./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/06-symbeq_03-funloop_simple.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/06-symbeq_03-funloop_simple.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA --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 8259c4061eb15e4ed63bc06f98acbb6dc3f9862bbe262b5cabdd3ad4658d3239 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 09:43:53,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 09:43:53,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 09:43:53,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 09:43:53,961 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 09:43:53,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 09:43:53,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 09:43:53,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 09:43:53,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 09:43:53,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 09:43:53,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 09:43:53,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 09:43:53,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 09:43:53,988 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 09:43:53,990 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 09:43:53,995 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 09:43:53,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 09:43:53,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 09:43:54,000 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 09:43:54,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 09:43:54,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 09:43:54,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 09:43:54,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 09:43:54,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 09:43:54,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 09:43:54,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 09:43:54,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 09:43:54,017 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 09:43:54,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 09:43:54,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 09:43:54,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 09:43:54,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 09:43:54,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 09:43:54,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 09:43:54,023 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 09:43:54,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 09:43:54,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 09:43:54,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 09:43:54,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 09:43:54,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 09:43:54,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 09:43:54,026 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2021-12-07 09:43:54,051 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 09:43:54,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 09:43:54,051 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 09:43:54,052 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 09:43:54,052 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 09:43:54,053 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 09:43:54,053 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 09:43:54,053 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 09:43:54,054 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 09:43:54,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 09:43:54,054 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-07 09:43:54,054 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-07 09:43:54,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 09:43:54,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-07 09:43:54,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 09:43:54,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 09:43:54,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 09:43:54,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 09:43:54,056 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-12-07 09:43:54,056 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-07 09:43:54,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 09:43:54,057 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 09:43:54,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 09:43:54,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 09:43:54,057 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 09:43:54,058 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-12-07 09:43:54,058 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 09:43:54,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 09:43:54,058 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 09:43:54,058 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 09:43:54,059 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 09:43:54,059 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 09:43:54,059 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-12-07 09:43:54,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 09:43:54,060 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 09:43:54,060 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-12-07 09:43:54,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 09:43:54,060 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-12-07 09:43:54,060 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-12-07 09:43:54,061 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_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8259c4061eb15e4ed63bc06f98acbb6dc3f9862bbe262b5cabdd3ad4658d3239 [2021-12-07 09:43:54,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 09:43:54,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 09:43:54,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 09:43:54,346 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 09:43:54,346 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 09:43:54,348 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/../../sv-benchmarks/c/goblint-regression/06-symbeq_03-funloop_simple.i [2021-12-07 09:43:54,418 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/data/95377d938/40ae4e485cb445178cf01c05eaf4829a/FLAG2ff06a1c8 [2021-12-07 09:43:54,934 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 09:43:54,935 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/sv-benchmarks/c/goblint-regression/06-symbeq_03-funloop_simple.i [2021-12-07 09:43:54,970 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/data/95377d938/40ae4e485cb445178cf01c05eaf4829a/FLAG2ff06a1c8 [2021-12-07 09:43:55,252 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/data/95377d938/40ae4e485cb445178cf01c05eaf4829a [2021-12-07 09:43:55,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 09:43:55,258 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 09:43:55,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 09:43:55,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 09:43:55,266 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 09:43:55,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:43:55" (1/1) ... [2021-12-07 09:43:55,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cfbbb6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:43:55, skipping insertion in model container [2021-12-07 09:43:55,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:43:55" (1/1) ... [2021-12-07 09:43:55,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 09:43:55,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 09:43:55,767 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 09:43:55,789 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 09:43:55,850 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 09:43:55,926 INFO L208 MainTranslator]: Completed translation [2021-12-07 09:43:55,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:43:55 WrapperNode [2021-12-07 09:43:55,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 09:43:55,929 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 09:43:55,929 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 09:43:55,929 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 09:43:55,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:43:55" (1/1) ... [2021-12-07 09:43:55,967 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:43:55" (1/1) ... [2021-12-07 09:43:56,016 INFO L137 Inliner]: procedures = 262, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 112 [2021-12-07 09:43:56,017 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 09:43:56,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 09:43:56,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 09:43:56,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 09:43:56,027 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:43:55" (1/1) ... [2021-12-07 09:43:56,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:43:55" (1/1) ... [2021-12-07 09:43:56,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:43:55" (1/1) ... [2021-12-07 09:43:56,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:43:55" (1/1) ... [2021-12-07 09:43:56,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:43:55" (1/1) ... [2021-12-07 09:43:56,069 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:43:55" (1/1) ... [2021-12-07 09:43:56,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:43:55" (1/1) ... [2021-12-07 09:43:56,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 09:43:56,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 09:43:56,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 09:43:56,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 09:43:56,090 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:43:55" (1/1) ... [2021-12-07 09:43:56,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 09:43:56,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:43:56,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 09:43:56,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 09:43:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 09:43:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 09:43:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-07 09:43:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-07 09:43:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-12-07 09:43:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 09:43:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-12-07 09:43:56,184 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-12-07 09:43:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 09:43:56,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 09:43:56,186 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-07 09:43:56,392 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 09:43:56,394 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 09:43:56,655 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 09:43:56,663 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 09:43:56,664 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-07 09:43:56,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:43:56 BoogieIcfgContainer [2021-12-07 09:43:56,666 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 09:43:56,668 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 09:43:56,668 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 09:43:56,671 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 09:43:56,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 09:43:55" (1/3) ... [2021-12-07 09:43:56,672 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39b94455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:43:56, skipping insertion in model container [2021-12-07 09:43:56,672 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:43:55" (2/3) ... [2021-12-07 09:43:56,673 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39b94455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:43:56, skipping insertion in model container [2021-12-07 09:43:56,673 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:43:56" (3/3) ... [2021-12-07 09:43:56,674 INFO L111 eAbstractionObserver]: Analyzing ICFG 06-symbeq_03-funloop_simple.i [2021-12-07 09:43:56,679 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-07 09:43:56,679 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 09:43:56,680 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-12-07 09:43:56,680 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-07 09:43:56,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,736 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,736 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,736 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,736 