./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_94-alloc_region_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 2329fc70 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_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_94-alloc_region_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w --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 7faac9952fd378b53dcd8f21391daa9cc75834f7be2a5ad0c70d96fc8524bd08 --- 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-2329fc7 [2022-12-13 09:23:38,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 09:23:38,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 09:23:38,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 09:23:38,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 09:23:38,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 09:23:38,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 09:23:38,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 09:23:38,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 09:23:38,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 09:23:38,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 09:23:38,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 09:23:38,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 09:23:38,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 09:23:38,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 09:23:38,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 09:23:38,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 09:23:38,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 09:23:38,891 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 09:23:38,892 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 09:23:38,893 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 09:23:38,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 09:23:38,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 09:23:38,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 09:23:38,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 09:23:38,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 09:23:38,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 09:23:38,900 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 09:23:38,900 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 09:23:38,901 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 09:23:38,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 09:23:38,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 09:23:38,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 09:23:38,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 09:23:38,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 09:23:38,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 09:23:38,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 09:23:38,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 09:23:38,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 09:23:38,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 09:23:38,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 09:23:38,905 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2022-12-13 09:23:38,919 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 09:23:38,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 09:23:38,919 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 09:23:38,919 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 09:23:38,920 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 09:23:38,920 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 09:23:38,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 09:23:38,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 09:23:38,920 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 09:23:38,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 09:23:38,926 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 09:23:38,926 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 09:23:38,927 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 09:23:38,927 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 09:23:38,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 09:23:38,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 09:23:38,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 09:23:38,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 09:23:38,927 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-12-13 09:23:38,927 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 09:23:38,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 09:23:38,928 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 09:23:38,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 09:23:38,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 09:23:38,928 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 09:23:38,928 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-13 09:23:38,928 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 09:23:38,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 09:23:38,929 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 09:23:38,929 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 09:23:38,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 09:23:38,929 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 09:23:38,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 09:23:38,929 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-12-13 09:23:38,929 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-12-13 09:23:38,929 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-12-13 09:23:38,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 09:23:38,930 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-12-13 09:23:38,930 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-12-13 09:23:38,930 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_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7faac9952fd378b53dcd8f21391daa9cc75834f7be2a5ad0c70d96fc8524bd08 [2022-12-13 09:23:39,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 09:23:39,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 09:23:39,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 09:23:39,111 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 09:23:39,112 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 09:23:39,113 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/../../sv-benchmarks/c/goblint-regression/28-race_reach_94-alloc_region_racing.i [2022-12-13 09:23:41,678 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 09:23:41,924 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 09:23:41,924 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/sv-benchmarks/c/goblint-regression/28-race_reach_94-alloc_region_racing.i [2022-12-13 09:23:41,935 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/data/661de2187/4ca16965e1ce4369bdef37c4e1b80cc4/FLAG15282d395 [2022-12-13 09:23:42,236 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/data/661de2187/4ca16965e1ce4369bdef37c4e1b80cc4 [2022-12-13 09:23:42,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 09:23:42,239 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 09:23:42,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 09:23:42,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 09:23:42,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 09:23:42,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:23:42" (1/1) ... [2022-12-13 09:23:42,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fe7bd5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:23:42, skipping insertion in model container [2022-12-13 09:23:42,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:23:42" (1/1) ... [2022-12-13 09:23:42,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 09:23:42,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 09:23:42,683 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/sv-benchmarks/c/goblint-regression/28-race_reach_94-alloc_region_racing.i[58135,58148] [2022-12-13 09:23:42,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 09:23:42,721 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 09:23:42,748 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/sv-benchmarks/c/goblint-regression/28-race_reach_94-alloc_region_racing.i[58135,58148] [2022-12-13 09:23:42,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 09:23:42,807 INFO L208 MainTranslator]: Completed translation [2022-12-13 09:23:42,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:23:42 WrapperNode [2022-12-13 09:23:42,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 09:23:42,809 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 09:23:42,809 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 09:23:42,809 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 09:23:42,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:23:42" (1/1) ... [2022-12-13 09:23:42,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:23:42" (1/1) ... [2022-12-13 09:23:42,857 INFO L138 Inliner]: procedures = 377, calls = 72, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 406 [2022-12-13 09:23:42,858 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 09:23:42,858 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 09:23:42,858 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 09:23:42,858 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 09:23:42,866 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:23:42" (1/1) ... [2022-12-13 09:23:42,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:23:42" (1/1) ... [2022-12-13 09:23:42,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:23:42" (1/1) ... [2022-12-13 09:23:42,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:23:42" (1/1) ... [2022-12-13 09:23:42,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:23:42" (1/1) ... [2022-12-13 09:23:42,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:23:42" (1/1) ... [2022-12-13 09:23:42,896 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:23:42" (1/1) ... [2022-12-13 09:23:42,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:23:42" (1/1) ... [2022-12-13 09:23:42,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 09:23:42,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 09:23:42,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 09:23:42,903 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 09:23:42,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:23:42" (1/1) ... [2022-12-13 09:23:42,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 09:23:42,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:23:42,927 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 09:23:42,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 09:23:42,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 09:23:42,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 09:23:42,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 09:23:42,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 09:23:42,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 09:23:42,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 09:23:42,960 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-13 09:23:42,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 09:23:42,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 09:23:42,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 09:23:42,969 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-12-13 09:23:42,969 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-12-13 09:23:42,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 09:23:42,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 09:23:42,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 09:23:42,971 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 09:23:43,083 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 09:23:43,085 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 09:23:43,586 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 09:23:43,593 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 09:23:43,593 INFO L300 CfgBuilder]: Removed 23 assume(true) statements. [2022-12-13 09:23:43,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:23:43 BoogieIcfgContainer [2022-12-13 09:23:43,595 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 09:23:43,596 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 09:23:43,596 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 09:23:43,599 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 09:23:43,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 09:23:42" (1/3) ... [2022-12-13 09:23:43,599 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c129eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:23:43, skipping insertion in model container [2022-12-13 09:23:43,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:23:42" (2/3) ... [2022-12-13 09:23:43,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c129eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:23:43, skipping insertion in model container [2022-12-13 09:23:43,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:23:43" (3/3) ... [2022-12-13 09:23:43,601 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_94-alloc_region_racing.i [2022-12-13 09:23:43,607 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 09:23:43,614 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 09:23:43,615 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2022-12-13 09:23:43,615 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 09:23:43,680 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-12-13 09:23:43,716 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:23:43,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-12-13 09:23:43,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:23:43,718 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-12-13 09:23:43,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-12-13 09:23:43,759 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-12-13 09:23:43,768 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2022-12-13 09:23:43,773 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;@4d18b718, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:23:43,773 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2022-12-13 09:23:44,120 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:44,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:44,124 INFO L85 PathProgramCache]: Analyzing trace with hash 707597163, now seen corresponding path program 1 times [2022-12-13 09:23:44,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:44,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964599552] [2022-12-13 09:23:44,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:44,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:44,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:44,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:44,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:44,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964599552] [2022-12-13 09:23:44,872 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964599552] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:44,872 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:44,872 