./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/04-mutex_36-trylock_nr.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_08d9b536-4b37-47ca-9c19-c640bafb4d34/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d9b536-4b37-47ca-9c19-c640bafb4d34/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d9b536-4b37-47ca-9c19-c640bafb4d34/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d9b536-4b37-47ca-9c19-c640bafb4d34/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_36-trylock_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d9b536-4b37-47ca-9c19-c640bafb4d34/bin/utaipan-eEHZpOm5b7/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d9b536-4b37-47ca-9c19-c640bafb4d34/bin/utaipan-eEHZpOm5b7 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d8b66b98fca524b0a343d5dd747c13b18a33bf448a3a25d7d1a1a10b8f7934d --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:22:47,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:22:47,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:22:47,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:22:47,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:22:47,408 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:22:47,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:22:47,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:22:47,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:22:47,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:22:47,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:22:47,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:22:47,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:22:47,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:22:47,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:22:47,426 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:22:47,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:22:47,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:22:47,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:22:47,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:22:47,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:22:47,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:22:47,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:22:47,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:22:47,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:22:47,444 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:22:47,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:22:47,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:22:47,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:22:47,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:22:47,448 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:22:47,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:22:47,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:22:47,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:22:47,453 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:22:47,453 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:22:47,454 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:22:47,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:22:47,454 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:22:47,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:22:47,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:22:47,457 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d9b536-4b37-47ca-9c19-c640bafb4d34/bin/utaipan-eEHZpOm5b7/config/svcomp-DataRace-32bit-Taipan_Default.epf [2021-11-25 18:22:47,481 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:22:47,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:22:47,481 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:22:47,482 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:22:47,482 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:22:47,483 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:22:47,483 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:22:47,483 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:22:47,483 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:22:47,484 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:22:47,484 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:22:47,484 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:22:47,484 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:22:47,485 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:22:47,485 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:22:47,485 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:22:47,485 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:22:47,486 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:22:47,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:22:47,487 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 18:22:47,487 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 18:22:47,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:22:47,487 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 18:22:47,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:22:47,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:22:47,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:22:47,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:22:47,489 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-25 18:22:47,489 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 18:22:47,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:22:47,489 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:22:47,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:22:47,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:22:47,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:22:47,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:22:47,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:22:47,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:22:47,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:22:47,491 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:22:47,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:22:47,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:22:47,492 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:22:47,492 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:22:47,492 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_08d9b536-4b37-47ca-9c19-c640bafb4d34/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d9b536-4b37-47ca-9c19-c640bafb4d34/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d8b66b98fca524b0a343d5dd747c13b18a33bf448a3a25d7d1a1a10b8f7934d [2021-11-25 18:22:47,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:22:47,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:22:47,754 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:22:47,755 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:22:47,756 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:22:47,757 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d9b536-4b37-47ca-9c19-c640bafb4d34/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/goblint-regression/04-mutex_36-trylock_nr.i [2021-11-25 18:22:47,814 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d9b536-4b37-47ca-9c19-c640bafb4d34/bin/utaipan-eEHZpOm5b7/data/0e748ea9a/9eff9ad4628247e8a33d38a009403824/FLAG6df9c7973 [2021-11-25 18:22:48,414 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:22:48,415 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d9b536-4b37-47ca-9c19-c640bafb4d34/sv-benchmarks/c/goblint-regression/04-mutex_36-trylock_nr.i [2021-11-25 18:22:48,436 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d9b536-4b37-47ca-9c19-c640bafb4d34/bin/utaipan-eEHZpOm5b7/data/0e748ea9a/9eff9ad4628247e8a33d38a009403824/FLAG6df9c7973 [2021-11-25 18:22:48,647 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d9b536-4b37-47ca-9c19-c640bafb4d34/bin/utaipan-eEHZpOm5b7/data/0e748ea9a/9eff9ad4628247e8a33d38a009403824 [2021-11-25 18:22:48,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:22:48,651 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:22:48,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:22:48,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:22:48,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:22:48,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:22:48" (1/1) ... [2021-11-25 18:22:48,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1447e81e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:48, skipping insertion in model container [2021-11-25 18:22:48,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:22:48" (1/1) ... [2021-11-25 18:22:48,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:22:48,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:22:49,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:22:49,548 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 18:22:49,612 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:22:49,751 INFO L208 MainTranslator]: Completed translation [2021-11-25 18:22:49,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:49 WrapperNode [2021-11-25 18:22:49,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:22:49,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 18:22:49,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 18:22:49,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 18:22:49,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:49" (1/1) ... [2021-11-25 18:22:49,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:49" (1/1) ... [2021-11-25 18:22:49,836 INFO L137 Inliner]: procedures = 524, calls = 61, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 139 [2021-11-25 18:22:49,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 18:22:49,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 18:22:49,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 18:22:49,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 18:22:49,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:49" (1/1) ... [2021-11-25 18:22:49,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:49" (1/1) ... [2021-11-25 18:22:49,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:49" (1/1) ... [2021-11-25 18:22:49,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:49" (1/1) ... [2021-11-25 18:22:49,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:49" (1/1) ... [2021-11-25 18:22:49,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:49" (1/1) ... [2021-11-25 18:22:49,883 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:49" (1/1) ... [2021-11-25 18:22:49,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 18:22:49,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 18:22:49,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 18:22:49,892 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 18:22:49,897 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:49" (1/1) ... [2021-11-25 18:22:49,916 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:22:49,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d9b536-4b37-47ca-9c19-c640bafb4d34/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:22:49,959 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d9b536-4b37-47ca-9c19-c640bafb4d34/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 18:22:49,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d9b536-4b37-47ca-9c19-c640bafb4d34/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 18:22:50,020 INFO L130 BoogieDeclarations]: Found specification of procedure counter_thread [2021-11-25 18:22:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure counter_thread [2021-11-25 18:22:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure sleep [2021-11-25 18:22:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure monitor_thread [2021-11-25 18:22:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure monitor_thread [2021-11-25 18:22:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2021-11-25 18:22:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 18:22:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 18:22:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-25 18:22:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 18:22:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 18:22:50,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 18:22:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 18:22:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexTryLock [2021-11-25 18:22:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure time [2021-11-25 18:22:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 18:22:50,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 18:22:50,024 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-25 18:22:50,399 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 18:22:50,400 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 18:22:50,765 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:22:50,784 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:22:50,784 INFO L301 CfgBuilder]: Removed 19 assume(true) statements. [2021-11-25 18:22:50,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:22:50 BoogieIcfgContainer [2021-11-25 18:22:50,787 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:22:50,789 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:22:50,789 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:22:50,792 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:22:50,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:22:48" (1/3) ... [2021-11-25 18:22:50,793 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@345f17bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:22:50, skipping insertion in model container [2021-11-25 18:22:50,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:49" (2/3) ... [2021-11-25 18:22:50,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@345f17bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:22:50, skipping insertion in model container [2021-11-25 18:22:50,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:22:50" (3/3) ... [2021-11-25 18:22:50,795 INFO L111 eAbstractionObserver]: Analyzing ICFG 04-mutex_36-trylock_nr.i [2021-11-25 18:22:50,801 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-25 18:22:50,801 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:22:50,801 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2021-11-25 18:22:50,801 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-25 18:22:50,853 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,853 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,853 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,853 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,854 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,854 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,854 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,854 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,855 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,855 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,855 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~misses~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,855 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~misses~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,855 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,856 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,856 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,856 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,856 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,856 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,856 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,857 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,857 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,857 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,857 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,857 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,858 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,858 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,858 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,858 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,858 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,858 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,858 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,859 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,859 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,859 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,859 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,859 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,860 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,860 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,860 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,860 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,860 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,860 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,861 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,861 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,861 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,861 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,861 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,862 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,862 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,862 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,862 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~misses~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,862 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,862 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~misses~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,863 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,863 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,863 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,863 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,863 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,863 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,864 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~misses~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,864 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,864 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~misses~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,864 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,864 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,865 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret44.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,865 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret44.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,865 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret44.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,865 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret44.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,866 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret44.