./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23c4aefdda14d4315577cd0030d174ab477745d4b270d2de822290a016a0ff8d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-04 12:07:47,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-04 12:07:47,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-04 12:07:47,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-04 12:07:47,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-04 12:07:47,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-04 12:07:47,852 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-04 12:07:47,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-04 12:07:47,861 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-04 12:07:47,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-04 12:07:47,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-04 12:07:47,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-04 12:07:47,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-04 12:07:47,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-04 12:07:47,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-04 12:07:47,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-04 12:07:47,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-04 12:07:47,873 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-04 12:07:47,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-04 12:07:47,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-04 12:07:47,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-04 12:07:47,888 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-04 12:07:47,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-04 12:07:47,893 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-04 12:07:47,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-04 12:07:47,901 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-04 12:07:47,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-04 12:07:47,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-04 12:07:47,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-04 12:07:47,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-04 12:07:47,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-04 12:07:47,906 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-04 12:07:47,908 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-04 12:07:47,910 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-04 12:07:47,911 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-04 12:07:47,911 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-04 12:07:47,912 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-04 12:07:47,912 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-04 12:07:47,912 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-04 12:07:47,913 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-04 12:07:47,914 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-04 12:07:47,916 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2022-11-04 12:07:47,940 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-04 12:07:47,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-04 12:07:47,943 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-04 12:07:47,944 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-04 12:07:47,944 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-04 12:07:47,945 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-04 12:07:47,945 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-04 12:07:47,946 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-04 12:07:47,946 INFO L138 SettingsManager]: * Use SBE=true [2022-11-04 12:07:47,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-04 12:07:47,947 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-04 12:07:47,947 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-04 12:07:47,948 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-04 12:07:47,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-04 12:07:47,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-04 12:07:47,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-04 12:07:47,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-04 12:07:47,949 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-04 12:07:47,949 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-04 12:07:47,949 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-04 12:07:47,949 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-04 12:07:47,949 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-04 12:07:47,950 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-04 12:07:47,950 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-04 12:07:47,950 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-04 12:07:47,950 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-04 12:07:47,950 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-04 12:07:47,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-04 12:07:47,951 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-04 12:07:47,951 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-04 12:07:47,952 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-04 12:07:47,952 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-04 12:07:47,952 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2022-11-04 12:07:47,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-04 12:07:47,953 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-04 12:07:47,953 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-04 12:07:47,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-04 12:07:47,953 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-04 12:07:47,953 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-04 12:07:47,954 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_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23c4aefdda14d4315577cd0030d174ab477745d4b270d2de822290a016a0ff8d [2022-11-04 12:07:48,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-04 12:07:48,268 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-04 12:07:48,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-04 12:07:48,272 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-04 12:07:48,273 INFO L275 PluginConnector]: CDTParser initialized [2022-11-04 12:07:48,274 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/../../sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i [2022-11-04 12:07:48,344 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/data/34b0a4fff/c84a4f0e17c74d1a891b5813162d3e9a/FLAGf458e5062 [2022-11-04 12:07:48,956 INFO L306 CDTParser]: Found 1 translation units. [2022-11-04 12:07:48,957 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i [2022-11-04 12:07:48,984 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/data/34b0a4fff/c84a4f0e17c74d1a891b5813162d3e9a/FLAGf458e5062 [2022-11-04 12:07:49,213 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/data/34b0a4fff/c84a4f0e17c74d1a891b5813162d3e9a [2022-11-04 12:07:49,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-04 12:07:49,217 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-04 12:07:49,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-04 12:07:49,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-04 12:07:49,223 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-04 12:07:49,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:07:49" (1/1) ... [2022-11-04 12:07:49,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fbec37c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:49, skipping insertion in model container [2022-11-04 12:07:49,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:07:49" (1/1) ... [2022-11-04 12:07:49,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-04 12:07:49,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-04 12:07:49,784 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i[47038,47051] [2022-11-04 12:07:49,839 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-04 12:07:49,851 INFO L203 MainTranslator]: Completed pre-run [2022-11-04 12:07:49,895 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i[47038,47051] [2022-11-04 12:07:49,934 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-04 12:07:49,998 INFO L208 MainTranslator]: Completed translation [2022-11-04 12:07:49,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:49 WrapperNode [2022-11-04 12:07:49,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-04 12:07:50,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-04 12:07:50,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-04 12:07:50,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-04 12:07:50,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:49" (1/1) ... [2022-11-04 12:07:50,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:49" (1/1) ... [2022-11-04 12:07:50,118 INFO L138 Inliner]: procedures = 279, calls = 86, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 517 [2022-11-04 12:07:50,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-04 12:07:50,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-04 12:07:50,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-04 12:07:50,120 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-04 12:07:50,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:49" (1/1) ... [2022-11-04 12:07:50,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:49" (1/1) ... [2022-11-04 12:07:50,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:49" (1/1) ... [2022-11-04 12:07:50,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:49" (1/1) ... [2022-11-04 12:07:50,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:49" (1/1) ... [2022-11-04 12:07:50,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:49" (1/1) ... [2022-11-04 12:07:50,210 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:49" (1/1) ... [2022-11-04 12:07:50,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:49" (1/1) ... [2022-11-04 12:07:50,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-04 12:07:50,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-04 12:07:50,219 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-04 12:07:50,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-04 12:07:50,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:49" (1/1) ... [2022-11-04 12:07:50,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-04 12:07:50,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:07:50,268 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-04 12:07:50,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-04 12:07:50,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-04 12:07:50,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-04 12:07:50,320 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2022-11-04 12:07:50,320 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2022-11-04 12:07:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-04 12:07:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-04 12:07:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2022-11-04 12:07:50,321 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2022-11-04 12:07:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-04 12:07:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-04 12:07:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-04 12:07:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-04 12:07:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-04 12:07:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun [2022-11-04 12:07:50,323 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun [2022-11-04 12:07:50,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-04 12:07:50,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-04 12:07:50,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-04 12:07:50,325 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-04 12:07:50,551 INFO L235 CfgBuilder]: Building ICFG [2022-11-04 12:07:50,553 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-04 12:07:51,552 INFO L276 CfgBuilder]: Performing block encoding [2022-11-04 12:07:51,563 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-04 12:07:51,563 INFO L300 CfgBuilder]: Removed 28 assume(true) statements. [2022-11-04 12:07:51,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:07:51 BoogieIcfgContainer [2022-11-04 12:07:51,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-04 12:07:51,568 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-04 12:07:51,569 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-04 12:07:51,572 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-04 12:07:51,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 12:07:49" (1/3) ... [2022-11-04 12:07:51,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54929078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 12:07:51, skipping insertion in model container [2022-11-04 12:07:51,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:07:49" (2/3) ... [2022-11-04 12:07:51,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54929078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 12:07:51, skipping insertion in model container [2022-11-04 12:07:51,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:07:51" (3/3) ... [2022-11-04 12:07:51,576 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_83-list2_racing1.i [2022-11-04 12:07:51,585 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-04 12:07:51,597 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-04 12:07:51,597 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 34 error locations. [2022-11-04 12:07:51,597 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-04 12:07:51,846 INFO L144 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2022-11-04 12:07:51,910 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:07:51,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-04 12:07:51,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:07:51,913 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-04 12:07:51,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-04 12:07:51,947 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-04 12:07:51,976 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2_funThread1of1ForFork0 ======== [2022-11-04 12:07:51,988 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;@78f45c43, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:07:51,990 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-04 12:07:52,255 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t2_funErr0ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-04 12:07:52,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:52,266 INFO L85 PathProgramCache]: Analyzing trace with hash -807436481, now seen corresponding path program 1 times [2022-11-04 12:07:52,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:52,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803428360] [2022-11-04 12:07:52,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:52,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:07:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:52,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:07:52,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:07:52,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803428360] [2022-11-04 12:07:52,818 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803428360] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:07:52,819 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:07:52,819 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:07:52,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498406478] [2022-11-04 12:07:52,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:07:52,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-04 12:07:52,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:07:52,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-04 12:07:52,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-04 12:07:52,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:52,861 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:07:52,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 58.5) internal successors, (117), 2 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:07:52,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:52,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:52,912 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-04 12:07:52,912 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t2_funErr0ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-04 12:07:52,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:52,913 INFO L85 PathProgramCache]: Analyzing trace with hash -1100839488, now seen corresponding path program 1 times [2022-11-04 12:07:52,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:52,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63412135] [2022-11-04 12:07:52,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:52,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:07:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:53,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:07:53,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:07:53,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63412135] [2022-11-04 12:07:53,137 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63412135] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:07:53,138 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:07:53,138 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-04 12:07:53,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355714523] [2022-11-04 12:07:53,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:07:53,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:07:53,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:07:53,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:07:53,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:07:53,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:53,144 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:07:53,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:07:53,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:53,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:58,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:58,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:58,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-04 12:07:58,411 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t2_funErr0ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-04 12:07:58,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:58,412 INFO L85 PathProgramCache]: Analyzing trace with hash -1139592154, now seen corresponding path program 1 times [2022-11-04 12:07:58,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:58,412 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644950053] [2022-11-04 12:07:58,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:58,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:07:58,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:58,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:07:58,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:07:58,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644950053] [2022-11-04 12:07:58,738 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644950053] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:07:58,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [634382012] [2022-11-04 12:07:58,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:58,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:07:58,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:07:58,751 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:07:58,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-04 12:07:59,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:59,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-04 12:07:59,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:07:59,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:07:59,150 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:07:59,150 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [634382012] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:07:59,150 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:07:59,150 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2022-11-04 12:07:59,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782007251] [2022-11-04 12:07:59,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:07:59,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:07:59,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:07:59,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:07:59,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:07:59,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:59,153 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:07:59,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 71.0) internal successors, (142), 3 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:07:59,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:59,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:59,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:59,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:59,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:59,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:59,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-04 12:07:59,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:07:59,659 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t2_funErr1ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-04 12:07:59,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:59,660 INFO L85 PathProgramCache]: Analyzing trace with hash 769874845, now seen corresponding path program 1 times [2022-11-04 12:07:59,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:59,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337775480] [2022-11-04 12:07:59,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:59,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:07:59,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:59,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:07:59,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:07:59,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337775480] [2022-11-04 12:07:59,908 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337775480] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:07:59,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1246151943] [2022-11-04 12:07:59,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:59,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:07:59,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:07:59,909 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:07:59,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-04 12:08:00,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:00,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-04 12:08:00,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:00,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-04 12:08:00,176 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:08:00,176 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1246151943] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:00,177 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:08:00,177 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:08:00,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389138643] [2022-11-04 12:08:00,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:00,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:00,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:00,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:00,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:00,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:00,179 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:00,179 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.666666666666664) internal successors, (170), 3 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:00,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:00,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:00,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:00,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:00,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:00,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:00,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-04 12:08:00,542 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:00,543 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t2_funErr1ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2022-11-04 12:08:00,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:00,543 INFO L85 PathProgramCache]: Analyzing trace with hash -96830490, now seen corresponding path program 1 times [2022-11-04 12:08:00,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:00,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898553309] [2022-11-04 12:08:00,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:00,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:00,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:00,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:00,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:00,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898553309] [2022-11-04 12:08:00,848 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898553309] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:00,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [661261078] [2022-11-04 12:08:00,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:00,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:00,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:00,850 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:00,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-04 12:08:01,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:01,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-04 12:08:01,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:01,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:01,190 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:08:01,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:01,243 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [661261078] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:08:01,243 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:08:01,243 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-04 12:08:01,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945700255] [2022-11-04 12:08:01,244 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:08:01,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-04 12:08:01,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:01,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-04 12:08:01,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-04 12:08:01,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:01,246 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:01,247 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 20.5) internal successors, (205), 10 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:01,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:01,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:01,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:01,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:01,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:18,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:18,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:18,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:18,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:18,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:18,476 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr0ASSERT_VIOLATIONDATA_RACE (7 of 8 remaining) [2022-11-04 12:08:18,477 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr1ASSERT_VIOLATIONDATA_RACE (6 of 8 remaining) [2022-11-04 12:08:18,477 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr2ASSERT_VIOLATIONDATA_RACE (5 of 8 remaining) [2022-11-04 12:08:18,477 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr7ASSERT_VIOLATIONDATA_RACE (4 of 8 remaining) [2022-11-04 12:08:18,477 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 8 remaining) [2022-11-04 12:08:18,478 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr5ASSERT_VIOLATIONDATA_RACE (2 of 8 remaining) [2022-11-04 12:08:18,478 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr4ASSERT_VIOLATIONDATA_RACE (1 of 8 remaining) [2022-11-04 12:08:18,478 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 8 remaining) [2022-11-04 12:08:18,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-04 12:08:18,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:18,685 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-04 12:08:18,692 INFO L307 ceAbstractionStarter]: Result for error location t2_funThread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/4) [2022-11-04 12:08:18,700 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:08:18,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-04 12:08:18,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:18,714 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-04 12:08:18,721 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-04 12:08:18,722 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t1_funThread1of1ForFork2 ======== [2022-11-04 12:08:18,722 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;@78f45c43, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:08:18,722 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-11-04 12:08:18,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2022-11-04 12:08:21,166 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:08:21,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:21,166 INFO L85 PathProgramCache]: Analyzing trace with hash -2007643782, now seen corresponding path program 1 times [2022-11-04 12:08:21,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:21,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029580744] [2022-11-04 12:08:21,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:21,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:21,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:21,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:21,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029580744] [2022-11-04 12:08:21,260 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029580744] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:21,261 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:21,261 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:21,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707135725] [2022-11-04 12:08:21,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:21,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-04 12:08:21,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:21,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-04 12:08:21,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-04 12:08:21,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:21,264 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:21,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 69.0) internal successors, (138), 2 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:21,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:21,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:21,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-04 12:08:21,272 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:08:21,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:21,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1447963062, now seen corresponding path program 1 times [2022-11-04 12:08:21,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:21,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039033131] [2022-11-04 12:08:21,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:21,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:21,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:21,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:21,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:21,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039033131] [2022-11-04 12:08:21,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039033131] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:21,442 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1829962797] [2022-11-04 12:08:21,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:21,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:21,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:21,448 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:21,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-04 12:08:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:21,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-04 12:08:21,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:21,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:21,692 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:08:21,693 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1829962797] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:21,693 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:08:21,693 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:08:21,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463022850] [2022-11-04 12:08:21,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:21,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:21,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:21,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:21,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:21,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:21,695 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:21,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:21,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:21,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:22,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:22,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:22,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-04 12:08:23,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:23,008 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:08:23,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:23,008 INFO L85 PathProgramCache]: Analyzing trace with hash -114509245, now seen corresponding path program 1 times [2022-11-04 12:08:23,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:23,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810491889] [2022-11-04 12:08:23,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:23,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:23,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:23,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:23,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:23,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810491889] [2022-11-04 12:08:23,212 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810491889] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:23,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [623371195] [2022-11-04 12:08:23,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:23,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:23,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:23,213 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:23,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-04 12:08:23,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:23,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-04 12:08:23,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:23,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:23,507 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:08:23,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:23,560 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [623371195] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:08:23,560 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:08:23,560 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-04 12:08:23,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297292985] [2022-11-04 12:08:23,561 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:08:23,561 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-04 12:08:23,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:23,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-04 12:08:23,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-04 12:08:23,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:23,565 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:23,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 17.1) internal successors, (171), 10 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:23,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:23,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:23,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:28,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:28,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:28,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:28,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-04 12:08:28,542 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-11-04 12:08:28,543 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:08:28,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:28,544 INFO L85 PathProgramCache]: Analyzing trace with hash -1282080024, now seen corresponding path program 1 times [2022-11-04 12:08:28,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:28,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007978885] [2022-11-04 12:08:28,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:28,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:28,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:29,382 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:29,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:29,382 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007978885] [2022-11-04 12:08:29,382 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007978885] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:29,383 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:29,383 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:29,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443841900] [2022-11-04 12:08:29,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:29,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:29,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:29,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:29,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:29,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:29,385 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:29,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 26.0) internal successors, (130), 6 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:29,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:29,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:29,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:29,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:29,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:29,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:29,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-04 12:08:29,439 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:08:29,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:29,440 INFO L85 PathProgramCache]: Analyzing trace with hash 585425645, now seen corresponding path program 1 times [2022-11-04 12:08:29,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:29,440 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102962823] [2022-11-04 12:08:29,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:29,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:29,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:30,219 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:30,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:30,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102962823] [2022-11-04 12:08:30,220 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102962823] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:30,220 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:30,220 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:30,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711884506] [2022-11-04 12:08:30,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:30,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:30,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:30,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:30,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:30,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:30,224 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:30,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 27.6) internal successors, (138), 6 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:30,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:30,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:30,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-04 12:08:30,319 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t1_funErr2ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:08:30,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:30,319 INFO L85 PathProgramCache]: Analyzing trace with hash -285255502, now seen corresponding path program 1 times [2022-11-04 12:08:30,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:30,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015169234] [2022-11-04 12:08:30,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:30,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:30,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:30,402 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:30,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:30,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015169234] [2022-11-04 12:08:30,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015169234] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:30,403 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:30,404 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:30,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331626217] [2022-11-04 12:08:30,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:30,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:30,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:30,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:30,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:30,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:30,405 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:30,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 72.0) internal successors, (144), 3 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:30,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:30,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:30,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:30,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:30,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:30,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:30,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:30,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-04 12:08:30,439 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:08:30,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:30,440 INFO L85 PathProgramCache]: Analyzing trace with hash -512547317, now seen corresponding path program 1 times [2022-11-04 12:08:30,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:30,440 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084643219] [2022-11-04 12:08:30,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:30,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:30,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:31,101 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:31,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:31,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084643219] [2022-11-04 12:08:31,102 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084643219] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:31,102 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:31,103 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:31,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831288934] [2022-11-04 12:08:31,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:31,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:31,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:31,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:31,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:31,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:31,105 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:31,105 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 32.2) internal successors, (161), 6 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:31,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:31,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:31,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:31,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:31,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:31,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:31,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:31,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-04 12:08:31,229 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting t1_funErr5ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:08:31,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:31,230 INFO L85 PathProgramCache]: Analyzing trace with hash -206708255, now seen corresponding path program 1 times [2022-11-04 12:08:31,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:31,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327543391] [2022-11-04 12:08:31,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:31,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:31,957 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:31,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:31,957 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327543391] [2022-11-04 12:08:31,957 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327543391] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:31,958 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:31,958 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:31,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567355252] [2022-11-04 12:08:31,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:31,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:31,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:31,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:31,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:31,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:31,960 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:31,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 34.0) internal successors, (170), 6 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:31,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:31,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:31,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:31,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:31,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:32,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:32,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:32,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:32,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:32,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:32,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:32,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:32,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:32,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-04 12:08:32,114 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting t1_funErr6ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:08:32,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:32,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1302224538, now seen corresponding path program 1 times [2022-11-04 12:08:32,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:32,115 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671274256] [2022-11-04 12:08:32,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:32,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:32,858 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:32,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:32,858 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671274256] [2022-11-04 12:08:32,858 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671274256] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:32,859 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:32,859 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:32,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881204316] [2022-11-04 12:08:32,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:32,860 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:32,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:32,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:32,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:32,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:32,861 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:32,861 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 35.6) internal successors, (178), 6 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:32,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:32,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:32,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:32,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:32,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:32,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:32,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:32,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:32,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:32,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:32,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:32,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:32,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:32,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:32,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:32,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:32,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:32,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:32,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-04 12:08:32,987 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting t1_funErr3ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:08:32,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:32,987 INFO L85 PathProgramCache]: Analyzing trace with hash -285254508, now seen corresponding path program 1 times [2022-11-04 12:08:32,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:32,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763248691] [2022-11-04 12:08:32,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:32,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:33,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:33,068 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:08:33,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:33,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763248691] [2022-11-04 12:08:33,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763248691] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:33,069 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:33,070 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:33,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377917847] [2022-11-04 12:08:33,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:33,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:33,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:33,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:33,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:33,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:33,071 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:33,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 72.0) internal successors, (144), 3 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:33,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:33,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:33,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:33,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:33,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:33,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:33,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:33,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:33,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:33,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:45,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:45,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr0ASSERT_VIOLATIONDATA_RACE (6 of 7 remaining) [2022-11-04 12:08:45,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr1ASSERT_VIOLATIONDATA_RACE (5 of 7 remaining) [2022-11-04 12:08:45,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr2ASSERT_VIOLATIONDATA_RACE (4 of 7 remaining) [2022-11-04 12:08:45,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 7 remaining) [2022-11-04 12:08:45,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr4ASSERT_VIOLATIONDATA_RACE (2 of 7 remaining) [2022-11-04 12:08:45,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr5ASSERT_VIOLATIONDATA_RACE (1 of 7 remaining) [2022-11-04 12:08:45,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 7 remaining) [2022-11-04 12:08:45,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-04 12:08:45,072 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-04 12:08:45,073 INFO L307 ceAbstractionStarter]: Result for error location t1_funThread1of1ForFork2 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/4) [2022-11-04 12:08:45,077 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:08:45,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-04 12:08:45,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:45,083 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-04 12:08:45,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (9)] Waiting until timeout for monitored process [2022-11-04 12:08:45,092 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-04 12:08:45,093 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-04 12:08:45,093 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;@78f45c43, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:08:45,093 INFO L358 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2022-11-04 12:08:45,095 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-04 12:08:45,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:45,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1483080218, now seen corresponding path program 1 times [2022-11-04 12:08:45,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:45,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919957575] [2022-11-04 12:08:45,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:45,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:45,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:45,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:45,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:45,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919957575] [2022-11-04 12:08:45,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919957575] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:45,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:45,126 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:45,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673499323] [2022-11-04 12:08:45,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:45,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:45,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:45,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:45,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:45,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:45,128 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:45,128 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:45,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:45,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-04 12:08:45,137 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-04 12:08:45,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:45,138 INFO L85 PathProgramCache]: Analyzing trace with hash -730148464, now seen corresponding path program 1 times [2022-11-04 12:08:45,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:45,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339610215] [2022-11-04 12:08:45,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:45,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:45,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:45,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:45,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:45,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339610215] [2022-11-04 12:08:45,164 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339610215] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:45,164 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:45,164 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:45,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125022074] [2022-11-04 12:08:45,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:45,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:45,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:45,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:45,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:45,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:45,166 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:45,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:45,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:45,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-04 12:08:45,173 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-04 12:08:45,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:45,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1943411359, now seen corresponding path program 1 times [2022-11-04 12:08:45,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:45,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779450468] [2022-11-04 12:08:45,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:45,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:45,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:45,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:45,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779450468] [2022-11-04 12:08:45,447 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779450468] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:45,447 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:45,447 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:45,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011040225] [2022-11-04 12:08:45,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:45,448 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:45,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:45,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:45,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:45,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:45,449 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:45,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.4) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:45,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:45,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-04 12:08:45,487 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-04 12:08:45,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:45,487 INFO L85 PathProgramCache]: Analyzing trace with hash 987159433, now seen corresponding path program 1 times [2022-11-04 12:08:45,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:45,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280627774] [2022-11-04 12:08:45,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:45,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:45,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:45,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:45,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:45,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280627774] [2022-11-04 12:08:45,824 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280627774] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:45,824 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:45,824 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:08:45,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234432878] [2022-11-04 12:08:45,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:45,825 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:08:45,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:45,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:08:45,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:45,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:45,826 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:45,826 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.0) internal successors, (70), 6 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:45,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:45,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-04 12:08:45,867 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-04 12:08:45,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:45,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1134653591, now seen corresponding path program 1 times [2022-11-04 12:08:45,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:45,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466179169] [2022-11-04 12:08:45,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:45,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:45,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:45,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:45,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:45,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466179169] [2022-11-04 12:08:45,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466179169] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:45,907 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:45,907 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:45,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39245917] [2022-11-04 12:08:45,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:45,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:45,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:45,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:45,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:45,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:45,911 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:45,911 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 38.5) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:45,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:45,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-04 12:08:45,923 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-04 12:08:45,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:45,923 INFO L85 PathProgramCache]: Analyzing trace with hash -1078463667, now seen corresponding path program 1 times [2022-11-04 12:08:45,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:45,923 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865728724] [2022-11-04 12:08:45,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:45,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:45,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:45,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:45,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865728724] [2022-11-04 12:08:45,962 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865728724] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:45,962 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:45,962 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:08:45,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878581940] [2022-11-04 12:08:45,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:45,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:45,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:45,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:45,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:45,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:45,964 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:45,964 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 40.5) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:45,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:45,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:45,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:46,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:46,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:46,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-04 12:08:46,079 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-04 12:08:46,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:46,080 INFO L85 PathProgramCache]: Analyzing trace with hash -2033418847, now seen corresponding path program 1 times [2022-11-04 12:08:46,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:46,080 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67654259] [2022-11-04 12:08:46,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:46,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:46,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:46,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:46,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:46,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67654259] [2022-11-04 12:08:46,165 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67654259] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:46,167 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:08:46,167 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-04 12:08:46,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371252184] [2022-11-04 12:08:46,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:46,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:46,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:46,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:46,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:08:46,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:46,170 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:46,170 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:46,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:46,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:46,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:46,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:48,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:48,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:48,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:48,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:48,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:48,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:48,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:48,676 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-04 12:08:48,676 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-04 12:08:48,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:48,677 INFO L85 PathProgramCache]: Analyzing trace with hash -965365973, now seen corresponding path program 1 times [2022-11-04 12:08:48,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:48,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44568734] [2022-11-04 12:08:48,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:48,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:48,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:48,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:08:48,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:48,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44568734] [2022-11-04 12:08:48,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44568734] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:48,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [667944704] [2022-11-04 12:08:48,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:48,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:48,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:48,841 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:48,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-04 12:08:49,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:49,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-04 12:08:49,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:49,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:49,174 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:08:49,175 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [667944704] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:49,175 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:08:49,175 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:08:49,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909054323] [2022-11-04 12:08:49,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:49,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:49,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:49,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:49,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:49,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:49,178 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:49,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:49,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:49,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:49,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:49,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:49,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:49,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:49,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:49,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:50,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:50,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:50,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:50,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:50,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:50,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:50,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:50,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:50,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-11-04 12:08:50,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2022-11-04 12:08:50,907 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-04 12:08:50,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:50,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1286790991, now seen corresponding path program 1 times [2022-11-04 12:08:50,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:50,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355506016] [2022-11-04 12:08:50,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:50,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:50,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:51,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:08:51,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:51,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355506016] [2022-11-04 12:08:51,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1355506016] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:51,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1824338868] [2022-11-04 12:08:51,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:51,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:51,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:51,063 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:51,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-04 12:08:51,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:51,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-04 12:08:51,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:51,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-04 12:08:51,410 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:08:51,410 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1824338868] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:51,410 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:08:51,410 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:08:51,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644812929] [2022-11-04 12:08:51,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:51,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:51,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:51,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:51,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:51,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:51,412 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:51,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 58.333333333333336) internal successors, (175), 3 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:51,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:51,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:51,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:51,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:51,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:51,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:51,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:51,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:51,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:51,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:51,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:51,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:51,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:51,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:51,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:51,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:51,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:51,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:51,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-04 12:08:52,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2022-11-04 12:08:52,015 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-04 12:08:52,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:52,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1789676583, now seen corresponding path program 1 times [2022-11-04 12:08:52,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:52,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633917532] [2022-11-04 12:08:52,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:52,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:52,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:52,196 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-04 12:08:52,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:52,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633917532] [2022-11-04 12:08:52,197 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633917532] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:52,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [143326015] [2022-11-04 12:08:52,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:52,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:52,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:52,198 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:52,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-04 12:08:52,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:52,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-04 12:08:52,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:52,572 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-04 12:08:52,572 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:08:52,573 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [143326015] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:08:52,573 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:08:52,573 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:08:52,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494001660] [2022-11-04 12:08:52,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:08:52,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:08:52,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:52,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:08:52,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:08:52,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:52,575 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:52,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:52,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:52,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:52,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:52,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:52,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:52,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:52,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-11-04 12:08:52,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2022-11-04 12:08:52,904 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-04 12:08:52,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:08:52,904 INFO L85 PathProgramCache]: Analyzing trace with hash 1854063977, now seen corresponding path program 1 times [2022-11-04 12:08:52,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:08:52,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972423123] [2022-11-04 12:08:52,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:52,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:08:52,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:53,147 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-04 12:08:53,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:08:53,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972423123] [2022-11-04 12:08:53,147 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972423123] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:08:53,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1011032029] [2022-11-04 12:08:53,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:08:53,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:08:53,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:08:53,151 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:08:53,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-11-04 12:08:53,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:08:53,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-04 12:08:53,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:08:53,565 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-04 12:08:53,566 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:08:53,614 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-04 12:08:53,614 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1011032029] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:08:53,614 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:08:53,615 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-04 12:08:53,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501576983] [2022-11-04 12:08:53,615 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:08:53,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-04 12:08:53,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:08:53,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-04 12:08:53,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-04 12:08:53,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:08:53,617 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:08:53,617 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 22.7) internal successors, (227), 10 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:08:53,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:53,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:53,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:53,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:08:53,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:53,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:53,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:53,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:53,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:53,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:08:53,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:02,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:02,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:02,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:02,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:02,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:02,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:02,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:02,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:02,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:02,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:02,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:02,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-11-04 12:09:02,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:02,902 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-11-04 12:09:02,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:02,902 INFO L85 PathProgramCache]: Analyzing trace with hash 258356822, now seen corresponding path program 1 times [2022-11-04 12:09:02,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:02,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151028552] [2022-11-04 12:09:02,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:02,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:02,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-04 12:09:02,954 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-04 12:09:02,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-04 12:09:03,041 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-04 12:09:03,042 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-04 12:09:03,042 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 14 remaining) [2022-11-04 12:09:03,042 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (12 of 14 remaining) [2022-11-04 12:09:03,043 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (11 of 14 remaining) [2022-11-04 12:09:03,043 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (10 of 14 remaining) [2022-11-04 12:09:03,043 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (9 of 14 remaining) [2022-11-04 12:09:03,043 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (8 of 14 remaining) [2022-11-04 12:09:03,043 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (7 of 14 remaining) [2022-11-04 12:09:03,044 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (6 of 14 remaining) [2022-11-04 12:09:03,044 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (5 of 14 remaining) [2022-11-04 12:09:03,044 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (4 of 14 remaining) [2022-11-04 12:09:03,045 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (3 of 14 remaining) [2022-11-04 12:09:03,045 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (2 of 14 remaining) [2022-11-04 12:09:03,045 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 14 remaining) [2022-11-04 12:09:03,045 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 14 remaining) [2022-11-04 12:09:03,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-11-04 12:09:03,048 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-04 12:09:03,048 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (3/4) [2022-11-04 12:09:03,048 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-11-04 12:09:03,048 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-11-04 12:09:03,201 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2022-11-04 12:09:03,208 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:09:03,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-04 12:09:03,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:09:03,211 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-04 12:09:03,221 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-04 12:09:03,222 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t1_funThread1of2ForFork2 ======== [2022-11-04 12:09:03,222 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;@78f45c43, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:09:03,222 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-11-04 12:09:03,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (14)] Waiting until timeout for monitored process [2022-11-04 12:09:06,313 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:09:06,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:06,314 INFO L85 PathProgramCache]: Analyzing trace with hash 417710529, now seen corresponding path program 1 times [2022-11-04 12:09:06,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:06,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822860304] [2022-11-04 12:09:06,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:06,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:06,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:09:06,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:06,369 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822860304] [2022-11-04 12:09:06,370 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822860304] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:06,370 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:06,370 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:09:06,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047710186] [2022-11-04 12:09:06,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:06,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-04 12:09:06,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:06,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-04 12:09:06,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-04 12:09:06,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:06,372 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:06,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 69.0) internal successors, (138), 2 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:06,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:06,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:06,377 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-11-04 12:09:06,377 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:09:06,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:06,377 INFO L85 PathProgramCache]: Analyzing trace with hash -421649923, now seen corresponding path program 1 times [2022-11-04 12:09:06,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:06,378 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581009146] [2022-11-04 12:09:06,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:06,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:06,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:06,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:09:06,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:06,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581009146] [2022-11-04 12:09:06,521 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581009146] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:09:06,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [338003625] [2022-11-04 12:09:06,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:06,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:06,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:09:06,524 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:09:06,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-11-04 12:09:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:06,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-04 12:09:06,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:09:06,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-04 12:09:06,993 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:09:06,993 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [338003625] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:06,993 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:09:06,993 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-11-04 12:09:06,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313040997] [2022-11-04 12:09:06,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:06,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:09:06,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:06,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:09:06,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:09:06,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:06,995 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:06,995 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:06,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:06,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:10,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:10,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:10,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-11-04 12:09:10,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2022-11-04 12:09:10,492 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:09:10,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:10,492 INFO L85 PathProgramCache]: Analyzing trace with hash -1909961704, now seen corresponding path program 1 times [2022-11-04 12:09:10,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:10,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747510135] [2022-11-04 12:09:10,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:10,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:10,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:09:10,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:10,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747510135] [2022-11-04 12:09:10,630 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747510135] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:09:10,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1715339225] [2022-11-04 12:09:10,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:10,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:10,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:09:10,632 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:09:10,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-11-04 12:09:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:11,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-04 12:09:11,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:09:11,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:09:11,049 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:09:11,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:09:11,102 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1715339225] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:09:11,102 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:09:11,102 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-04 12:09:11,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005462896] [2022-11-04 12:09:11,102 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:09:11,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-04 12:09:11,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:11,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-04 12:09:11,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-04 12:09:11,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:11,104 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:11,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 17.1) internal successors, (171), 10 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:11,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:11,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:11,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:18,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:18,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:18,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:18,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-11-04 12:09:18,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:18,979 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t1_funErr0ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:09:18,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:18,979 INFO L85 PathProgramCache]: Analyzing trace with hash 460011447, now seen corresponding path program 1 times [2022-11-04 12:09:18,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:18,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336666817] [2022-11-04 12:09:18,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:18,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:19,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:19,488 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-04 12:09:19,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:19,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336666817] [2022-11-04 12:09:19,489 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336666817] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:19,489 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:19,489 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:09:19,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587294323] [2022-11-04 12:09:19,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:19,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:09:19,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:19,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:09:19,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:09:19,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:19,491 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:19,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 27.6) internal successors, (138), 6 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:19,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:19,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:19,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:19,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:27,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:27,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:27,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:27,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:27,321 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-11-04 12:09:27,321 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:09:27,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:27,322 INFO L85 PathProgramCache]: Analyzing trace with hash 229466988, now seen corresponding path program 1 times [2022-11-04 12:09:27,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:27,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393288367] [2022-11-04 12:09:27,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:27,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:28,372 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:09:28,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:28,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393288367] [2022-11-04 12:09:28,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393288367] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:09:28,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [953357066] [2022-11-04 12:09:28,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:28,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:28,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:09:28,375 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:09:28,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-11-04 12:09:28,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:28,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 36 conjunts are in the unsatisfiable core [2022-11-04 12:09:28,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:09:28,825 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:09:28,864 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:09:28,865 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:09:28,899 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:09:28,915 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:09:28,944 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:09:28,944 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:09:28,963 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:09:28,982 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:09:28,983 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:09:29,006 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:09:29,015 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:09:29,016 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:09:29,042 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_3971 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_3971 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_3971 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_3971 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:09:29,062 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_3971 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_3971 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_3971 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_3971 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))))) is different from false [2022-11-04 12:09:29,085 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_3971 (Array Int Int)) (v_ArrVal_3968 (Array Int Int))) (= (select (select (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3968))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_3971 (Array Int Int)) (v_ArrVal_3968 (Array Int Int))) (= (select (select (store (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3968))) (store .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_3971 (Array Int Int)) (v_ArrVal_3968 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3968))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_3971 (Array Int Int)) (v_ArrVal_3968 (Array Int Int))) (= (select (select (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3968))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-04 12:09:29,109 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse5 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse2 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse5 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) (.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_3971 (Array Int Int)) (v_ArrVal_3968 (Array Int Int))) (= (select (select (store (let ((.cse0 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3968))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_3971 (Array Int Int)) (v_ArrVal_3968 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (let ((.cse3 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3968))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_3971 (Array Int Int)) (v_ArrVal_3968 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (let ((.cse4 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3968))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse5))) (forall ((v_ArrVal_3971 (Array Int Int)) (v_ArrVal_3968 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (let ((.cse6 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3968))) (store .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1)))))) is different from false [2022-11-04 12:09:29,168 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse7 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse7 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_3971 (Array Int Int)) (v_ArrVal_3968 (Array Int Int))) (= (select (select (store (let ((.cse0 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3968))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_3971 (Array Int Int)) (v_ArrVal_3968 (Array Int Int))) (= (select (select (store (let ((.cse4 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3968))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_3971 (Array Int Int)) (v_ArrVal_3968 (Array Int Int))) (= (select (select (store (let ((.cse5 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3968))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_3971 (Array Int Int)) (v_ArrVal_3968 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (let ((.cse6 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3968))) (store .