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:44,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326761702] [2022-12-13 09:23:44,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:44,877 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:44,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:44,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:44,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:44,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:44,900 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:44,901 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 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) [2022-12-13 09:23:44,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:45,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:45,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 09:23:45,080 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:45,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:45,081 INFO L85 PathProgramCache]: Analyzing trace with hash -1089235472, now seen corresponding path program 1 times [2022-12-13 09:23:45,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:45,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754972275] [2022-12-13 09:23:45,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:45,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:45,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:45,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:45,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:45,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754972275] [2022-12-13 09:23:45,550 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754972275] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:45,550 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:45,550 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:45,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314935389] [2022-12-13 09:23:45,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:45,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:45,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:45,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:45,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:45,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:45,554 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:45,554 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.4) internal successors, (107), 6 states have internal predecessors, (107), 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) [2022-12-13 09:23:45,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:45,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:45,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:45,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:45,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 09:23:45,728 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:45,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:45,729 INFO L85 PathProgramCache]: Analyzing trace with hash 790831020, now seen corresponding path program 1 times [2022-12-13 09:23:45,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:45,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586713474] [2022-12-13 09:23:45,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:45,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:45,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:46,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:46,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:46,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586713474] [2022-12-13 09:23:46,183 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586713474] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:46,184 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:46,184 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:46,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800491219] [2022-12-13 09:23:46,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:46,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:46,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:46,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:46,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:46,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:46,189 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:46,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 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) [2022-12-13 09:23:46,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:46,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:46,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:46,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:46,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:46,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:46,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 09:23:46,402 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:46,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:46,403 INFO L85 PathProgramCache]: Analyzing trace with hash 1353094652, now seen corresponding path program 1 times [2022-12-13 09:23:46,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:46,403 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272034207] [2022-12-13 09:23:46,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:46,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:46,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:46,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:46,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272034207] [2022-12-13 09:23:46,843 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272034207] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:46,843 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:46,843 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:46,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567229273] [2022-12-13 09:23:46,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:46,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:46,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:46,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:46,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:46,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:46,847 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:46,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 25.8) internal successors, (129), 6 states have internal predecessors, (129), 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) [2022-12-13 09:23:46,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:46,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:46,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:46,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:47,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:47,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:47,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:47,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:47,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 09:23:47,054 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr4ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:47,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:47,055 INFO L85 PathProgramCache]: Analyzing trace with hash 1791503445, now seen corresponding path program 1 times [2022-12-13 09:23:47,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:47,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574438176] [2022-12-13 09:23:47,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:47,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:47,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:47,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:47,484 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574438176] [2022-12-13 09:23:47,484 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574438176] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:47,485 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:47,485 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:47,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594254452] [2022-12-13 09:23:47,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:47,486 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:47,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:47,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:47,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:47,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:47,488 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:47,488 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) [2022-12-13 09:23:47,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:47,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:47,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:47,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:47,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:47,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:47,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:47,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:47,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:47,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:47,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 09:23:47,740 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr5ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:47,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:47,740 INFO L85 PathProgramCache]: Analyzing trace with hash 487254648, now seen corresponding path program 1 times [2022-12-13 09:23:47,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:47,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282923369] [2022-12-13 09:23:47,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:47,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:48,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:48,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:48,185 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282923369] [2022-12-13 09:23:48,185 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1282923369] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:48,185 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:48,185 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:48,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662411451] [2022-12-13 09:23:48,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:48,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:48,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:48,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:48,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:48,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:48,188 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:48,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.0) internal successors, (155), 6 states have internal predecessors, (155), 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) [2022-12-13 09:23:48,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:48,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:48,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:48,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:48,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:48,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:48,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:48,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:48,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:48,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:48,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:48,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:48,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 09:23:48,460 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr6ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:48,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:48,460 INFO L85 PathProgramCache]: Analyzing trace with hash 764758854, now seen corresponding path program 1 times [2022-12-13 09:23:48,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:48,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870347598] [2022-12-13 09:23:48,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:48,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:48,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:48,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:48,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:48,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870347598] [2022-12-13 09:23:48,871 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870347598] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:48,871 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:48,872 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:48,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473543507] [2022-12-13 09:23:48,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:48,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:48,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:48,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:48,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:48,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:48,874 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:48,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 32.6) internal successors, (163), 6 states have internal predecessors, (163), 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) [2022-12-13 09:23:48,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:48,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:48,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:48,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:48,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:48,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:48,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:49,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:49,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:49,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:49,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:49,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:49,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:49,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:49,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 09:23:49,254 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr8ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:49,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:49,255 INFO L85 PathProgramCache]: Analyzing trace with hash -1142920762, now seen corresponding path program 1 times [2022-12-13 09:23:49,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:49,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878722728] [2022-12-13 09:23:49,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:49,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:49,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:49,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:49,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878722728] [2022-12-13 09:23:49,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878722728] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:49,722 