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,736 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,736 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,736 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,736 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,745 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,746 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,746 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,746 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,746 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,748 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,748 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,748 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,748 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,748 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,749 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,749 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,749 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,749 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,749 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,749 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,750 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,750 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,750 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,750 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,750 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,751 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,751 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,751 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,751 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,751 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,754 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,757 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,760 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:43:56,762 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-07 09:43:56,840 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-12-07 09:43:56,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:43:56,842 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-12-07 09:43:56,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-12-07 09:43:56,880 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2021-12-07 09:43:56,887 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-07 09:43:56,887 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-12-07 09:43:57,173 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:43:57,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:43:57,178 INFO L85 PathProgramCache]: Analyzing trace with hash 163329438, now seen corresponding path program 1 times [2021-12-07 09:43:57,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:43:57,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447609029] [2021-12-07 09:43:57,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:43:57,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:43:57,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:43:57,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:43:57,414 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:43:57,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447609029] [2021-12-07 09:43:57,415 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447609029] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:43:57,415 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:43:57,415 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-07 09:43:57,417 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324272078] [2021-12-07 09:43:57,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:43:57,422 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-07 09:43:57,422 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:43:57,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-07 09:43:57,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-07 09:43:57,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:43:57,452 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:43:57,453 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:43:57,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:43:57,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:43:57,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 09:43:57,483 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:43:57,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:43:57,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1430147936, now seen corresponding path program 1 times [2021-12-07 09:43:57,484 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:43:57,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224084986] [2021-12-07 09:43:57,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:43:57,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:43:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:43:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:43:57,560 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:43:57,561 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224084986] [2021-12-07 09:43:57,561 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224084986] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:43:57,561 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:43:57,561 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 09:43:57,561 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088791117] [2021-12-07 09:43:57,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:43:57,563 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 09:43:57,563 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:43:57,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 09:43:57,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 09:43:57,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:43:57,564 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:43:57,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:43:57,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:43:57,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:43:57,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:43:57,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:43:57,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 09:43:57,598 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:43:57,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:43:57,601 INFO L85 PathProgramCache]: Analyzing trace with hash -1534346609, now seen corresponding path program 1 times [2021-12-07 09:43:57,601 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:43:57,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029296123] [2021-12-07 09:43:57,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:43:57,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:43:57,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:43:57,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:43:57,779 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:43:57,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029296123] [2021-12-07 09:43:57,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029296123] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:43:57,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [498393513] [2021-12-07 09:43:57,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:43:57,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:43:57,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:43:57,788 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:43:57,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-07 09:43:57,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:43:57,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-07 09:43:57,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:43:58,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-07 09:43:58,064 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 09:43:58,065 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [498393513] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:43:58,065 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-07 09:43:58,065 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-12-07 09:43:58,065 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104172314] [2021-12-07 09:43:58,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:43:58,066 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 09:43:58,066 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:43:58,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 09:43:58,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-07 09:43:58,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:43:58,067 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:43:58,068 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:43:58,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:43:58,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:43:58,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:43:58,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:43:58,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:43:58,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:43:58,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-07 09:43:58,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:43:58,445 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:43:58,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:43:58,448 INFO L85 PathProgramCache]: Analyzing trace with hash -2115674198, now seen corresponding path program 1 times [2021-12-07 09:43:58,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:43:58,450 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883289296] [2021-12-07 09:43:58,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:43:58,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:43:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:43:58,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:43:58,565 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:43:58,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883289296] [2021-12-07 09:43:58,565 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883289296] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:43:58,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [57280963] [2021-12-07 09:43:58,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:43:58,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:43:58,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:43:58,567 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:43:58,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-07 09:43:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:43:58,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-07 09:43:58,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:43:58,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:43:58,837 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:43:58,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:43:58,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [57280963] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:43:58,959 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:43:58,959 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-12-07 09:43:58,959 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575247512] [2021-12-07 09:43:58,960 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:43:58,964 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-07 09:43:58,964 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:43:58,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-07 09:43:58,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-12-07 09:43:58,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:43:58,965 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:43:58,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:43:58,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:43:58,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:43:58,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:43:58,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:43:59,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:43:59,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:43:59,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:43:59,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:43:59,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-07 09:43:59,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:43:59,305 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:43:59,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:43:59,307 INFO L85 PathProgramCache]: Analyzing trace with hash -705016566, now seen corresponding path program 2 times [2021-12-07 09:43:59,307 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:43:59,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328934266] [2021-12-07 