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,866 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret44.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,866 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret44.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,866 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret44.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,866 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,866 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,867 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,867 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,867 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,867 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,867 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,868 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,868 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret47.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,868 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret47.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,868 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret47.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,868 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret47.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,869 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret47.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,869 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret47.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,869 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret47.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,869 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret47.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,870 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,870 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,871 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,871 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,871 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,871 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,871 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,872 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,872 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,872 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,872 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,872 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,872 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,873 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,873 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,873 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,873 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,873 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,874 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,874 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,874 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,874 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,874 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,875 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,875 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,875 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,875 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,875 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,876 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,876 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,876 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,876 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,876 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,877 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,877 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,877 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,877 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,877 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,877 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,878 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,878 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,878 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,878 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,878 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,879 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,880 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,881 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,881 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,881 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret33.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,882 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret33.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,882 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret33.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,882 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret33.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,882 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,882 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,882 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret33.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,883 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret33.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,883 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret33.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,883 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret33.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,883 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,883 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,883 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,883 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,884 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,884 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,884 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,884 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,884 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,884 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,884 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,884 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,885 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,885 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,885 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,885 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,885 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,886 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,886 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret38.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,886 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret38.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,886 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret38.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,886 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret38.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,886 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,887 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,887 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,887 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,887 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret38.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,887 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret38.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,888 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret38.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,888 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret38.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,888 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,888 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,888 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,888 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,889 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,889 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,889 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,889 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,889 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,890 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,890 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,890 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,890 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,890 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,893 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,894 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,894 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~misses~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,894 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,894 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,894 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,894 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,895 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret44.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,895 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret47.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,895 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,895 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,895 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,896 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret47.