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:49,722 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:49,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837256357] [2022-12-13 09:23:49,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:49,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:49,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:49,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:49,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:49,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:49,725 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:49,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 36.8) internal successors, (184), 6 states have internal predecessors, (184), 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) [2022-12-13 09:23:49,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:49,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:49,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:49,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:49,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:49,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:49,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:49,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:50,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:50,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:50,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:50,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:50,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:50,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:50,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:50,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:50,008 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 09:23:50,008 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr8ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:50,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:50,008 INFO L85 PathProgramCache]: Analyzing trace with hash -597204000, now seen corresponding path program 1 times [2022-12-13 09:23:50,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:50,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96363084] [2022-12-13 09:23:50,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:50,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:50,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:50,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:50,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:50,226 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96363084] [2022-12-13 09:23:50,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96363084] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 09:23:50,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2093529300] [2022-12-13 09:23:50,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:50,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 09:23:50,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:23:50,249 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 09:23:50,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 09:23:50,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:50,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 09:23:50,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 09:23:50,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:50,593 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 09:23:50,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:50,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2093529300] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 09:23:50,725 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 09:23:50,725 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-12-13 09:23:50,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31591488] [2022-12-13 09:23:50,725 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 09:23:50,726 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 09:23:50,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:50,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 09:23:50,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-12-13 09:23:50,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:50,729 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:50,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 42.3) internal successors, (423), 10 states have internal predecessors, (423), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:23:50,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:50,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:50,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:50,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:50,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:50,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:50,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:50,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:50,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:51,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:51,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:51,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:51,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:51,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:51,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:51,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:51,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:51,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:51,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (9 of 10 remaining) [2022-12-13 09:23:51,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (8 of 10 remaining) [2022-12-13 09:23:51,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (7 of 10 remaining) [2022-12-13 09:23:51,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONDATA_RACE (6 of 10 remaining) [2022-12-13 09:23:51,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONDATA_RACE (5 of 10 remaining) [2022-12-13 09:23:51,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr9ASSERT_VIOLATIONDATA_RACE (4 of 10 remaining) [2022-12-13 09:23:51,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONDATA_RACE (3 of 10 remaining) [2022-12-13 09:23:51,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr7ASSERT_VIOLATIONDATA_RACE (2 of 10 remaining) [2022-12-13 09:23:51,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr6ASSERT_VIOLATIONDATA_RACE (1 of 10 remaining) [2022-12-13 09:23:51,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr8ASSERT_VIOLATIONDATA_RACE (0 of 10 remaining) [2022-12-13 09:23:51,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-12-13 09:23:51,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-12-13 09:23:51,408 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 09:23:51,412 INFO L307 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/2) [2022-12-13 09:23:51,428 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:23:51,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-12-13 09:23:51,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:23:51,431 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-12-13 09:23:51,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-12-13 09:23:51,445 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-12-13 09:23:51,446 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-12-13 09:23:51,448 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;@4d18b718, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:23:51,448 INFO L358 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2022-12-13 09:23:51,519 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2022-12-13 09:23:51,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:51,521 INFO L85 PathProgramCache]: Analyzing trace with hash -380425403, now seen corresponding path program 1 times [2022-12-13 09:23:51,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:51,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929546473] [2022-12-13 09:23:51,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:51,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:51,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:51,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:51,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929546473] [2022-12-13 09:23:51,768 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929546473] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:51,768 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:51,768 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:51,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553071599] [2022-12-13 09:23:51,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:51,769 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:51,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:51,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:51,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:51,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:51,770 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:51,770 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.0) internal successors, (45), 6 states have internal predecessors, (45), 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) [2022-12-13 09:23:51,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:51,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:51,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 09:23:51,803 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2022-12-13 09:23:51,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:51,803 INFO L85 PathProgramCache]: Analyzing trace with hash 2060025755, now seen corresponding path program 1 times [2022-12-13 09:23:51,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:51,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542964213] [2022-12-13 09:23:51,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:51,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:51,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:51,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:51,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542964213] [2022-12-13 09:23:51,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542964213] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:51,951 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:51,951 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:51,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206984078] [2022-12-13 09:23:51,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:51,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:51,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:51,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:51,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:51,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:51,952 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:51,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.6) internal successors, (53), 6 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:23:51,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:51,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:51,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:51,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:51,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 09:23:51,995 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2022-12-13 09:23:51,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:51,996 INFO L85 PathProgramCache]: Analyzing trace with hash -746798647, now seen corresponding path program 1 times [2022-12-13 09:23:51,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:51,996 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078368536] [2022-12-13 09:23:51,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:51,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:52,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:52,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:52,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078368536] [2022-12-13 09:23:52,160 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078368536] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:52,160 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:52,160 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:52,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935196903] [2022-12-13 09:23:52,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:52,161 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:52,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:52,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:52,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:52,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:52,162 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:52,162 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.0) internal successors, (65), 6 states have internal predecessors, (65), 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) [2022-12-13 09:23:52,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:52,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:52,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:52,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:52,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:52,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:52,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 09:23:52,217 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2022-12-13 09:23:52,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:52,218 INFO L85 PathProgramCache]: Analyzing trace with hash 510141303, now seen corresponding path program 1 times [2022-12-13 09:23:52,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:52,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340731503] [2022-12-13 09:23:52,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:52,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:52,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:52,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:52,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:52,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340731503] [2022-12-13 09:23:52,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340731503] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:52,396 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:52,396 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:52,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289479756] [2022-12-13 09:23:52,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:52,396 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:52,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:52,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:52,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:52,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:52,397 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:52,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.6) internal successors, (73), 6 states have internal predecessors, (73), 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) [2022-12-13 