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_3971) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse7)))))) is different from false [2022-11-04 12:09:29,223 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:09:29,224 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 59 [2022-11-04 12:09:29,232 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:09:29,233 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 58 [2022-11-04 12:09:29,238 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2022-11-04 12:09:29,242 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-04 12:09:29,257 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:09:29,257 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 1 [2022-11-04 12:09:29,263 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:09:29,264 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 1 [2022-11-04 12:09:29,270 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:09:29,270 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 1 [2022-11-04 12:09:29,392 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-11-04 12:09:29,392 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [953357066] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:09:29,393 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:09:29,393 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 15] total 23 [2022-11-04 12:09:29,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047533232] [2022-11-04 12:09:29,393 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:09:29,394 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-11-04 12:09:29,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:29,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-11-04 12:09:29,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=297, Unknown=5, NotChecked=190, Total=552 [2022-11-04 12:09:29,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:29,395 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:29,395 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 8.565217391304348) internal successors, (197), 24 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:29,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:29,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:29,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:29,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:29,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:36,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:36,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:36,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:09:36,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2022-11-04 12:09:36,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2022-11-04 12:09:36,731 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t1_funErr2ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:09:36,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:36,731 INFO L85 PathProgramCache]: Analyzing trace with hash -1629005052, now seen corresponding path program 1 times [2022-11-04 12:09:36,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:36,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732021996] [2022-11-04 12:09:36,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:36,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:36,828 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-04 12:09:36,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:36,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732021996] [2022-11-04 12:09:36,829 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732021996] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:36,829 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:36,829 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:09:36,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153098363] [2022-11-04 12:09:36,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:36,830 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:09:36,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:36,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:09:36,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:09:36,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:36,831 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:36,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 80.0) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:36,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:36,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:36,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:36,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:36,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:09:36,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:36,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:36,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:36,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:36,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:36,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:09:36,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:36,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-11-04 12:09:36,877 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:09:36,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:36,877 INFO L85 PathProgramCache]: Analyzing trace with hash 830610356, now seen corresponding path program 1 times [2022-11-04 12:09:36,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:36,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344586074] [2022-11-04 12:09:36,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:36,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:36,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:37,486 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-04 12:09:37,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:37,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344586074] [2022-11-04 12:09:37,487 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344586074] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:37,487 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:37,487 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:09:37,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511549044] [2022-11-04 12:09:37,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:37,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:09:37,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:37,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:09:37,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:09:37,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:37,489 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:37,490 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 35.4) internal successors, (177), 6 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:37,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:37,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:37,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:37,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:37,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:09:37,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:37,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:37,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:37,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:37,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:37,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:37,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:09:37,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:37,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:37,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-11-04 12:09:37,691 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting t1_funErr5ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:09:37,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:37,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1149263469, now seen corresponding path program 1 times [2022-11-04 12:09:37,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:37,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75920437] [2022-11-04 12:09:37,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:37,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:38,332 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-04 12:09:38,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:38,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75920437] [2022-11-04 12:09:38,333 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75920437] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:38,333 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:38,333 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:09:38,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28708991] [2022-11-04 12:09:38,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:38,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:09:38,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:38,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:09:38,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:09:38,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:38,335 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:38,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 37.2) internal successors, (186), 6 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:38,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:38,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:38,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:38,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:38,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:09:38,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:38,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:38,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:38,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:38,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:38,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:38,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:38,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:09:38,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:38,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:38,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:38,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-11-04 12:09:38,550 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting t1_funErr6ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:09:38,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:38,550 INFO L85 PathProgramCache]: Analyzing trace with hash 977394840, now seen corresponding path program 1 times [2022-11-04 12:09:38,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:38,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656151129] [2022-11-04 12:09:38,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:38,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:38,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:39,229 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-04 12:09:39,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:39,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656151129] [2022-11-04 12:09:39,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656151129] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:39,230 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:39,230 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:09:39,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651934748] [2022-11-04 12:09:39,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:39,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:09:39,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:39,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:09:39,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:09:39,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:39,232 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:39,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 38.8) internal successors, (194), 6 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:39,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:39,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:39,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:39,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:39,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:09:39,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:39,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:39,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:39,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:39,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:39,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:39,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:39,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:39,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:09:39,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:39,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:39,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:39,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:39,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-11-04 12:09:39,318 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting t1_funErr3ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:09:39,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:39,319 INFO L85 PathProgramCache]: Analyzing trace with hash -1629004058, now seen corresponding path program 1 times [2022-11-04 12:09:39,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:39,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357800102] [2022-11-04 12:09:39,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:39,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:39,418 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-04 12:09:39,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:39,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357800102] [2022-11-04 12:09:39,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357800102] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:39,419 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:39,419 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:09:39,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524039039] [2022-11-04 12:09:39,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:39,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:09:39,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:39,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:09:39,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:09:39,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:39,421 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:39,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 80.0) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:39,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:39,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:39,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:39,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:39,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:09:39,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:39,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:39,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:39,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:39,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:40,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:40,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:40,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:40,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:40,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:09:40,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:40,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:40,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:40,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:40,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:40,280 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-11-04 12:09:40,281 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting t1_funErr5ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:09:40,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:40,281 INFO L85 PathProgramCache]: Analyzing trace with hash -2009916315, now seen corresponding path program 1 times [2022-11-04 12:09:40,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:40,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243786781] [2022-11-04 12:09:40,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:40,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:40,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:40,536 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-04 12:09:40,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:40,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243786781] [2022-11-04 12:09:40,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243786781] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:40,537 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:40,537 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-04 12:09:40,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809557336] [2022-11-04 12:09:40,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:40,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:09:40,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:40,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:09:40,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:09:40,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:40,539 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:40,539 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 71.66666666666667) internal successors, (215), 3 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:40,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:40,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:40,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:40,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:40,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:09:40,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:40,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:40,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:40,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:40,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:40,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:41,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:41,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:41,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:41,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:41,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:09:41,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:41,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:41,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:41,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:41,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:41,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:41,473 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-11-04 12:09:41,474 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:09:41,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:41,475 INFO L85 PathProgramCache]: Analyzing trace with hash -1914345679, now seen corresponding path program 1 times [2022-11-04 12:09:41,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:41,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665753891] [2022-11-04 12:09:41,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:41,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:41,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:43,462 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:09:43,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:43,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665753891] [2022-11-04 12:09:43,462 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665753891] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:43,462 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:43,463 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-11-04 12:09:43,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580876173] [2022-11-04 12:09:43,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:43,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-11-04 12:09:43,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:43,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-11-04 12:09:43,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-11-04 12:09:43,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:43,464 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:43,464 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 9.65) internal successors, (193), 21 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:43,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:43,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:43,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:43,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:43,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:09:43,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:43,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:43,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:43,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:43,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:43,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:43,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:48,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:48,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:48,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:48,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:48,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:09:48,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:48,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:48,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:48,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:48,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:48,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:48,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-11-04 12:09:48,523 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-11-04 12:09:48,523 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:09:48,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:48,524 INFO L85 PathProgramCache]: Analyzing trace with hash 921160527, now seen corresponding path program 2 times [2022-11-04 12:09:48,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:48,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447366654] [2022-11-04 12:09:48,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:48,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:50,570 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:09:50,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:50,571 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447366654] [2022-11-04 12:09:50,571 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447366654] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:09:50,571 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:09:50,571 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-11-04 12:09:50,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491100911] [2022-11-04 12:09:50,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:09:50,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-11-04 12:09:50,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:09:50,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-11-04 12:09:50,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-11-04 12:09:50,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:50,573 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:09:50,573 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 9.65) internal successors, (193), 21 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:09:50,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:50,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:50,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:50,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:50,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:09:50,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:50,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:50,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:50,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:50,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:50,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:50,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-11-04 12:09:50,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:09:53,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:53,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:09:53,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:53,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:09:53,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:53,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:53,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:53,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:09:53,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:53,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:09:53,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-11-04 12:09:53,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:09:53,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-11-04 12:09:53,602 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:09:53,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:09:53,603 INFO L85 PathProgramCache]: Analyzing trace with hash 873544527, now seen corresponding path program 3 times [2022-11-04 12:09:53,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:09:53,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110474598] [2022-11-04 12:09:53,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:09:53,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:09:53,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:09:55,678 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:09:55,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:09:55,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110474598] [2022-11-04 12:09:55,678 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110474598] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:09:55,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1113040405] [2022-11-04 12:09:55,678 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-04 12:09:55,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:09:55,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:09:55,683 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:09:55,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-11-04 12:10:00,795 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-04 12:10:00,795 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:10:00,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 103 conjunts are in the unsatisfiable core [2022-11-04 12:10:00,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:10:00,833 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:10:01,040 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:10:01,041 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:10:01,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:10:01,413 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-04 12:10:01,454 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-04 12:10:01,454 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-04 12:10:01,689 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:10:01,690 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:10:02,007 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:10:02,049 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:10:02,112 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:10:02,170 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:10:02,240 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 56 [2022-11-04 12:10:02,303 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-04 12:10:02,303 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:10:12,616 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:10:12,616 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1113040405] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:10:12,616 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:10:12,616 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 24, 18] total 46 [2022-11-04 12:10:12,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113941638] [2022-11-04 12:10:12,617 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:10:12,617 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2022-11-04 12:10:12,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:12,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2022-11-04 12:10:12,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=211, Invalid=1949, Unknown=2, NotChecked=0, Total=2162 [2022-11-04 12:10:12,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:12,619 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:12,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 46 states have (on average 8.326086956521738) internal successors, (383), 47 states have internal predecessors, (383), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:10:12,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:12,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:12,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:12,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:12,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:12,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:12,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:12,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:12,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:12,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:12,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:12,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-11-04 12:10:12,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:12,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:16,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:16,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:16,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:16,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:16,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:16,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:16,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:16,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:16,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:16,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:16,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:16,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-11-04 12:10:16,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:16,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:16,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-11-04 12:10:16,266 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable40 [2022-11-04 12:10:16,266 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting t1_funErr6ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:10:16,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:16,267 INFO L85 PathProgramCache]: Analyzing trace with hash -1203293667, now seen corresponding path program 1 times [2022-11-04 12:10:16,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:16,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425893554] [2022-11-04 12:10:16,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:16,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:16,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:17,301 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:10:17,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:17,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425893554] [2022-11-04 12:10:17,302 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425893554] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:10:17,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1062426124] [2022-11-04 12:10:17,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:17,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:10:17,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:10:17,314 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:10:17,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-11-04 12:10:17,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:17,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 39 conjunts are in the unsatisfiable core [2022-11-04 12:10:17,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:10:17,915 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:10:17,986 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:10:17,987 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:10:18,099 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:10:18,113 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:10:18,124 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:10:18,135 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:18,135 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:10:18,148 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:18,148 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:10:18,157 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:10:18,158 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:10:18,185 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_5819 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_5819) |c_t1_funThread1of2ForFork2_insert_~node#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_insert_~node#1.offset|)) |c_t1_funThread1of2ForFork2_insert_#t~nondet13#1|)) is different from false [2022-11-04 12:10:18,191 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:18,192 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2022-11-04 12:10:18,194 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2022-11-04 12:10:18,365 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:10:18,366 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1062426124] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:10:18,366 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:10:18,366 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15, 14] total 18 [2022-11-04 12:10:18,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895231400] [2022-11-04 12:10:18,366 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:10:18,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-04 12:10:18,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:18,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-04 12:10:18,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=262, Unknown=1, NotChecked=32, Total=342 [2022-11-04 12:10:18,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:18,368 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:18,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 13.61111111111111) internal successors, (245), 19 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:10:18,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:18,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:18,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:18,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:18,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:18,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:18,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:18,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:18,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:18,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:18,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:18,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-11-04 12:10:18,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:18,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:18,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:20,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:20,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:20,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:20,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:20,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:20,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:20,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:20,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:20,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:20,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:20,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:20,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-11-04 12:10:20,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:20,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:20,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:20,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2022-11-04 12:10:20,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:10:20,461 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting t1_funErr6ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:10:20,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:20,461 INFO L85 PathProgramCache]: Analyzing trace with hash 2146972189, now seen corresponding path program 2 times [2022-11-04 12:10:20,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:20,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444761525] [2022-11-04 12:10:20,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:20,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:20,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:21,258 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:10:21,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:21,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444761525] [2022-11-04 12:10:21,259 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444761525] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:10:21,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [333458494] [2022-11-04 12:10:21,259 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-04 12:10:21,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:10:21,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:10:21,260 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:10:21,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2022-11-04 12:10:24,064 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-04 12:10:24,064 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:10:24,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 106 conjunts are in the unsatisfiable core [2022-11-04 12:10:24,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:10:24,084 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:10:24,250 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:10:24,250 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:10:24,465 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-04 12:10:24,466 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 18 [2022-11-04 12:10:24,569 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-04 12:10:24,570 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 22 [2022-11-04 12:10:24,922 INFO L356 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2022-11-04 12:10:24,923 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 20 treesize of output 30 [2022-11-04 12:10:25,504 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:10:25,608 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:10:25,751 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:10:26,152 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:10:26,173 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:10:26,201 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:10:26,221 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:10:26,326 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:10:26,349 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:10:26,374 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:10:26,392 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:10:26,515 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:10:26,537 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:10:26,554 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:10:26,619 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:26,620 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:10:26,683 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:10:26,683 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:10:26,795 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_6202 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~node#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6202 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~node#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6202 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~node#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:10:26,857 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_insert_~node#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_insert_~node#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_insert_~node#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:10:27,029 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_insert_~node#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_insert_~node#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_insert_~node#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:10:27,042 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_insert_#in~node#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_insert_#in~node#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_insert_#in~node#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:10:27,073 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_~p~1#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_~p~1#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_~p~1#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:10:27,111 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_~p~1#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_~p~1#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= |c_t1_funThread2of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_~p~1#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|))))))) is different from false [2022-11-04 12:10:27,126 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_~p~1#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_~p~1#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_~p~1#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:10:27,142 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) (.cse1 (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|) .cse1 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_~p~1#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_~p~1#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_6199) |c_t1_funThread1of2ForFork2_~p~1#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:10:27,157 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) (.cse2 (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store .cse0 c_~A~0.base v_ArrVal_6199) |c_t1_funThread1of2ForFork2_~p~1#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store .cse0 c_~A~0.base v_ArrVal_6199) |c_t1_funThread1of2ForFork2_~p~1#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6199 (Array Int Int)) (v_ArrVal_6202 (Array Int Int))) (= (select (select (store (store .cse0 c_~A~0.base v_ArrVal_6199) |c_t1_funThread1of2ForFork2_~p~1#1.base| v_ArrVal_6202) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:10:27,181 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:27,181 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 46 [2022-11-04 12:10:27,188 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:27,188 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 58 [2022-11-04 12:10:27,193 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 38 [2022-11-04 12:10:27,197 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2022-11-04 12:10:27,219 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:10:27,219 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 1 [2022-11-04 12:10:27,225 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:10:27,225 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 1 [2022-11-04 12:10:30,683 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:10:30,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [333458494] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:10:30,683 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:10:30,684 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 26, 22] total 59 [2022-11-04 12:10:30,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59490375] [2022-11-04 12:10:30,685 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:10:30,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2022-11-04 12:10:30,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:30,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2022-11-04 12:10:30,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=2280, Unknown=9, NotChecked=936, Total=3422 [2022-11-04 12:10:30,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:30,687 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:30,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 9.474576271186441) internal successors, (559), 59 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:10:30,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:30,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:30,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:30,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:30,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:30,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:30,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:30,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:30,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:30,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:30,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:30,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-11-04 12:10:30,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-04 12:10:30,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:30,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:45,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:45,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:45,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:45,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:45,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:45,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:45,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:45,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:45,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:45,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:45,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:45,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:10:45,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:10:45,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:45,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:45,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-11-04 12:10:45,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2022-11-04 12:10:45,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42 [2022-11-04 12:10:45,899 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:10:45,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:45,899 INFO L85 PathProgramCache]: Analyzing trace with hash -329061130, now seen corresponding path program 1 times [2022-11-04 12:10:45,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:45,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006249988] [2022-11-04 12:10:45,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:45,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:46,769 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:10:46,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:46,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006249988] [2022-11-04 12:10:46,770 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006249988] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:10:46,770 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:10:46,770 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-11-04 12:10:46,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813756804] [2022-11-04 12:10:46,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:10:46,771 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-04 12:10:46,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:46,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-04 12:10:46,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2022-11-04 12:10:46,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:46,772 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:46,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 12.0625) internal successors, (193), 17 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:10:46,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:46,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:46,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:46,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:46,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:46,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:46,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:46,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:46,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:46,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:46,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:46,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:10:46,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:10:46,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:46,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:46,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2022-11-04 12:10:46,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:51,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:51,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:51,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:51,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:10:51,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:10:51,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:51,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:51,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-11-04 12:10:51,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:10:51,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-11-04 12:10:51,340 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:10:51,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:10:51,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1788522220, now seen corresponding path program 2 times [2022-11-04 12:10:51,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:10:51,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029780672] [2022-11-04 12:10:51,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:10:51,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:10:51,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:10:52,910 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:10:52,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:10:52,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029780672] [2022-11-04 12:10:52,910 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029780672] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:10:52,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1937366459] [2022-11-04 12:10:52,910 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-04 12:10:52,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:10:52,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:10:52,911 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:10:52,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2022-11-04 12:10:55,289 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-04 12:10:55,289 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:10:55,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 39 conjunts are in the unsatisfiable core [2022-11-04 12:10:55,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:10:55,736 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:10:55,770 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:10:55,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:10:55,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:10:55,822 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:55,822 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-11-04 12:10:55,868 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:55,868 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:10:55,915 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:10:55,915 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:10:55,970 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:10:55,970 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:10:55,970 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1937366459] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:10:55,970 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:10:55,970 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [16] total 31 [2022-11-04 12:10:55,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287887729] [2022-11-04 12:10:55,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:10:55,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-04 12:10:55,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:10:55,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-04 12:10:55,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=839, Unknown=0, NotChecked=0, Total=930 [2022-11-04 12:10:55,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:55,972 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:10:55,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 12.0625) internal successors, (193), 17 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:10:55,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:10:55,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:55,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:10:55,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:55,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:55,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:55,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:55,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:55,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:10:55,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:55,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:10:55,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:10:55,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:10:55,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:10:55,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:10:55,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2022-11-04 12:10:55,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:10:55,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:00,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:00,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:00,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:11:00,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:00,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:00,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:00,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:00,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:00,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:00,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:00,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:00,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:11:00,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:00,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:00,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:00,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-11-04 12:11:00,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:00,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:11:00,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2022-11-04 12:11:00,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:11:00,955 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:11:00,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:11:00,955 INFO L85 PathProgramCache]: Analyzing trace with hash -1836138220, now seen corresponding path program 3 times [2022-11-04 12:11:00,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:11:00,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742201854] [2022-11-04 12:11:00,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:11:00,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:11:00,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:11:02,134 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:11:02,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:11:02,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742201854] [2022-11-04 12:11:02,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742201854] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:11:02,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [951900346] [2022-11-04 12:11:02,134 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-04 12:11:02,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:11:02,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:11:02,136 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:11:02,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2022-11-04 12:11:08,741 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-04 12:11:08,741 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:11:08,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-04 12:11:08,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:11:08,826 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:11:09,005 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:11:09,005 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:11:09,041 