09:43:59,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:43:59,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:43:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:43:59,492 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:43:59,493 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:43:59,493 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328934266] [2021-12-07 09:43:59,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328934266] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:43:59,493 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1421773919] [2021-12-07 09:43:59,493 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 09:43:59,494 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:43:59,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:43:59,495 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:43:59,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-07 09:43:59,585 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-07 09:43:59,586 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:43:59,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 28 conjunts are in the unsatisfiable core [2021-12-07 09:43:59,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:43:59,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-12-07 09:43:59,982 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-12-07 09:43:59,982 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 09:43:59,983 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1421773919] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:43:59,984 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-07 09:43:59,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [9] total 17 [2021-12-07 09:43:59,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433366135] [2021-12-07 09:43:59,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:43:59,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-07 09:43:59,987 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:43:59,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-07 09:43:59,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2021-12-07 09:43:59,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:43:59,989 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:43:59,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:43:59,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:43:59,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:43:59,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:43:59,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:43:59,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:00,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:00,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:44:00,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-07 09:44:00,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:44:00,492 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:44:00,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:44:00,494 INFO L85 PathProgramCache]: Analyzing trace with hash -1438699521, now seen corresponding path program 1 times [2021-12-07 09:44:00,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:44:00,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135629579] [2021-12-07 09:44:00,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:00,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:44:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:00,613 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:44:00,614 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:44:00,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135629579] [2021-12-07 09:44:00,615 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135629579] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:44:00,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1958609010] [2021-12-07 09:44:00,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:00,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:44:00,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:44:00,616 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:44:00,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-07 09:44:00,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:00,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-07 09:44:00,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:44:00,808 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:44:00,809 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:44:00,953 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:44:00,954 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1958609010] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:44:00,954 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:44:00,954 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2021-12-07 09:44:00,954 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262329134] [2021-12-07 09:44:00,955 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:44:00,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-12-07 09:44:00,956 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:44:00,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-12-07 09:44:00,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-12-07 09:44:00,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:00,958 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:44:00,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.444444444444445) internal successors, (80), 18 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:44:00,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:00,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:00,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:00,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:00,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:44:00,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:01,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:01,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:01,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:01,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:01,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:44:01,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:01,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-07 09:44:01,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-12-07 09:44:01,365 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:44:01,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:44:01,367 INFO L85 PathProgramCache]: Analyzing trace with hash 1288869183, now seen corresponding path program 2 times [2021-12-07 09:44:01,368 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:44:01,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222270014] [2021-12-07 09:44:01,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:01,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:44:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:01,626 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:44:01,626 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:44:01,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222270014] [2021-12-07 09:44:01,627 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222270014] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:44:01,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [544791840] [2021-12-07 09:44:01,627 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 09:44:01,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:44:01,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:44:01,635 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:44:01,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-07 09:44:01,742 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-07 09:44:01,743 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:44:01,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 17 conjunts are in the unsatisfiable core [2021-12-07 09:44:01,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:44:01,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-07 09:44:01,900 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-12-07 09:44:01,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2021-12-07 09:44:01,947 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-12-07 09:44:01,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-12-07 09:44:02,003 INFO L354 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2021-12-07 09:44:02,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2021-12-07 09:44:02,033 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-12-07 09:44:02,033 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 09:44:02,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [544791840] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:44:02,033 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-07 09:44:02,034 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2021-12-07 09:44:02,034 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249324204] [2021-12-07 09:44:02,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:44:02,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 09:44:02,035 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:44:02,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 09:44:02,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2021-12-07 09:44:02,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:02,036 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:44:02,036 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:44:02,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:02,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:02,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:02,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:02,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:44:02,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:02,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:02,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:02,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:02,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:02,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:02,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:44:02,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:02,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:02,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-12-07 09:44:02,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:44:02,333 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:44:02,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:44:02,334 INFO L85 PathProgramCache]: Analyzing trace with hash 1135723332, now seen corresponding path program 1 times [2021-12-07 09:44:02,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:44:02,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500626990] [2021-12-07 09:44:02,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:02,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:44:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:02,536 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:44:02,536 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:44:02,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500626990] [2021-12-07 09:44:02,536 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500626990] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:44:02,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [34947620] [2021-12-07 09:44:02,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:02,537 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:44:02,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:44:02,538 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:44:02,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-07 09:44:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:02,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-07 09:44:02,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:44:02,786 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:44:02,786 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:44:02,996 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:44:02,997 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [34947620] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:44:02,997 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:44:02,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2021-12-07 09:44:02,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637478415] [2021-12-07 09:44:02,997 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:44:02,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-12-07 09:44:02,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:44:02,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-12-07 09:44:02,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-12-07 