09:23:52,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:52,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:52,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:52,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:52,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:52,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:52,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:52,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:52,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-13 09:23:52,543 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2022-12-13 09:23:52,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:52,543 INFO L85 PathProgramCache]: Analyzing trace with hash -1059703096, now seen corresponding path program 1 times [2022-12-13 09:23:52,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:52,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061117035] [2022-12-13 09:23:52,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:52,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:52,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 09:23:52,561 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 09:23:52,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 09:23:52,593 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 09:23:52,594 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 09:23:52,594 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 19 remaining) [2022-12-13 09:23:52,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (17 of 19 remaining) [2022-12-13 09:23:52,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (16 of 19 remaining) [2022-12-13 09:23:52,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (15 of 19 remaining) [2022-12-13 09:23:52,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (14 of 19 remaining) [2022-12-13 09:23:52,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (13 of 19 remaining) [2022-12-13 09:23:52,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (12 of 19 remaining) [2022-12-13 09:23:52,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (11 of 19 remaining) [2022-12-13 09:23:52,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (10 of 19 remaining) [2022-12-13 09:23:52,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (9 of 19 remaining) [2022-12-13 09:23:52,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (8 of 19 remaining) [2022-12-13 09:23:52,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (7 of 19 remaining) [2022-12-13 09:23:52,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (6 of 19 remaining) [2022-12-13 09:23:52,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (5 of 19 remaining) [2022-12-13 09:23:52,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (4 of 19 remaining) [2022-12-13 09:23:52,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (3 of 19 remaining) [2022-12-13 09:23:52,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (2 of 19 remaining) [2022-12-13 09:23:52,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (1 of 19 remaining) [2022-12-13 09:23:52,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (0 of 19 remaining) [2022-12-13 09:23:52,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-13 09:23:52,633 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-12-13 09:23:52,633 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 (2/2) [2022-12-13 09:23:52,634 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-12-13 09:23:52,634 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-12-13 09:23:52,700 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-13 09:23:52,705 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:23:52,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-12-13 09:23:52,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:23:52,706 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-12-13 09:23:52,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2022-12-13 09:23:52,710 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-12-13 09:23:52,710 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of2ForFork0 ======== [2022-12-13 09:23:52,711 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;@4d18b718, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:23:52,711 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2022-12-13 09:23:52,925 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:52,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:52,925 INFO L85 PathProgramCache]: Analyzing trace with hash -649338765, now seen corresponding path program 1 times [2022-12-13 09:23:52,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:52,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154688591] [2022-12-13 09:23:52,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:52,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:52,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:53,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:53,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:53,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154688591] [2022-12-13 09:23:53,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154688591] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:53,157 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:53,157 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:53,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534986093] [2022-12-13 09:23:53,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:53,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:53,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:53,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:53,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:53,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:53,159 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:53,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 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) [2022-12-13 09:23:53,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:53,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:53,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-13 09:23:53,291 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:53,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:53,292 INFO L85 PathProgramCache]: Analyzing trace with hash 217199224, now seen corresponding path program 1 times [2022-12-13 09:23:53,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:53,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607479242] [2022-12-13 09:23:53,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:53,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:53,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:53,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:53,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:53,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607479242] [2022-12-13 09:23:53,565 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607479242] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:53,565 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:53,566 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:53,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161562295] [2022-12-13 09:23:53,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:53,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:53,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:53,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:53,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:53,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:53,568 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:53,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.4) internal successors, (107), 6 states have internal predecessors, (107), 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) [2022-12-13 09:23:53,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:53,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:53,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:53,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:53,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-12-13 09:23:53,716 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:53,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:53,716 INFO L85 PathProgramCache]: Analyzing trace with hash 1365466963, now seen corresponding path program 1 times [2022-12-13 09:23:53,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:53,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30767139] [2022-12-13 09:23:53,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:53,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:53,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:53,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:53,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:53,979 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30767139] [2022-12-13 09:23:53,979 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30767139] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:53,979 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:53,979 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:53,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218364601] [2022-12-13 09:23:53,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:53,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:53,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:53,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:53,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:53,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:53,981 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:53,982 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 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) [2022-12-13 09:23:53,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:53,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:53,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:54,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:54,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:54,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:54,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-12-13 09:23:54,156 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:54,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:54,156 INFO L85 PathProgramCache]: Analyzing trace with hash 746914084, now seen corresponding path program 1 times [2022-12-13 09:23:54,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:54,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757731426] [2022-12-13 09:23:54,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:54,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:54,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:54,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:54,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757731426] [2022-12-13 09:23:54,430 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757731426] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:54,430 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:54,430 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:54,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245993487] [2022-12-13 09:23:54,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:54,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:54,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:54,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:54,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:54,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:54,432 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:54,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 25.8) internal successors, (129), 6 states have internal predecessors, (129), 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) [2022-12-13 09:23:54,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:54,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:54,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:54,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:54,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:54,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:54,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:54,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:54,650 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-13 09:23:54,650 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr4ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:54,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:54,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1876782332, now seen corresponding path program 1 times [2022-12-13 09:23:54,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:54,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172200130] [2022-12-13 09:23:54,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:54,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:54,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:55,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:55,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:55,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172200130] [2022-12-13 09:23:55,013 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172200130] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:55,014 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:55,014 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:55,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025235288] [2022-12-13 09:23:55,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:55,014 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:55,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:55,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:55,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:55,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:55,015 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:55,015 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) [2022-12-13 09:23:55,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:55,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-12-13 09:23:55,186 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr5ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:55,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:55,186 INFO L85 PathProgramCache]: Analyzing trace with hash -833952768, now seen corresponding path program 1 times [2022-12-13 09:23:55,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:55,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893561901] [2022-12-13 09:23:55,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:55,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:55,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:55,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:55,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893561901] [2022-12-13 09:23:55,514 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893561901] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:55,514 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:55,514 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:55,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22279498] [2022-12-13 