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-04 12:11:09,041 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-04 12:11:09,139 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:11:09,139 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:11:09,446 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:11:09,528 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:11:09,625 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:11:09,888 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:11:09,913 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:11:09,930 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:11:09,945 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:11:09,996 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:09,997 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:11:10,051 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:11:10,051 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:11:10,148 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:11:10,205 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:11:10,234 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:11:10,268 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:11:10,280 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:11:10,293 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) (.cse2 (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:11:10,310 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) (.cse1 (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|) .cse1 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store .cse0 c_~B~0.base v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store .cse0 c_~B~0.base v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_6977 (Array Int Int))) (= (select (select (store .cse0 c_~B~0.base v_ArrVal_6977) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:11:10,324 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:10,325 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 43 [2022-11-04 12:11:10,331 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:10,331 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 28 [2022-11-04 12:11:10,339 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:11:10,340 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2022-11-04 12:11:10,345 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:11:10,346 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2022-11-04 12:11:10,649 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:11:10,649 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [951900346] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:11:10,649 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:11:10,649 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 21, 17] total 48 [2022-11-04 12:11:10,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819431111] [2022-11-04 12:11:10,650 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:11:10,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2022-11-04 12:11:10,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:11:10,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2022-11-04 12:11:10,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=1517, Unknown=7, NotChecked=588, Total=2256 [2022-11-04 12:11:10,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:10,652 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:11:10,652 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 8.416666666666666) internal successors, (404), 48 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:11:10,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:10,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:10,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:11:10,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:10,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:10,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:10,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:10,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:10,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:10,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:10,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:10,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:11:10,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:10,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:10,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:10,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2022-11-04 12:11:10,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:10,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:11:10,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:17,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:17,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:17,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:11:17,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:17,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:17,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:17,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:17,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:17,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:17,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:17,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:17,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:11:17,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:17,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:17,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:17,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-11-04 12:11:17,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:17,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:11:17,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:17,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2022-11-04 12:11:17,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:11:17,606 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:11:17,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:11:17,606 INFO L85 PathProgramCache]: Analyzing trace with hash -559082876, now seen corresponding path program 4 times [2022-11-04 12:11:17,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:11:17,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857440717] [2022-11-04 12:11:17,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:11:17,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:11:17,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:11:18,831 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:11:18,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:11:18,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857440717] [2022-11-04 12:11:18,831 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857440717] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:11:18,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [748469198] [2022-11-04 12:11:18,831 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-04 12:11:18,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:11:18,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:11:18,832 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:11:18,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2022-11-04 12:11:21,616 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-04 12:11:21,617 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:11:21,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 101 conjunts are in the unsatisfiable core [2022-11-04 12:11:21,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:11:21,689 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:11:21,865 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:11:21,866 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:11:21,948 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-04 12:11:21,949 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-04 12:11:22,297 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:11:22,298 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:11:22,684 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:11:22,766 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:11:23,033 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:11:23,044 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:11:23,056 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:11:23,102 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:23,103 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:11:23,156 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:23,156 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:11:23,211 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:11:23,211 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:11:23,349 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_7289 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_7289) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_7289 (Array Int Int))) (= |c_t1_funThread2of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_7289) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:11:23,380 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_7289 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_7289) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_7289 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_7289) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:11:23,401 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_7289 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_7289) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_7289 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_7289) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:11:23,428 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_7289 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_7289) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_7289 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_7289) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:11:23,437 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_7289 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_7289) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_7289 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_7289) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:11:23,445 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_7289 (Array Int Int))) (= (select (select (store .cse0 c_~B~0.base v_ArrVal_7289) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_7289 (Array Int Int))) (= (select (select (store .cse0 c_~B~0.base v_ArrVal_7289) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:11:23,456 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:23,456 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 33 [2022-11-04 12:11:23,460 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:23,461 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 24 [2022-11-04 12:11:23,467 INFO L356 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-04 12:11:23,467 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 1 [2022-11-04 12:11:23,741 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:11:23,741 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [748469198] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:11:23,741 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:11:23,741 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 27, 17] total 52 [2022-11-04 12:11:23,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212096790] [2022-11-04 12:11:23,741 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:11:23,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2022-11-04 12:11:23,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:11:23,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2022-11-04 12:11:23,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=1907, Unknown=6, NotChecked=558, Total=2652 [2022-11-04 12:11:23,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:23,744 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:11:23,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 7.826923076923077) internal successors, (407), 52 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:11:23,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:23,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:23,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:11:23,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:23,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:23,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:23,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:23,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:23,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:23,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:23,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:23,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:11:23,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:23,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:23,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:23,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2022-11-04 12:11:23,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:23,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:11:23,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:23,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:31,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:31,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:31,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:11:31,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:31,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:31,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:31,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:31,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:31,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:31,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:31,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:31,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:11:31,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:31,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:31,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:31,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-11-04 12:11:31,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:31,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:11:31,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:31,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:11:31,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2022-11-04 12:11:31,337 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2022-11-04 12:11:31,337 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:11:31,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:11:31,338 INFO L85 PathProgramCache]: Analyzing trace with hash -1668073618, now seen corresponding path program 5 times [2022-11-04 12:11:31,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:11:31,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914870242] [2022-11-04 12:11:31,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:11:31,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:11:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:11:32,306 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:11:32,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:11:32,306 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914870242] [2022-11-04 12:11:32,307 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914870242] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:11:32,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1944159067] [2022-11-04 12:11:32,307 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-04 12:11:32,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:11:32,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:11:32,308 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:11:32,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2022-11-04 12:11:32,887 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2022-11-04 12:11:32,887 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:11:32,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 50 conjunts are in the unsatisfiable core [2022-11-04 12:11:32,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:11:32,897 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:11:32,962 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:11:32,962 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:11:32,986 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-04 12:11:32,986 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-04 12:11:33,023 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:11:33,024 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:11:33,077 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:11:33,130 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:11:33,137 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:11:33,167 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:11:33,198 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:33,198 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:11:33,242 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:33,242 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:11:33,285 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:11:33,285 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:11:33,313 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7600 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_7600) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:11:33,328 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7600 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_#in~list#1.base| v_ArrVal_7600) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:11:33,338 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7600 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_~list~0#1.base| v_ArrVal_7600) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:11:33,350 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7600 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_#t~ite16#1.base| v_ArrVal_7600) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:11:33,356 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7600 (Array Int Int))) (= (select (select (store |c_#race| c_~B~0.base v_ArrVal_7600) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:11:33,362 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:33,362 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2022-11-04 12:11:33,365 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2022-11-04 12:11:33,612 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:11:33,612 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1944159067] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:11:33,612 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:11:33,612 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 17] total 29 [2022-11-04 12:11:33,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638055658] [2022-11-04 12:11:33,612 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:11:33,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-11-04 12:11:33,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:11:33,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-11-04 12:11:33,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=479, Unknown=5, NotChecked=240, Total=812 [2022-11-04 12:11:33,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:33,614 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:11:33,614 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 9.862068965517242) internal successors, (286), 29 states have internal predecessors, (286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:11:33,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:33,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:33,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:11:33,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:33,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:33,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:33,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:33,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:33,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:33,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:33,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:33,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:11:33,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:33,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:33,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:33,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2022-11-04 12:11:33,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:33,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:11:33,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:33,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:11:33,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:39,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:39,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:39,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:11:39,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:39,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:39,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:39,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:39,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:39,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:39,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:39,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:39,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:11:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-11-04 12:11:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:11:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:11:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:11:39,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2022-11-04 12:11:39,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2022-11-04 12:11:39,929 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting t1_funErr4ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:11:39,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:11:39,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1176466186, now seen corresponding path program 1 times [2022-11-04 12:11:39,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:11:39,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468053134] [2022-11-04 12:11:39,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:11:39,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:11:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:11:40,986 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:11:40,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:11:40,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468053134] [2022-11-04 12:11:40,986 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468053134] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:11:40,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2086695046] [2022-11-04 12:11:40,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:11:40,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:11:40,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:11:40,987 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:11:40,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2022-11-04 12:11:41,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:11:41,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 734 conjuncts, 58 conjunts are in the unsatisfiable core [2022-11-04 12:11:41,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:11:41,596 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:11:41,667 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:11:41,668 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:11:41,690 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-04 12:11:41,690 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-04 12:11:41,807 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:11:41,808 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:11:41,880 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:11:41,886 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:11:41,893 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:11:41,901 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:11:41,909 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:11:41,929 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:11:41,943 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:41,943 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:11:41,968 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:41,968 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:11:41,985 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-04 12:11:41,985 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:11:42,041 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7915 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_7915) |c_t1_funThread1of2ForFork2_insert_~list#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_insert_~list#1.offset|)) 0)) is different from false [2022-11-04 12:11:42,054 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:42,054 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2022-11-04 12:11:42,057 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2022-11-04 12:11:42,299 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:11:42,300 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2086695046] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:11:42,300 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:11:42,300 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 20, 16] total 23 [2022-11-04 12:11:42,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956724566] [2022-11-04 12:11:42,300 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:11:42,301 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-11-04 12:11:42,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:11:42,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-11-04 12:11:42,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=446, Unknown=1, NotChecked=42, Total=552 [2022-11-04 12:11:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:42,302 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:11:42,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 12.391304347826088) internal successors, (285), 24 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:11:42,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:42,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:42,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:11:42,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:42,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:42,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:42,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:42,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:42,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:11:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2022-11-04 12:11:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:11:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:11:42,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:11:42,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:48,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:48,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:48,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:11:48,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:48,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:48,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:48,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:48,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:48,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:48,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:48,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:48,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:11:48,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:48,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:48,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:48,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:11:48,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:48,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:11:48,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:48,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:11:48,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:11:48,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:11:48,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2022-11-04 12:11:48,421 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2022-11-04 12:11:48,422 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting t1_funErr5ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:11:48,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:11:48,422 INFO L85 PathProgramCache]: Analyzing trace with hash 2012014701, now seen corresponding path program 1 times [2022-11-04 12:11:48,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:11:48,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296022918] [2022-11-04 12:11:48,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:11:48,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:11:48,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:11:49,597 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:11:49,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:11:49,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296022918] [2022-11-04 12:11:49,598 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296022918] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:11:49,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [921520466] [2022-11-04 12:11:49,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:11:49,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:11:49,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:11:49,599 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:11:49,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2022-11-04 12:11:50,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:11:50,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-04 12:11:50,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:11:50,211 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:11:50,267 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:11:50,267 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:11:50,288 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-04 12:11:50,289 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-04 12:11:50,404 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:11:50,404 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-04 12:11:50,481 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:11:50,489 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:11:50,503 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:50,504 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:11:50,548 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:11:50,561 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:11:50,575 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:11:50,589 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:11:50,634 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:50,634 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:11:50,671 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-04 12:11:50,671 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:11:50,695 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8262 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_8262) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8262 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_8262) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8262 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_8262) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:11:50,757 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_8262 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_8262) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8262 (Array Int Int))) (= |c_t1_funThread2of2ForFork2_init_#t~nondet4#1| (select (select (store .cse0 |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_8262) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8262 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_8262) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:11:50,772 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 5 |c_t1_funThread2of2ForFork2_init_~p#1.offset|)) (.cse1 (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 6))) (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|) .cse1 |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_8262 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_8262) |c_t1_funThread2of2ForFork2_init_~p#1.base|) (+ |c_t1_funThread2of2ForFork2_init_~p#1.offset| 4)) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8262 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_8262) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8262 (Array Int Int))) (= (select (select (store .cse0 |c_t1_funThread1of2ForFork2_insert_~list#1.base| v_ArrVal_8262) |c_t1_funThread2of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread2of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:11:50,787 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:50,788 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 43 [2022-11-04 12:11:50,794 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:11:50,794 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 24 [2022-11-04 12:11:50,802 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:11:50,802 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2022-11-04 12:11:50,808 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:11:50,809 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 1 [2022-11-04 12:11:51,046 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-04 12:11:51,046 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [921520466] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:11:51,046 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:11:51,047 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 20, 17] total 28 [2022-11-04 12:11:51,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146174185] [2022-11-04 12:11:51,047 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:11:51,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-11-04 12:11:51,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:11:51,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-11-04 12:11:51,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=530, Unknown=3, NotChecked=144, Total=756 [2022-11-04 12:11:51,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:51,049 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:11:51,049 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 10.857142857142858) internal successors, (304), 28 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:11:51,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:11:51,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:51,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:11:51,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:51,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:51,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:51,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:51,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:51,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:11:51,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:51,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:11:51,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:11:51,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:51,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:11:51,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:11:51,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:11:51,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:11:51,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:11:51,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:11:51,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:11:51,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:11:51,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:11:51,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:12:02,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:12:02,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:12:02,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:12:02,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:12:02,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:12:02,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:12:02,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:12:02,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:12:02,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:12:02,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:12:02,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:12:02,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:12:02,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:12:02,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:12:02,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:12:02,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:12:02,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:12:02,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:12:02,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:12:02,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:12:02,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:12:02,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:12:02,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:12:02,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2022-11-04 12:12:03,139 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2022-11-04 12:12:03,140 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:12:03,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:12:03,140 INFO L85 PathProgramCache]: Analyzing trace with hash 1747753338, now seen corresponding path program 1 times [2022-11-04 12:12:03,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:12:03,140 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846554205] [2022-11-04 12:12:03,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:12:03,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:12:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:12:04,628 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:12:04,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:12:04,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846554205] [2022-11-04 12:12:04,629 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846554205] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:12:04,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [931156124] [2022-11-04 12:12:04,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:12:04,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:12:04,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:12:04,630 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:12:04,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2022-11-04 12:12:05,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:12:05,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-04 12:12:05,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:12:05,262 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:12:05,418 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:12:05,419 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:12:05,519 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:12:05,519 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:12:05,562 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:12:05,562 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:12:05,922 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:12:05,923 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:12:06,243 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:12:06,334 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:12:06,437 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:12:06,516 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:12:06,542 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:12:06,641 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:12:06,679 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:12:06,711 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:12:06,857 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:12:06,890 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:12:06,921 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:12:06,952 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:12:07,743 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 58 [2022-11-04 12:12:07,808 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:12:07,808 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:13:01,533 WARN L234 SmtUtils]: Spent 11.29s on a formula simplification that was a NOOP. DAG size: 44 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-04 12:13:30,241 WARN L234 SmtUtils]: Spent 5.61s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-04 12:14:28,333 WARN L234 SmtUtils]: Spent 7.51s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-04 12:14:28,543 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= (select (select (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse0 c_~A~0.base (store (select .cse0 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= (select (select (let ((.cse1 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse1 c_~A~0.base (store (select .cse1 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= (select (select (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse2 c_~A~0.base (store (select .cse2 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= (select (select (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse3 c_~A~0.base (store (select .cse3 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|)))) is different from false [2022-11-04 12:14:30,877 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse1 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse0 (store .cse1 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse0 c_~A~0.base (store (select .cse0 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= (select (select (let ((.cse2 (store .cse1 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse2 c_~A~0.base (store (select .cse2 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse4 (store .cse1 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse4 c_~A~0.base (store (select .cse4 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= (select (select (let ((.cse5 (store .cse1 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse5 c_~A~0.base (store (select .cse5 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|)))))) is different from false [2022-11-04 12:14:30,925 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_8563 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse0 (store (let ((.cse1 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8563))) (store .cse1 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse1 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse0 c_~A~0.base (store (select .cse0 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8563 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse3 (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8563))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse3 c_~A~0.base (store (select .cse3 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8563 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= (select (select (let ((.cse5 (store (let ((.cse6 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8563))) (store .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse5 c_~A~0.base (store (select .cse5 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8563 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse7 (store (let ((.cse8 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8563))) (store .cse8 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse8 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse7 c_~A~0.base (store (select .cse7 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2)) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))))) is different from false [2022-11-04 12:14:30,979 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse8 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse3 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse8 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_8563 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse0 (store (let ((.cse1 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8563))) (store .cse1 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse1 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse0 c_~A~0.base (store (select .cse0 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8563 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= (select (select (let ((.cse4 (store (let ((.cse5 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8563))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse4 c_~A~0.base (store (select .cse4 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8563 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= (select (select (let ((.cse6 (store (let ((.cse7 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8563))) (store .cse7 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse7 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse6 c_~A~0.base (store (select .cse6 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse8) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8563 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse9 (store (let ((.cse10 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8563))) (store .cse10 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse10 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse9 c_~A~0.base (store (select .cse9 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|)))))) is different from false [2022-11-04 12:14:31,161 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse9 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse6 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse3 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse9 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse6 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) (.cse2 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_8563 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse0 (store (let ((.cse1 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8563))) (store .cse1 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse1 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse0 c_~A~0.base (store (select .cse0 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8563 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= (select (select (let ((.cse4 (store (let ((.cse5 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8563))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse4 c_~A~0.base (store (select .cse4 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse6) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8563 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= (select (select (let ((.cse7 (store (let ((.cse8 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8563))) (store .cse8 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse8 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse7 c_~A~0.base (store (select .cse7 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse9) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|))) (forall ((v_ArrVal_8563 (Array Int Int)) (|v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| Int) (v_ArrVal_8572 (Array Int Int)) (v_ArrVal_8574 Int)) (or (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse10 (store (let ((.cse11 (store .cse3 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8563))) (store .cse11 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse11 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8572))) (store .cse10 c_~A~0.base (store (select .cse10 c_~A~0.base) (+ |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44| 4) v_ArrVal_8574))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2)) (< c_~A~0.offset |v_t1_funThread2of2ForFork2_insert_~list#1.offset_44|)))))) is different from false [2022-11-04 12:14:31,321 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:31,321 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 137 treesize of output 88 [2022-11-04 12:14:31,360 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:31,360 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 4584 treesize of output 4092 [2022-11-04 12:14:31,400 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 4700 treesize of output 4376 [2022-11-04 12:14:31,448 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 4528 treesize of output 4428 [2022-11-04 12:14:34,712 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:34,713 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 117 treesize of output 77 [2022-11-04 12:14:34,765 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:34,765 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 137 treesize of output 88 [2022-11-04 12:14:34,769 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-04 12:14:34,785 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:14:34,785 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 926 treesize of output 806 [2022-11-04 12:14:34,805 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 412 treesize of output 404 [2022-11-04 12:14:34,817 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 890 treesize of output 858 [2022-11-04 12:14:34,830 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 918 treesize of output 622 [2022-11-04 12:14:34,920 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:14:34,921 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 137 treesize of output 1 [2022-11-04 12:14:34,929 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:14:34,929 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 137 treesize of output 1 [2022-11-04 12:14:36,460 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-04 12:14:36,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [931156124] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:14:36,461 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:14:36,461 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 21, 22] total 64 [2022-11-04 12:14:36,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053060878] [2022-11-04 12:14:36,462 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:14:36,462 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2022-11-04 12:14:36,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:14:36,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2022-11-04 12:14:36,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=258, Invalid=3244, Unknown=58, NotChecked=600, Total=4160 [2022-11-04 12:14:36,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:14:36,464 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:14:36,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 64 states have (on average 7.765625) internal successors, (497), 65 states have internal predecessors, (497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:14:36,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:14:36,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:36,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:14:36,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:36,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:14:36,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:36,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:36,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:36,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:36,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:36,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:36,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:14:36,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:14:36,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:36,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:14:36,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:14:36,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:14:36,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:14:36,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:14:36,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:14:36,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:14:36,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:14:36,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:14:36,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:14:55,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:14:55,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:55,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:14:55,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:55,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:14:55,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:55,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:55,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:55,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:14:55,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:55,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:14:55,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:14:55,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:14:55,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:14:55,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:14:55,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:14:55,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:14:55,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:14:55,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:14:55,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:14:55,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:14:55,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:14:55,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:14:55,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:14:55,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2022-11-04 12:14:55,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable50 [2022-11-04 12:14:55,550 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:14:55,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:14:55,551 INFO L85 PathProgramCache]: Analyzing trace with hash -113786089, now seen corresponding path program 1 times [2022-11-04 12:14:55,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:14:55,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550905603] [2022-11-04 12:14:55,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:14:55,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:14:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:14:57,579 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:14:57,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:14:57,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550905603] [2022-11-04 12:14:57,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550905603] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:14:57,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [937938738] [2022-11-04 12:14:57,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:14:57,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:14:57,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:14:57,587 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:14:57,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2022-11-04 12:14:58,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:14:58,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-04 12:14:58,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:14:58,255 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:14:58,474 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:14:58,475 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:14:58,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:14:58,578 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-04 12:14:58,606 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:14:58,606 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:14:58,899 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:14:58,899 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:14:59,234 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:14:59,308 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:14:59,397 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:59,397 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:14:59,471 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:14:59,496 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:14:59,497 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:14:59,578 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:59,601 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:59,625 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:59,718 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:59,744 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:59,769 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:14:59,789 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:00,429 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:00,448 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:00,473 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:00,495 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:00,600 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:00,626 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:00,660 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:00,681 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:00,745 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:00,767 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:15:00,767 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:15:00,790 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8947 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8947 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:15:00,850 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:15:01,037 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:15:01,051 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:15:01,077 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:15:01,124 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:15:01,139 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:15:01,242 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int)) (v_ArrVal_8938 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8938) c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int)) (v_ArrVal_8938 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8938) c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int)) (v_ArrVal_8938 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8938) c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int)) (v_ArrVal_8938 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8938) c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:15:01,685 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int)) (v_ArrVal_8929 (Array Int Int)) (v_ArrVal_8938 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8929))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8938) c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int)) (v_ArrVal_8929 (Array Int Int)) (v_ArrVal_8938 (Array Int Int))) (= (select (select (store (store (store (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8929))) (store .