09:44:02,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:02,999 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:44:02,999 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.478260869565218) internal successors, (103), 23 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:44:02,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:03,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:03,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:03,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:03,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:44:03,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:03,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:03,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:03,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:03,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:03,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:03,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:03,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:44:03,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:03,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:03,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:44:03,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-12-07 09:44:03,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:44:03,525 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:44:03,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:44:03,527 INFO L85 PathProgramCache]: Analyzing trace with hash 2060106325, now seen corresponding path program 2 times [2021-12-07 09:44:03,528 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:44:03,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982352980] [2021-12-07 09:44:03,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:03,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:44:03,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:03,720 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-07 09:44:03,720 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:44:03,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982352980] [2021-12-07 09:44:03,720 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982352980] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:44:03,721 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:44:03,721 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 09:44:03,721 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736021515] [2021-12-07 09:44:03,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:44:03,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 09:44:03,722 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:44:03,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 09:44:03,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-12-07 09:44:03,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:03,723 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:44:03,723 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.2) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:44:03,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:03,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:03,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:03,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:03,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:44:03,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:03,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:03,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:44:03,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:04,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:04,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:04,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:04,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:04,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:44:04,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:04,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:04,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:44:04,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:04,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-07 09:44:04,125 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:44:04,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:44:04,125 INFO L85 PathProgramCache]: Analyzing trace with hash -2137839303, now seen corresponding path program 1 times [2021-12-07 09:44:04,125 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:44:04,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895732507] [2021-12-07 09:44:04,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:04,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:44:04,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:04,730 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-07 09:44:04,730 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:44:04,730 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895732507] [2021-12-07 09:44:04,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895732507] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:44:04,731 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1195726905] [2021-12-07 09:44:04,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:04,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:44:04,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:44:04,735 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:44:04,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-07 09:44:04,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:04,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 51 conjunts are in the unsatisfiable core [2021-12-07 09:44:04,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:44:06,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-07 09:44:06,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-12-07 09:44:06,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-12-07 09:44:06,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-12-07 09:44:06,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2021-12-07 09:44:06,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2021-12-07 09:44:06,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:06,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 59 [2021-12-07 09:44:06,674 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-07 09:44:06,674 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:44:08,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:08,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:08,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:08,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:08,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:08,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:08,554 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:08,555 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:08,556 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:09,424 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-07 09:44:09,425 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1195726905] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:44:09,425 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:44:09,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 18, 15] total 44 [2021-12-07 09:44:09,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860729725] [2021-12-07 09:44:09,426 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:44:09,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2021-12-07 09:44:09,427 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:44:09,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-12-07 09:44:09,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=232, Invalid=1660, Unknown=0, NotChecked=0, Total=1892 [2021-12-07 09:44:09,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:09,429 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:44:09,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 5.5227272727272725) internal successors, (243), 44 states have internal predecessors, (243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:44:09,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:09,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:09,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:09,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:09,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:44:09,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:09,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:09,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:44:09,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:09,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:10,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:10,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:10,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:10,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:10,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:44:10,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:10,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:10,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:44:10,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:10,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-12-07 09:44:10,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-12-07 09:44:10,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-12-07 09:44:10,970 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:44:10,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:44:10,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1848482708, now seen corresponding path program 1 times [2021-12-07 09:44:10,972 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:44:10,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344207452] [2021-12-07 09:44:10,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:10,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:44:11,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:11,419 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-07 09:44:11,419 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:44:11,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344207452] [2021-12-07 09:44:11,419 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344207452] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:44:11,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [839676792] [2021-12-07 09:44:11,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:11,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:44:11,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:44:11,420 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:44:11,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-07 09:44:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:11,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 43 conjunts are in the unsatisfiable core [2021-12-07 09:44:11,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:44:12,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-07 09:44:12,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:12,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-12-07 09:44:12,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:12,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-12-07 09:44:12,748 INFO L354 Elim1Store]: treesize reduction 80, result has 17.5 percent of original size [2021-12-07 09:44:12,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 38 [2021-12-07 09:44:12,813 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-12-07 09:44:12,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-12-07 09:44:12,884 INFO L354 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2021-12-07 09:44:12,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2021-12-07 09:44:12,936 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-07 09:44:12,937 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:44:13,399 INFO L354 Elim1Store]: treesize reduction 95, result has 23.4 percent of original size [2021-12-07 09:44:13,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 41 [2021-12-07 09:44:13,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2021-12-07 09:44:13,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:13,408 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:13,408 INFO L388 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 14 treesize of output 8 [2021-12-07 09:44:13,416 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:13,443 INFO L354 Elim1Store]: treesize reduction 64, result has 31.2 percent of original size [2021-12-07 09:44:13,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 43 [2021-12-07 09:44:13,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2021-12-07 09:44:13,449 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:13,450 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:13,451 INFO L388 