,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:14:18,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:14:18,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:18,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:14:18,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:18,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:14:18,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:18,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:18,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:18,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:18,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:18,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:18,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:14:18,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:14:18,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:18,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:14:18,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:14:18,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:14:18,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:18,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:14:18,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:14:18,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:14:18,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:14:18,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:14:18,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:14:18,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-04 12:14:18,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:18,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2022-11-04 12:14:18,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:14:18,449 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)] === [2022-11-04 12:14:18,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:14:18,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1123246996, now seen corresponding path program 1 times [2022-11-04 12:14:18,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:14:18,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024682771] [2022-11-04 12:14:18,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:14:18,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:14:18,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:14:19,862 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:14:19,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:14:19,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024682771] [2022-11-04 12:14:19,863 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024682771] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:14:19,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1969355043] [2022-11-04 12:14:19,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:14:19,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:14:19,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:14:19,864 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:14:19,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2022-11-04 12:14:20,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:14:20,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 61 conjunts are in the unsatisfiable core [2022-11-04 12:14:20,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:14:20,510 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:20,559 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:14:20,559 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:20,585 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:14:20,585 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:20,808 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:14:20,809 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:21,036 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:21,110 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:14:21,196 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:21,196 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:21,269 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:21,288 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:21,288 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:21,365 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:21,391 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:21,412 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:21,507 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:21,533 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:21,550 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:21,574 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:21,796 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:21,806 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:14:21,806 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:14:21,826 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9027 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9027) |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_9027 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9027 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9027) |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_9027 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:14:21,883 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9027 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9027) |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_9027 (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_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9027 (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_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9027 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9027) |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 [2022-11-04 12:14:21,919 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9027 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9027 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9027) |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_9027 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9027) |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_9027 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:14:21,963 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9027 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9027 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9027 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9027) |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_9027 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:14:21,978 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9027 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9027 (Array Int Int))) (= (select (select (store |c_#race| c_~B~0.base v_ArrVal_9027) |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_9027 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9027 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:14:22,059 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9027 (Array Int Int)) (v_ArrVal_9026 (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_9026) c_~B~0.base v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9027 (Array Int Int)) (v_ArrVal_9026 (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_9026) c_~B~0.base v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9027 (Array Int Int)) (v_ArrVal_9026 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9026) c_~B~0.base v_ArrVal_9027) |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_9027 (Array Int Int)) (v_ArrVal_9026 (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_9026) c_~B~0.base v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:14:22,191 WARN L833 $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_9027 (Array Int Int)) (v_ArrVal_9026 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9026) c_~B~0.base v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9027 (Array Int Int)) (v_ArrVal_9026 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9026) c_~B~0.base v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_9027 (Array Int Int)) (v_ArrVal_9026 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9026) c_~B~0.base v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9027 (Array Int Int)) (v_ArrVal_9026 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9026) c_~B~0.base v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))))) is different from false [2022-11-04 12:14:22,210 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_9027 (Array Int Int)) (v_ArrVal_9017 (Array Int Int)) (v_ArrVal_9026 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9017))) (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_9026) c_~B~0.base v_ArrVal_9027) |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_9027 (Array Int Int)) (v_ArrVal_9017 (Array Int Int)) (v_ArrVal_9026 (Array Int Int))) (= (select (select (store (store (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9017))) (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_9026) c_~B~0.base v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9027 (Array Int Int)) (v_ArrVal_9017 (Array Int Int)) (v_ArrVal_9026 (Array Int Int))) (= (select (select (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9017))) (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_9026) c_~B~0.base v_ArrVal_9027) |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_9027 (Array Int Int)) (v_ArrVal_9017 (Array Int Int)) (v_ArrVal_9026 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9017))) (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_9026) c_~B~0.base v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))))) is different from false [2022-11-04 12:14:22,232 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse5 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse2 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse5 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) (.