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8938) c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int)) (v_ArrVal_8929 (Array Int Int)) (v_ArrVal_8938 (Array Int Int))) (= (select (select (store (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8929))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8938) c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int)) (v_ArrVal_8929 (Array Int Int)) (v_ArrVal_8938 (Array Int Int))) (= (select (select (store (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8929))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8938) c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-04 12:15:01,710 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse2 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) (.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int)) (v_ArrVal_8929 (Array Int Int)) (v_ArrVal_8938 (Array Int Int))) (= (select (select (store (store (store (let ((.cse0 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8929))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8938) c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int)) (v_ArrVal_8929 (Array Int Int)) (v_ArrVal_8938 (Array Int Int))) (= (select (select (store (store (store (let ((.cse4 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8929))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8938) c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int)) (v_ArrVal_8929 (Array Int Int)) (v_ArrVal_8938 (Array Int Int))) (= (select (select (store (store (store (let ((.cse5 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8929))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8938) c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int)) (v_ArrVal_8929 (Array Int Int)) (v_ArrVal_8938 (Array Int Int))) (= (select (select (store (store (store (let ((.cse6 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8929))) (store .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8938) c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:15:01,783 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse7 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse5 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse7 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse5 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int)) (v_ArrVal_8929 (Array Int Int)) (v_ArrVal_8938 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store (let ((.cse0 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8929))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8938) c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int)) (v_ArrVal_8929 (Array Int Int)) (v_ArrVal_8938 (Array Int Int))) (= (select (select (store (store (store (let ((.cse3 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8929))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8938) c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int)) (v_ArrVal_8929 (Array Int Int)) (v_ArrVal_8938 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store (let ((.cse4 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8929))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8938) c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse5))) (forall ((v_ArrVal_8947 (Array Int Int)) (v_ArrVal_8946 (Array Int Int)) (v_ArrVal_8929 (Array Int Int)) (v_ArrVal_8938 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store (let ((.cse6 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8929))) (store .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_8938) c_~A~0.base v_ArrVal_8946) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_8947) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse7)))))) is different from false [2022-11-04 12:15:01,844 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:01,844 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 65 [2022-11-04 12:15:01,854 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:01,855 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 578 treesize of output 398 [2022-11-04 12:15:01,871 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 374 treesize of output 326 [2022-11-04 12:15:01,877 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 326 treesize of output 302 [2022-11-04 12:15:01,889 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 102 [2022-11-04 12:15:01,896 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 298 treesize of output 286 [2022-11-04 12:15:02,183 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:15:02,184 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 1 [2022-11-04 12:15:02,192 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:15:02,192 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 1 [2022-11-04 12:15:02,199 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:15:02,199 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 1 [2022-11-04 12:15:08,083 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-04 12:15:08,083 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [937938738] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:15:08,083 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:15:08,084 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 67 [2022-11-04 12:15:08,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488085808] [2022-11-04 12:15:08,084 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:15:08,084 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 68 states [2022-11-04 12:15:08,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:15:08,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2022-11-04 12:15:08,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=273, Invalid=2921, Unknown=42, NotChecked=1320, Total=4556 [2022-11-04 12:15:08,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:08,087 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:15:08,087 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 68 states, 67 states have (on average 7.82089552238806) internal successors, (524), 68 states have internal predecessors, (524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:15:08,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:08,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:08,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:15:08,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:08,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:08,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:08,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:08,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:08,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:08,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:08,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:08,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:15:08,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:08,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:08,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:08,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:15:08,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:08,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:15:08,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:08,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:15:08,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:15:08,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:08,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:08,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:15:08,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:17,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:17,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:17,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:15:17,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:17,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:17,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:17,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:17,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:17,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:17,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:17,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:17,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:15:17,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:17,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:17,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:17,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:15:17,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:17,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:15:17,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:17,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:15:17,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:15:17,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:17,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:17,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:15:17,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:17,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2022-11-04 12:15:17,638 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:15:17,639 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:15:17,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:15:17,639 INFO L85 PathProgramCache]: Analyzing trace with hash 805106555, now seen corresponding path program 1 times [2022-11-04 12:15:17,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:15:17,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400140663] [2022-11-04 12:15:17,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:15:17,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:15:17,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:15:19,056 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:15:19,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:15:19,057 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400140663] [2022-11-04 12:15:19,057 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400140663] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:15:19,057 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1341525147] [2022-11-04 12:15:19,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:15:19,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:15:19,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:15:19,058 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:15:19,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2022-11-04 12:15:19,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:15:19,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 61 conjunts are in the unsatisfiable core [2022-11-04 12:15:19,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:15:19,702 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:15:19,751 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:15:19,752 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:15:19,777 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:15:19,777 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:15:20,040 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:15:20,040 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:15:20,302 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:15:20,378 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:15:20,460 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:20,461 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:15:20,527 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:20,544 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:20,545 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:15:20,620 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:20,640 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:20,659 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:20,757 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:20,783 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:20,804 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:20,824 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:21,062 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:21,073 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:15:21,073 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:15:21,102 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9255 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9255 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9255 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9255 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:15:21,145 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9255 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9255 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9255 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9255 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:15:21,177 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9255 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9255 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9255 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9255 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:15:21,218 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9255 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9255 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9255 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9255 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:15:21,240 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9255 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9255 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9255 (Array Int Int))) (= (select (select (store |c_#race| c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9255 (Array Int Int))) (= (select (select (store |c_#race| c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:15:21,336 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9254 (Array Int Int)) (v_ArrVal_9255 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9254) c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9254 (Array Int Int)) (v_ArrVal_9255 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9254) c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9254 (Array Int Int)) (v_ArrVal_9255 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9254) c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9254 (Array Int Int)) (v_ArrVal_9255 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9254) c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:15:21,724 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_9245 (Array Int Int)) (v_ArrVal_9254 (Array Int Int)) (v_ArrVal_9255 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9245))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9254) c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9245 (Array Int Int)) (v_ArrVal_9254 (Array Int Int)) (v_ArrVal_9255 (Array Int Int))) (= (select (select (store (store (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9245))) (store .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9254) c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9245 (Array Int Int)) (v_ArrVal_9254 (Array Int Int)) (v_ArrVal_9255 (Array Int Int))) (= (select (select (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9245))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9254) c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9245 (Array Int Int)) (v_ArrVal_9254 (Array Int Int)) (v_ArrVal_9255 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9245))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9254) c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))))) is different from false [2022-11-04 12:15:21,745 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse4 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse4 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_9245 (Array Int Int)) (v_ArrVal_9254 (Array Int Int)) (v_ArrVal_9255 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9245))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9254) c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9245 (Array Int Int)) (v_ArrVal_9254 (Array Int Int)) (v_ArrVal_9255 (Array Int Int))) (= (select (select (store (store (let ((.cse3 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9245))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9254) c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse4) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9245 (Array Int Int)) (v_ArrVal_9254 (Array Int Int)) (v_ArrVal_9255 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse5 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9245))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9254) c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9245 (Array Int Int)) (v_ArrVal_9254 (Array Int Int)) (v_ArrVal_9255 (Array Int Int))) (= (select (select (store (store (let ((.cse6 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9245))) (store .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9254) c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:15:21,802 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse7 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse7 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_9245 (Array Int Int)) (v_ArrVal_9254 (Array Int Int)) (v_ArrVal_9255 (Array Int Int))) (= (select (select (store (store (let ((.cse0 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9245))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9254) c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9245 (Array Int Int)) (v_ArrVal_9254 (Array Int Int)) (v_ArrVal_9255 (Array Int Int))) (= (select (select (store (store (let ((.cse4 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9245))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9254) c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9245 (Array Int Int)) (v_ArrVal_9254 (Array Int Int)) (v_ArrVal_9255 (Array Int Int))) (= (select (select (store (store (let ((.cse5 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9245))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9254) c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9245 (Array Int Int)) (v_ArrVal_9254 (Array Int Int)) (v_ArrVal_9255 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (let ((.cse6 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9245))) (store .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9254) c_~B~0.base v_ArrVal_9255) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse7)))))) is different from false [2022-11-04 12:15:21,864 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:21,864 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 62 [2022-11-04 12:15:21,872 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:21,872 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 334 treesize of output 238 [2022-11-04 12:15:21,880 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 214 treesize of output 182 [2022-11-04 12:15:21,883 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 166 [2022-11-04 12:15:22,085 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:15:22,086 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 1 [2022-11-04 12:15:22,090 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:15:22,091 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 1 [2022-11-04 12:15:22,095 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:15:22,096 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 1 [2022-11-04 12:15:22,917 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-04 12:15:22,918 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1341525147] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:15:22,918 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:15:22,918 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 21, 22] total 55 [2022-11-04 12:15:22,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127547338] [2022-11-04 12:15:22,918 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:15:22,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 56 states [2022-11-04 12:15:22,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:15:22,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2022-11-04 12:15:22,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=187, Invalid=1970, Unknown=41, NotChecked=882, Total=3080 [2022-11-04 12:15:22,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:22,920 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:15:22,920 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 56 states, 55 states have (on average 7.036363636363636) internal successors, (387), 56 states have internal predecessors, (387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:15:22,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:22,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:22,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:15:22,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:22,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:22,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:22,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:22,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:22,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:22,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:22,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:22,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:15:22,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:22,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:22,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:22,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:15:22,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:22,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:15:22,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:22,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:15:22,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:15:22,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:22,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:22,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:15:22,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:22,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:30,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:30,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:30,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:15:30,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:30,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:30,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:30,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:30,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:30,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:30,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:30,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:30,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:15:30,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:30,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:30,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:30,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:15:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:15:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:15:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:15:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:15:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:30,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:30,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2022-11-04 12:15:30,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52,29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:15:30,797 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:15:30,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:15:30,798 INFO L85 PathProgramCache]: Analyzing trace with hash -646411466, now seen corresponding path program 1 times [2022-11-04 12:15:30,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:15:30,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125079922] [2022-11-04 12:15:30,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:15:30,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:15:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:15:32,533 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:15:32,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:15:32,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125079922] [2022-11-04 12:15:32,534 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125079922] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:15:32,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1887694807] [2022-11-04 12:15:32,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:15:32,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:15:32,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:15:32,535 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:15:32,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2022-11-04 12:15:33,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:15:33,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-04 12:15:33,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:15:33,322 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:15:33,401 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:15:33,401 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:15:33,427 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:15:33,427 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:15:33,652 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:15:33,652 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:15:33,886 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:15:33,965 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:15:34,048 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:34,049 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:15:34,128 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:34,146 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:34,146 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:15:34,227 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:34,255 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:34,274 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:34,378 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:34,404 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:34,430 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:34,456 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:35,122 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:35,142 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:35,168 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:35,192 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:35,316 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:35,340 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:35,362 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:35,387 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:35,459 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2022-11-04 12:15:35,472 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:15:35,472 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:15:35,496 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9627 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9627 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9627 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9627 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:15:35,550 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:15:35,744 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:15:35,760 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:15:35,798 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:15:35,855 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:15:35,871 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store |c_#race| c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store |c_#race| c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store |c_#race| c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store |c_#race| c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:15:35,987 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:15:36,155 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1)))))) is different from false [2022-11-04 12:15:36,177 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int)) (v_ArrVal_9609 (Array Int Int))) (= (select (select (store (store (store (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9609))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int)) (v_ArrVal_9609 (Array Int Int))) (= (select (select (store (store (store (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9609))) (store .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse2 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int)) (v_ArrVal_9609 (Array Int Int))) (= (select (select (store (store (store (let ((.cse3 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9609))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int)) (v_ArrVal_9609 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store (let ((.cse4 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9609))) (store .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse4 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))))) is different from false [2022-11-04 12:15:36,201 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse4 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse2 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse4 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) (.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (and (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int)) (v_ArrVal_9609 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store (let ((.cse0 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9609))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int)) (v_ArrVal_9609 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store (let ((.cse3 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9609))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse4))) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int)) (v_ArrVal_9609 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store (let ((.cse5 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9609))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int)) (v_ArrVal_9609 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store (let ((.cse6 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9609))) (store .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse6 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1)))))) is different from false [2022-11-04 12:15:36,269 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse4 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse6 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse1 (+ 7 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse4 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse6 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int)) (v_ArrVal_9609 (Array Int Int))) (= (select (select (store (store (store (let ((.cse0 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9609))) (store .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse0 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int)) (v_ArrVal_9609 (Array Int Int))) (= (select (select (store (store (store (let ((.cse3 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9609))) (store .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse3 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse4) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int)) (v_ArrVal_9609 (Array Int Int))) (= (select (select (store (store (store (let ((.cse5 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9609))) (store .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse5 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse6) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9626 (Array Int Int)) (v_ArrVal_9618 (Array Int Int)) (v_ArrVal_9627 (Array Int Int)) (v_ArrVal_9609 (Array Int Int))) (= (select (select (store (store (store (let ((.cse7 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9609))) (store .cse7 |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select .cse7 |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9618) c_~B~0.base v_ArrVal_9626) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_9627) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:15:36,335 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:36,336 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 65 [2022-11-04 12:15:36,346 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:36,347 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 1098 treesize of output 798 [2022-11-04 12:15:36,368 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 782 treesize of output 734 [2022-11-04 12:15:36,378 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 734 treesize of output 638 [2022-11-04 12:15:36,388 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 638 treesize of output 614 [2022-11-04 12:15:36,400 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 426 treesize of output 410 [2022-11-04 12:15:36,806 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:15:36,807 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 1 [2022-11-04 12:15:36,814 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:15:36,815 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 1 [2022-11-04 12:15:36,823 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:15:36,823 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 1 [2022-11-04 12:15:37,710 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-04 12:15:37,710 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1887694807] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:15:37,710 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:15:37,711 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 24, 24] total 62 [2022-11-04 12:15:37,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616943305] [2022-11-04 12:15:37,711 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:15:37,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2022-11-04 12:15:37,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:15:37,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2022-11-04 12:15:37,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=248, Invalid=2338, Unknown=12, NotChecked=1308, Total=3906 [2022-11-04 12:15:37,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:37,714 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:15:37,715 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 62 states have (on average 7.032258064516129) internal successors, (436), 63 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:15:37,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:37,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:37,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:15:37,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:37,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:37,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:37,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:37,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:37,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:37,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:37,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:37,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:15:37,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:37,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:37,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:37,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:15:37,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:37,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:15:37,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:37,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:15:37,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:15:37,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:37,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:37,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:15:37,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:37,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:37,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:47,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:47,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:47,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:15:47,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:47,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:47,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:47,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:47,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:47,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:47,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:47,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:47,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:15:47,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:47,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:47,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:47,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:15:47,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:47,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:15:47,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:47,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:15:47,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:15:47,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:47,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:47,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:15:47,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:47,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:47,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:47,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2022-11-04 12:15:47,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53,30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:15:47,807 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:15:47,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:15:47,807 INFO L85 PathProgramCache]: Analyzing trace with hash -257467162, now seen corresponding path program 2 times [2022-11-04 12:15:47,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:15:47,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391461806] [2022-11-04 12:15:47,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:15:47,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:15:47,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:15:49,296 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:15:49,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:15:49,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391461806] [2022-11-04 12:15:49,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391461806] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:15:49,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1889044851] [2022-11-04 12:15:49,297 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-04 12:15:49,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:15:49,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:15:49,298 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:15:49,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2022-11-04 12:15:50,976 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-04 12:15:50,976 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:15:50,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 104 conjunts are in the unsatisfiable core [2022-11-04 12:15:50,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:15:51,004 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:15:51,242 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:15:51,243 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:15:51,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:15:51,576 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-04 12:15:51,659 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:15:51,659 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:15:52,000 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:15:52,000 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:15:52,391 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:15:52,485 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:15:52,600 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:15:52,687 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:52,711 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:52,738 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:52,773 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:52,892 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:52,922 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:52,941 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:52,973 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:53,589 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:15:53,650 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:53,650 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:15:53,714 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:15:53,715 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:15:53,740 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9934 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9934 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9934 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:15:53,772 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9934 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9934 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9934 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:15:53,806 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9934 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9934 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9934 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:15:53,842 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9934 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9934 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9934 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:15:53,852 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9934 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| c_~A~0.base v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_9934 (Array Int Int))) (= (select (select (store |c_#race| c_~A~0.base v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9934 (Array Int Int))) (= (select (select (store |c_#race| c_~A~0.base v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:15:53,914 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_9933 (Array Int Int)) (v_ArrVal_9934 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9933) c_~A~0.base v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9933 (Array Int Int)) (v_ArrVal_9934 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9933) c_~A~0.base v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9933 (Array Int Int)) (v_ArrVal_9934 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9933) c_~A~0.base v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:15:54,272 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_9933 (Array Int Int)) (v_ArrVal_9934 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9933) c_~A~0.base v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_9933 (Array Int Int)) (v_ArrVal_9934 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9933) c_~A~0.base v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_9933 (Array Int Int)) (v_ArrVal_9934 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_9933) c_~A~0.base v_ArrVal_9934) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))))) is different from false [2022-11-04 12:15:54,307 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:54,307 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 46 [2022-11-04 12:15:54,312 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:15:54,313 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 210 treesize of output 126 [2022-11-04 12:15:54,318 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 86 [2022-11-04 12:15:54,320 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 78 [2022-11-04 12:15:54,344 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:15:54,345 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 1 [2022-11-04 12:15:54,350 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:15:54,350 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 1 [2022-11-04 12:15:59,671 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-11-04 12:15:59,671 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1889044851] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:15:59,671 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:15:59,671 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 26, 22] total 61 [2022-11-04 12:15:59,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739625384] [2022-11-04 12:15:59,672 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:15:59,672 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2022-11-04 12:15:59,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:15:59,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2022-11-04 12:15:59,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=240, Invalid=2719, Unknown=39, NotChecked=784, Total=3782 [2022-11-04 12:15:59,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:59,675 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:15:59,675 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 61 states have (on average 7.819672131147541) internal successors, (477), 62 