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 14 treesize of output 8 [2021-12-07 09:44:14,121 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-07 09:44:14,121 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [839676792] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:44:14,121 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:44:14,122 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 17, 14] total 41 [2021-12-07 09:44:14,122 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177349597] [2021-12-07 09:44:14,122 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:44:14,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2021-12-07 09:44:14,123 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:44:14,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-12-07 09:44:14,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=182, Invalid=1540, Unknown=0, NotChecked=0, Total=1722 [2021-12-07 09:44:14,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:14,125 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:44:14,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 41 states have (on average 6.024390243902439) internal successors, (247), 42 states have internal predecessors, (247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:44:14,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:14,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:14,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:14,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:14,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:44:14,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:14,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:14,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:44:14,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:14,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-12-07 09:44:14,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:17,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:17,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:17,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:17,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:17,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:44:17,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:17,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:17,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:44:17,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:17,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-12-07 09:44:17,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-12-07 09:44:17,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2021-12-07 09:44:17,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:44:17,943 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:44:17,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:44:17,944 INFO L85 PathProgramCache]: Analyzing trace with hash 1749359412, now seen corresponding path program 1 times [2021-12-07 09:44:17,944 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:44:17,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298382051] [2021-12-07 09:44:17,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:17,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:44:17,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:18,105 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 35 proven. 4 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2021-12-07 09:44:18,105 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:44:18,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298382051] [2021-12-07 09:44:18,106 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298382051] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:44:18,106 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [807259489] [2021-12-07 09:44:18,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:18,106 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:44:18,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:44:18,111 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:44:18,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-12-07 09:44:18,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:18,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-07 09:44:18,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:44:18,614 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 35 proven. 4 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2021-12-07 09:44:18,614 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:44:18,913 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 35 proven. 4 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2021-12-07 09:44:18,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [807259489] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:44:18,913 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:44:18,914 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-12-07 09:44:18,914 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272543316] [2021-12-07 09:44:18,914 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:44:18,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-07 09:44:18,915 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:44:18,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-07 09:44:18,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-12-07 09:44:18,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:18,916 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:44:18,916 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 25.0) internal successors, (250), 10 states have internal predecessors, (250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:44:18,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:18,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:18,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:18,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:18,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:44:18,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:18,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:18,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:44:18,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:18,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-12-07 09:44:18,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-12-07 09:44:18,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:19,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:19,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:19,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:19,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:19,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:44:19,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:19,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:19,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:44:19,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:19,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:44:19,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:44:19,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:19,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-12-07 09:44:19,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-12-07 09:44:19,552 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:44:19,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:44:19,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1637208653, now seen corresponding path program 1 times [2021-12-07 09:44:19,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:44:19,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749131109] [2021-12-07 09:44:19,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:19,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:44:19,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:20,335 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 4 proven. 72 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-07 09:44:20,335 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:44:20,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749131109] [2021-12-07 09:44:20,335 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749131109] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:44:20,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [370505388] [2021-12-07 09:44:20,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:20,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:44:20,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:44:20,337 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:44:20,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-12-07 09:44:20,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:20,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 44 conjunts are in the unsatisfiable core [2021-12-07 09:44:20,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:44:21,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-12-07 09:44:21,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:21,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-12-07 09:44:22,070 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 46 proven. 30 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-07 09:44:22,070 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:44:22,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 91 [2021-12-07 09:44:23,250 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 46 proven. 30 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-07 09:44:23,250 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [370505388] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:44:23,250 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:44:23,251 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 17, 16] total 47 [2021-12-07 09:44:23,251 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794881993] [2021-12-07 09:44:23,251 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:44:23,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2021-12-07 09:44:23,252 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:44:23,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-12-07 09:44:23,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=1994, Unknown=0, NotChecked=0, Total=2162 [2021-12-07 09:44:23,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:23,254 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:44:23,255 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 8.191489361702128) internal successors, (385), 47 states have internal predecessors, (385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:44:23,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:23,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:23,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:23,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:23,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:44:23,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:23,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:23,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:44:23,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:23,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:44:23,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:44:23,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:23,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:26,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:26,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:26,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:26,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:26,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:44:26,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:26,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:26,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:44:26,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:26,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:44:26,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:44:26,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:26,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:44:26,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-12-07 09:44:26,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-12-07 09:44:26,716 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:44:26,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:44:26,718 INFO L85 PathProgramCache]: Analyzing trace with hash 2143627978, now seen corresponding path program 1 times [2021-12-07 09:44:26,718 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:44:26,718 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558359238] [2021-12-07 09:44:26,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:26,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:44:26,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:27,268 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-07 09:44:27,268 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:44:27,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558359238] [2021-12-07 09:44:27,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558359238] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:44:27,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1908956900] [2021-12-07 09:44:27,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:27,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:44:27,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:44:27,270 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:44:27,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-12-07 09:44:27,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:27,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 43 conjunts are in the unsatisfiable core [2021-12-07 09:44:27,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:44:28,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-07 09:44:28,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:28,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-12-07 09:44:28,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:28,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-12-07 09:44:28,883 INFO L354 Elim1Store]: treesize reduction 80, result has 17.5 percent of original size [2021-12-07 09:44:28,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 38 [2021-12-07 09:44:28,943 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-12-07 09:44:28,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-12-07 09:44:29,028 INFO L354 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2021-12-07 09:44:29,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2021-12-07 09:44:29,081 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 17 proven. 