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_9027 (Array Int Int)) (v_ArrVal_9017 (Array Int Int)) (v_ArrVal_9026 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9017))) (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_9026) c_~B~0.base v_ArrVal_9027) |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_9027 (Array Int Int)) (v_ArrVal_9017 (Array Int Int)) (v_ArrVal_9026 (Array Int Int))) (= (select (select (store (store (let ((.cse3 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9017))) (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_9026) c_~B~0.base v_ArrVal_9027) |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_9027 (Array Int Int)) (v_ArrVal_9017 (Array Int Int)) (v_ArrVal_9026 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse4 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9017))) (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_9026) c_~B~0.base v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse5))) (forall ((v_ArrVal_9027 (Array Int Int)) (v_ArrVal_9017 (Array Int Int)) (v_ArrVal_9026 (Array Int Int))) (= (select (select (store (store (let ((.cse6 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9017))) (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_9026) c_~B~0.base v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:14:22,290 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse7 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse4 (+ 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|) .cse4 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_9027 (Array Int Int)) (v_ArrVal_9017 (Array Int Int)) (v_ArrVal_9026 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse0 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9017))) (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_9026) c_~B~0.base v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9027 (Array Int Int)) (v_ArrVal_9017 (Array Int Int)) (v_ArrVal_9026 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse3 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9017))) (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_9026) c_~B~0.base v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse4))) (forall ((v_ArrVal_9027 (Array Int Int)) (v_ArrVal_9017 (Array Int Int)) (v_ArrVal_9026 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse5 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9017))) (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_9026) c_~B~0.base v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_9027 (Array Int Int)) (v_ArrVal_9017 (Array Int Int)) (v_ArrVal_9026 (Array Int Int))) (= (select (select (store (store (let ((.cse6 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9017))) (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_9026) c_~B~0.base v_ArrVal_9027) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse7) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:14:22,340 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:22,340 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 62 [2022-11-04 12:14:22,347 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:22,347 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 362 treesize of output 254 [2022-11-04 12:14:22,358 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 122 [2022-11-04 12:14:22,361 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 198 [2022-11-04 12:14:22,364 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 182 [2022-11-04 12:14:22,418 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:14:22,418 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 71 treesize of output 1 [2022-11-04 12:14:22,423 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:14:22,423 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 71 treesize of output 1 [2022-11-04 12:14:22,429 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:14:22,429 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 71 treesize of output 1 [2022-11-04 12:14:23,288 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-04 12:14:23,288 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1969355043] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:14:23,288 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:14:23,289 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 21, 22] total 55 [2022-11-04 12:14:23,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111961668] [2022-11-04 12:14:23,289 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:14:23,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 56 states [2022-11-04 12:14:23,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:14:23,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2022-11-04 12:14:23,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=183, Invalid=1917, Unknown=10, NotChecked=970, Total=3080 [2022-11-04 12:14:23,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:14:23,291 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:14:23,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 56 states, 55 states have (on average 7.036363636363636) internal successors, (387), 56 states have internal predecessors, (387), 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) [2022-11-04 12:14:23,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:14:23,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:23,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:14:23,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:23,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:14:23,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:23,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:23,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:23,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:23,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:23,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:23,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:14:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:14:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:14:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:14:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:14:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:14:23,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:14:23,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:14:23,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:14:23,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:14:23,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:14:23,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-11-04 12:14:23,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:23,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:14:30,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:14:30,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:30,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:14:30,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:30,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:14:30,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:30,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:30,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:30,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:30,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:30,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:30,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:14:30,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:14:30,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:30,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:14:30,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:14:30,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:14:30,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:30,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:14:30,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:14:30,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:14:30,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:14:30,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:14:30,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:14:30,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-04 12:14:30,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:30,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:14:30,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2022-11-04 12:14:30,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53,27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:14:30,619 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)] === [2022-11-04 12:14:30,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:14:30,620 INFO L85 PathProgramCache]: Analyzing trace with hash -1610276786, now seen corresponding path program 1 times [2022-11-04 12:14:30,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:14:30,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417000804] [2022-11-04 12:14:30,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:14:30,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:14:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:14:32,338 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:14:32,338 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:14:32,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417000804] [2022-11-04 12:14:32,339 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417000804] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:14:32,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [965149606] [2022-11-04 12:14:32,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:14:32,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:14:32,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:14:32,343 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:14:32,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2022-11-04 12:14:33,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:14:33,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-04 12:14:33,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:14:33,028 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:33,117 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:14:33,118 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:33,147 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:14:33,148 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:33,374 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:14:33,374 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:33,601 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:33,675 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:14:33,783 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:33,784 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:33,860 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:14:33,884 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:33,884 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:33,968 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:33,995 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:34,020 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:34,123 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:34,153 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:34,177 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:34,195 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:34,859 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:34,880 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:34,900 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:34,922 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:35,035 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:35,053 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:35,077 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:35,103 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:35,173 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:35,185 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:14:35,185 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:14:35,207 