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,896 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,896 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,896 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret44.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,896 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,896 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,903 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret33.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,905 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,905 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,905 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,906 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret33.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,906 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret38.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,906 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,907 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,907 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,907 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,908 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,908 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,908 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,909 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret38.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,921 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,921 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,922 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,922 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-25 18:22:50,924 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-11-25 18:22:50,984 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:22:51,003 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=FINITE_AUTOMATA, 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 [2021-11-25 18:22:51,003 INFO L340 AbstractCegarLoop]: Starting to check reachability of 27 error locations. [2021-11-25 18:22:51,025 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-25 18:22:51,038 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 246 places, 270 transitions, 556 flow [2021-11-25 18:22:51,041 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 246 places, 270 transitions, 556 flow [2021-11-25 18:22:51,043 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 246 places, 270 transitions, 556 flow [2021-11-25 18:22:51,180 INFO L129 PetriNetUnfolder]: 31/268 cut-off events. [2021-11-25 18:22:51,180 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-11-25 18:22:51,188 INFO L84 FinitePrefix]: Finished finitePrefix Result has 277 conditions, 268 events. 31/268 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 602 event pairs, 0 based on Foata normal form. 0/221 useless extension candidates. Maximal degree in co-relation 165. Up to 5 conditions per place. [2021-11-25 18:22:51,205 INFO L116 LiptonReduction]: Number of co-enabled transitions 17344 [2021-11-25 18:23:05,570 INFO L131 LiptonReduction]: Checked pairs total: 26948 [2021-11-25 18:23:05,570 INFO L133 LiptonReduction]: Total number of compositions: 306 [2021-11-25 18:23:05,579 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 56 places, 71 transitions, 158 flow [2021-11-25 18:23:05,657 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1232 states, 1125 states have (on average 4.283555555555555) internal successors, (4819), 1231 states have internal predecessors, (4819), 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) [2021-11-25 18:23:05,664 INFO L276 IsEmpty]: Start isEmpty. Operand has 1232 states, 1125 states have (on average 4.283555555555555) internal successors, (4819), 1231 states have internal predecessors, (4819), 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) [2021-11-25 18:23:05,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2021-11-25 18:23:05,668 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:23:05,669 INFO L514 BasicCegarLoop]: trace histogram [1] [2021-11-25 18:23:05,670 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [monitor_threadErr0ASSERT_VIOLATIONDATA_RACE, monitor_threadErr1ASSERT_VIOLATIONDATA_RACE, monitor_threadErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-25 18:23:05,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:23:05,675 INFO L85 PathProgramCache]: Analyzing trace with hash 1126, now seen corresponding path program 1 times [2021-11-25 18:23:05,684 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:23:05,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595871206] [2021-11-25 18:23:05,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:23:05,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:23:05,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:23:05,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:23:05,925 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:23:05,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595871206] [2021-11-25 18:23:05,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595871206] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:23:05,926 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:23:05,926 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2021-11-25 18:23:05,928 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813193687] [2021-11-25 18:23:05,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:23:05,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-25 18:23:05,933 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:23:05,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-25 18:23:05,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 18:23:05,966 INFO L87 Difference]: Start difference. First operand has 1232 states, 1125 states have (on average 4.283555555555555) internal successors, (4819), 1231 states have internal predecessors, (4819), 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) Second operand has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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) [2021-11-25 18:23:06,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:23:06,105 INFO L93 Difference]: Finished difference Result 423 states and 1223 transitions. [2021-11-25 18:23:06,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-25 18:23:06,107 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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) Word has length 1 [2021-11-25 18:23:06,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:23:06,134 INFO L225 Difference]: With dead ends: 423 [2021-11-25 18:23:06,136 INFO L226 Difference]: Without dead ends: 417 [2021-11-25 18:23:06,137 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-25 18:23:06,143 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 18:23:06,145 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 3 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 18:23:06,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2021-11-25 18:23:06,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 417. [2021-11-25 18:23:06,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 417 states, 399 states have (on average 3.0325814536340854) internal successors, (1210), 416 states have internal predecessors, (1210), 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) [2021-11-25 18:23:06,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 1210 transitions. [2021-11-25 18:23:06,249 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 1210 transitions. Word has length 1 [2021-11-25 18:23:06,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:23:06,250 INFO L470 AbstractCegarLoop]: Abstraction has 417 states and 1210 transitions. [2021-11-25 18:23:06,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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) [2021-11-25 18:23:06,251 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 1210 transitions. [2021-11-25 18:23:06,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 18:23:06,252 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:23:06,252 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-25 18:23:06,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 18:23:06,253 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [monitor_threadErr0ASSERT_VIOLATIONDATA_RACE, monitor_threadErr1ASSERT_VIOLATIONDATA_RACE, monitor_threadErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-25 18:23:06,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:23:06,256 INFO L85 PathProgramCache]: Analyzing trace with hash -1335656429, now seen corresponding path program 1 times [2021-11-25 18:23:06,256 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:23:06,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622401898] [2021-11-25 18:23:06,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:23:06,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:23:06,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:23:06,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:23:06,510 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:23:06,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622401898] [2021-11-25 18:23:06,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622401898] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:23:06,510 