09:23:55,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:55,514 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:55,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:55,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:55,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:55,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:55,516 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:55,516 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.0) internal successors, (155), 6 states have internal predecessors, (155), 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) [2022-12-13 09:23:55,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:55,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:55,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-12-13 09:23:55,731 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr6ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:55,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:55,731 INFO L85 PathProgramCache]: Analyzing trace with hash -1310682034, now seen corresponding path program 1 times [2022-12-13 09:23:55,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:55,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182508412] [2022-12-13 09:23:55,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:55,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:55,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:56,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:56,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:56,097 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182508412] [2022-12-13 09:23:56,097 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182508412] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:56,097 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:56,097 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:56,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306328463] [2022-12-13 09:23:56,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:56,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:56,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:56,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:56,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:56,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:56,099 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:56,100 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 32.6) internal successors, (163), 6 states have internal predecessors, (163), 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) [2022-12-13 09:23:56,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:56,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-12-13 09:23:56,397 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr8ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:56,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:56,397 INFO L85 PathProgramCache]: Analyzing trace with hash -637949619, now seen corresponding path program 1 times [2022-12-13 09:23:56,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:56,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261584447] [2022-12-13 09:23:56,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:56,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:56,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:56,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:23:56,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:56,818 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261584447] [2022-12-13 09:23:56,818 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261584447] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:56,818 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:56,818 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 09:23:56,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441198289] [2022-12-13 09:23:56,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:56,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:23:56,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:56,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:23:56,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:23:56,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:56,820 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:56,821 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 36.8) internal successors, (184), 6 states have internal predecessors, (184), 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) [2022-12-13 09:23:56,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:56,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:57,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:57,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:57,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:57,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:57,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:57,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:57,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:57,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:57,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-12-13 09:23:57,802 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr8ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:57,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:57,802 INFO L85 PathProgramCache]: Analyzing trace with hash -811217527, now seen corresponding path program 1 times [2022-12-13 09:23:57,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:57,802 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908577196] [2022-12-13 09:23:57,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:57,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:57,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:23:58,549 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-13 09:23:58,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:23:58,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908577196] [2022-12-13 09:23:58,550 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908577196] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:23:58,550 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:23:58,550 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-12-13 09:23:58,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462514859] [2022-12-13 09:23:58,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:23:58,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-12-13 09:23:58,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:23:58,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-13 09:23:58,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2022-12-13 09:23:58,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:58,552 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:23:58,552 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 17.25) internal successors, (207), 13 states have internal predecessors, (207), 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) [2022-12-13 09:23:58,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:58,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:58,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:58,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:58,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:58,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:58,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:58,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:58,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:23:59,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:59,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:59,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:59,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:59,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:59,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:59,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:59,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:23:59,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-13 09:23:59,680 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-12-13 09:23:59,680 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr8ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:23:59,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:23:59,681 INFO L85 PathProgramCache]: Analyzing trace with hash -92442168, now seen corresponding path program 1 times [2022-12-13 09:23:59,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:23:59,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252277476] [2022-12-13 09:23:59,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:23:59,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:23:59,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:24:02,095 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-13 09:24:02,096 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:24:02,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252277476] [2022-12-13 09:24:02,096 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252277476] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 09:24:02,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [524011433] [2022-12-13 09:24:02,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:24:02,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 09:24:02,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:24:02,097 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 09:24:02,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-13 09:24:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:24:02,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 915 conjuncts, 73 conjunts are in the unsatisfiable core [2022-12-13 09:24:02,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 09:24:02,484 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-13 09:24:02,485 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-12-13 09:24:02,515 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-13 09:24:02,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2022-12-13 09:24:02,696 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-12-13 09:24:02,696 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 18 [2022-12-13 09:24:02,768 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-13 09:24:02,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 25 [2022-12-13 09:24:03,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-13 09:24:03,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:24:03,785 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-13 09:24:03,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:24:03,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:24:03,831 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-12-13 09:24:03,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:24:03,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:24:03,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:24:03,886 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2022-12-13 09:24:04,376 INFO L321 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2022-12-13 09:24:04,376 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 26 [2022-12-13 09:24:04,817 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:04,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:04,873 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:04,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:05,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:05,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:05,080 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:05,122 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:05,479 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:05,529 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-13 09:24:05,529 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 09:24:05,567 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_3238 (Array Int Int))) (= (select (select (store |c_#race| |c_t_funThread2of2ForFork0_insert_~list#1.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) |c_t_funThread1of2ForFork0_~p~0#1.offset|) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3238 (Array Int Int))) (= (select (select (store |c_#race| |c_t_funThread2of2ForFork0_insert_~list#1.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ |c_t_funThread1of2ForFork0_~p~0#1.offset| 1)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3238 (Array Int Int))) (= (select (select (store |c_#race| |c_t_funThread2of2ForFork0_insert_~list#1.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 2 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3238 (Array Int Int))) (= (select (select (store |c_#race| |c_t_funThread2of2ForFork0_insert_~list#1.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 3 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|))) is different from false [2022-12-13 09:24:05,589 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_3238 (Array Int Int))) (= (select (select (store |c_#race| |c_t_funThread2of2ForFork0_insert_#in~list#1.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) |c_t_funThread1of2ForFork0_~p~0#1.offset|) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3238 (Array Int Int))) (= (select (select (store |c_#race| |c_t_funThread2of2ForFork0_insert_#in~list#1.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 2 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3238 (Array Int Int))) (= (select (select (store |c_#race| |c_t_funThread2of2ForFork0_insert_#in~list#1.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ |c_t_funThread1of2ForFork0_~p~0#1.offset| 1)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3238 (Array Int Int))) (= |c_t_funThread1of2ForFork0_#t~nondet47#1| (select (select (store |c_#race| |c_t_funThread2of2ForFork0_insert_#in~list#1.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 3 |c_t_funThread1of2ForFork0_~p~0#1.offset|))))) is different from false [2022-12-13 09:24:05,618 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_3238 (Array Int Int))) (= (select (select (store |c_#race| |c_~#A~0.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ |c_t_funThread1of2ForFork0_~p~0#1.offset| 1)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3238 (Array Int Int))) (= (select (select (store |c_#race| |c_~#A~0.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 2 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3238 (Array Int Int))) (= (select (select (store |c_#race| |c_~#A~0.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 3 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3238 (Array Int Int))) (= (select (select (store |c_#race| |c_~#A~0.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) |c_t_funThread1of2ForFork0_~p~0#1.offset|) |c_t_funThread1of2ForFork0_#t~nondet47#1|))) is different from false [2022-12-13 09:24:05,675 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_3237 (Array Int Int)) (v_ArrVal_3238 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_init_~p#1.base| v_ArrVal_3237) |c_~#A~0.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 2 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3237 (Array Int Int)) (v_ArrVal_3238 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_init_~p#1.base| v_ArrVal_3237) |c_~#A~0.