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9399 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9399) |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_9399 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9399 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9399) |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_9399 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9399) |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 [2022-11-04 12:14:35,255 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9398) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9399) |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_9399 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9398) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9399) |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_9399 (Array Int Int)) (v_ArrVal_9398 (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_9398) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9398) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9399) |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 [2022-11-04 12:14:35,449 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9398 (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_9398) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9398 (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_9398) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9398) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9399) |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_9399 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9398) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9399) |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 [2022-11-04 12:14:35,465 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9398 (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_9398) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9398) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_9399) |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_9399 (Array Int Int)) (v_ArrVal_9398 (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_9398) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9398 (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_9398) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:14:35,491 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |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_9399 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |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_9399 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |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_9399 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |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 [2022-11-04 12:14:35,539 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |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_9399 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |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_9399 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |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_9399 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:14:35,555 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:14:35,646 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9390 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9390) c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |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_9399 (Array Int Int)) (v_ArrVal_9390 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9390) c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9390 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9390) c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9390 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9390) c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:14:36,171 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9390 (Array Int Int)) (v_ArrVal_9381 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9381))) (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_9390) c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9390 (Array Int Int)) (v_ArrVal_9381 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store (store (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9381))) (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_9390) c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |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_9399 (Array Int Int)) (v_ArrVal_9390 (Array Int Int)) (v_ArrVal_9381 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9381))) (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_9390) c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9390 (Array Int Int)) (v_ArrVal_9381 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9381))) (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_9390) c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |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 [2022-11-04 12:14:36,190 WARN L833 $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_9399 (Array Int Int)) (v_ArrVal_9390 (Array Int Int)) (v_ArrVal_9381 (Array Int Int)) (v_ArrVal_9398 (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_9381))) (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_9390) c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9390 (Array Int Int)) (v_ArrVal_9381 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store (let ((.cse3 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9381))) (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_9390) c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9390 (Array Int Int)) (v_ArrVal_9381 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store (store (let ((.cse4 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9381))) (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_9390) c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |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_9399 (Array Int Int)) (v_ArrVal_9390 (Array Int Int)) (v_ArrVal_9381 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store (store (let ((.cse5 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9381))) (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_9390) c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse6) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:14:36,242 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse6 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse2 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse6 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) (.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9390 (Array Int Int)) (v_ArrVal_9381 (Array Int Int)) (v_ArrVal_9398 (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_9381))) (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_9390) c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3))) (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9390 (Array Int Int)) (v_ArrVal_9381 (Array Int Int)) (v_ArrVal_9398 (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_9381))) (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_9390) c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9390 (Array Int Int)) (v_ArrVal_9381 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store (store (let ((.cse5 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9381))) (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_9390) c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse6) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9399 (Array Int Int)) (v_ArrVal_9390 (Array Int Int)) (v_ArrVal_9381 (Array Int Int)) (v_ArrVal_9398 (Array Int Int))) (= (select (select (store (store (store (let ((.cse7 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9381))) (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_9390) c_~B~0.base v_ArrVal_9398) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9399) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:14:36,289 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:36,290 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 65 [2022-11-04 12:14:36,297 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:36,297 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 762 treesize of output 534 [2022-11-04 12:14:36,314 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 510 treesize of output 446 [2022-11-04 12:14:36,322 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 234 treesize of output 226 [2022-11-04 12:14:36,327 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 438 treesize of output 406 [2022-11-04 12:14:36,333 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 406 treesize of output 390 [2022-11-04 12:14:36,544 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:14:36,544 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:36,553 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:14:36,554 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:36,560 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:14:36,560 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:37,302 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-04 12:14:37,302 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [965149606] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:14:37,302 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:14:37,302 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 24, 24] total 62 [2022-11-04 12:14:37,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729771529] [2022-11-04 12:14:37,302 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:14:37,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2022-11-04 12:14:37,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:14:37,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2022-11-04 12:14:37,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=252, Invalid=2392, Unknown=52, NotChecked=1210, Total=3906 [2022-11-04 12:14:37,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:14:37,305 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:14:37,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 62 states have (on average 7.032258064516129) internal successors, (436), 63 states have internal predecessors, (436), 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) [2022-11-04 