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:23:06,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:23:06,511 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033850618] [2021-11-25 18:23:06,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:23:06,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:23:06,513 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:23:06,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:23:06,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:23:06,514 INFO L87 Difference]: Start difference. First operand 417 states and 1210 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2021-11-25 18:23:06,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:23:06,647 INFO L93 Difference]: Finished difference Result 345 states and 977 transitions. [2021-11-25 18:23:06,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:23:06,649 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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) Word has length 6 [2021-11-25 18:23:06,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:23:06,653 INFO L225 Difference]: With dead ends: 345 [2021-11-25 18:23:06,653 INFO L226 Difference]: Without dead ends: 345 [2021-11-25 18:23:06,654 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:23:06,655 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 20 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 9 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 18:23:06,656 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 9 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 18:23:06,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2021-11-25 18:23:06,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 345. [2021-11-25 18:23:06,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 333 states have (on average 2.933933933933934) internal successors, (977), 344 states have internal predecessors, (977), 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) [2021-11-25 18:23:06,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 977 transitions. [2021-11-25 18:23:06,673 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 977 transitions. Word has length 6 [2021-11-25 18:23:06,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:23:06,679 INFO L470 AbstractCegarLoop]: Abstraction has 345 states and 977 transitions. [2021-11-25 18:23:06,679 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2021-11-25 18:23:06,679 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 977 transitions. [2021-11-25 18:23:06,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 18:23:06,682 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:23:06,682 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:23:06,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 18:23:06,683 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting counter_threadErr3ASSERT_VIOLATIONDATA_RACE === [monitor_threadErr0ASSERT_VIOLATIONDATA_RACE, monitor_threadErr1ASSERT_VIOLATIONDATA_RACE, monitor_threadErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-25 18:23:06,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:23:06,690 INFO L85 PathProgramCache]: Analyzing trace with hash -1195265588, now seen corresponding path program 1 times [2021-11-25 18:23:06,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:23:06,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021850] [2021-11-25 18:23:06,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:23:06,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:23:06,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:23:06,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:23:06,785 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:23:06,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021850] [2021-11-25 18:23:06,786 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021850] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:23:06,786 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:23:06,786 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:23:06,786 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015032092] [2021-11-25 18:23:06,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:23:06,787 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:23:06,787 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:23:06,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:23:06,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:23:06,788 INFO L87 Difference]: Start difference. First operand 345 states and 977 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2021-11-25 18:23:06,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:23:06,875 INFO L93 Difference]: Finished difference Result 370 states and 1052 transitions. [2021-11-25 18:23:06,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:23:06,875 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) Word has length 8 [2021-11-25 18:23:06,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:23:06,879 INFO L225 Difference]: With dead ends: 370 [2021-11-25 18:23:06,879 INFO L226 Difference]: Without dead ends: 352 [2021-11-25 18:23:06,879 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:23:06,881 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 15 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 3 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 18:23:06,881 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 3 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 18:23:06,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2021-11-25 18:23:06,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 352. [2021-11-25 18:23:06,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 352 states, 341 states have (on average 2.929618768328446) internal successors, (999), 351 states have internal predecessors, (999), 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) [2021-11-25 18:23:06,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 999 transitions. [2021-11-25 18:23:06,896 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 999 transitions. Word has length 8 [2021-11-25 18:23:06,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:23:06,896 INFO L470 AbstractCegarLoop]: Abstraction has 352 states and 999 transitions. [2021-11-25 18:23:06,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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) [2021-11-25 18:23:06,897 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 999 transitions. [2021-11-25 18:23:06,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 18:23:06,898 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:23:06,898 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:23:06,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 18:23:06,899 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting monitor_threadErr2ASSERT_VIOLATIONDATA_RACE === [monitor_threadErr0ASSERT_VIOLATIONDATA_RACE, monitor_threadErr1ASSERT_VIOLATIONDATA_RACE, monitor_threadErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-25 18:23:06,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:23:06,899 INFO L85 PathProgramCache]: Analyzing trace with hash -2015257023, now seen corresponding path program 1 times [2021-11-25 18:23:06,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:23:06,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485229679] [2021-11-25 18:23:06,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:23:06,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:23:06,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:23:06,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:23:06,972 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:23:06,974 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485229679] [2021-11-25 18:23:06,974 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485229679] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:23:06,974 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:23:06,974 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:23:06,975 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547686518] [2021-11-25 18:23:06,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:23:06,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:23:06,977 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:23:06,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:23:06,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:23:06,982 INFO L87 Difference]: Start difference. First operand 352 states and 999 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) [2021-11-25 18:23:07,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:23:07,096 INFO L93 Difference]: Finished difference Result 510 states and 1461 transitions. [2021-11-25 18:23:07,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:23:07,097 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) Word has length 9 [2021-11-25 18:23:07,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:23:07,101 INFO L225 Difference]: With dead ends: 510 [2021-11-25 18:23:07,102 INFO L226 Difference]: Without dead ends: 490 [2021-11-25 18:23:07,102 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:23:07,103 INFO L933 BasicCegarLoop]: 1 mSDtfsCounter, 24 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 1 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 18:23:07,103 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 1 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 