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ |c_t_funThread1of2ForFork0_~p~0#1.offset| 1)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3237 (Array Int Int)) (v_ArrVal_3238 (Array Int Int))) (= |c_t_funThread1of2ForFork0_#t~nondet47#1| (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_init_~p#1.base| v_ArrVal_3237) |c_~#A~0.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) |c_t_funThread1of2ForFork0_~p~0#1.offset|))) (forall ((v_ArrVal_3237 (Array Int Int)) (v_ArrVal_3238 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_init_~p#1.base| v_ArrVal_3237) |c_~#A~0.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 3 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|))) is different from false [2022-12-13 09:24:05,784 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_3237 (Array Int Int)) (v_ArrVal_3238 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_init_#in~p#1.base| v_ArrVal_3237) |c_~#A~0.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 3 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3237 (Array Int Int)) (v_ArrVal_3238 (Array Int Int))) (= |c_t_funThread1of2ForFork0_#t~nondet47#1| (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_init_#in~p#1.base| v_ArrVal_3237) |c_~#A~0.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) |c_t_funThread1of2ForFork0_~p~0#1.offset|))) (forall ((v_ArrVal_3237 (Array Int Int)) (v_ArrVal_3238 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_init_#in~p#1.base| v_ArrVal_3237) |c_~#A~0.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ |c_t_funThread1of2ForFork0_~p~0#1.offset| 1)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3237 (Array Int Int)) (v_ArrVal_3238 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_init_#in~p#1.base| v_ArrVal_3237) |c_~#A~0.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 2 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|))) is different from false [2022-12-13 09:24:05,807 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_3237 (Array Int Int)) (v_ArrVal_3238 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_~p~0#1.base| v_ArrVal_3237) |c_~#A~0.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 3 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3237 (Array Int Int)) (v_ArrVal_3238 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_~p~0#1.base| v_ArrVal_3237) |c_~#A~0.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) |c_t_funThread1of2ForFork0_~p~0#1.offset|) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3237 (Array Int Int)) (v_ArrVal_3238 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_~p~0#1.base| v_ArrVal_3237) |c_~#A~0.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 2 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3237 (Array Int Int)) (v_ArrVal_3238 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_~p~0#1.base| v_ArrVal_3237) |c_~#A~0.base| v_ArrVal_3238) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ |c_t_funThread1of2ForFork0_~p~0#1.offset| 1)) |c_t_funThread1of2ForFork0_#t~nondet47#1|))) is different from false [2022-12-13 09:24:11,839 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-13 09:24:11,852 INFO L321 Elim1Store]: treesize reduction 13, result has 48.0 percent of original size [2022-12-13 09:24:11,853 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 59 [2022-12-13 09:24:11,877 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-13 09:24:11,877 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [524011433] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 09:24:11,877 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 09:24:11,878 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 23, 18] total 62 [2022-12-13 09:24:11,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191374556] [2022-12-13 09:24:11,878 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 09:24:11,879 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2022-12-13 09:24:11,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:24:11,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2022-12-13 09:24:11,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=354, Invalid=2855, Unknown=7, NotChecked=690, Total=3906 [2022-12-13 09:24:11,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:24:11,883 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:24:11,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 62 states have (on average 10.725806451612904) internal successors, (665), 63 states have internal predecessors, (665), 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) [2022-12-13 09:24:11,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:24:11,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:24:11,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:24:11,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:24:11,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:24:11,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:24:11,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:24:11,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:24:11,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-12-13 09:24:11,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:24:37,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:24:37,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:24:37,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:24:37,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:24:37,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:24:37,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:24:37,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:24:37,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:24:37,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-13 09:24:37,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-12-13 09:24:37,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-13 09:24:37,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2022-12-13 09:24:37,306 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr8ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:24:37,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:24:37,307 INFO L85 PathProgramCache]: Analyzing trace with hash 1543618776, now seen corresponding path program 1 times [2022-12-13 09:24:37,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:24:37,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631004143] [2022-12-13 09:24:37,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:24:37,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:24:37,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:24:40,333 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-13 09:24:40,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:24:40,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631004143] [2022-12-13 09:24:40,334 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631004143] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 09:24:40,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [629447410] [2022-12-13 09:24:40,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:24:40,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 09:24:40,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:24:40,335 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 09:24:40,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-13 09:24:40,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:24:40,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 952 conjuncts, 67 conjunts are in the unsatisfiable core [2022-12-13 09:24:40,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 09:24:40,650 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-13 09:24:40,650 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-12-13 09:24:40,714 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-12-13 09:24:40,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 18 [2022-12-13 09:24:40,769 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-13 09:24:40,770 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 25 [2022-12-13 09:24:41,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-13 09:24:41,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:24:41,789 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-13 09:24:41,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:24:41,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:24:41,857 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-12-13 09:24:41,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:24:41,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:24:41,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:24:41,930 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2022-12-13 09:24:42,586 INFO L321 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2022-12-13 09:24:42,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 26 [2022-12-13 09:24:43,048 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:43,066 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:43,099 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:43,124 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:43,260 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:43,288 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:43,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:43,366 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:43,806 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:43,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:43,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:43,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:44,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:24:44,070 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-13 09:24:44,070 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 09:24:44,090 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_3746 (Array Int Int))) (= (select (select (store |c_#race| |c_t_funThread2of2ForFork0_insert_~p#1.base| v_ArrVal_3746) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 2 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3746 (Array Int Int))) (= (select (select (store |c_#race| |c_t_funThread2of2ForFork0_insert_~p#1.base| v_ArrVal_3746) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 3 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3746 (Array Int Int))) (= (select (select (store |c_#race| |c_t_funThread2of2ForFork0_insert_~p#1.base| v_ArrVal_3746) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ |c_t_funThread1of2ForFork0_~p~0#1.offset| 1)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3746 (Array Int Int))) (= |c_t_funThread1of2ForFork0_#t~nondet47#1| (select (select (store |c_#race| |c_t_funThread2of2ForFork0_insert_~p#1.base| v_ArrVal_3746) |c_t_funThread1of2ForFork0_~p~0#1.base|) |c_t_funThread1of2ForFork0_~p~0#1.offset|)))) is different from false [2022-12-13 09:24:44,354 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_3745 (Array Int Int)) (v_ArrVal_3746 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_insert_#in~list#1.base| v_ArrVal_3745) |c_t_funThread2of2ForFork0_insert_~p#1.base| v_ArrVal_3746) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 2 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3745 (Array Int Int)) (v_ArrVal_3746 (Array Int Int))) (= |c_t_funThread1of2ForFork0_#t~nondet47#1| (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_insert_#in~list#1.base| v_ArrVal_3745) |c_t_funThread2of2ForFork0_insert_~p#1.base| v_ArrVal_3746) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 3 |c_t_funThread1of2ForFork0_~p~0#1.offset|)))) (forall ((v_ArrVal_3745 (Array Int Int)) (v_ArrVal_3746 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_insert_#in~list#1.base| v_ArrVal_3745) |c_t_funThread2of2ForFork0_insert_~p#1.base| v_ArrVal_3746) |c_t_funThread1of2ForFork0_~p~0#1.base|) |c_t_funThread1of2ForFork0_~p~0#1.offset|) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3745 (Array Int Int)) (v_ArrVal_3746 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_insert_#in~list#1.base| v_ArrVal_3745) |c_t_funThread2of2ForFork0_insert_~p#1.base| v_ArrVal_3746) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ |c_t_funThread1of2ForFork0_~p~0#1.offset| 1)) |c_t_funThread1of2ForFork0_#t~nondet47#1|))) is different from false [2022-12-13 09:24:44,366 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_3745 (Array Int Int)) (v_ArrVal_3746 (Array Int Int))) (= |c_t_funThread1of2ForFork0_#t~nondet47#1| (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_insert_#in~list#1.base| v_ArrVal_3745) |c_t_funThread2of2ForFork0_insert_#in~p#1.base| v_ArrVal_3746) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 3 |c_t_funThread1of2ForFork0_~p~0#1.offset|)))) (forall ((v_ArrVal_3745 (Array Int Int)) (v_ArrVal_3746 (Array Int Int))) (= |c_t_funThread1of2ForFork0_#t~nondet47#1| (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_insert_#in~list#1.base| v_ArrVal_3745) |c_t_funThread2of2ForFork0_insert_#in~p#1.base| v_ArrVal_3746) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 2 |c_t_funThread1of2ForFork0_~p~0#1.offset|)))) (forall ((v_ArrVal_3745 (Array Int Int)) (v_ArrVal_3746 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_insert_#in~list#1.base| v_ArrVal_3745) |c_t_funThread2of2ForFork0_insert_#in~p#1.base| v_ArrVal_3746) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ |c_t_funThread1of2ForFork0_~p~0#1.offset| 1)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3745 (Array Int Int)) (v_ArrVal_3746 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t_funThread2of2ForFork0_insert_#in~list#1.base| v_ArrVal_3745) |c_t_funThread2of2ForFork0_insert_#in~p#1.base| v_ArrVal_3746) |c_t_funThread1of2ForFork0_~p~0#1.base|) |c_t_funThread1of2ForFork0_~p~0#1.offset|) |c_t_funThread1of2ForFork0_#t~nondet47#1|))) is different from false [2022-12-13 09:25:21,498 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_3741 (Array Int Int)) (v_ArrVal_3745 (Array Int Int)) (v_ArrVal_3746 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t_funThread2of2ForFork0_#t~malloc36#1.base| v_ArrVal_3741) |c_~#A~0.base| v_ArrVal_3745) |c_t_funThread2of2ForFork0_#t~malloc36#1.base| v_ArrVal_3746) |c_t_funThread1of2ForFork0_~p~0#1.base|) |c_t_funThread1of2ForFork0_~p~0#1.offset|) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3741 (Array Int Int)) (v_ArrVal_3745 (Array Int Int)) (v_ArrVal_3746 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t_funThread2of2ForFork0_#t~malloc36#1.base| v_ArrVal_3741) |c_~#A~0.base| v_ArrVal_3745) |c_t_funThread2of2ForFork0_#t~malloc36#1.base| v_ArrVal_3746) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 3 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)) (forall ((v_ArrVal_3741 (Array Int Int)) (v_ArrVal_3745 (Array Int Int)) (v_ArrVal_3746 (Array Int Int))) (= |c_t_funThread1of2ForFork0_#t~nondet47#1| (select (select (store (store (store |c_#race| |c_t_funThread2of2ForFork0_#t~malloc36#1.base| v_ArrVal_3741) |c_~#A~0.base| v_ArrVal_3745) |c_t_funThread2of2ForFork0_#t~malloc36#1.base| v_ArrVal_3746) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ |c_t_funThread1of2ForFork0_~p~0#1.offset| 1)))) (forall ((v_ArrVal_3741 (Array Int Int)) (v_ArrVal_3745 (Array Int Int)) (v_ArrVal_3746 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t_funThread2of2ForFork0_#t~malloc36#1.base| v_ArrVal_3741) |c_~#A~0.base| v_ArrVal_3745) |c_t_funThread2of2ForFork0_#t~malloc36#1.base| v_ArrVal_3746) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 2 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|))) is different from false [2022-12-13 09:25:22,827 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 09:25:22,827 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 39 treesize of output 55 [2022-12-13 09:25:22,836 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 09:25:22,837 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 316 treesize of output 230 [2022-12-13 09:25:22,846 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 202 [2022-12-13 09:25:22,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 106 [2022-12-13 09:25:22,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 182 [2022-12-13 09:25:28,226 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-13 09:25:28,241 INFO L321 Elim1Store]: treesize reduction 13, result has 48.0 percent of original size [2022-12-13 09:25:28,241 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2022-12-13 09:25:28,260 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-13 09:25:28,261 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [629447410] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 09:25:28,261 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 09:25:28,261 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 19, 20] total 69 [2022-12-13 09:25:28,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080368676] [2022-12-13 09:25:28,261 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 09:25:28,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2022-12-13 09:25:28,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:25:28,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2022-12-13 09:25:28,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=382, Invalid=3795, Unknown=129, NotChecked=524, Total=4830 [2022-12-13 09:25:28,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:25:28,265 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:25:28,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 69 states have (on average 9.942028985507246) internal successors, (686), 70 states have internal predecessors, (686), 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) [2022-12-13 09:25:28,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:25:28,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:25:28,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:25:28,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:25:28,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:25:28,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:25:28,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:25:28,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:25:28,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-12-13 09:25:28,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-12-13 09:25:28,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:26:03,919 WARN L233 SmtUtils]: Spent 26.91s on a formula simplification. DAG size of input: 100 DAG size of output: 75 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-13 09:26:07,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-13 09:26:09,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-13 09:26:11,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-13 09:26:13,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2022-12-13 09:26:22,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:22,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:22,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:22,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:22,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:22,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:22,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:22,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:22,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-13 09:26:22,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-12-13 09:26:22,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-12-13 09:26:22,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-12-13 09:26:22,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2022-12-13 09:26:22,981 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr8ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:26:22,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:26:22,982 INFO L85 PathProgramCache]: Analyzing trace with hash -1965978008, now seen corresponding path program 1 times [2022-12-13 09:26:22,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:26:22,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442247390] [2022-12-13 09:26:22,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:26:22,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:26:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:26:23,199 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:26:23,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:26:23,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442247390] [2022-12-13 09:26:23,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442247390] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 09:26:23,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1938166447] [2022-12-13 09:26:23,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:26:23,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 09:26:23,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:26:23,200 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 09:26:23,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-13 09:26:23,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:26:23,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 09:26:23,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 09:26:23,572 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:26:23,572 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 09:26:23,729 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:26:23,730 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1938166447] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 09:26:23,730 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 09:26:23,730 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 14 [2022-12-13 09:26:23,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073390807] [2022-12-13 09:26:23,730 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 09:26:23,731 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-12-13 09:26:23,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:26:23,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-12-13 09:26:23,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2022-12-13 09:26:23,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:26:23,733 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:26:23,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 31.642857142857142) internal successors, (443), 14 states have internal predecessors, (443), 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) [2022-12-13 09:26:23,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:23,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:23,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:23,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:23,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:23,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:23,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:23,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:23,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-12-13 09:26:23,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-12-13 09:26:23,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-12-13 09:26:23,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:26:39,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:39,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:39,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:39,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:39,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:39,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:39,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:39,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:39,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-13 09:26:39,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-12-13 09:26:39,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-12-13 09:26:39,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 09:26:39,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-12-13 09:26:39,710 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 09:26:39,711 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr8ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:26:39,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:26:39,713 INFO L85 PathProgramCache]: Analyzing trace with hash 1305432209, now seen corresponding path program 2 times [2022-12-13 09:26:39,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:26:39,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899684369] [2022-12-13 09:26:39,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:26:39,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:26:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:26:40,601 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-13 09:26:40,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:26:40,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899684369] [2022-12-13 09:26:40,601 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899684369] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:26:40,601 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:26:40,601 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-12-13 09:26:40,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065978797] [2022-12-13 09:26:40,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:26:40,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-12-13 09:26:40,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:26:40,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-13 09:26:40,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2022-12-13 09:26:40,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:26:40,603 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:26:40,604 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 17.25) internal successors, (207), 13 states have internal predecessors, (207), 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) [2022-12-13 09:26:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-12-13 09:26:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-12-13 09:26:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-12-13 09:26:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-12-13 09:26:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:26:42,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:42,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:42,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:42,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:42,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:42,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:42,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:42,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 09:26:42,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-13 09:26:42,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-12-13 09:26:42,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-12-13 09:26:42,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 09:26:42,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-12-13 09:26:42,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-12-13 09:26:42,298 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting t_funErr8ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-12-13 09:26:42,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:26:42,299 INFO L85 PathProgramCache]: Analyzing trace with hash 1247610304, now seen corresponding path program 2 times [2022-12-13 09:26:42,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:26:42,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780079579] [2022-12-13 09:26:42,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:26:42,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:26:42,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:26:45,210 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-13 09:26:45,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:26:45,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780079579] [2022-12-13 09:26:45,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780079579] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 09:26:45,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [348364468] [2022-12-13 09:26:45,210 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 09:26:45,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 09:26:45,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:26:45,211 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 09:26:45,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5f76391-a2cc-4847-b0de-b90fb7507416/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-12-13 09:26:46,296 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-13 09:26:46,296 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 09:26:46,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 915 conjuncts, 85 conjunts are in the unsatisfiable core [2022-12-13 09:26:46,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 09:26:46,427 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-13 09:26:46,428 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-12-13 09:26:46,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-13 09:26:46,552 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2022-12-13 09:26:46,770 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-12-13 09:26:46,770 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 18 [2022-12-13 09:26:46,862 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-12-13 09:26:46,862 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 25 [2022-12-13 09:26:48,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-13 09:26:48,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:26:48,764 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-13 09:26:48,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:26:48,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:26:48,856 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-12-13 09:26:49,951 INFO L321 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2022-12-13 09:26:49,951 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 26 [2022-12-13 09:26:50,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2022-12-13 09:26:50,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:26:50,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:26:50,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:26:50,466 