12:14:37,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:14:37,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:37,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:14:37,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:37,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:14:37,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:37,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:37,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:37,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:37,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:37,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:37,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:14:37,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:14:37,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:37,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:14:37,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:14:37,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:14:37,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:37,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:14:37,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:14:37,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:14:37,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:14:37,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:14:37,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:14:37,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-11-04 12:14:37,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:37,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:14:37,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:14:47,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:14:47,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:47,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:14:47,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:47,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:14:47,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:47,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:47,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:47,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:47,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:47,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:47,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:14:47,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:14:47,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:47,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:14:47,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:14:47,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:14:47,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:47,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:14:47,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:14:47,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:14:47,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:14:47,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:14:47,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:14:47,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-04 12:14:47,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:47,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:14:47,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:14:48,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2022-11-04 12:14:48,206 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:14:48,208 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)] === [2022-11-04 12:14:48,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:14:48,210 INFO L85 PathProgramCache]: Analyzing trace with hash 60673279, now seen corresponding path program 2 times [2022-11-04 12:14:48,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:14:48,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643454115] [2022-11-04 12:14:48,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:14:48,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:14:48,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:14:49,451 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:14:49,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:14:49,451 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643454115] [2022-11-04 12:14:49,451 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643454115] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:14:49,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [779961003] [2022-11-04 12:14:49,452 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-04 12:14:49,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:14:49,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:14:49,453 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:14:49,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2022-11-04 12:14:50,859 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-04 12:14:50,859 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:14:50,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 96 conjunts are in the unsatisfiable core [2022-11-04 12:14:50,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:14:50,874 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:51,108 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:14:51,108 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:51,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:14:51,440 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:51,499 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:14:51,500 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:51,903 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:14:51,903 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:52,210 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:52,287 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:52,384 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:52,461 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:52,486 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:52,504 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:52,529 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:52,621 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:52,650 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:52,672 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:52,695 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:53,188 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:14:53,257 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:53,257 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:14:53,325 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:14:53,325 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:14:54,151 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ c_~A~0.offset 4))) (and (forall ((v_ArrVal_9707 Int) (v_ArrVal_9705 (Array Int Int))) (= (select (select (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9705))) (store .cse0 c_~A~0.base (store (select .cse0 c_~A~0.base) .cse1 v_ArrVal_9707))) |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_9707 Int) (v_ArrVal_9705 (Array Int Int))) (= (select (select (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9705))) (store .cse2 c_~A~0.base (store (select .cse2 c_~A~0.base) .cse1 v_ArrVal_9707))) |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_9707 Int) (v_ArrVal_9705 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9705))) (store .cse3 c_~A~0.base (store (select .cse3 c_~A~0.base) .cse1 v_ArrVal_9707))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))))) is different from false [2022-11-04 12:14:54,989 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:54,990 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 56 [2022-11-04 12:14:54,998 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:54,999 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 202 treesize of output 186 [2022-11-04 12:14:55,006 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 161 [2022-11-04 12:14:55,045 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 87 [2022-11-04 12:14:55,128 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:55,128 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 89 treesize of output 65 [2022-11-04 12:14:55,154 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:55,155 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 65 treesize of output 56 [2022-11-04 12:14:55,158 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-04 12:14:55,167 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:14:55,167 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 130 treesize of output 112 [2022-11-04 12:14:55,175 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 49 [2022-11-04 12:14:55,180 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 128 treesize of output 76 [2022-11-04 12:14:55,204 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:55,204 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 65 treesize of output 56 [2022-11-04 12:14:55,208 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-04 12:14:55,217 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:14:55,218 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 130 treesize of output 112 [2022-11-04 12:14:55,225 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 53 [2022-11-04 12:14:55,230 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 136 treesize of output 84 [2022-11-04 12:15:04,564 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:15:04,564 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [779961003] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:15:04,564 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:15:04,564 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 25, 22] total 64 [2022-11-04 12:15:04,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030209901] [2022-11-04 12:15:04,565 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:15:04,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2022-11-04 12:15:04,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:15:04,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2022-11-04 12:15:04,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=274, Invalid=3727, Unknown=35, NotChecked=124, Total=4160 [2022-11-04 12:15:04,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:04,567 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:15:04,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 64 states have (on average 7.75) internal successors, (496), 65 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) [2022-11-04 12:15:04,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:04,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:04,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:15:04,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:04,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:15:04,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:04,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:04,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:04,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:04,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:04,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:04,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:04,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:04,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:04,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:04,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:04,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:15:04,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:04,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:15:04,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:04,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:15:04,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:04,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:15:04,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:15:04,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-11-04 