18:23:07,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2021-11-25 18:23:07,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 348. [2021-11-25 18:23:07,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 348 states, 339 states have (on average 2.9026548672566372) internal successors, (984), 347 states have internal predecessors, (984), 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) [2021-11-25 18:23:07,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 984 transitions. [2021-11-25 18:23:07,119 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 984 transitions. Word has length 9 [2021-11-25 18:23:07,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:23:07,119 INFO L470 AbstractCegarLoop]: Abstraction has 348 states and 984 transitions. [2021-11-25 18:23:07,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) [2021-11-25 18:23:07,119 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 984 transitions. [2021-11-25 18:23:07,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 18:23:07,121 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:23:07,122 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:23:07,122 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-25 18:23:07,122 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [monitor_threadErr0ASSERT_VIOLATIONDATA_RACE, monitor_threadErr1ASSERT_VIOLATIONDATA_RACE, monitor_threadErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-25 18:23:07,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:23:07,122 INFO L85 PathProgramCache]: Analyzing trace with hash 1836735423, now seen corresponding path program 1 times [2021-11-25 18:23:07,123 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:23:07,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657636687] [2021-11-25 18:23:07,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:23:07,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:23:07,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:23:07,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:23:07,255 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:23:07,256 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657636687] [2021-11-25 18:23:07,256 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657636687] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:23:07,256 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:23:07,256 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-25 18:23:07,256 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861249121] [2021-11-25 18:23:07,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:23:07,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:23:07,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:23:07,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:23:07,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:23:07,258 INFO L87 Difference]: Start difference. First operand 348 states and 984 transitions. Second operand has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2021-11-25 18:23:07,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:23:07,341 INFO L93 Difference]: Finished difference Result 338 states and 963 transitions. [2021-11-25 18:23:07,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:23:07,341 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Word has length 12 [2021-11-25 18:23:07,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:23:07,344 INFO L225 Difference]: With dead ends: 338 [2021-11-25 18:23:07,344 INFO L226 Difference]: Without dead ends: 260 [2021-11-25 18:23:07,344 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:23:07,345 INFO L933 BasicCegarLoop]: 5 mSDtfsCounter, 10 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 18:23:07,345 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 8 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 18:23:07,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2021-11-25 18:23:07,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 260. [2021-11-25 18:23:07,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 254 states have (on average 2.9330708661417324) internal successors, (745), 259 states have internal predecessors, (745), 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) [2021-11-25 18:23:07,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 745 transitions. [2021-11-25 18:23:07,360 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 745 transitions. Word has length 12 [2021-11-25 18:23:07,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:23:07,362 INFO L470 AbstractCegarLoop]: Abstraction has 260 states and 745 transitions. [2021-11-25 18:23:07,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2021-11-25 18:23:07,362 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 745 transitions. [2021-11-25 18:23:07,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 18:23:07,366 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:23:07,366 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:23:07,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-25 18:23:07,367 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting counter_threadErr3ASSERT_VIOLATIONDATA_RACE === [monitor_threadErr0ASSERT_VIOLATIONDATA_RACE, monitor_threadErr1ASSERT_VIOLATIONDATA_RACE, monitor_threadErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-25 18:23:07,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:23:07,367 INFO L85 PathProgramCache]: Analyzing trace with hash 1210281726, now seen corresponding path program 1 times [2021-11-25 18:23:07,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:23:07,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870018212] [2021-11-25 18:23:07,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:23:07,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:23:07,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:23:07,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:23:07,464 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:23:07,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870018212] [2021-11-25 18:23:07,465 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870018212] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:23:07,465 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:23:07,465 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 18:23:07,465 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986621379] [2021-11-25 18:23:07,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:23:07,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:23:07,466 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:23:07,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:23:07,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:23:07,466 INFO L87 Difference]: Start difference. First operand 260 states and 745 transitions. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) [2021-11-25 18:23:07,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:23:07,614 INFO L93 Difference]: Finished difference Result 372 states and 1073 transitions. [2021-11-25 18:23:07,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 18:23:07,615 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) Word has length 14 [2021-11-25 18:23:07,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:23:07,618 INFO L225 Difference]: With dead ends: 372 [2021-11-25 18:23:07,618 INFO L226 Difference]: Without dead ends: 352 [2021-11-25 18:23:07,619 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-25 18:23:07,619 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 23 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 18:23:07,620 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [23 Valid, 11 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 18:23:07,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2021-11-25 18:23:07,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 284. [2021-11-25 18:23:07,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 284 states, 278 states have (on average 2.946043165467626) internal successors, (819), 283 states have internal predecessors, (819), 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) [2021-11-25 18:23:07,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 819 transitions. [2021-11-25 18:23:07,633 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 819 transitions. Word has length 14 [2021-11-25 18:23:07,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:23:07,634 INFO L470 AbstractCegarLoop]: Abstraction has 284 states and 819 transitions. [2021-11-25 18:23:07,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) [2021-11-25 18:23:07,634 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 819 transitions. [2021-11-25 18:23:07,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 18:23:07,635 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:23:07,635 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:23:07,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-25 18:23:07,635 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting monitor_threadErr2ASSERT_VIOLATIONDATA_RACE === [monitor_threadErr0ASSERT_VIOLATIONDATA_RACE, monitor_threadErr1ASSERT_VIOLATIONDATA_RACE, monitor_threadErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-25 18:23:07,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:23:07,636 INFO L85 PathProgramCache]: Analyzing trace with hash -451473968, now seen corresponding path program 1 times [2021-11-25 18:23:07,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:23:07,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014685788] [2021-11-25 18:23:07,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:23:07,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:23:07,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:23:07,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:23:07,733 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:23:07,733 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014685788] [2021-11-25 18:23:07,733 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014685788] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:23:07,733 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:23:07,733 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 18:23:07,734 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284271473] [2021-11-25 18:23:07,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:23:07,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:23:07,734 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:23:07,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:23:07,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:23:07,735 INFO L87 Difference]: Start difference. First operand 284 states and 819 transitions. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) [2021-11-25 18:23:07,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:23:07,833 INFO L93 Difference]: Finished difference Result 320 states and 914 transitions. [2021-11-25 18:23:07,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:23:07,834 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) Word has length 14 [2021-11-25 18:23:07,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:23:07,837 INFO L225 Difference]: With dead ends: 320 [2021-11-25 18:23:07,837 INFO L226 Difference]: Without dead ends: 320 [2021-11-25 18:23:07,837 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:23:07,838 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 37 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 18:23:07,838 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [37 Valid, 7 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 18:23:07,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2021-11-25 18:23:07,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 308. [2021-11-25 18:23:07,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 308 states, 302 states have (on average 2.903973509933775) internal successors, (877), 307 states have internal predecessors, (877), 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) [2021-11-25 18:23:07,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 877 transitions. [2021-11-25 18:23:07,851 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 877 transitions. Word has length 14 [2021-11-25 18:23:07,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:23:07,851 INFO L470 AbstractCegarLoop]: Abstraction has 308 states and 877 transitions. [2021-11-25 18:23:07,851 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) [2021-11-25 18:23:07,851 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 877 transitions. [2021-11-25 18:23:07,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 18:23:07,855 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:23:07,855 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:23:07,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-25 18:23:07,855 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting counter_threadErr3ASSERT_VIOLATIONDATA_RACE === [monitor_threadErr0ASSERT_VIOLATIONDATA_RACE, monitor_threadErr1ASSERT_VIOLATIONDATA_RACE, monitor_threadErr2ASSERT_VIOLATIONDATA_RACE (and 24 more)] === [2021-11-25 18:23:07,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:23:07,856 INFO L85 PathProgramCache]: Analyzing trace with hash -412068864, now seen corresponding path program 2 times [2021-11-25 18:23:07,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:23:07,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920147508] [2021-11-25 18:23:07,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:23:07,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:23:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:23:07,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 18:23:07,958 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:23:07,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920147508] [2021-11-25 18:23:07,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920147508] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:23:07,958 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:23:07,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 18:23:07,959 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407930646] [2021-11-25 18:23:07,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:23:07,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:23:07,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:23:07,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:23:07,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:23:07,960 INFO L87 Difference]: Start difference. First operand 308 states and 877 transitions. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) [2021-11-25 18:23:08,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:23:08,073 INFO L93 Difference]: Finished difference Result 178 states and 491 transitions. [2021-11-25 18:23:08,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:23:08,073 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) Word has length 14 [2021-11-25 18:23:08,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:23:08,073 INFO L225 Difference]: With dead ends: 178 [2021-11-25 18:23:08,073 INFO L226 Difference]: Without dead ends: 0 [2021-11-25 18:23:08,074 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:23:08,074 INFO L933 BasicCegarLoop]: 1 mSDtfsCounter, 18 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 2 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-25 18:23:08,075 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 2 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-25 18:23:08,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-25 18:23:08,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-25 18:23:08,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-11-25 18:23:08,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-25 18:23:08,076 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2021-11-25 18:23:08,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:23:08,076 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-25 18:23:08,076 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) [2021-11-25 18:23:08,076 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-25 18:23:08,077 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-25 18:23:08,079 INFO L764 garLoopResultBuilder]: Registering result SAFE for location monitor_threadErr0ASSERT_VIOLATIONDATA_RACE (26 of 27 remaining) [2021-11-25 18:23:08,079 INFO L764 garLoopResultBuilder]: Registering result SAFE for location monitor_threadErr1ASSERT_VIOLATIONDATA_RACE (25 of 27 remaining) [2021-11-25 18:23:08,079 INFO L764 garLoopResultBuilder]: Registering result SAFE for location monitor_threadErr2ASSERT_VIOLATIONDATA_RACE (24 of 27 remaining) [2021-11-25 18:23:08,079 INFO L764 garLoopResultBuilder]: Registering result SAFE for location monitor_threadErr3ASSERT_VIOLATIONDATA_RACE (23 of 27 remaining) [2021-11-25 18:23:08,080 INFO L764 garLoopResultBuilder]: Registering result SAFE for location counter_threadErr0ASSERT_VIOLATIONDATA_RACE (22 of 27 remaining) [2021-11-25 18:23:08,080 INFO L764 garLoopResultBuilder]: Registering result SAFE for location counter_threadErr1ASSERT_VIOLATIONDATA_RACE (21 of 27 remaining) [2021-11-25 18:23:08,080 INFO L764 garLoopResultBuilder]: Registering result SAFE for location counter_threadErr2ASSERT_VIOLATIONDATA_RACE (20 of 27 remaining) [2021-11-25 18:23:08,080 INFO L764 garLoopResultBuilder]: Registering result SAFE for location counter_threadErr4ASSERT_VIOLATIONDATA_RACE (19 of 27 remaining) [2021-11-25 18:23:08,080 INFO L764 garLoopResultBuilder]: Registering result SAFE for location counter_threadErr3ASSERT_VIOLATIONDATA_RACE (18 of 27 remaining) [2021-11-25 18:23:08,080 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (17 of 27 remaining) [2021-11-25 18:23:08,081 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (16 of 27 remaining) [2021-11-25 18:23:08,081 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (15 of 27 remaining) [2021-11-25 18:23:08,081 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (14 of 27 remaining) [2021-11-25 18:23:08,081 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (13 of 27 remaining) [2021-11-25 18:23:08,081 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (12 of 27 remaining) [2021-11-25 18:23:08,081 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (11 of 27 remaining) [2021-11-25 18:23:08,082 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (10 of 27 remaining) [2021-11-25 18:23:08,082 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (9 of 27 remaining) [2021-11-25 18:23:08,082 INFO L764 garLoopResultBuilder]: Registering result SAFE for location monitor_threadErr0ASSERT_VIOLATIONDATA_RACE (8 of 27 remaining) [2021-11-25 18:23:08,082 INFO L764 garLoopResultBuilder]: Registering result SAFE for location monitor_threadErr1ASSERT_VIOLATIONDATA_RACE (7 of 27 remaining) [2021-11-25 18:23:08,082 INFO L764 garLoopResultBuilder]: Registering result SAFE for location