60 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-07 09:44:29,081 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:44:29,490 INFO L354 Elim1Store]: treesize reduction 95, result has 23.4 percent of original size [2021-12-07 09:44:29,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 41 [2021-12-07 09:44:29,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2021-12-07 09:44:29,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:29,498 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:29,498 INFO L388 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 14 treesize of output 8 [2021-12-07 09:44:29,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:29,556 INFO L354 Elim1Store]: treesize reduction 64, result has 31.2 percent of original size [2021-12-07 09:44:29,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 43 [2021-12-07 09:44:29,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2021-12-07 09:44:29,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:29,567 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:29,568 INFO L388 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 14 treesize of output 8 [2021-12-07 09:44:30,373 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 17 proven. 53 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2021-12-07 09:44:30,373 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1908956900] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:44:30,374 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:44:30,374 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 19, 17] total 49 [2021-12-07 09:44:30,374 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168861370] [2021-12-07 09:44:30,374 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:44:30,375 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2021-12-07 09:44:30,375 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:44:30,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-12-07 09:44:30,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=213, Invalid=2237, Unknown=0, NotChecked=0, Total=2450 [2021-12-07 09:44:30,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:30,377 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:44:30,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 49 states have (on average 8.326530612244898) internal successors, (408), 50 states have internal predecessors, (408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:44:30,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:30,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:30,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:30,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:30,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:44:30,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:30,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:30,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:44:30,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:30,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:44:30,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:44:30,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:30,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-12-07 09:44:30,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:35,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:35,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:35,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:35,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:35,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:44:35,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:35,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:35,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:44:35,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:35,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:44:35,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:44:35,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:35,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-12-07 09:44:35,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-12-07 09:44:35,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-12-07 09:44:35,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-12-07 09:44:35,526 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:44:35,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:44:35,528 INFO L85 PathProgramCache]: Analyzing trace with hash 691678840, now seen corresponding path program 2 times [2021-12-07 09:44:35,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:44:35,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255616953] [2021-12-07 09:44:35,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:35,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:44:35,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:35,751 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 79 proven. 220 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2021-12-07 09:44:35,752 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:44:35,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255616953] [2021-12-07 09:44:35,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255616953] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:44:35,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1240843658] [2021-12-07 09:44:35,752 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 09:44:35,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:44:35,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:44:35,754 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:44:35,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-12-07 09:44:35,941 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-07 09:44:35,941 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:44:35,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 40 conjunts are in the unsatisfiable core [2021-12-07 09:44:35,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:44:36,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-12-07 09:44:36,474 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-12-07 09:44:36,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2021-12-07 09:44:36,543 INFO L354 Elim1Store]: treesize reduction 64, result has 22.9 percent of original size [2021-12-07 09:44:36,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 34 [2021-12-07 09:44:36,705 INFO L354 Elim1Store]: treesize reduction 84, result has 35.4 percent of original size [2021-12-07 09:44:36,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 62 [2021-12-07 09:44:36,803 INFO L354 Elim1Store]: treesize reduction 158, result has 20.6 percent of original size [2021-12-07 09:44:36,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 66 treesize of output 80 [2021-12-07 09:44:37,056 INFO L354 Elim1Store]: treesize reduction 294, result has 13.0 percent of original size [2021-12-07 09:44:37,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 20 case distinctions, treesize of input 166 treesize of output 95 [2021-12-07 09:44:37,246 INFO L354 Elim1Store]: treesize reduction 294, result has 13.0 percent of original size [2021-12-07 09:44:37,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 20 case distinctions, treesize of input 130 treesize of output 89 [2021-12-07 09:44:37,354 INFO L354 Elim1Store]: treesize reduction 210, result has 14.3 percent of original size [2021-12-07 09:44:37,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 77 treesize of output 67 [2021-12-07 09:44:37,415 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 32 proven. 16 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2021-12-07 09:44:37,415 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:44:53,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 74 [2021-12-07 09:44:53,381 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2021-12-07 09:44:53,381 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1240843658] provided 1 perfect and 1 imperfect interpolant sequences [2021-12-07 09:44:53,382 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-12-07 09:44:53,382 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [9, 13] total 32 [2021-12-07 09:44:53,382 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422683738] [2021-12-07 09:44:53,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:44:53,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-12-07 09:44:53,383 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:44:53,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-12-07 09:44:53,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=846, Unknown=10, NotChecked=0, Total=992 [2021-12-07 09:44:53,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:53,384 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:44:53,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 9.583333333333334) internal successors, (115), 13 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:44:53,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:53,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:53,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:53,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:53,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:44:53,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:53,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:53,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:44:53,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:53,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:44:53,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:44:53,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:53,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-12-07 09:44:53,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-12-07 09:44:53,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:54,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:54,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:54,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:54,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:54,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:44:54,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:54,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:54,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:44:54,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:54,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:44:54,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:44:54,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:54,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-12-07 09:44:54,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-12-07 09:44:54,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-07 09:44:54,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-12-07 09:44:54,739 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:44:54,740 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:44:54,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:44:54,742 INFO L85 PathProgramCache]: Analyzing trace with hash 411643624, now seen corresponding path program 1 times [2021-12-07 09:44:54,742 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:44:54,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757693533] [2021-12-07 09:44:54,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:54,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:44:54,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:55,027 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 79 proven. 