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:15:59,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:15:59,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:59,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:15:59,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:59,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:59,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:59,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:59,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:59,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:15:59,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:59,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:15:59,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:15:59,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:59,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:59,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:15:59,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:15:59,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:15:59,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:15:59,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:59,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:15:59,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:15:59,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:59,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:59,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:15:59,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:15:59,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:15:59,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:15:59,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:16:11,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:16:11,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:11,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:16:11,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:11,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:16:11,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:11,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:11,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:11,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:11,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:11,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:11,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:16:11,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:16:11,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:16:11,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:16:11,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:16:11,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:16:11,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:16:11,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:16:11,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:16:11,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:16:11,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:16:11,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:16:11,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:16:11,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:16:11,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:16:11,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:16:11,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:16:11,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2022-11-04 12:16:12,149 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54,31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:16:12,149 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:16:12,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:16:12,149 INFO L85 PathProgramCache]: Analyzing trace with hash 841911251, now seen corresponding path program 2 times [2022-11-04 12:16:12,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:16:12,150 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493877275] [2022-11-04 12:16:12,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:16:12,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:16:12,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:16:14,226 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:16:14,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:16:14,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493877275] [2022-11-04 12:16:14,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493877275] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:16:14,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1106032517] [2022-11-04 12:16:14,231 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-04 12:16:14,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:16:14,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:16:14,232 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:16:14,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2022-11-04 12:16:16,960 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-04 12:16:16,960 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:16:16,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 122 conjunts are in the unsatisfiable core [2022-11-04 12:16:16,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:16:16,984 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:16:17,280 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:16:17,280 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:16:17,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:16:17,567 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-04 12:16:17,637 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:16:17,637 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:16:18,013 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:16:18,013 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:16:18,470 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:16:18,581 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:16:18,728 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:16:18,831 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:18,860 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:18,903 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:18,938 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:19,100 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:19,144 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:19,175 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:19,214 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:20,164 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:20,188 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:20,221 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:20,244 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:20,459 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:20,486 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:20,512 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:20,536 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:20,676 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:20,748 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:16:20,748 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:16:20,821 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:16:20,821 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:16:20,854 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10309 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10309 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10309 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:16:20,899 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10308) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10308) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10308) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:16:21,059 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10308) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10308) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10308) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:16:21,074 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10308) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10308) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10308) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:16:21,098 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10308) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10308) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10308) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:16:21,140 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10308) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10308) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10308) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:16:21,155 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_10308) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_10308) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int))) (= (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_10308) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:16:21,243 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int)) (v_ArrVal_10298 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10298) c_~A~0.base v_ArrVal_10308) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int)) (v_ArrVal_10298 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10298) c_~A~0.base v_ArrVal_10308) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int)) (v_ArrVal_10298 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10298) c_~A~0.base v_ArrVal_10308) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:16:21,713 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int)) (v_ArrVal_10298 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10298) c_~A~0.base v_ArrVal_10308) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1))) (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int)) (v_ArrVal_10298 (Array Int Int))) (= (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10298) c_~A~0.base v_ArrVal_10308) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10309 (Array Int Int)) (v_ArrVal_10308 (Array Int Int)) (v_ArrVal_10298 (Array Int Int))) (= (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10298) c_~A~0.base v_ArrVal_10308) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10309) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:16:21,757 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:16:21,757 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 49 [2022-11-04 12:16:21,764 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:16:21,764 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 394 treesize of output 262 [2022-11-04 12:16:21,777 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 111 [2022-11-04 12:16:21,781 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 198 [2022-11-04 12:16:21,785 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 182 [2022-11-04 12:16:21,982 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:16:21,983 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 1 [2022-11-04 12:16:21,988 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:16:21,989 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 1 [2022-11-04 12:16:25,725 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-11-04 12:16:25,725 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1106032517] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:16:25,725 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:16:25,725 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 29, 24] total 74 [2022-11-04 12:16:25,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635477616] [2022-11-04 12:16:25,726 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:16:25,726 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2022-11-04 12:16:25,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:16:25,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2022-11-04 12:16:25,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=310, Invalid=3961, Unknown=55, NotChecked=1224, Total=5550 [2022-11-04 12:16:25,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:16:25,729 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:16:25,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 74 states have (on average 7.391891891891892) internal successors, (547), 75 states have internal predecessors, (547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:16:25,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:16:25,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:25,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:16:25,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:25,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:16:25,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:25,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:25,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:25,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:25,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:25,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:25,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:16:25,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:16:25,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:16:25,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:16:25,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:16:25,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:16:25,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:16:25,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:16:25,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:16:25,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:16:25,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:16:25,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:16:25,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:16:25,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:16:25,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:16:25,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:16:25,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:16:25,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:16:34,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:16:34,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:34,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:16:34,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:34,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:16:34,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:34,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:34,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:34,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:34,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:34,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:34,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:16:34,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:16:34,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:16:34,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:16:34,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:16:34,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:16:34,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:16:34,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:16:34,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:16:34,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:16:34,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:16:34,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:16:34,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:16:34,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:16:34,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:16:34,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:16:34,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:16:34,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:16:34,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2022-11-04 12:16:34,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable55 [2022-11-04 12:16:34,552 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:16:34,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:16:34,553 INFO L85 PathProgramCache]: Analyzing trace with hash 585253637, now seen corresponding path program 2 times [2022-11-04 12:16:34,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:16:34,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979524087] [2022-11-04 12:16:34,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:16:34,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:16:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:16:36,030 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:16:36,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:16:36,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979524087] [2022-11-04 12:16:36,031 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979524087] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:16:36,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [765215243] [2022-11-04 12:16:36,031 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-04 12:16:36,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:16:36,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:16:36,032 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:16:36,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2022-11-04 12:16:37,921 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-04 12:16:37,922 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:16:37,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 89 conjunts are in the unsatisfiable core [2022-11-04 12:16:37,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:16:37,944 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:16:38,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:16:38,148 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-04 12:16:38,217 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:16:38,217 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:16:38,570 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:16:38,570 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:16:38,937 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:16:39,015 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:16:39,122 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:16:39,203 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:39,220 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:39,252 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:39,269 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:39,380 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:39,405 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:39,434 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:39,457 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:39,988 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:16:40,051 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:16:40,051 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:16:40,116 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:16:40,117 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:16:40,143 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10617 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10617 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10617 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:16:40,184 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10617 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10617 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10617 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:16:40,209 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10617 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10617 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10617 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:16:40,242 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10617 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10617 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10617 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:16:40,253 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10617 (Array Int Int))) (= (select (select (store |c_#race| c_~B~0.base v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10617 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10617 (Array Int Int))) (= (select (select (store |c_#race| c_~B~0.base v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:16:40,399 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10617 (Array Int Int)) (v_ArrVal_10616 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10616) c_~B~0.base v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10617 (Array Int Int)) (v_ArrVal_10616 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10616) c_~B~0.base v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10617 (Array Int Int)) (v_ArrVal_10616 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10616) c_~B~0.base v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:16:40,497 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_10617 (Array Int Int)) (v_ArrVal_10616 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10616) c_~B~0.base v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10617 (Array Int Int)) (v_ArrVal_10616 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10616) c_~B~0.base v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10617 (Array Int Int)) (v_ArrVal_10616 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10616) c_~B~0.base v_ArrVal_10617) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:16:40,788 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:16:40,788 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 46 [2022-11-04 12:16:40,794 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:16:40,794 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 178 treesize of output 118 [2022-11-04 12:16:40,799 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 94 [2022-11-04 12:16:40,805 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 78 [2022-11-04 12:16:40,829 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:16:40,829 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 1 [2022-11-04 12:16:40,834 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:16:40,834 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 1 [2022-11-04 12:16:43,702 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-11-04 12:16:43,703 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [765215243] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:16:43,703 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:16:43,703 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 22, 22] total 60 [2022-11-04 12:16:43,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317958900] [2022-11-04 12:16:43,703 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:16:43,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2022-11-04 12:16:43,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:16:43,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2022-11-04 12:16:43,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=217, Invalid=2629, Unknown=44, NotChecked=770, Total=3660 [2022-11-04 12:16:43,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:16:43,706 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:16:43,707 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 60 states have (on average 6.95) internal successors, (417), 61 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:16:43,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:16:43,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:43,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:16:43,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:43,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:16:43,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:43,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:43,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:43,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:43,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:43,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:43,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:16:43,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:16:43,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:16:43,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:16:43,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:16:43,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:16:43,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:16:43,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:16:43,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:16:43,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:16:43,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:16:43,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:16:43,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:16:43,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:16:43,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:16:43,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:16:43,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:16:43,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:16:43,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:16:55,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:16:55,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:55,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:16:55,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:55,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:16:55,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:55,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:55,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:55,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:16:55,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:55,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:16:55,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:16:55,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:16:55,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:16:55,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:16:55,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:16:55,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:16:55,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:16:55,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:16:55,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:16:55,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:16:55,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:16:55,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:16:55,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:16:55,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:16:55,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:16:55,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:16:55,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:16:55,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:16:55,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:16:55,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2022-11-04 12:16:55,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable56 [2022-11-04 12:16:55,980 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:16:55,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:16:55,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1510393748, now seen corresponding path program 2 times [2022-11-04 12:16:55,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:16:55,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977331745] [2022-11-04 12:16:55,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:16:55,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:16:56,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:16:57,627 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:16:57,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:16:57,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977331745] [2022-11-04 12:16:57,628 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977331745] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:16:57,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [752774816] [2022-11-04 12:16:57,628 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-04 12:16:57,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:16:57,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:16:57,636 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:16:57,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2022-11-04 12:17:08,693 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-04 12:17:08,693 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:17:08,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 109 conjunts are in the unsatisfiable core [2022-11-04 12:17:08,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:17:08,721 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:17:08,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:17:08,922 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-04 12:17:08,990 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:17:08,990 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:17:09,330 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:17:09,330 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:17:09,850 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:17:09,953 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:17:10,087 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:17:10,167 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:17:10,200 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:17:10,230 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:17:10,262 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:17:10,404 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:17:10,426 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:17:10,460 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:17:10,489 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:17:11,305 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:17:11,331 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:17:11,356 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:17:11,375 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:17:11,562 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:17:11,594 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:17:11,611 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:17:11,639 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:17:11,767 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2022-11-04 12:17:11,831 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:17:11,832 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:17:11,894 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:17:11,894 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:17:11,922 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10991 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10991 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10991 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:17:11,962 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10990) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10990) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_10990) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:17:12,095 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10990) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10990) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10990) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:17:12,107 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10990) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10990) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_10990) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:17:12,137 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10990) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10990) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_10990) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:17:12,179 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10990) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10990) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_10990) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:17:12,192 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= (select (select (store (store |c_#race| c_~B~0.base v_ArrVal_10990) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| c_~B~0.base v_ArrVal_10990) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| c_~B~0.base v_ArrVal_10990) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:17:12,262 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10980 (Array Int Int)) (v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10980) c_~B~0.base v_ArrVal_10990) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_10980 (Array Int Int)) (v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10980) c_~B~0.base v_ArrVal_10990) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10980 (Array Int Int)) (v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10980) c_~B~0.base v_ArrVal_10990) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:17:12,386 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_10980 (Array Int Int)) (v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10980) c_~B~0.base v_ArrVal_10990) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10980 (Array Int Int)) (v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10980) c_~B~0.base v_ArrVal_10990) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10980 (Array Int Int)) (v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10980) c_~B~0.base v_ArrVal_10990) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:17:12,425 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) (.cse2 (+ 6 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|) .cse2 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_10980 (Array Int Int)) (v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10980) c_~B~0.base v_ArrVal_10990) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10980 (Array Int Int)) (v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10980) c_~B~0.base v_ArrVal_10990) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_10980 (Array Int Int)) (v_ArrVal_10991 (Array Int Int)) (v_ArrVal_10990 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_10980) c_~B~0.base v_ArrVal_10990) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_10991) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse2)))))) is different from false [2022-11-04 12:17:12,466 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:17:12,466 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 49 [2022-11-04 12:17:12,472 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:17:12,473 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 362 treesize of output 254 [2022-11-04 12:17:12,485 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 103 [2022-11-04 12:17:12,489 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 222 treesize of output 214 [2022-11-04 12:17:12,492 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 214 treesize of output 182 [2022-11-04 12:17:12,571 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:17:12,571 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 1 [2022-11-04 12:17:12,577 INFO L356 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2022-11-04 12:17:12,577 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 1 [2022-11-04 12:17:13,543 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-04 12:17:13,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [752774816] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:17:13,543 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:17:13,543 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 25, 24] total 66 [2022-11-04 12:17:13,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802902122] [2022-11-04 12:17:13,544 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:17:13,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2022-11-04 12:17:13,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:17:13,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2022-11-04 12:17:13,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=271, Invalid=2951, Unknown=10, NotChecked=1190, Total=4422 [2022-11-04 12:17:13,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:17:13,547 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:17:13,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 66 states have (on average 7.212121212121212) internal successors, (476), 67 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:17:13,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:17:13,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:17:13,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:17:13,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:17:13,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:17:13,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:17:13,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:17:13,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:17:13,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:17:13,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:17:13,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:17:13,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:17:13,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:17:13,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:17:13,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:17:13,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:17:13,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:17:13,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:17:13,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:17:13,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:17:13,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:17:13,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:17:13,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:17:13,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:17:13,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:17:13,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:17:13,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:17:13,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:17:13,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:17:13,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:17:13,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:17:26,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:17:26,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:17:26,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:17:26,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:17:26,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:17:26,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:17:26,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:17:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:17:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:17:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:17:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:17:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:17:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:17:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:17:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:17:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:17:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:17:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:17:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:17:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:17:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:17:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:17:26,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:17:26,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:17:26,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:17:26,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:17:26,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:17:26,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:17:26,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:17:26,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:17:26,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:17:27,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2022-11-04 12:17:27,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable57 [2022-11-04 12:17:27,161 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:17:27,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:17:27,162 INFO L85 PathProgramCache]: Analyzing trace with hash -909664672, now seen corresponding path program 3 times [2022-11-04 12:17:27,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:17:27,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255669872] [2022-11-04 12:17:27,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:17:27,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:17:27,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:17:28,478 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:17:28,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:17:28,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255669872] [2022-11-04 12:17:28,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255669872] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:17:28,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [713435518] [2022-11-04 12:17:28,479 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-04 12:17:28,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:17:28,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:17:28,480 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:17:28,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2022-11-04 12:17:33,919 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-04 12:17:33,919 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:17:33,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 109 conjunts are in the unsatisfiable core [2022-11-04 12:17:33,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:17:33,946 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:17:34,192 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:17:34,193 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:17:34,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:17:34,499 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-04 12:17:34,566 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:17:34,566 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:17:34,916 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:17:34,916 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:17:35,245 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:17:35,329 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:17:35,435 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:17:35,456 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:17:35,479 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:17:35,500 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:17:35,589 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:17:35,618 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:17:35,645 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:17:35,666 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:17:36,183 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-11-04 12:17:36,237 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:17:36,237 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:17:36,303 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:17:36,304 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:17:36,367 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:17:36,367 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:17:37,058 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ c_~A~0.offset 4))) (and (forall ((v_ArrVal_11298 Int) (v_ArrVal_11297 (Array Int Int))) (= (select (select (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11297))) (store .cse0 c_~A~0.base (store (select .cse0 c_~A~0.base) .cse1 v_ArrVal_11298))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11298 Int) (v_ArrVal_11297 (Array Int Int))) (= (select (select (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11297))) (store .cse2 c_~A~0.base (store (select .cse2 c_~A~0.base) .cse1 v_ArrVal_11298))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-04 12:17:37,401 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:17:37,402 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 55 treesize of output 46 [2022-11-04 12:17:37,411 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:17:37,412 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 322 treesize of output 292 [2022-11-04 12:17:37,437 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 336 treesize of output 308 [2022-11-04 12:17:37,463 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 104 [2022-11-04 12:17:37,918 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:17:37,918 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 137 treesize of output 93 [2022-11-04 12:17:37,944 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:17:37,944 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 55 treesize of output 46 [2022-11-04 12:17:37,948 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-04 12:17:37,956 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-04 12:17:37,956 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 114 treesize of output 100 [2022-11-04 12:17:37,962 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 49 [2022-11-04 12:17:37,968 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 72 [2022-11-04 12:17:45,012 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-11-04 12:17:45,013 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [713435518] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:17:45,013 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:17:45,013 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 26, 22] total 64 [2022-11-04 12:17:45,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848398981] [2022-11-04 12:17:45,013 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:17:45,014 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2022-11-04 12:17:45,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:17:45,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2022-11-04 12:17:45,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=266, Invalid=3756, Unknown=14, NotChecked=124, Total=4160 [2022-11-04 12:17:45,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:17:45,016 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:17:45,017 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 64 states have (on average 7.734375) internal successors, (495), 65 states have internal predecessors, (495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:17:45,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:17:45,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:17:45,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:17:45,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:17:45,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:17:45,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:17:45,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:17:45,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:17:45,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:17:45,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:17:45,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:17:45,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:17:45,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:17:45,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:17:45,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:17:45,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:17:45,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:17:45,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:17:45,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:17:45,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:17:45,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:17:45,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:17:45,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:17:45,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:17:45,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:17:45,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:17:45,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:17:45,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:17:45,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:17:45,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:17:45,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:17:45,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:17:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:17:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:17:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:17:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:17:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:17:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:17:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:17:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:17:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:17:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:17:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:17:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:17:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:17:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:17:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:17:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:17:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:17:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:17:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:17:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:17:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:17:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:17:53,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:17:53,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:17:53,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:17:53,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:17:53,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:17:53,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:17:53,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:17:53,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:17:53,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:17:53,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:17:53,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2022-11-04 12:17:53,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable58 [2022-11-04 12:17:53,673 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:17:53,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:17:53,673 INFO L85 PathProgramCache]: Analyzing trace with hash -1741615473, now seen corresponding path program 3 times [2022-11-04 12:17:53,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:17:53,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671491224] [2022-11-04 12:17:53,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:17:53,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:17:53,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:17:55,325 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:17:55,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:17:55,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671491224] [2022-11-04 12:17:55,326 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671491224] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:17:55,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1708519373] [2022-11-04 12:17:55,326 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-04 12:17:55,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:17:55,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:17:55,327 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:17:55,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2022-11-04 12:18:09,664 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-04 12:18:09,664 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:18:09,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 116 conjunts are in the unsatisfiable core [2022-11-04 12:18:09,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:18:09,692 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:18:09,901 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:18:09,901 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:18:10,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:18:10,171 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-04 12:18:10,238 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:18:10,238 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:18:10,591 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:18:10,591 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:18:11,021 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:18:11,147 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:18:11,277 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:11,309 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:11,335 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:11,366 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:11,509 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:11,536 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:11,563 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:11,601 