12:15:04,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:04,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:04,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:15:04,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:15:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:15:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:11,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:11,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:11,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:11,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:11,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:11,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:11,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:11,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:15:11,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:11,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:15:11,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:11,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:15:11,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:11,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:15:11,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:15:11,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-04 12:15:11,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:11,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:11,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:15:11,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:15:11,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2022-11-04 12:15:11,228 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55,29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:15:11,230 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)] === [2022-11-04 12:15:11,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:15:11,231 INFO L85 PathProgramCache]: Analyzing trace with hash -121954069, now seen corresponding path program 2 times [2022-11-04 12:15:11,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:15:11,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889396975] [2022-11-04 12:15:11,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:15:11,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:15:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:15:13,124 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:15:13,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:15:13,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889396975] [2022-11-04 12:15:13,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889396975] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:15:13,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1877270025] [2022-11-04 12:15:13,125 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-04 12:15:13,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:15:13,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:15:13,126 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:15:13,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2022-11-04 12:15:15,647 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-04 12:15:15,647 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:15:15,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 110 conjunts are in the unsatisfiable core [2022-11-04 12:15:15,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:15:15,673 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:15,845 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:15:15,845 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:16,078 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-04 12:15:16,078 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:16,158 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:15:16,158 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:16,533 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:15:16,533 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:16,969 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:17,075 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:17,191 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:17,278 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:17,303 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:17,333 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:17,357 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:17,542 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:17,563 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:17,586 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:17,608 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:18,278 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:18,294 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:18,315 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:18,336 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:18,431 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:18,447 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:18,468 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:18,490 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:18,597 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:18,661 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:18,661 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:15:18,725 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:15:18,725 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:15:18,749 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10080 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10080) |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_10080 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10080) |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_10080 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10080) |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 [2022-11-04 12:15:18,784 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10080 (Array Int Int)) (v_ArrVal_10079 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10079) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10080) |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_10080 (Array Int Int)) (v_ArrVal_10079 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10079) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10080) |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_10080 (Array Int Int)) (v_ArrVal_10079 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10079) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10080) |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 [2022-11-04 12:15:18,907 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10080 (Array Int Int)) (v_ArrVal_10079 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10079) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10080) |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_10080 (Array Int Int)) (v_ArrVal_10079 (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_10079) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10080) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10080 (Array Int Int)) (v_ArrVal_10079 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10079) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10080) |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 [2022-11-04 12:15:18,918 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10080 (Array Int Int)) (v_ArrVal_10079 (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_10079) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_10080) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10080 (Array Int Int)) (v_ArrVal_10079 (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_10079) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_10080) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10080 (Array Int Int)) (v_ArrVal_10079 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10079) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_10080) |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 [2022-11-04 12:15:18,938 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10080 (Array Int Int)) (v_ArrVal_10079 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10079) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10080) |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_10080 (Array Int Int)) (v_ArrVal_10079 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10079) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10080) |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_10080 (Array Int Int)) (v_ArrVal_10079 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10079) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10080) |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 [2022-11-04 12:15:18,971 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10080 (Array Int Int)) (v_ArrVal_10079 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10079) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10080) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10080 (Array Int Int)) (v_ArrVal_10079 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10079) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10080) |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_10080 (Array Int Int)) (v_ArrVal_10079 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10079) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10080) |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 [2022-11-04 12:15:18,982 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10080 (Array Int Int)) (v_ArrVal_10079 (Array Int Int))) (= (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_10079) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10080) |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_10080 (Array Int Int)) (v_ArrVal_10079 (Array Int Int))) (= (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_10079) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10080) |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_10080 (Array Int Int)) (v_ArrVal_10079 (Array Int Int))) (= (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_10079) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10080) |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 [2022-11-04 12:15:19,046 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10071 (Array Int Int)) (v_ArrVal_10080 (Array Int Int)) (v_ArrVal_10079 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10071) c_~A~0.base v_ArrVal_10079) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10080) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10071 (Array Int Int)) (v_ArrVal_10080 (Array Int Int)) (v_ArrVal_10079 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10071) c_~A~0.base v_ArrVal_10079) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10080) |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_10071 (Array Int Int)) (v_ArrVal_10080 (Array Int Int)) (v_ArrVal_10079 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10071) c_~A~0.base v_ArrVal_10079) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10080) |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 [2022-11-04 12:15:19,686 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:19,686 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 49 [2022-11-04 12:15:19,693 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:19,693 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 1510 treesize of output 1054 [2022-11-04 12:15:19,727 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 491 treesize of output 427 [2022-11-04 12:15:19,735 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 918 treesize of output 790 [2022-11-04 12:15:19,744 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 790 treesize of output 758 [2022-11-04 12:15:19,941 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:15:19,941 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 38 treesize of output 1 [2022-11-04 12:15:19,947 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:15:19,947 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 38 treesize of output 1 [2022-11-04 12:15:20,913 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:15:20,913 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1877270025] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:15:20,913 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:15:20,913 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26, 23] total 69 [2022-11-04 12:15:20,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101982985] [2022-11-04 12:15:20,914 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:15:20,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2022-11-04 12:15:20,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:15:20,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2022-11-04 12:15:20,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=283, Invalid=3456, Unknown=75, NotChecked=1016, Total=4830 [2022-11-04 12:15:20,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:20,917 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:15:20,917 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 69 states have (on average 7.768115942028985) internal successors, (536), 70 states have internal predecessors, (536), 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) [2022-11-04 12:15:20,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:20,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:20,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:15:20,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:20,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:15:20,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:20,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:20,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:20,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:20,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:20,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:20,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:20,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:20,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:20,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:20,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:20,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:15:20,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:20,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:15:20,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:20,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:15:20,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:20,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:15:20,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:15:20,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-11-04 12:15:20,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:20,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:20,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:15:20,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:15:20,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:15:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:15:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:28,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:28,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:28,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:28,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:15:28,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:28,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:15:28,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:28,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:15:28,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:28,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:15:28,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:15:28,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-04 12:15:28,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:28,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:28,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:15:28,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:15:28,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-04 12:15:28,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2022-11-04 12:15:29,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56,30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:15:29,010 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)] === [2022-11-04 12:15:29,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:15:29,012 INFO L85 PathProgramCache]: Analyzing trace with hash 903394078, now seen corresponding path program 2 times [2022-11-04 12:15:29,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:15:29,013 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439305925] [2022-11-04 12:15:29,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:15:29,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:15:29,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:15:30,538 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:15:30,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:15:30,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439305925] [2022-11-04 12:15:30,539 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439305925] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:15:30,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1243375800] [2022-11-04 12:15:30,539 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-04 12:15:30,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:15:30,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:15:30,541 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:15:30,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2022-11-04 12:15:32,101 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-04 12:15:32,102 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:15:32,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-04 12:15:32,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:15:32,124 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:32,288 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-04 12:15:32,288 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:32,370 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:15:32,370 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:32,719 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:15:32,719 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:33,027 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:33,108 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:33,207 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:33,282 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:33,302 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:33,324 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:33,348 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:33,443 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:33,464 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:33,488 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:33,504 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:15:33,998 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:34,057 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:34,057 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:15:34,117 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:15:34,118 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:15:34,141 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10388 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10388) |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_10388 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10388) |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_10388 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10388) |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 [2022-11-04 12:15:34,172 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10388 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10388) |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_10388 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10388) |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_10388 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10388) |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 [2022-11-04 12:15:34,194 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10388 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10388) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10388 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10388) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10388 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10388) |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 [2022-11-04 12:15:34,227 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10388 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10388) |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_10388 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10388) |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_10388 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10388) |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 [2022-11-04 12:15:34,238 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10388 (Array Int Int))) (= (select (select (store |c_#race| c_~B~0.base v_ArrVal_10388) |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_10388 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_10388) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10388 (Array Int Int))) (= (select (select (store |c_#race| c_~B~0.base v_ArrVal_10388) |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 [2022-11-04 12:15:34,293 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10388 (Array Int Int)) (v_ArrVal_10387 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10387) c_~B~0.base v_ArrVal_10388) |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_10388 (Array Int Int)) (v_ArrVal_10387 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10387) c_~B~0.base v_ArrVal_10388) |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_10388 (Array Int Int)) (v_ArrVal_10387 (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_10387) c_~B~0.base v_ArrVal_10388) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:15:34,392 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |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_10388 (Array Int Int)) (v_ArrVal_10387 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10387) c_~B~0.base v_ArrVal_10388) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_10388 (Array Int Int)) (v_ArrVal_10387 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10387) c_~B~0.base v_ArrVal_10388) |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_10388 (Array Int Int)) (v_ArrVal_10387 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10387) c_~B~0.base v_ArrVal_10388) |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 [2022-11-04 12:15:34,424 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse1 (+ 6 |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_10388 (Array Int Int)) (v_ArrVal_10387 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10387) c_~B~0.base v_ArrVal_10388) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10388 (Array Int Int)) (v_ArrVal_10387 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10387) c_~B~0.base v_ArrVal_10388) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10388 (Array Int Int)) (v_ArrVal_10387 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10387) c_~B~0.base v_ArrVal_10388) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2)))))) is different from false [2022-11-04 12:15:34,455 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:34,456 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 46 [2022-11-04 12:15:34,462 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:34,462 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 178 treesize of output 118 [2022-11-04 12:15:34,467 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 86 [2022-11-04 12:15:34,469 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 78 [2022-11-04 12:15:34,504 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:15:34,505 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 35 treesize of output 1 [2022-11-04 12:15:34,511 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:15:34,511 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 35 treesize of output 1 [2022-11-04 12:15:35,164 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-04 12:15:35,164 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1243375800] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:15:35,164 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:15:35,164 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 21, 21] total 58 [2022-11-04 12:15:35,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412773065] [2022-11-04 12:15:35,164 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:15:35,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2022-11-04 12:15:35,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:15:35,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2022-11-04 12:15:35,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=2370, Unknown=8, NotChecked=840, Total=3422 [2022-11-04 12:15:35,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:35,166 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:15:35,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 58 states have (on average 7.189655172413793) internal successors, (417), 59 states have internal predecessors, (417), 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) [2022-11-04 12:15:35,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:35,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:35,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:15:35,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:35,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:15:35,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:35,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:35,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:35,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:35,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:35,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:35,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:35,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:35,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:35,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:35,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:35,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:15:35,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:35,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:15:35,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:35,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:15:35,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:35,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:15:35,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:15:35,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-11-04 12:15:35,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:35,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:35,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:15:35,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:15:35,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-04 12:15:35,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:47,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:47,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:47,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:15:47,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:47,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-04 12:15:47,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:47,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:47,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:47,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:47,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:47,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:47,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:47,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:47,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:47,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:47,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:47,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:15:47,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:47,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:15:47,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:47,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:15:47,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:47,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:15:47,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:15:47,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-04 12:15:47,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:47,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:47,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:15:47,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:15:47,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-04 12:15:47,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:15:47,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2022-11-04 12:15:48,139 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57,31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:15:48,140 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)] === [2022-11-04 12:15:48,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:15:48,141 INFO L85 PathProgramCache]: Analyzing trace with hash 546528428, now seen corresponding path program 2 times [2022-11-04 12:15:48,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:15:48,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278452273] [2022-11-04 12:15:48,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:15:48,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:15:48,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:15:49,872 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:15:49,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:15:49,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278452273] [2022-11-04 12:15:49,873 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278452273] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:15:49,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1837184681] [2022-11-04 12:15:49,873 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-04 12:15:49,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:15:49,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:15:49,874 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:15:49,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39a53d0b-7f3f-4918-b216-bb99027ce736/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2022-11-04 12:16:24,305 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-04 12:16:24,305 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:16:24,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 122 conjunts are in the unsatisfiable core [2022-11-04 12:16:24,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:16:24,445 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:16:24,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:16:24,708 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:16:24,776 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:16:24,777 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:16:25,121 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:16:25,121 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:16:25,546 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:16:25,665 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:16:25,788 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:16:25,886 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:25,921 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:25,948 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:25,987 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:26,114 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:26,236 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:26,259 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:26,288 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:16:27,049 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:16:27,067 