220 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2021-12-07 09:44:55,027 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:44:55,028 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757693533] [2021-12-07 09:44:55,028 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757693533] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:44:55,028 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [723763354] [2021-12-07 09:44:55,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:55,028 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:44:55,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:44:55,031 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:44:55,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-12-07 09:44:55,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:55,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 905 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-07 09:44:55,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:44:55,876 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 79 proven. 220 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2021-12-07 09:44:55,876 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:44:56,413 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 79 proven. 220 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2021-12-07 09:44:56,413 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [723763354] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:44:56,413 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:44:56,414 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2021-12-07 09:44:56,414 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560646151] [2021-12-07 09:44:56,414 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:44:56,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-12-07 09:44:56,415 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:44:56,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-12-07 09:44:56,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-12-07 09:44:56,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:56,417 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:44:56,417 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 27.166666666666668) internal successors, (489), 18 states have internal predecessors, (489), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:44:56,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:56,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:56,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:56,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:56,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:44:56,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:56,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:56,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:44:56,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:56,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:44:56,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:44:56,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:56,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-12-07 09:44:56,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-12-07 09:44:56,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-12-07 09:44:56,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:56,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:56,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:56,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:56,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:56,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:44:56,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:56,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:56,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:44:56,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:56,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:44:56,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:44:56,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:56,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-12-07 09:44:56,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-12-07 09:44:56,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-07 09:44:56,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:56,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-12-07 09:44:57,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-12-07 09:44:57,028 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:44:57,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:44:57,030 INFO L85 PathProgramCache]: Analyzing trace with hash 83907224, now seen corresponding path program 2 times [2021-12-07 09:44:57,030 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:44:57,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496597744] [2021-12-07 09:44:57,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:44:57,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:44:57,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:44:57,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1767 backedges. 167 proven. 1348 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2021-12-07 09:44:57,475 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:44:57,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496597744] [2021-12-07 09:44:57,476 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496597744] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:44:57,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1161906430] [2021-12-07 09:44:57,476 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 09:44:57,476 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:44:57,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:44:57,477 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:44:57,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-12-07 09:44:57,759 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-07 09:44:57,759 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:44:57,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 29 conjunts are in the unsatisfiable core [2021-12-07 09:44:57,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:44:58,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-07 09:44:58,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:44:58,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-12-07 09:44:58,881 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-12-07 09:44:58,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 20 [2021-12-07 09:44:58,923 INFO L354 Elim1Store]: treesize reduction 56, result has 23.3 percent of original size [2021-12-07 09:44:58,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 32 [2021-12-07 09:44:58,981 INFO L354 Elim1Store]: treesize reduction 104, result has 20.0 percent of original size [2021-12-07 09:44:58,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 44 [2021-12-07 09:44:59,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1767 backedges. 48 proven. 32 refuted. 0 times theorem prover too weak. 1687 trivial. 0 not checked. [2021-12-07 09:44:59,022 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:44:59,256 INFO L354 Elim1Store]: treesize reduction 27, result has 43.8 percent of original size [2021-12-07 09:44:59,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 48 treesize of output 43 [2021-12-07 09:44:59,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2021-12-07 09:44:59,262 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:59,263 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:59,263 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-07 09:44:59,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-12-07 09:44:59,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1767 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 1687 trivial. 0 not checked. [2021-12-07 09:44:59,796 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1161906430] provided 1 perfect and 1 imperfect interpolant sequences [2021-12-07 09:44:59,796 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-12-07 09:44:59,797 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [17, 9] total 32 [2021-12-07 09:44:59,797 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696000659] [2021-12-07 09:44:59,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:44:59,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-07 09:44:59,797 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:44:59,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-07 09:44:59,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=848, Unknown=0, NotChecked=0, Total=992 [2021-12-07 09:44:59,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:59,798 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:44:59,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 15.125) internal successors, (121), 9 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:44:59,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:44:59,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:59,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:44:59,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:59,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:44:59,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:59,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:59,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:44:59,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:44:59,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:44:59,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:44:59,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:44:59,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-12-07 09:44:59,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-12-07 09:44:59,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-12-07 09:44:59,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:44:59,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:45:00,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:45:00,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:45:00,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:45:00,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:45:00,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:45:00,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:45:00,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:45:00,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:45:00,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:45:00,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:45:00,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:45:00,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:45:00,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-12-07 09:45:00,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-12-07 09:45:00,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-07 09:45:00,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:45:00,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:45:00,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-12-07 09:45:00,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-12-07 09:45:00,224 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:45:00,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:45:00,226 INFO L85 PathProgramCache]: Analyzing trace with hash 822068828, now seen corresponding path program 3 times [2021-12-07 09:45:00,227 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:45:00,227 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615478560] [2021-12-07 09:45:00,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:45:00,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:45:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:45:00,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1767 backedges. 167 proven. 