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2022-12-13 09:26:50,559 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:26:50,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:26:50,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:26:50,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:26:50,799 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:26:50,825 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:26:50,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-13 09:26:51,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:26:51,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:26:51,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 09:26:51,239 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2022-12-13 09:26:51,299 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-13 09:26:51,300 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 09:26:54,528 WARN L837 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int))) (or (= (select (select (let ((.cse0 (store |c_#race| |c_t_funThread2of2ForFork0_init_~p#1.base| v_ArrVal_4823))) (store .cse0 |c_~#A~0.base| (store (select .cse0 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) |c_t_funThread1of2ForFork0_~p~0#1.offset|) |c_t_funThread1of2ForFork0_#t~nondet47#1|) (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|))) (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int))) (or (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|) (= (select (select (let ((.cse1 (store |c_#race| |c_t_funThread2of2ForFork0_init_~p#1.base| v_ArrVal_4823))) (store .cse1 |c_~#A~0.base| (store (select .cse1 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 3 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|))) (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int))) (or (= (select (select (let ((.cse2 (store |c_#race| |c_t_funThread2of2ForFork0_init_~p#1.base| v_ArrVal_4823))) (store .cse2 |c_~#A~0.base| (store (select .cse2 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ |c_t_funThread1of2ForFork0_~p~0#1.offset| 1)) |c_t_funThread1of2ForFork0_#t~nondet47#1|) (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|))) (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int))) (or (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|) (= (select (select (let ((.cse3 (store |c_#race| |c_t_funThread2of2ForFork0_init_~p#1.base| v_ArrVal_4823))) (store .cse3 |c_~#A~0.base| (store (select .cse3 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 2 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|)))) is different from false [2022-12-13 09:26:55,772 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 3 |c_t_funThread1of2ForFork0_~p~0#1.offset|))) (and (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int)) (v_ArrVal_4814 (Array Int Int))) (or (= (select (select (let ((.cse0 (store (let ((.cse1 (store |c_#race| |c_t_funThread2of2ForFork0_init_~p#1.base| v_ArrVal_4814))) (store .cse1 |c_t_funThread1of2ForFork0_~p~0#1.base| (store (select .cse1 |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2 |c_t_funThread1of2ForFork0_#t~nondet47#1|))) |c_t_funThread2of2ForFork0_init_~p#1.base| v_ArrVal_4823))) (store .cse0 |c_~#A~0.base| (store (select .cse0 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) |c_t_funThread1of2ForFork0_~p~0#1.offset|) |c_t_funThread1of2ForFork0_#t~nondet47#1|) (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|))) (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int)) (v_ArrVal_4814 (Array Int Int))) (or (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|) (= |c_t_funThread1of2ForFork0_#t~nondet47#1| (select (select (let ((.cse3 (store (let ((.cse4 (store |c_#race| |c_t_funThread2of2ForFork0_init_~p#1.base| v_ArrVal_4814))) (store .cse4 |c_t_funThread1of2ForFork0_~p~0#1.base| (store (select .cse4 |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2 |c_t_funThread1of2ForFork0_#t~nondet47#1|))) |c_t_funThread2of2ForFork0_init_~p#1.base| v_ArrVal_4823))) (store .cse3 |c_~#A~0.base| (store (select .cse3 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2)))) (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int)) (v_ArrVal_4814 (Array Int Int))) (or (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|) (= |c_t_funThread1of2ForFork0_#t~nondet47#1| (select (select (let ((.cse5 (store (let ((.cse6 (store |c_#race| |c_t_funThread2of2ForFork0_init_~p#1.base| v_ArrVal_4814))) (store .cse6 |c_t_funThread1of2ForFork0_~p~0#1.base| (store (select .cse6 |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2 |c_t_funThread1of2ForFork0_#t~nondet47#1|))) |c_t_funThread2of2ForFork0_init_~p#1.base| v_ArrVal_4823))) (store .cse5 |c_~#A~0.base| (store (select .cse5 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 2 |c_t_funThread1of2ForFork0_~p~0#1.offset|))))) (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int)) (v_ArrVal_4814 (Array Int Int))) (or (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|) (= (select (select (let ((.cse7 (store (let ((.cse8 (store |c_#race| |c_t_funThread2of2ForFork0_init_~p#1.base| v_ArrVal_4814))) (store .cse8 |c_t_funThread1of2ForFork0_~p~0#1.base| (store (select .cse8 |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2 |c_t_funThread1of2ForFork0_#t~nondet47#1|))) |c_t_funThread2of2ForFork0_init_~p#1.base| v_ArrVal_4823))) (store .cse7 |c_~#A~0.base| (store (select .cse7 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ |c_t_funThread1of2ForFork0_~p~0#1.offset| 1)) |c_t_funThread1of2ForFork0_#t~nondet47#1|))))) is different from false [2022-12-13 09:26:55,915 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 3 |c_t_funThread1of2ForFork0_~p~0#1.offset|))) (and (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int)) (v_ArrVal_4814 (Array Int Int))) (or (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|) (= (select (select (let ((.cse0 (store (let ((.cse1 (store |c_#race| |c_t_funThread2of2ForFork0_init_#in~p#1.base| v_ArrVal_4814))) (store .cse1 |c_t_funThread1of2ForFork0_~p~0#1.base| (store (select .cse1 |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2 |c_t_funThread1of2ForFork0_#t~nondet47#1|))) |c_t_funThread2of2ForFork0_init_#in~p#1.base| v_ArrVal_4823))) (store .cse0 |c_~#A~0.base| (store (select .cse0 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) |c_t_funThread1of2ForFork0_~p~0#1.offset|) |c_t_funThread1of2ForFork0_#t~nondet47#1|))) (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int)) (v_ArrVal_4814 (Array Int Int))) (or (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|) (= (select (select (let ((.cse3 (store (let ((.cse4 (store |c_#race| |c_t_funThread2of2ForFork0_init_#in~p#1.base| v_ArrVal_4814))) (store .cse4 |c_t_funThread1of2ForFork0_~p~0#1.base| (store (select .cse4 |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2 |c_t_funThread1of2ForFork0_#t~nondet47#1|))) |c_t_funThread2of2ForFork0_init_#in~p#1.base| v_ArrVal_4823))) (store .cse3 |c_~#A~0.base| (store (select .cse3 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 2 |c_t_funThread1of2ForFork0_~p~0#1.offset|)) |c_t_funThread1of2ForFork0_#t~nondet47#1|))) (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int)) (v_ArrVal_4814 (Array Int Int))) (or (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|) (= (select (select (let ((.cse5 (store (let ((.cse6 (store |c_#race| |c_t_funThread2of2ForFork0_init_#in~p#1.base| v_ArrVal_4814))) (store .cse6 |c_t_funThread1of2ForFork0_~p~0#1.base| (store (select .cse6 |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2 |c_t_funThread1of2ForFork0_#t~nondet47#1|))) |c_t_funThread2of2ForFork0_init_#in~p#1.base| v_ArrVal_4823))) (store .cse5 |c_~#A~0.base| (store (select .cse5 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2) |c_t_funThread1of2ForFork0_#t~nondet47#1|))) (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int)) (v_ArrVal_4814 (Array Int Int))) (or (= (select (select (let ((.cse7 (store (let ((.cse8 (store |c_#race| |c_t_funThread2of2ForFork0_init_#in~p#1.base| v_ArrVal_4814))) (store .cse8 |c_t_funThread1of2ForFork0_~p~0#1.base| (store (select .cse8 |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2 |c_t_funThread1of2ForFork0_#t~nondet47#1|))) |c_t_funThread2of2ForFork0_init_#in~p#1.base| v_ArrVal_4823))) (store .cse7 |c_~#A~0.base| (store (select .cse7 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ |c_t_funThread1of2ForFork0_~p~0#1.offset| 1)) |c_t_funThread1of2ForFork0_#t~nondet47#1|) (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|))))) is different from false [2022-12-13 09:26:55,999 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 3 |c_t_funThread1of2ForFork0_~p~0#1.offset|))) (and (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int)) (v_ArrVal_4814 (Array Int Int))) (or (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|) (= (select (select (let ((.cse0 (store (let ((.cse1 (store |c_#race| |c_t_funThread2of2ForFork0_~p~0#1.base| v_ArrVal_4814))) (store .cse1 |c_t_funThread1of2ForFork0_~p~0#1.base| (store (select .cse1 |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2 |c_t_funThread1of2ForFork0_#t~nondet47#1|))) |c_t_funThread2of2ForFork0_~p~0#1.base| v_ArrVal_4823))) (store .cse0 |c_~#A~0.base| (store (select .cse0 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2) |c_t_funThread1of2ForFork0_#t~nondet47#1|))) (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int)) (v_ArrVal_4814 (Array Int Int))) (or (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|) (= (select (select (let ((.cse3 (store (let ((.cse4 (store |c_#race| |c_t_funThread2of2ForFork0_~p~0#1.base| v_ArrVal_4814))) (store .cse4 |c_t_funThread1of2ForFork0_~p~0#1.base| (store (select .cse4 |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2 |c_t_funThread1of2ForFork0_#t~nondet47#1|))) |c_t_funThread2of2ForFork0_~p~0#1.base| v_ArrVal_4823))) (store .cse3 |c_~#A~0.base| (store (select .cse3 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ |c_t_funThread1of2ForFork0_~p~0#1.offset| 1)) |c_t_funThread1of2ForFork0_#t~nondet47#1|))) (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int)) (v_ArrVal_4814 (Array Int Int))) (or (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|) (= |c_t_funThread1of2ForFork0_#t~nondet47#1| (select (select (let ((.cse5 (store (let ((.cse6 (store |c_#race| |c_t_funThread2of2ForFork0_~p~0#1.base| v_ArrVal_4814))) (store .cse6 |c_t_funThread1of2ForFork0_~p~0#1.base| (store (select .cse6 |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2 |c_t_funThread1of2ForFork0_#t~nondet47#1|))) |c_t_funThread2of2ForFork0_~p~0#1.base| v_ArrVal_4823))) (store .cse5 |c_~#A~0.base| (store (select .cse5 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 2 |c_t_funThread1of2ForFork0_~p~0#1.offset|))))) (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int)) (v_ArrVal_4814 (Array Int Int))) (or (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|) (= (select (select (let ((.cse7 (store (let ((.cse8 (store |c_#race| |c_t_funThread2of2ForFork0_~p~0#1.base| v_ArrVal_4814))) (store .cse8 |c_t_funThread1of2ForFork0_~p~0#1.base| (store (select .cse8 |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2 |c_t_funThread1of2ForFork0_#t~nondet47#1|))) |c_t_funThread2of2ForFork0_~p~0#1.base| v_ArrVal_4823))) (store .cse7 |c_~#A~0.base| (store (select .cse7 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) |c_t_funThread1of2ForFork0_~p~0#1.offset|) |c_t_funThread1of2ForFork0_#t~nondet47#1|))))) is different from false [2022-12-13 09:26:56,114 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 3 |c_t_funThread1of2ForFork0_~p~0#1.offset|))) (and (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int)) (v_ArrVal_4814 (Array Int Int))) (or (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|) (= |c_t_funThread1of2ForFork0_#t~nondet47#1| (select (select (let ((.cse0 (store (let ((.cse1 (store |c_#race| |c_t_funThread2of2ForFork0_#t~malloc36#1.base| v_ArrVal_4814))) (store .cse1 |c_t_funThread1of2ForFork0_~p~0#1.base| (store (select .cse1 |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2 |c_t_funThread1of2ForFork0_#t~nondet47#1|))) |c_t_funThread2of2ForFork0_#t~malloc36#1.base| v_ArrVal_4823))) (store .cse0 |c_~#A~0.base| (store (select .cse0 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) |c_t_funThread1of2ForFork0_~p~0#1.offset|)))) (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int)) (v_ArrVal_4814 (Array Int Int))) (or (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|) (= |c_t_funThread1of2ForFork0_#t~nondet47#1| (select (select (let ((.cse3 (store (let ((.cse4 (store |c_#race| |c_t_funThread2of2ForFork0_#t~malloc36#1.base| v_ArrVal_4814))) (store .cse4 |c_t_funThread1of2ForFork0_~p~0#1.base| (store (select .cse4 |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2 |c_t_funThread1of2ForFork0_#t~nondet47#1|))) |c_t_funThread2of2ForFork0_#t~malloc36#1.base| v_ArrVal_4823))) (store .cse3 |c_~#A~0.base| (store (select .cse3 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ 2 |c_t_funThread1of2ForFork0_~p~0#1.offset|))))) (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int)) (v_ArrVal_4814 (Array Int Int))) (or (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|) (= (select (select (let ((.cse5 (store (let ((.cse6 (store |c_#race| |c_t_funThread2of2ForFork0_#t~malloc36#1.base| v_ArrVal_4814))) (store .cse6 |c_t_funThread1of2ForFork0_~p~0#1.base| (store (select .cse6 |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2 |c_t_funThread1of2ForFork0_#t~nondet47#1|))) |c_t_funThread2of2ForFork0_#t~malloc36#1.base| v_ArrVal_4823))) (store .cse5 |c_~#A~0.base| (store (select .cse5 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) (+ |c_t_funThread1of2ForFork0_~p~0#1.offset| 1)) |c_t_funThread1of2ForFork0_#t~nondet47#1|))) (forall ((v_ArrVal_4824 Int) (|v_t_funThread2of2ForFork0_insert_~list#1.offset_42| Int) (v_ArrVal_4823 (Array Int Int)) (v_ArrVal_4814 (Array Int Int))) (or (< |c_~#A~0.offset| |v_t_funThread2of2ForFork0_insert_~list#1.offset_42|) (= (select (select (let ((.cse7 (store (let ((.cse8 (store |c_#race| |c_t_funThread2of2ForFork0_#t~malloc36#1.base| v_ArrVal_4814))) (store .cse8 |c_t_funThread1of2ForFork0_~p~0#1.base| (store (select .cse8 |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2 |c_t_funThread1of2ForFork0_#t~nondet47#1|))) |c_t_funThread2of2ForFork0_#t~malloc36#1.base| v_ArrVal_4823))) (store .cse7 |c_~#A~0.base| (store (select .cse7 |c_~#A~0.base|) |v_t_funThread2of2ForFork0_insert_~list#1.offset_42| v_ArrVal_4824))) |c_t_funThread1of2ForFork0_~p~0#1.base|) .cse2) |c_t_funThread1of2ForFork0_#t~nondet47#1|))))) is different from false [2022-12-13 09:27:00,805 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 09:27:00,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 125 treesize of output 82 [2022-12-13 09:27:00,825 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-13 09:27:00,826 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 4964 treesize of output 4428 [2022-12-13 09:27:00,856 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5294 treesize of output 5062 [2022-12-13 09:27:00,885 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5270 treesize of output 5174