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:12,324 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:12,347 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:12,363 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:12,385 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:12,480 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:12,503 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:12,523 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:12,541 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:12,644 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:12,700 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:18:12,700 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:18:12,765 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:18:12,765 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:18:12,831 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:18:12,831 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:18:12,861 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_11672 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11672) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11672 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11672) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:18:12,890 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_11672 (Array Int Int)) (v_ArrVal_11671 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_11671) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11672) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11672 (Array Int Int)) (v_ArrVal_11671 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_11671) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11672) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:18:12,994 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_11672 (Array Int Int)) (v_ArrVal_11671 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11671) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11672) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_11672 (Array Int Int)) (v_ArrVal_11671 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11671) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_11672) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:18:13,005 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_11672 (Array Int Int)) (v_ArrVal_11671 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11671) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_11672) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11672 (Array Int Int)) (v_ArrVal_11671 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_11671) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_11672) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:18:13,020 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_11672 (Array Int Int)) (v_ArrVal_11671 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_11671) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11672) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11672 (Array Int Int)) (v_ArrVal_11671 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_11671) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11672) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:18:13,049 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_11672 (Array Int Int)) (v_ArrVal_11671 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_11671) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11672) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11672 (Array Int Int)) (v_ArrVal_11671 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_11671) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11672) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:18:13,058 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_11672 (Array Int Int)) (v_ArrVal_11671 (Array Int Int))) (= (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_11671) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11672) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_11672 (Array Int Int)) (v_ArrVal_11671 (Array Int Int))) (= (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_11671) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11672) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:18:13,114 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_11663 (Array Int Int)) (v_ArrVal_11672 (Array Int Int)) (v_ArrVal_11671 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11663) c_~A~0.base v_ArrVal_11671) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11672) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_11663 (Array Int Int)) (v_ArrVal_11672 (Array Int Int)) (v_ArrVal_11671 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11663) c_~A~0.base v_ArrVal_11671) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_11672) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:18:13,432 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:18:13,432 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 39 [2022-11-04 12:18:13,439 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:18:13,439 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 686 treesize of output 506 [2022-11-04 12:18:13,462 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 243 treesize of output 211 [2022-11-04 12:18:13,469 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 454 treesize of output 390 [2022-11-04 12:18:13,474 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 390 treesize of output 374 [2022-11-04 12:18:14,121 INFO L356 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-04 12:18:14,121 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2022-11-04 12:18:19,452 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-11-04 12:18:19,452 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1708519373] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:18:19,452 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:18:19,453 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 27, 24] total 67 [2022-11-04 12:18:19,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112705453] [2022-11-04 12:18:19,453 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:18:19,454 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 68 states [2022-11-04 12:18:19,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:18:19,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2022-11-04 12:18:19,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=277, Invalid=3254, Unknown=41, NotChecked=984, Total=4556 [2022-11-04 12:18:19,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:18:19,456 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:18:19,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 68 states, 67 states have (on average 7.985074626865671) internal successors, (535), 68 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:18:19,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:18:19,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:18:19,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:18:19,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:18:19,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:18:19,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:18:19,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:18:19,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:18:19,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:18:19,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:18:19,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:18:19,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:18:19,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:18:19,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:18:19,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:18:19,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:18:19,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:18:19,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:18:19,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:18:19,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:18:19,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:18:19,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:18:19,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:18:19,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:18:19,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:18:19,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:18:19,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:18:19,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:18:19,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:18:19,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:18:19,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:18:19,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:18:19,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:18:33,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:18:33,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:18:33,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:18:33,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:18:33,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:18:33,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:18:33,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:18:33,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:18:33,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:18:33,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:18:33,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:18:33,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:18:33,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:18:33,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:18:33,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:18:33,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:18:33,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:18:33,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:18:33,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:18:33,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:18:33,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:18:33,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:18:33,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:18:33,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:18:33,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:18:33,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:18:33,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:18:33,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:18:33,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:18:33,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:18:33,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:18:33,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:18:33,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:18:33,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Forceful destruction successful, exit code 0 [2022-11-04 12:18:33,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59,36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:18:33,903 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:18:33,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:18:33,904 INFO L85 PathProgramCache]: Analyzing trace with hash -555123679, now seen corresponding path program 3 times [2022-11-04 12:18:33,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:18:33,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839517210] [2022-11-04 12:18:33,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:18:33,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:18:33,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:18:35,297 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:18:35,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:18:35,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839517210] [2022-11-04 12:18:35,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839517210] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:18:35,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [148401363] [2022-11-04 12:18:35,298 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-04 12:18:35,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:18:35,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:18:35,299 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:18:35,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2022-11-04 12:18:40,821 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-04 12:18:40,821 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:18:40,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 94 conjunts are in the unsatisfiable core [2022-11-04 12:18:40,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:18:40,928 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:18:41,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:18:41,174 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-04 12:18:41,244 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:18:41,244 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:18:41,549 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:18:41,549 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:18:41,876 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:18:41,953 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:18:42,048 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:42,061 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:42,086 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:42,097 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:42,170 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:42,194 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:42,212 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:42,226 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:18:42,635 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:18:42,635 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-11-04 12:18:42,646 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:18:42,646 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:18:42,657 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:18:42,658 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:18:42,667 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:18:42,667 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:18:43,400 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 4 c_~B~0.offset))) (and (forall ((v_ArrVal_11979 (Array Int Int)) (v_ArrVal_11981 Int)) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse0 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11979))) (store .cse0 c_~B~0.base (store (select .cse0 c_~B~0.base) .cse1 v_ArrVal_11981))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_11979 (Array Int Int)) (v_ArrVal_11981 Int)) (= (select (select (let ((.cse2 (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11979))) (store .cse2 c_~B~0.base (store (select .cse2 c_~B~0.base) .cse1 v_ArrVal_11981))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) is different from false [2022-11-04 12:18:43,508 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse1 (+ 4 c_~B~0.offset)) (.cse2 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_11979 (Array Int Int)) (v_ArrVal_11981 Int)) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (let ((.cse0 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11979))) (store .cse0 c_~B~0.base (store (select .cse0 c_~B~0.base) .cse1 v_ArrVal_11981))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse3))) (forall ((v_ArrVal_11979 (Array Int Int)) (v_ArrVal_11981 Int)) (= (select (select (let ((.cse4 (store .cse2 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_11979))) (store .cse4 c_~B~0.base (store (select .cse4 c_~B~0.base) .cse1 v_ArrVal_11981))) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:18:43,536 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:18:43,536 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 55 treesize of output 46 [2022-11-04 12:18:43,545 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:18:43,545 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 322 treesize of output 292 [2022-11-04 12:18:43,554 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 336 treesize of output 308 [2022-11-04 12:18:43,569 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 104 [2022-11-04 12:18:43,886 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:18:43,886 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 43 [2022-11-04 12:18:43,897 INFO L356 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-04 12:18:43,897 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 55 treesize of output 1 [2022-11-04 12:18:47,207 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-04 12:18:47,207 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [148401363] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:18:47,207 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:18:47,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 26, 22] total 63 [2022-11-04 12:18:47,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080238225] [2022-11-04 12:18:47,208 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:18:47,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2022-11-04 12:18:47,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:18:47,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2022-11-04 12:18:47,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=3563, Unknown=3, NotChecked=242, Total=4032 [2022-11-04 12:18:47,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:18:47,210 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:18:47,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 63 states have (on average 7.063492063492063) internal successors, (445), 64 states have internal predecessors, (445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:18:47,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:18:47,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:18:47,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:18:47,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:18:47,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:18:47,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:18:47,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:18:47,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:18:47,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:18:47,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:18:47,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:18:47,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:18:47,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:18:47,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:18:47,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:18:47,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:18:47,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:18:47,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:18:47,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:18:47,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:18:47,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:18:47,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:18:47,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:18:47,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:18:47,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:18:47,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:18:47,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:18:47,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:18:47,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:18:47,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:18:47,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:18:47,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:18:47,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:18:47,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:18:58,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:18:58,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:18:58,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:18:58,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:18:58,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:18:58,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:18:58,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:18:58,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:18:58,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:18:58,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:18:58,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:18:58,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:18:58,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:18:58,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:18:58,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:18:58,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:18:58,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:18:58,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:18:58,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:18:58,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:18:58,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:18:58,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:18:58,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:18:58,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:18:58,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:18:58,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:18:58,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:18:58,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:18:58,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:18:58,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:18:58,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:18:58,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:18:58,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:18:58,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-04 12:18:58,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2022-11-04 12:18:58,535 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:18:58,536 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:18:58,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:18:58,536 INFO L85 PathProgramCache]: Analyzing trace with hash -25745609, now seen corresponding path program 1 times [2022-11-04 12:18:58,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:18:58,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428739023] [2022-11-04 12:18:58,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:18:58,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:18:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:18:59,834 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:18:59,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:18:59,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428739023] [2022-11-04 12:18:59,835 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428739023] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:18:59,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [848922014] [2022-11-04 12:18:59,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:18:59,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:18:59,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:18:59,836 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:18:59,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2022-11-04 12:19:00,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:19:00,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 62 conjunts are in the unsatisfiable core [2022-11-04 12:19:00,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:19:00,628 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:19:00,678 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:19:00,679 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:19:00,704 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:19:00,704 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:19:00,928 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:19:00,928 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:19:01,243 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:19:01,301 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:19:01,374 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:01,391 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:01,400 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:01,415 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:01,472 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:01,486 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:01,501 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:01,517 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:01,667 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:01,679 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:01,690 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:19:01,690 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:19:01,702 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:19:01,702 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:19:01,711 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:19:01,711 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:19:01,738 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12294 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12294) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12294 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12294) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:19:01,765 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12294 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12294) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12294 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12294) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:19:01,782 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12294 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_12294) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12294 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_12294) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:19:01,803 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12294 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_12294) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12294 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_12294) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:19:01,811 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12294 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_12294) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_12294 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_12294) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:19:01,854 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12294 (Array Int Int)) (v_ArrVal_12292 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_12292) c_~B~0.base v_ArrVal_12294) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_12294 (Array Int Int)) (v_ArrVal_12292 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_12292) c_~B~0.base v_ArrVal_12294) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:19:01,936 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_12294 (Array Int Int)) (v_ArrVal_12292 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_12292) c_~B~0.base v_ArrVal_12294) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12294 (Array Int Int)) (v_ArrVal_12292 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_12292) c_~B~0.base v_ArrVal_12294) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:19:01,960 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:19:01,960 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 36 [2022-11-04 12:19:01,965 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:19:01,966 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 162 treesize of output 114 [2022-11-04 12:19:01,971 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 86 [2022-11-04 12:19:01,974 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 39 [2022-11-04 12:19:01,996 INFO L356 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-04 12:19:01,996 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 1 [2022-11-04 12:19:02,617 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-04 12:19:02,617 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [848922014] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:19:02,617 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:19:02,617 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 21, 21] total 46 [2022-11-04 12:19:02,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446198187] [2022-11-04 12:19:02,617 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:19:02,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2022-11-04 12:19:02,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:19:02,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2022-11-04 12:19:02,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=1437, Unknown=7, NotChecked=574, Total=2162 [2022-11-04 12:19:02,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:19:02,619 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:19:02,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 46 states have (on average 8.152173913043478) internal successors, (375), 47 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:19:02,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:19:02,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:02,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:19:02,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:02,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:19:02,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:02,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:02,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:02,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:02,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:02,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:02,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:19:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:19:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:19:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:19:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:19:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:19:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:19:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:19:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:19:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:19:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:19:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:19:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:19:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:19:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:19:02,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:19:02,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:19:02,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:19:02,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:19:02,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:19:02,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:19:02,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:19:02,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-04 12:19:02,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:19:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:19:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:19:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:19:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:19:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:19:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:19:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:19:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:19:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:19:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:19:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:19:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:19:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:19:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:19:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:19:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:19:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:19:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:19:14,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:19:14,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:19:14,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:19:14,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:19:14,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:19:14,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:19:14,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:19:14,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-04 12:19:14,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:19:14,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Ended with exit code 0 [2022-11-04 12:19:14,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:19:14,568 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:19:14,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:19:14,568 INFO L85 PathProgramCache]: Analyzing trace with hash -794864832, now seen corresponding path program 1 times [2022-11-04 12:19:14,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:19:14,569 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015925931] [2022-11-04 12:19:14,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:19:14,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:19:14,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:19:16,033 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:19:16,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:19:16,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015925931] [2022-11-04 12:19:16,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015925931] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:19:16,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [624975350] [2022-11-04 12:19:16,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:19:16,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:19:16,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:19:16,034 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:19:16,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2022-11-04 12:19:16,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:19:16,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 63 conjunts are in the unsatisfiable core [2022-11-04 12:19:16,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:19:16,864 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:19:16,925 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:19:16,925 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:19:16,959 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:19:16,960 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:19:17,197 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:19:17,197 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:19:17,408 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:19:17,471 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:19:17,660 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:17,673 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:17,686 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:17,699 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:17,749 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:17,764 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:17,784 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:17,798 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:17,913 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:17,923 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:17,933 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:17,942 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:19:17,942 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:19:17,952 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:19:17,953 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:19:17,961 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:19:17,961 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:19:17,986 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12612 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12612) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12612 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12612) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:19:18,016 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12612 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12612) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_12612 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12612) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:19:18,038 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12612 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_12612) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12612 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_12612) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:19:18,058 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12612 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_12612) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12612 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_12612) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:19:18,065 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12612 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_12612) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_12612 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_12612) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:19:18,103 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12609 (Array Int Int)) (v_ArrVal_12612 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_12609) c_~B~0.base v_ArrVal_12612) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12609 (Array Int Int)) (v_ArrVal_12612 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_12609) c_~B~0.base v_ArrVal_12612) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:19:18,185 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_12609 (Array Int Int)) (v_ArrVal_12612 (Array Int Int))) (= (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_12609) c_~B~0.base v_ArrVal_12612) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12609 (Array Int Int)) (v_ArrVal_12612 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_12609) c_~B~0.base v_ArrVal_12612) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))))) is different from false [2022-11-04 12:19:18,207 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:19:18,208 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 36 [2022-11-04 12:19:18,212 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:19:18,212 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 58 [2022-11-04 12:19:18,215 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 38 [2022-11-04 12:19:18,218 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2022-11-04 12:19:18,238 INFO L356 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-04 12:19:18,238 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 1 [2022-11-04 12:19:19,018 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-04 12:19:19,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [624975350] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:19:19,018 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:19:19,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 21, 21] total 50 [2022-11-04 12:19:19,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484816465] [2022-11-04 12:19:19,019 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:19:19,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2022-11-04 12:19:19,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:19:19,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2022-11-04 12:19:19,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=1760, Unknown=7, NotChecked=630, Total=2550 [2022-11-04 12:19:19,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:19:19,020 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:19:19,020 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 50 states have (on average 7.74) internal successors, (387), 51 states have internal predecessors, (387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:19:19,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:19:19,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:19,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:19:19,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:19,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:19:19,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:19,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:19,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:19,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:19,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:19,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:19,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:19:19,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:19:19,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:19:19,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:19:19,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:19:19,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:19:19,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:19:19,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:19:19,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:19:19,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:19:19,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:19:19,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:19:19,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:19:19,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:19:19,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:19:19,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:19:19,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:19:19,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:19:19,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:19:19,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:19:19,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:19:19,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:19:19,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-04 12:19:19,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:19:19,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:19:28,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:19:28,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:28,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:19:28,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:28,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:19:28,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:28,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:28,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:28,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:28,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:28,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:28,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:19:28,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:19:28,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:19:28,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:19:28,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:19:28,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:19:28,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:19:28,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:19:28,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:19:28,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:19:28,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:19:28,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:19:28,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:19:28,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:19:28,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:19:28,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:19:28,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:19:28,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:19:28,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:19:28,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:19:28,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:19:28,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:19:28,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-04 12:19:28,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:19:28,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:19:28,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2022-11-04 12:19:29,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62,39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:19:29,015 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:19:29,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:19:29,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1801472750, now seen corresponding path program 3 times [2022-11-04 12:19:29,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:19:29,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615284657] [2022-11-04 12:19:29,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:19:29,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:19:29,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:19:30,626 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:19:30,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:19:30,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615284657] [2022-11-04 12:19:30,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615284657] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:19:30,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [834485841] [2022-11-04 12:19:30,627 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-04 12:19:30,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:19:30,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:19:30,628 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:19:30,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2022-11-04 12:19:40,700 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-04 12:19:40,700 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:19:40,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 93 conjunts are in the unsatisfiable core [2022-11-04 12:19:40,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:19:40,723 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:19:40,866 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-04 12:19:40,867 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 18 [2022-11-04 12:19:40,960 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:19:40,961 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 25 [2022-11-04 12:19:41,393 INFO L356 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2022-11-04 12:19:41,393 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 28 [2022-11-04 12:19:41,847 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:19:41,962 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:19:42,101 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:42,121 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:42,145 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:42,177 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:42,313 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:42,339 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:42,368 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:42,398 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:43,158 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:43,186 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:43,203 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:43,231 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:43,345 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:43,367 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:43,389 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:43,408 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:43,499 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2022-11-04 12:19:43,554 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:19:43,554 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:19:43,621 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:19:43,621 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:19:43,686 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:19:43,686 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:19:43,713 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12984 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12984) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_12984 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12984) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:19:43,739 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12983 (Array Int Int)) (v_ArrVal_12984 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12983) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12984) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_12983 (Array Int Int)) (v_ArrVal_12984 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_12983) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12984) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:19:43,827 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12983 (Array Int Int)) (v_ArrVal_12984 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12983) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12984) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12983 (Array Int Int)) (v_ArrVal_12984 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12983) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_12984) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:19:43,836 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12983 (Array Int Int)) (v_ArrVal_12984 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12983) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_12984) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12983 (Array Int Int)) (v_ArrVal_12984 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_12983) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_12984) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:19:43,850 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12983 (Array Int Int)) (v_ArrVal_12984 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_12983) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12984) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12983 (Array Int Int)) (v_ArrVal_12984 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_12983) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12984) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))) is different from false [2022-11-04 12:19:43,874 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12983 (Array Int Int)) (v_ArrVal_12984 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_12983) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12984) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12983 (Array Int Int)) (v_ArrVal_12984 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_12983) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12984) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:19:43,883 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12983 (Array Int Int)) (v_ArrVal_12984 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| c_~B~0.base v_ArrVal_12983) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12984) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) (forall ((v_ArrVal_12983 (Array Int Int)) (v_ArrVal_12984 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| c_~B~0.base v_ArrVal_12983) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12984) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:19:43,930 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12983 (Array Int Int)) (v_ArrVal_12984 (Array Int Int)) (v_ArrVal_12975 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_12975) c_~B~0.base v_ArrVal_12983) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12984) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12983 (Array Int Int)) (v_ArrVal_12984 (Array Int Int)) (v_ArrVal_12975 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_12975) c_~B~0.base v_ArrVal_12983) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12984) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))))) is different from false [2022-11-04 12:19:44,023 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 5 |c_t1_funThread1of2ForFork2_init_~p#1.offset|))) (let ((.cse0 (store |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base| (store (select |c_#race| |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1 |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)))) (and (forall ((v_ArrVal_12983 (Array Int