1348 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2021-12-07 09:45:00,725 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:45:00,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615478560] [2021-12-07 09:45:00,725 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615478560] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:45:00,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [985208212] [2021-12-07 09:45:00,725 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-07 09:45:00,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:45:00,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:45:00,727 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:45:00,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-12-07 09:45:01,015 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-12-07 09:45:01,016 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:45:01,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 44 conjunts are in the unsatisfiable core [2021-12-07 09:45:01,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:45:01,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-12-07 09:45:01,931 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-12-07 09:45:01,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2021-12-07 09:45:02,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34 [2021-12-07 09:45:02,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,183 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-12-07 09:45:02,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 50 [2021-12-07 09:45:02,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,277 INFO L354 Elim1Store]: treesize reduction 31, result has 32.6 percent of original size [2021-12-07 09:45:02,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 54 treesize of output 68 [2021-12-07 09:45:02,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-07 09:45:02,398 INFO L354 Elim1Store]: treesize reduction 22, result has 4.3 percent of original size [2021-12-07 09:45:02,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 69 treesize of output 80 [2021-12-07 09:45:02,590 INFO L354 Elim1Store]: treesize reduction 138, result has 15.9 percent of original size [2021-12-07 09:45:02,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 59 treesize of output 48 [2021-12-07 09:45:02,651 INFO L354 Elim1Store]: treesize reduction 138, result has 15.9 percent of original size [2021-12-07 09:45:02,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 48 [2021-12-07 09:45:02,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1767 backedges. 72 proven. 24 refuted. 0 times theorem prover too weak. 1671 trivial. 0 not checked. [2021-12-07 09:45:02,684 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:45:04,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1767 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 1687 trivial. 0 not checked. [2021-12-07 09:45:04,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [985208212] provided 1 perfect and 1 imperfect interpolant sequences [2021-12-07 09:45:04,525 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-12-07 09:45:04,525 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [17, 13] total 38 [2021-12-07 09:45:04,525 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147287739] [2021-12-07 09:45:04,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:45:04,526 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-07 09:45:04,526 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:45:04,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-07 09:45:04,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=1232, Unknown=0, NotChecked=0, Total=1406 [2021-12-07 09:45:04,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:45:04,527 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:45:04,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 11.4) internal successors, (114), 11 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:45:04,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:45:04,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:45:04,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:45:04,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:45:04,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:45:04,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:45:04,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:45:04,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:45:04,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:45:04,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:45:04,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:45:04,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:45:04,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-12-07 09:45:04,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-12-07 09:45:04,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-12-07 09:45:04,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:45:04,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:45:04,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:45:09,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:45:09,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:45:09,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:45:09,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:45:09,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:45:09,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:45:09,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:45:09,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:45:09,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:45:09,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:45:09,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:45:09,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:45:09,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-12-07 09:45:09,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-12-07 09:45:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-07 09:45:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:45:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:45:09,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:45:09,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-12-07 09:45:09,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-12-07 09:45:09,800 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:45:09,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:45:09,802 INFO L85 PathProgramCache]: Analyzing trace with hash 890626568, now seen corresponding path program 4 times [2021-12-07 09:45:09,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:45:09,802 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525925209] [2021-12-07 09:45:09,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:45:09,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:45:09,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:45:10,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1767 backedges. 167 proven. 1348 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2021-12-07 09:45:10,236 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:45:10,236 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525925209] [2021-12-07 09:45:10,236 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525925209] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:45:10,236 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1776892981] [2021-12-07 09:45:10,236 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-12-07 09:45:10,236 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:45:10,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:45:10,242 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:45:10,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-12-07 09:45:10,693 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-12-07 09:45:10,693 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-07 09:45:10,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 1452 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-07 09:45:10,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 09:45:11,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1767 backedges. 167 proven. 1348 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2021-12-07 09:45:11,548 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 09:45:12,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1767 backedges. 167 proven. 1348 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2021-12-07 09:45:12,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1776892981] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 09:45:12,432 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 09:45:12,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2021-12-07 09:45:12,432 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170216466] [2021-12-07 09:45:12,433 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 09:45:12,434 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-12-07 09:45:12,434 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:45:12,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-12-07 09:45:12,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-12-07 09:45:12,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:45:12,435 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:45:12,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 28.434782608695652) internal successors, (654), 23 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:45:12,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:45:12,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:45:12,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:45:12,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:45:12,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:45:12,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:45:12,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:45:12,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:45:12,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:45:12,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:45:12,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:45:12,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:45:12,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-12-07 09:45:12,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-12-07 09:45:12,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-12-07 09:45:12,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:45:12,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:45:12,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:45:12,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:45:12,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:45:12,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:45:12,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 09:45:12,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:45:12,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:45:12,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:45:12,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:45:12,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:45:12,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 09:45:12,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-07 09:45:12,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-12-07 09:45:12,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:45:12,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-12-07 09:45:12,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-12-07 09:45:12,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-07 09:45:12,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-07 09:45:12,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 09:45:12,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-07 09:45:12,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-07 09:45:12,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-12-07 09:45:12,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:45:12,958 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE] === [2021-12-07 09:45:12,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:45:12,960 INFO L85 PathProgramCache]: Analyzing trace with hash 1520374084, now seen corresponding path program 5 times [2021-12-07 09:45:12,961 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:45:12,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879379742] [2021-12-07 09:45:12,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:45:12,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:45:13,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:45:13,704 INFO L134 CoverageAnalysis]: Checked inductivity of 3288 backedges. 2699 proven. 354 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-07 09:45:13,705 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:45:13,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879379742] [2021-12-07 09:45:13,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879379742] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 09:45:13,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [710584557] [2021-12-07 09:45:13,705 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-12-07 09:45:13,706 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 09:45:13,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:45:13,711 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 09:45:13,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_946afa27-53d0-42f1-ba9a-fd1b80591922/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process