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:16:27,093 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:16:27,115 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:16:27,228 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:16:27,250 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:16:27,270 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:16:27,294 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:16:27,424 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-04 12:16:27,488 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:16:27,488 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:16:27,553 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:16:27,553 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:16:27,742 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_t1_funThread2of2ForFork2_insert_~node#1.offset| 4))) (and (forall ((v_ArrVal_10762 Int) (v_ArrVal_10760 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10760))) (store .cse0 |c_t1_funThread2of2ForFork2_insert_~node#1.base| (store (select .cse0 |c_t1_funThread2of2ForFork2_insert_~node#1.base|) .cse1 v_ArrVal_10762))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10762 Int) (v_ArrVal_10760 (Array Int Int))) (= (select (select (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10760))) (store .cse2 |c_t1_funThread2of2ForFork2_insert_~node#1.base| (store (select .cse2 |c_t1_funThread2of2ForFork2_insert_~node#1.base|) .cse1 v_ArrVal_10762))) |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_10762 Int) (v_ArrVal_10760 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10760))) (store .cse3 |c_t1_funThread2of2ForFork2_insert_~node#1.base| (store (select .cse3 |c_t1_funThread2of2ForFork2_insert_~node#1.base|) .cse1 v_ArrVal_10762))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))))) is different from false [2022-11-04 12:16:27,892 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_t1_funThread2of2ForFork2_insert_~node#1.offset| 4))) (and (forall ((v_ArrVal_10762 Int) (v_ArrVal_10760 (Array Int Int))) (= (select (select (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10760))) (store .cse0 |c_t1_funThread2of2ForFork2_insert_~node#1.base| (store (select .cse0 |c_t1_funThread2of2ForFork2_insert_~node#1.base|) .cse1 v_ArrVal_10762))) |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_10762 Int) (v_ArrVal_10760 (Array Int Int))) (= (select (select (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10760))) (store .cse2 |c_t1_funThread2of2ForFork2_insert_~node#1.base| (store (select .cse2 |c_t1_funThread2of2ForFork2_insert_~node#1.base|) .cse1 v_ArrVal_10762))) |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_10762 Int) (v_ArrVal_10760 (Array Int Int))) (= (select (select (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10760))) (store .cse3 |c_t1_funThread2of2ForFork2_insert_~node#1.base| (store (select .cse3 |c_t1_funThread2of2ForFork2_insert_~node#1.base|) .cse1 v_ArrVal_10762))) |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 [2022-11-04 12:16:27,905 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_t1_funThread2of2ForFork2_insert_#in~node#1.offset| 4))) (and (forall ((v_ArrVal_10762 Int) (v_ArrVal_10760 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10760))) (store .cse0 |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| (store (select .cse0 |c_t1_funThread2of2ForFork2_insert_#in~node#1.base|) .cse1 v_ArrVal_10762))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10762 Int) (v_ArrVal_10760 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10760))) (store .cse2 |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| (store (select .cse2 |c_t1_funThread2of2ForFork2_insert_#in~node#1.base|) .cse1 v_ArrVal_10762))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10762 Int) (v_ArrVal_10760 (Array Int Int))) (= (select (select (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10760))) (store .cse3 |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| (store (select .cse3 |c_t1_funThread2of2ForFork2_insert_#in~node#1.base|) .cse1 v_ArrVal_10762))) |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 [2022-11-04 12:16:27,929 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_t1_funThread2of2ForFork2_~p~1#1.offset| 4))) (and (forall ((v_ArrVal_10762 Int) (v_ArrVal_10760 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10760))) (store .cse0 |c_t1_funThread2of2ForFork2_~p~1#1.base| (store (select .cse0 |c_t1_funThread2of2ForFork2_~p~1#1.base|) .cse1 v_ArrVal_10762))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10762 Int) (v_ArrVal_10760 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10760))) (store .cse2 |c_t1_funThread2of2ForFork2_~p~1#1.base| (store (select .cse2 |c_t1_funThread2of2ForFork2_~p~1#1.base|) .cse1 v_ArrVal_10762))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10762 Int) (v_ArrVal_10760 (Array Int Int))) (= (select (select (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10760))) (store .cse3 |c_t1_funThread2of2ForFork2_~p~1#1.base| (store (select .cse3 |c_t1_funThread2of2ForFork2_~p~1#1.base|) .cse1 v_ArrVal_10762))) |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 [2022-11-04 12:16:27,969 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_t1_funThread2of2ForFork2_~p~1#1.offset| 4))) (and (forall ((v_ArrVal_10762 Int) (v_ArrVal_10760 (Array Int Int))) (= (select (select (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10760))) (store .cse0 |c_t1_funThread2of2ForFork2_~p~1#1.base| (store (select .cse0 |c_t1_funThread2of2ForFork2_~p~1#1.base|) .cse1 v_ArrVal_10762))) |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_10762 Int) (v_ArrVal_10760 (Array Int Int))) (= (select (select (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10760))) (store .cse2 |c_t1_funThread2of2ForFork2_~p~1#1.base| (store (select .cse2 |c_t1_funThread2of2ForFork2_~p~1#1.base|) .cse1 v_ArrVal_10762))) |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_10762 Int) (v_ArrVal_10760 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10760))) (store .cse3 |c_t1_funThread2of2ForFork2_~p~1#1.base| (store (select .cse3 |c_t1_funThread2of2ForFork2_~p~1#1.base|) .cse1 v_ArrVal_10762))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))))) is different from false [2022-11-04 12:16:27,984 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_t1_funThread2of2ForFork2_~p~1#1.offset| 4))) (and (forall ((v_ArrVal_10762 Int) (v_ArrVal_10760 (Array Int Int))) (= (select (select (let ((.cse0 (store |c_#race| c_~B~0.base v_ArrVal_10760))) (store .cse0 |c_t1_funThread2of2ForFork2_~p~1#1.base| (store (select .cse0 |c_t1_funThread2of2ForFork2_~p~1#1.base|) .cse1 v_ArrVal_10762))) |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_10762 Int) (v_ArrVal_10760 (Array Int Int))) (= (select (select (let ((.cse2 (store |c_#race| c_~B~0.base v_ArrVal_10760))) (store .cse2 |c_t1_funThread2of2ForFork2_~p~1#1.base| (store (select .cse2 |c_t1_funThread2of2ForFork2_~p~1#1.base|) .cse1 v_ArrVal_10762))) |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_10762 Int) (v_ArrVal_10760 (Array Int Int))) (= (select (select (let ((.cse3 (store |c_#race| c_~B~0.base v_ArrVal_10760))) (store .cse3 |c_t1_funThread2of2ForFork2_~p~1#1.base| (store (select .cse3 |c_t1_funThread2of2ForFork2_~p~1#1.base|) .cse1 v_ArrVal_10762))) |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 [2022-11-04 12:16:28,060 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_t1_funThread2of2ForFork2_~p~1#1.offset| 4))) (and (forall ((v_ArrVal_10762 Int) (v_ArrVal_10751 (Array Int Int)) (v_ArrVal_10760 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse0 (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10751) c_~B~0.base v_ArrVal_10760))) (store .cse0 |c_t1_funThread2of2ForFork2_~p~1#1.base| (store (select .cse0 |c_t1_funThread2of2ForFork2_~p~1#1.base|) .cse1 v_ArrVal_10762))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10762 Int) (v_ArrVal_10751 (Array Int Int)) (v_ArrVal_10760 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse2 (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10751) c_~B~0.base v_ArrVal_10760))) (store .cse2 |c_t1_funThread2of2ForFork2_~p~1#1.base| (store (select .cse2 |c_t1_funThread2of2ForFork2_~p~1#1.base|) .cse1 v_ArrVal_10762))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10762 Int) (v_ArrVal_10751 (Array Int Int)) (v_ArrVal_10760 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse3 (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10751) c_~B~0.base v_ArrVal_10760))) (store .cse3 |c_t1_funThread2of2ForFork2_~p~1#1.base| (store (select .cse3 |c_t1_funThread2of2ForFork2_~p~1#1.base|) .cse1 v_ArrVal_10762))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))))) is different from false [2022-11-04 12:16:28,194 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse4 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse1 (+ |c_t1_funThread2of2ForFork2_~p~1#1.offset| 4)) (.cse2 (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_10762 Int) (v_ArrVal_10751 (Array Int Int)) (v_ArrVal_10760 (Array Int Int))) (= (select (select (let ((.cse0 (store (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10751) c_~B~0.base v_ArrVal_10760))) (store .cse0 |c_t1_funThread2of2ForFork2_~p~1#1.base| (store (select .cse0 |c_t1_funThread2of2ForFork2_~p~1#1.base|) .cse1 v_ArrVal_10762))) |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_10762 Int) (v_ArrVal_10751 (Array Int Int)) (v_ArrVal_10760 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse3 (store (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10751) c_~B~0.base v_ArrVal_10760))) (store .cse3 |c_t1_funThread2of2ForFork2_~p~1#1.base| (store (select .cse3 |c_t1_funThread2of2ForFork2_~p~1#1.base|) .cse1 v_ArrVal_10762))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse4))) (forall ((v_ArrVal_10762 Int) (v_ArrVal_10751 (Array Int Int)) (v_ArrVal_10760 (Array Int Int))) (= (select (select (let ((.cse5 (store (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10751) c_~B~0.base v_ArrVal_10760))) (store .cse5 |c_t1_funThread2of2ForFork2_~p~1#1.base| (store (select .cse5 |c_t1_funThread2of2ForFork2_~p~1#1.base|) .cse1 v_ArrVal_10762))) |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 [2022-11-04 12:16:28,556 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:16:28,556 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 62 [2022-11-04 12:16:28,573 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:16:28,573 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 7470 treesize of output 6790 [2022-11-04 12:16:28,610 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7782 treesize of output 7382 [2022-11-04 12:16:28,650 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8406 treesize of output 7862 [2022-11-04 12:16:29,234 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 950 treesize of output 886