Int)) (v_ArrVal_12984 (Array Int Int)) (v_ArrVal_12975 (Array Int Int))) (= (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_12975) c_~B~0.base v_ArrVal_12983) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12984) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) (forall ((v_ArrVal_12983 (Array Int Int)) (v_ArrVal_12984 (Array Int Int)) (v_ArrVal_12975 (Array Int Int))) (= (select (select (store (store (store .cse0 |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_12975) c_~B~0.base v_ArrVal_12983) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_12984) |c_t1_funThread1of2ForFork2_init_~p#1.base|) .cse1) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|))))) is different from false [2022-11-04 12:19:44,047 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:19:44,047 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 39 [2022-11-04 12:19:44,053 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:19:44,053 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 378 treesize of output 258 [2022-11-04 12:19:44,061 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 238 treesize of output 206 [2022-11-04 12:19:44,064 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 190 [2022-11-04 12:19:44,070 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 91 [2022-11-04 12:19:44,146 INFO L356 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2022-11-04 12:19:44,146 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2022-11-04 12:19:47,165 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-04 12:19:47,166 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [834485841] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:19:47,166 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:19:47,166 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 63 [2022-11-04 12:19:47,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101030221] [2022-11-04 12:19:47,166 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:19:47,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2022-11-04 12:19:47,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:19:47,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2022-11-04 12:19:47,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=232, Invalid=2764, Unknown=10, NotChecked=1026, Total=4032 [2022-11-04 12:19:47,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:19:47,168 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:19:47,168 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 63 states have (on average 7.412698412698413) internal successors, (467), 64 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:19:47,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:19:47,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:47,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:19:47,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:47,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:19:47,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:47,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:47,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:47,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:19:47,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:47,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:19:47,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:19:47,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:19:47,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:19:47,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:19:47,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2022-11-04 12:19:47,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:19:47,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:19:47,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:19:47,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2022-11-04 12:19:47,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:19:47,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:19:47,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:19:47,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:19:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:19:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:19:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:19:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:19:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:19:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:19:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:19:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:19:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:19:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-04 12:19:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:19:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:19:47,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:20:03,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:20:03,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:03,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:20:03,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:03,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:20:03,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:03,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:03,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:03,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:03,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:03,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:03,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-04 12:20:03,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:03,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:20:03,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:20:03,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-11-04 12:20:03,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:20:03,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:20:03,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:03,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-04 12:20:03,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-04 12:20:03,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:20:03,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:03,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:20:03,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:20:03,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:03,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:20:03,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:20:03,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:20:03,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:20:03,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:20:03,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:20:03,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:20:03,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-04 12:20:03,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:20:03,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:20:03,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:20:03,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Ended with exit code 0 [2022-11-04 12:20:03,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63,40 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:20:03,808 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:20:03,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:20:03,809 INFO L85 PathProgramCache]: Analyzing trace with hash -719126722, now seen corresponding path program 4 times [2022-11-04 12:20:03,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:20:03,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105625870] [2022-11-04 12:20:03,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:20:03,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:20:03,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:20:05,069 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:20:05,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:20:05,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105625870] [2022-11-04 12:20:05,070 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105625870] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:20:05,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1118439220] [2022-11-04 12:20:05,070 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-04 12:20:05,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:20:05,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:20:05,071 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:20:05,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2022-11-04 12:20:07,815 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-04 12:20:07,815 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:20:07,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 114 conjunts are in the unsatisfiable core [2022-11-04 12:20:07,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:20:07,832 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:20:07,968 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-04 12:20:07,968 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-04 12:20:08,221 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:20:08,221 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:20:08,307 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:20:08,307 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:20:08,737 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:20:08,738 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:09,098 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:20:09,210 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:09,226 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:09,242 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:09,258 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:09,322 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:09,338 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:09,350 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:09,366 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:09,702 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:09,745 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:20:09,797 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:20:09,797 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:20:09,857 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:20:09,857 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:20:09,918 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:20:09,919 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:20:09,942 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13291 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13291) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:20:09,953 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13291 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13291) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:20:09,962 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13291 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_13291) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-04 12:20:09,973 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13291 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_13291) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-04 12:20:09,977 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13291 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| c_~A~0.base v_ArrVal_13291) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-04 12:20:09,997 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13290 (Array Int Int)) (v_ArrVal_13291 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_13290) c_~A~0.base v_ArrVal_13291) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:20:10,041 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:20:10,041 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 26 [2022-11-04 12:20:10,043 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 110 [2022-11-04 12:20:10,047 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 86 [2022-11-04 12:20:10,049 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 78 [2022-11-04 12:20:11,022 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-04 12:20:11,022 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1118439220] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:20:11,022 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:20:11,022 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 27, 21] total 59 [2022-11-04 12:20:11,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932994703] [2022-11-04 12:20:11,023 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:20:11,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2022-11-04 12:20:11,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:20:11,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2022-11-04 12:20:11,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=229, Invalid=2651, Unknown=6, NotChecked=654, Total=3540 [2022-11-04 12:20:11,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:20:11,025 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:20:11,025 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 59 states have (on average 8.05084745762712) internal successors, (475), 60 states have internal predecessors, (475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:20:11,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:20:11,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:11,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:20:11,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:11,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:20:11,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:11,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:11,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:11,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:11,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:11,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:11,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-04 12:20:11,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:11,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:20:11,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:20:11,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-11-04 12:20:11,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:20:11,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:20:11,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:11,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-04 12:20:11,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-04 12:20:11,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:20:11,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:11,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:20:11,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:20:11,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:11,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:20:11,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:20:11,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:20:11,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:20:11,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:20:11,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:20:11,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:20:11,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-04 12:20:11,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:20:11,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:20:11,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:20:11,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:20:24,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:20:24,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:24,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:20:24,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:24,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:20:24,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:24,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:24,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:24,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:24,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:24,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:24,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-04 12:20:24,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:24,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:20:24,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:20:24,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-11-04 12:20:24,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:20:24,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:20:24,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:24,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-04 12:20:24,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-04 12:20:24,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:20:24,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:24,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:20:24,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:20:24,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:24,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:20:24,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:20:24,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:20:24,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:20:24,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:20:24,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:20:24,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:20:24,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-04 12:20:24,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:20:24,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:20:24,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:20:24,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:20:24,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Ended with exit code 0 [2022-11-04 12:20:24,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable64 [2022-11-04 12:20:24,996 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:20:24,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:20:24,998 INFO L85 PathProgramCache]: Analyzing trace with hash -918191011, now seen corresponding path program 4 times [2022-11-04 12:20:24,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:20:24,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130588630] [2022-11-04 12:20:24,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:20:24,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:20:25,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:20:26,659 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:20:26,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:20:26,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130588630] [2022-11-04 12:20:26,660 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130588630] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:20:26,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1191694356] [2022-11-04 12:20:26,660 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-04 12:20:26,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:20:26,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:20:26,661 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:20:26,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2022-11-04 12:20:36,185 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-04 12:20:36,186 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:20:36,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 114 conjunts are in the unsatisfiable core [2022-11-04 12:20:36,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:20:36,207 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:20:36,385 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:20:36,385 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:20:36,756 INFO L356 Elim1Store]: treesize reduction 28, result has 28.2 percent of original size [2022-11-04 12:20:36,756 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 22 [2022-11-04 12:20:36,896 INFO L356 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-04 12:20:36,896 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2022-11-04 12:20:37,517 INFO L356 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2022-11-04 12:20:37,517 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2022-11-04 12:20:37,874 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:20:38,002 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:38,018 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:38,043 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:38,054 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:38,144 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:38,162 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:38,176 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:38,201 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:38,831 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:38,844 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:38,856 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:38,880 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:38,954 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:38,971 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:38,984 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:38,998 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:39,078 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:39,128 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:20:39,205 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:20:39,205 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:20:39,271 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:20:39,272 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:20:39,337 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:20:39,337 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:20:39,360 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13665 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13665) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-04 12:20:39,373 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13664 (Array Int Int)) (v_ArrVal_13665 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13664) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13665) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:20:39,416 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13664 (Array Int Int)) (v_ArrVal_13665 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13664) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_13665) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-04 12:20:39,421 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13664 (Array Int Int)) (v_ArrVal_13665 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13664) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_13665) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:20:39,428 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13664 (Array Int Int)) (v_ArrVal_13665 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_13664) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_13665) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-04 12:20:39,441 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13664 (Array Int Int)) (v_ArrVal_13665 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_13664) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_13665) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:20:39,446 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13664 (Array Int Int)) (v_ArrVal_13665 (Array Int Int))) (= (select (select (store (store |c_#race| c_~A~0.base v_ArrVal_13664) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_13665) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:20:39,467 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13664 (Array Int Int)) (v_ArrVal_13665 (Array Int Int)) (v_ArrVal_13655 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_13655) c_~A~0.base v_ArrVal_13664) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_13665) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:20:39,516 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:20:39,516 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 29 [2022-11-04 12:20:39,520 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1350 treesize of output 1014 [2022-11-04 12:20:39,544 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 982 treesize of output 950 [2022-11-04 12:20:39,557 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 475 treesize of output 411 [2022-11-04 12:20:39,567 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 886 treesize of output 758 [2022-11-04 12:20:41,251 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-04 12:20:41,252 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1191694356] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:20:41,252 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:20:41,252 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 28, 24] total 69 [2022-11-04 12:20:41,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304514713] [2022-11-04 12:20:41,252 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:20:41,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2022-11-04 12:20:41,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:20:41,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2022-11-04 12:20:41,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=292, Invalid=3514, Unknown=8, NotChecked=1016, Total=4830 [2022-11-04 12:20:41,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:20:41,253 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:20:41,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 69 states have (on average 7.72463768115942) internal successors, (533), 70 states have internal predecessors, (533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:20:41,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:20:41,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:41,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:20:41,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:41,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:20:41,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:41,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:41,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:41,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:41,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:41,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:41,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-04 12:20:41,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:41,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:20:41,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:20:41,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-11-04 12:20:41,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:20:41,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:20:41,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:41,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-04 12:20:41,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-04 12:20:41,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:20:41,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:41,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:20:41,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:20:41,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:41,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:20:41,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:20:41,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:20:41,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:20:41,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:20:41,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:20:41,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:20:41,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-04 12:20:41,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:20:41,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:20:41,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:20:41,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:20:41,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:20:52,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:20:52,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:52,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:20:52,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:52,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:20:52,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:52,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:52,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:52,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:20:52,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:52,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:20:52,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-04 12:20:52,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:52,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:20:52,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:20:52,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-11-04 12:20:52,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:20:52,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:20:52,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:52,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-04 12:20:52,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-04 12:20:52,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:20:52,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:52,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:20:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:20:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:20:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:20:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:20:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:20:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:20:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:20:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:20:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:20:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-04 12:20:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:20:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:20:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:20:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:20:52,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-11-04 12:20:52,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Forceful destruction successful, exit code 0 [2022-11-04 12:20:53,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable65 [2022-11-04 12:20:53,080 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:20:53,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:20:53,081 INFO L85 PathProgramCache]: Analyzing trace with hash 1681709469, now seen corresponding path program 4 times [2022-11-04 12:20:53,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:20:53,082 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120424829] [2022-11-04 12:20:53,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:20:53,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:20:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:20:54,132 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:20:54,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:20:54,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120424829] [2022-11-04 12:20:54,133 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120424829] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:20:54,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [724732151] [2022-11-04 12:20:54,133 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-04 12:20:54,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:20:54,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:20:54,135 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:20:54,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2022-11-04 12:20:58,232 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-04 12:20:58,233 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:20:58,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 97 conjunts are in the unsatisfiable core [2022-11-04 12:20:58,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:20:58,255 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:20:58,453 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:20:58,453 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:20:58,504 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:20:58,504 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:20:58,838 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:20:58,839 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:59,191 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:20:59,288 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:59,308 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:59,319 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:59,336 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:59,407 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:59,422 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:59,434 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:59,451 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:59,881 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:20:59,920 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:20:59,968 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:20:59,968 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:21:00,025 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:21:00,025 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:21:00,082 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:21:00,083 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:21:00,105 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13973 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_13973) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:21:00,116 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13973 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_13973) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-04 12:21:00,124 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13973 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_13973) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:21:00,135 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13973 (Array Int Int))) (= (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_13973) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:21:00,139 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13973 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| c_~B~0.base v_ArrVal_13973) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-04 12:21:00,158 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13972 (Array Int Int)) (v_ArrVal_13973 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_13972) c_~B~0.base v_ArrVal_13973) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-04 12:21:00,200 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:21:00,200 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 26 [2022-11-04 12:21:00,202 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 110 [2022-11-04 12:21:00,206 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 94 [2022-11-04 12:21:00,208 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 78 [2022-11-04 12:21:00,848 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-04 12:21:00,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [724732151] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:21:00,849 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:21:00,849 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 22, 21] total 54 [2022-11-04 12:21:00,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806189666] [2022-11-04 12:21:00,849 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:21:00,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2022-11-04 12:21:00,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:21:00,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2022-11-04 12:21:00,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=2174, Unknown=6, NotChecked=594, Total=2970 [2022-11-04 12:21:00,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:21:00,850 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:21:00,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 54 states have (on average 7.685185185185185) internal successors, (415), 55 states have internal predecessors, (415), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:21:00,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:21:00,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:21:00,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:21:00,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:21:00,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:21:00,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:21:00,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:21:00,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:21:00,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:21:00,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:21:00,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:21:00,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-04 12:21:00,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:21:00,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:21:00,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:21:00,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-11-04 12:21:00,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:21:00,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:21:00,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:21:00,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-04 12:21:00,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-04 12:21:00,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:21:00,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:21:00,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:21:00,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:21:00,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:21:00,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:21:00,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:21:00,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:21:00,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:21:00,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:21:00,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:21:00,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:21:00,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-04 12:21:00,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:21:00,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:21:00,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:21:00,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:21:00,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2022-11-04 12:21:00,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:21:12,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:21:12,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:21:12,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:21:12,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:21:12,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:21:12,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:21:12,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:21:12,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:21:12,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:21:12,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:21:12,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:21:12,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-04 12:21:12,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:21:12,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:21:12,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:21:12,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-11-04 12:21:12,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:21:12,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:21:12,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:21:12,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-11-04 12:21:12,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-11-04 12:21:12,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:21:12,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:21:12,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:21:12,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:21:12,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:21:12,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:21:12,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:21:12,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:21:12,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:21:12,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:21:12,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:21:12,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:21:12,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-11-04 12:21:12,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:21:12,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:21:12,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:21:12,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:21:12,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-11-04 12:21:12,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:21:12,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Ended with exit code 0 [2022-11-04 12:21:12,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 43 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable66 [2022-11-04 12:21:12,738 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting t1_funErr1ASSERT_VIOLATIONDATA_RACE === [t1_funErr0ASSERT_VIOLATIONDATA_RACE, t1_funErr1ASSERT_VIOLATIONDATA_RACE, t1_funErr2ASSERT_VIOLATIONDATA_RACE, t1_funErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2022-11-04 12:21:12,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:21:12,740 INFO L85 PathProgramCache]: Analyzing trace with hash 1543361502, now seen corresponding path program 4 times [2022-11-04 12:21:12,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:21:12,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668142177] [2022-11-04 12:21:12,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:21:12,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:21:12,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:21:14,331 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:21:14,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:21:14,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668142177] [2022-11-04 12:21:14,332 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668142177] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:21:14,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [189461131] [2022-11-04 12:21:14,332 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-04 12:21:14,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:21:14,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:21:14,333 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:21:14,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0ac050-7cfd-41e7-b624-07681545f9c2/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2022-11-04 12:21:20,854 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-04 12:21:20,855 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:21:20,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 109 conjunts are in the unsatisfiable core [2022-11-04 12:21:20,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:21:20,880 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-04 12:21:21,061 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-04 12:21:21,061 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-04 12:21:21,183 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-04 12:21:21,183 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-04 12:21:21,618 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-11-04 12:21:21,618 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:21:21,965 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-04 12:21:22,094 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:21:22,114 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:21:22,128 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:21:22,150 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:21:22,229 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:21:22,254 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:21:22,267 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:21:22,288 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:21:22,814 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:21:22,824 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:21:22,844 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:21:22,856 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:21:22,919 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:21:22,932 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:21:22,946 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:21:22,959 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:21:23,031 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-04 12:21:23,077 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-04 12:21:23,133 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:21:23,133 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2022-11-04 12:21:23,197 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:21:23,198 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2022-11-04 12:21:23,264 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:21:23,264 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:21:23,288 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_14345 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14345) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-04 12:21:23,306 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_14344 (Array Int Int)) (v_ArrVal_14345 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_~list#1.base| v_ArrVal_14344) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14345) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:21:23,351 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_14344 (Array Int Int)) (v_ArrVal_14345 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_14344) |c_t1_funThread2of2ForFork2_insert_~node#1.base| v_ArrVal_14345) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:21:23,356 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_14344 (Array Int Int)) (v_ArrVal_14345 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_insert_#in~list#1.base| v_ArrVal_14344) |c_t1_funThread2of2ForFork2_insert_#in~node#1.base| v_ArrVal_14345) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:21:23,365 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_14344 (Array Int Int)) (v_ArrVal_14345 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_~list~0#1.base| v_ArrVal_14344) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_14345) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-04 12:21:23,377 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_14344 (Array Int Int)) (v_ArrVal_14345 (Array Int Int))) (= |c_t1_funThread1of2ForFork2_init_#t~nondet4#1| (select (select (store (store |c_#race| |c_t1_funThread2of2ForFork2_#t~ite16#1.base| v_ArrVal_14344) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_14345) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)))) is different from false [2022-11-04 12:21:23,383 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_14344 (Array Int Int)) (v_ArrVal_14345 (Array Int Int))) (= (select (select (store (store |c_#race| c_~B~0.base v_ArrVal_14344) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_14345) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:21:23,406 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_14344 (Array Int Int)) (v_ArrVal_14345 (Array Int Int)) (v_ArrVal_14336 (Array Int Int))) (= (select (select (store (store (store |c_#race| |c_t1_funThread2of2ForFork2_init_~p#1.base| v_ArrVal_14336) c_~B~0.base v_ArrVal_14344) |c_t1_funThread2of2ForFork2_~p~1#1.base| v_ArrVal_14345) |c_t1_funThread1of2ForFork2_init_~p#1.base|) (+ 4 |c_t1_funThread1of2ForFork2_init_~p#1.offset|)) |c_t1_funThread1of2ForFork2_init_#t~nondet4#1|)) is different from false [2022-11-04 12:21:23,457 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:21:23,457 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 29 [2022-11-04 12:21:23,460 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 330 treesize of output 246 [2022-11-04 12:21:23,467 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 238 treesize of output 206 [2022-11-04 12:21:23,471 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 190 [2022-11-04 12:21:23,476 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 91 [2022-11-04 12:21:24,435 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2022-11-04 12:21:24,435 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [189461131] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:21:24,435 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:21:24,435 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 27, 23] total 69 [2022-11-04 12:21:24,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942330113] [2022-11-04 12:21:24,436 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:21:24,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2022-11-04 12:21:24,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:21:24,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2022-11-04 12:21:24,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=280, Invalid=3526, Unknown=8, NotChecked=1016, Total=4830 [2022-11-04 12:21:24,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:21:24,438 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:21:24,438 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 69 states have (on average 7.028985507246377) internal successors, (485), 70 states have internal predecessors, (485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-04 12:21:24,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:21:24,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:21:24,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:21:24,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:21:24,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:21:24,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:21:24,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:21:24,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:21:24,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:21:24,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:21:24,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:21:24,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2022-11-04 12:21:24,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:21:24,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:21:24,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:21:24,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2022-11-04 12:21:24,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-04 12:21:24,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-04 12:21:24,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:21:24,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-11-04 12:21:24,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2022-11-04 12:21:24,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-11-04 12:21:24,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:21:24,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-04 12:21:24,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:21:24,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-04 12:21:24,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-04 12:21:24,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:21:24,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:21:24,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-04 12:21:24,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-04 12:21:24,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2022-11-04 12:21:24,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:21:24,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-11-04 12:21:24,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-04 12:21:24,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-11-04 12:21:24,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:21:24,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-11-04 12:21:24,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2022-11-04 12:21:24,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-04 12:21:24,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.