monitor_threadErr2ASSERT_VIOLATIONDATA_RACE (6 of 27 remaining) [2021-11-25 18:23:08,082 INFO L764 garLoopResultBuilder]: Registering result SAFE for location monitor_threadErr3ASSERT_VIOLATIONDATA_RACE (5 of 27 remaining) [2021-11-25 18:23:08,083 INFO L764 garLoopResultBuilder]: Registering result SAFE for location counter_threadErr0ASSERT_VIOLATIONDATA_RACE (4 of 27 remaining) [2021-11-25 18:23:08,083 INFO L764 garLoopResultBuilder]: Registering result SAFE for location counter_threadErr1ASSERT_VIOLATIONDATA_RACE (3 of 27 remaining) [2021-11-25 18:23:08,083 INFO L764 garLoopResultBuilder]: Registering result SAFE for location counter_threadErr2ASSERT_VIOLATIONDATA_RACE (2 of 27 remaining) [2021-11-25 18:23:08,083 INFO L764 garLoopResultBuilder]: Registering result SAFE for location counter_threadErr4ASSERT_VIOLATIONDATA_RACE (1 of 27 remaining) [2021-11-25 18:23:08,083 INFO L764 garLoopResultBuilder]: Registering result SAFE for location counter_threadErr3ASSERT_VIOLATIONDATA_RACE (0 of 27 remaining) [2021-11-25 18:23:08,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-25 18:23:08,086 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1] [2021-11-25 18:23:08,090 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-25 18:23:08,090 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-25 18:23:08,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 06:23:08 BasicIcfg [2021-11-25 18:23:08,093 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 18:23:08,093 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 18:23:08,093 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 18:23:08,094 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 18:23:08,094 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:22:50" (3/4) ... [2021-11-25 18:23:08,096 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 18:23:08,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure monitor_thread [2021-11-25 18:23:08,102 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure counter_thread [2021-11-25 18:23:08,107 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2021-11-25 18:23:08,108 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-25 18:23:08,108 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-25 18:23:08,108 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-25 18:23:08,109 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 18:23:08,147 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d9b536-4b37-47ca-9c19-c640bafb4d34/bin/utaipan-eEHZpOm5b7/witness.graphml [2021-11-25 18:23:08,147 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 18:23:08,147 INFO L158 Benchmark]: Toolchain (without parser) took 19496.57ms. Allocated memory was 88.1MB in the beginning and 157.3MB in the end (delta: 69.2MB). Free memory was 47.2MB in the beginning and 100.1MB in the end (delta: -52.9MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2021-11-25 18:23:08,148 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 88.1MB. Free memory was 67.1MB in the beginning and 67.0MB in the end (delta: 79.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 18:23:08,148 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1098.44ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 47.0MB in the beginning and 63.1MB in the end (delta: -16.1MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2021-11-25 18:23:08,149 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.15ms. Allocated memory is still 107.0MB. Free memory was 63.1MB in the beginning and 59.8MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 18:23:08,149 INFO L158 Benchmark]: Boogie Preprocessor took 54.03ms. Allocated memory is still 107.0MB. Free memory was 59.8MB in the beginning and 56.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 18:23:08,149 INFO L158 Benchmark]: RCFGBuilder took 895.33ms. Allocated memory is still 107.0MB. Free memory was 56.8MB in the beginning and 69.0MB in the end (delta: -12.2MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2021-11-25 18:23:08,150 INFO L158 Benchmark]: TraceAbstraction took 17303.90ms. Allocated memory was 107.0MB in the beginning and 157.3MB in the end (delta: 50.3MB). Free memory was 69.0MB in the beginning and 104.3MB in the end (delta: -35.3MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2021-11-25 18:23:08,150 INFO L158 Benchmark]: Witness Printer took 53.67ms. Allocated memory is still 157.3MB. Free memory was 103.3MB in the beginning and 100.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 18:23:08,152 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 88.1MB. Free memory was 67.1MB in the beginning and 67.0MB in the end (delta: 79.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1098.44ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 47.0MB in the beginning and 63.1MB in the end (delta: -16.1MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.15ms. Allocated memory is still 107.0MB. Free memory was 63.1MB in the beginning and 59.8MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.03ms. Allocated memory is still 107.0MB. Free memory was 59.8MB in the beginning and 56.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 895.33ms. Allocated memory is still 107.0MB. Free memory was 56.8MB in the beginning and 69.0MB in the end (delta: -12.2MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * TraceAbstraction took 17303.90ms. Allocated memory was 107.0MB in the beginning and 157.3MB in the end (delta: 50.3MB). Free memory was 69.0MB in the beginning and 104.3MB in the end (delta: -35.3MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Witness Printer took 53.67ms. Allocated memory is still 157.3MB. Free memory was 103.3MB in the beginning and 100.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 14.5s, 246 PlacesBefore, 56 PlacesAfterwards, 270 TransitionsBefore, 71 TransitionsAfterwards, 17344 CoEnabledTransitionPairs, 8 FixpointIterations, 84 TrivialSequentialCompositions, 166 ConcurrentSequentialCompositions, 10 TrivialYvCompositions, 37 ConcurrentYvCompositions, 9 ChoiceCompositions, 306 TotalNumberOfCompositions, 26948 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 20053, positive: 19828, positive conditional: 0, positive unconditional: 19828, negative: 225, negative conditional: 0, negative unconditional: 225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12786, positive: 12714, positive conditional: 0, positive unconditional: 12714, negative: 72, negative conditional: 0, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 12786, positive: 12498, positive conditional: 0, positive unconditional: 12498, negative: 288, negative conditional: 0, negative unconditional: 288, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 288, positive: 216, positive conditional: 0, positive unconditional: 216, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , SemanticIndependenceRelation.Query Time [ms]: [ total: 286, positive: 175, positive conditional: 0, positive unconditional: 175, negative: 107, negative conditional: 0, negative unconditional: 107, unknown: 4, unknown conditional: 0, unknown unconditional: 4] ], Cache Queries: [ total: 20053, positive: 7114, positive conditional: 0, positive unconditional: 7114, negative: 153, negative conditional: 0, negative unconditional: 153, unknown: 12786, unknown conditional: 0, unknown unconditional: 12786] , Statistics on independence cache: Total cache size (in pairs): 467, Positive cache size: 452, Positive conditional cache size: 0, Positive unconditional cache size: 452, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1819]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1824]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1825]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1828]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1806]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1808]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1811]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1808]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1839]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1842]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1845]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1846]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1848]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1849]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1851]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 345 locations, 27 error locations. Started 1 CEGAR loops. OverallTime: 17.1s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 14.7s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 147 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 147 mSDsluCounter, 44 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 213 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 582 IncrementalHoareTripleChecker+Invalid, 602 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 26 mSDtfsCounter, 582 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1232occurred in iteration=0, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 222 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 70 ConstructedInterpolants, 0 QuantifiedInterpolants, 164 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 16 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-11-25 18:23:08,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08d9b536-4b37-47ca-9c19-c640bafb4d34/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE