./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/bin/uautomizer-uyxdKDjOR8/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/bin/uautomizer-uyxdKDjOR8 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6847e0a77224cc67de11826c53270ee36a6eb5754e5add0bb0a49165dff2879 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 20:57:53,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 20:57:53,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 20:57:53,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 20:57:53,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 20:57:53,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 20:57:53,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 20:57:53,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 20:57:53,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 20:57:53,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 20:57:53,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 20:57:53,401 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 20:57:53,401 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 20:57:53,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 20:57:53,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 20:57:53,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 20:57:53,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 20:57:53,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 20:57:53,407 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 20:57:53,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 20:57:53,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 20:57:53,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 20:57:53,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 20:57:53,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 20:57:53,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 20:57:53,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 20:57:53,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 20:57:53,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 20:57:53,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 20:57:53,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 20:57:53,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 20:57:53,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 20:57:53,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 20:57:53,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 20:57:53,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 20:57:53,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 20:57:53,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 20:57:53,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 20:57:53,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 20:57:53,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 20:57:53,425 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 20:57:53,426 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/bin/uautomizer-uyxdKDjOR8/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-12-13 20:57:53,446 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 20:57:53,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 20:57:53,447 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 20:57:53,447 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 20:57:53,448 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 20:57:53,448 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 20:57:53,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 20:57:53,449 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 20:57:53,449 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 20:57:53,449 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 20:57:53,449 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 20:57:53,449 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 20:57:53,449 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 20:57:53,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 20:57:53,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 20:57:53,450 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 20:57:53,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 20:57:53,450 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 20:57:53,451 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-12-13 20:57:53,451 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 20:57:53,451 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 20:57:53,451 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 20:57:53,451 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 20:57:53,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 20:57:53,452 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 20:57:53,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 20:57:53,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 20:57:53,452 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 20:57:53,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 20:57:53,452 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 20:57:53,452 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 20:57:53,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 20:57:53,453 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 20:57:53,453 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 20:57:53,453 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 20:57:53,453 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 20:57:53,453 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 20:57:53,453 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6847e0a77224cc67de11826c53270ee36a6eb5754e5add0bb0a49165dff2879 [2022-12-13 20:57:53,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 20:57:53,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 20:57:53,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 20:57:53,662 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 20:57:53,662 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 20:57:53,663 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2022-12-13 20:57:56,301 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 20:57:56,476 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 20:57:56,477 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2022-12-13 20:57:56,483 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/bin/uautomizer-uyxdKDjOR8/data/544222b1f/3828b80d4861451cbdfbb61d8dfc9514/FLAG7ec442713 [2022-12-13 20:57:56,884 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/bin/uautomizer-uyxdKDjOR8/data/544222b1f/3828b80d4861451cbdfbb61d8dfc9514 [2022-12-13 20:57:56,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 20:57:56,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 20:57:56,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 20:57:56,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 20:57:56,892 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 20:57:56,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:57:56" (1/1) ... [2022-12-13 20:57:56,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76c5eb36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:57:56, skipping insertion in model container [2022-12-13 20:57:56,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:57:56" (1/1) ... [2022-12-13 20:57:56,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 20:57:56,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 20:57:57,060 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:57:57,065 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:57:57,067 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:57:57,070 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:57:57,074 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:57:57,077 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:57:57,077 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:57:57,080 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:57:57,083 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:57:57,086 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:57:57,099 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c[3615,3628] [2022-12-13 20:57:57,105 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 20:57:57,114 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 20:57:57,128 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:57:57,131 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:57:57,131 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:57:57,134 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:57:57,136 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:57:57,138 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:57:57,138 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:57:57,140 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:57:57,143 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 20:57:57,145 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 20:57:57,155 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c[3615,3628] [2022-12-13 20:57:57,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 20:57:57,174 INFO L208 MainTranslator]: Completed translation [2022-12-13 20:57:57,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:57:57 WrapperNode [2022-12-13 20:57:57,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 20:57:57,176 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 20:57:57,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 20:57:57,176 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 20:57:57,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:57:57" (1/1) ... [2022-12-13 20:57:57,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:57:57" (1/1) ... [2022-12-13 20:57:57,218 INFO L138 Inliner]: procedures = 26, calls = 55, calls flagged for inlining = 16, calls inlined = 18, statements flattened = 551 [2022-12-13 20:57:57,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 20:57:57,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 20:57:57,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 20:57:57,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 20:57:57,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:57:57" (1/1) ... [2022-12-13 20:57:57,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:57:57" (1/1) ... [2022-12-13 20:57:57,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:57:57" (1/1) ... [2022-12-13 20:57:57,230 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:57:57" (1/1) ... [2022-12-13 20:57:57,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:57:57" (1/1) ... [2022-12-13 20:57:57,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:57:57" (1/1) ... [2022-12-13 20:57:57,247 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:57:57" (1/1) ... [2022-12-13 20:57:57,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:57:57" (1/1) ... [2022-12-13 20:57:57,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 20:57:57,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 20:57:57,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 20:57:57,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 20:57:57,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:57:57" (1/1) ... [2022-12-13 20:57:57,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 20:57:57,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:57:57,277 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 20:57:57,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 20:57:57,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 20:57:57,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 20:57:57,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 20:57:57,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 20:57:57,310 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-13 20:57:57,310 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-13 20:57:57,310 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-13 20:57:57,310 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-13 20:57:57,310 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-13 20:57:57,311 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-13 20:57:57,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 20:57:57,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-13 20:57:57,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-13 20:57:57,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 20:57:57,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 20:57:57,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 20:57:57,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 20:57:57,312 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 20:57:57,410 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 20:57:57,412 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 20:57:57,995 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 20:57:58,352 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 20:57:58,352 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-13 20:57:58,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:57:58 BoogieIcfgContainer [2022-12-13 20:57:58,355 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 20:57:58,362 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 20:57:58,362 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 20:57:58,365 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 20:57:58,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 08:57:56" (1/3) ... [2022-12-13 20:57:58,366 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b664c0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 08:57:58, skipping insertion in model container [2022-12-13 20:57:58,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:57:57" (2/3) ... [2022-12-13 20:57:58,367 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b664c0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 08:57:58, skipping insertion in model container [2022-12-13 20:57:58,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:57:58" (3/3) ... [2022-12-13 20:57:58,368 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-queue-add-3-nl.wvr.c [2022-12-13 20:57:58,378 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 20:57:58,388 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 20:57:58,388 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 89 error locations. [2022-12-13 20:57:58,388 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 20:57:58,508 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-12-13 20:57:58,552 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 456 places, 466 transitions, 956 flow [2022-12-13 20:57:58,693 INFO L130 PetriNetUnfolder]: 20/463 cut-off events. [2022-12-13 20:57:58,693 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-13 20:57:58,700 INFO L83 FinitePrefix]: Finished finitePrefix Result has 476 conditions, 463 events. 20/463 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 852 event pairs, 0 based on Foata normal form. 0/354 useless extension candidates. Maximal degree in co-relation 344. Up to 3 conditions per place. [2022-12-13 20:57:58,700 INFO L82 GeneralOperation]: Start removeDead. Operand has 456 places, 466 transitions, 956 flow [2022-12-13 20:57:58,709 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 431 places, 439 transitions, 896 flow [2022-12-13 20:57:58,713 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-12-13 20:57:58,724 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 431 places, 439 transitions, 896 flow [2022-12-13 20:57:58,727 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 431 places, 439 transitions, 896 flow [2022-12-13 20:57:58,728 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 431 places, 439 transitions, 896 flow [2022-12-13 20:57:58,824 INFO L130 PetriNetUnfolder]: 18/439 cut-off events. [2022-12-13 20:57:58,824 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-13 20:57:58,826 INFO L83 FinitePrefix]: Finished finitePrefix Result has 452 conditions, 439 events. 18/439 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 820 event pairs, 0 based on Foata normal form. 0/333 useless extension candidates. Maximal degree in co-relation 344. Up to 3 conditions per place. [2022-12-13 20:57:58,836 INFO L119 LiptonReduction]: Number of co-enabled transitions 23360 [2022-12-13 20:58:11,820 INFO L134 LiptonReduction]: Checked pairs total: 85139 [2022-12-13 20:58:11,820 INFO L136 LiptonReduction]: Total number of compositions: 496 [2022-12-13 20:58:11,830 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 20:58:11,834 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@bbd620d, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 20:58:11,834 INFO L358 AbstractCegarLoop]: Starting to check reachability of 155 error locations. [2022-12-13 20:58:11,836 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2022-12-13 20:58:11,836 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 20:58:11,836 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 20:58:11,837 INFO L209 CegarLoopForPetriNet]: trace histogram [1] [2022-12-13 20:58:11,837 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err15ASSERT_VIOLATIONDATA_RACE (and 151 more)] === [2022-12-13 20:58:11,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:58:11,841 INFO L85 PathProgramCache]: Analyzing trace with hash 2365, now seen corresponding path program 1 times [2022-12-13 20:58:11,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:58:11,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486443183] [2022-12-13 20:58:11,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:58:11,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:58:11,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:58:11,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:58:11,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:58:11,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486443183] [2022-12-13 20:58:11,940 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486443183] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:58:11,940 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:58:11,940 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2022-12-13 20:58:11,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558770195] [2022-12-13 20:58:11,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:58:11,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 20:58:11,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:58:11,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 20:58:11,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 20:58:11,973 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 397 out of 962 [2022-12-13 20:58:11,979 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 137 transitions, 292 flow. Second operand has 2 states, 2 states have (on average 397.5) internal successors, (795), 2 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:11,979 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 20:58:11,979 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 397 of 962 [2022-12-13 20:58:11,980 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 20:58:12,363 INFO L130 PetriNetUnfolder]: 1437/2484 cut-off events. [2022-12-13 20:58:12,363 INFO L131 PetriNetUnfolder]: For 144/144 co-relation queries the response was YES. [2022-12-13 20:58:12,367 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4653 conditions, 2484 events. 1437/2484 cut-off events. For 144/144 co-relation queries the response was YES. Maximal size of possible extension queue 131. Compared 13055 event pairs, 1096 based on Foata normal form. 1/2058 useless extension candidates. Maximal degree in co-relation 4013. Up to 2029 conditions per place. [2022-12-13 20:58:12,386 INFO L137 encePairwiseOnDemand]: 878/962 looper letters, 32 selfloop transitions, 0 changer transitions 1/53 dead transitions. [2022-12-13 20:58:12,386 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 53 transitions, 190 flow [2022-12-13 20:58:12,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 20:58:12,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-13 20:58:12,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 911 transitions. [2022-12-13 20:58:12,404 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4734927234927235 [2022-12-13 20:58:12,405 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 911 transitions. [2022-12-13 20:58:12,405 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 911 transitions. [2022-12-13 20:58:12,408 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 20:58:12,411 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 911 transitions. [2022-12-13 20:58:12,416 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 455.5) internal successors, (911), 2 states have internal predecessors, (911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:12,425 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 962.0) internal successors, (2886), 3 states have internal predecessors, (2886), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:12,426 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 962.0) internal successors, (2886), 3 states have internal predecessors, (2886), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:12,428 INFO L175 Difference]: Start difference. First operand has 140 places, 137 transitions, 292 flow. Second operand 2 states and 911 transitions. [2022-12-13 20:58:12,429 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 53 transitions, 190 flow [2022-12-13 20:58:12,433 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 53 transitions, 178 flow, removed 0 selfloop flow, removed 6 redundant places. [2022-12-13 20:58:12,435 INFO L231 Difference]: Finished difference. Result has 53 places, 52 transitions, 109 flow [2022-12-13 20:58:12,437 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=962, PETRI_DIFFERENCE_MINUEND_FLOW=112, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=109, PETRI_PLACES=53, PETRI_TRANSITIONS=52} [2022-12-13 20:58:12,450 INFO L288 CegarLoopForPetriNet]: 140 programPoint places, -87 predicate places. [2022-12-13 20:58:12,450 INFO L495 AbstractCegarLoop]: Abstraction has has 53 places, 52 transitions, 109 flow [2022-12-13 20:58:12,451 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 397.5) internal successors, (795), 2 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:12,451 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 20:58:12,451 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:58:12,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 20:58:12,452 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err10ASSERT_VIOLATIONDATA_RACE === [thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err15ASSERT_VIOLATIONDATA_RACE (and 151 more)] === [2022-12-13 20:58:12,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:58:12,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1004295144, now seen corresponding path program 1 times [2022-12-13 20:58:12,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:58:12,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929874896] [2022-12-13 20:58:12,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:58:12,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:58:12,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:58:12,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:58:12,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:58:12,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929874896] [2022-12-13 20:58:12,555 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929874896] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:58:12,555 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:58:12,556 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 20:58:12,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308987395] [2022-12-13 20:58:12,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:58:12,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 20:58:12,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:58:12,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 20:58:12,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 20:58:12,571 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 384 out of 962 [2022-12-13 20:58:12,572 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 52 transitions, 109 flow. Second operand has 3 states, 3 states have (on average 386.3333333333333) internal successors, (1159), 3 states have internal predecessors, (1159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:12,572 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 20:58:12,572 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 384 of 962 [2022-12-13 20:58:12,573 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 20:58:12,910 INFO L130 PetriNetUnfolder]: 1690/2613 cut-off events. [2022-12-13 20:58:12,910 INFO L131 PetriNetUnfolder]: For 35/209 co-relation queries the response was YES. [2022-12-13 20:58:12,911 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5056 conditions, 2613 events. 1690/2613 cut-off events. For 35/209 co-relation queries the response was YES. Maximal size of possible extension queue 126. Compared 12110 event pairs, 325 based on Foata normal form. 4/2189 useless extension candidates. Maximal degree in co-relation 5053. Up to 2117 conditions per place. [2022-12-13 20:58:12,918 INFO L137 encePairwiseOnDemand]: 954/962 looper letters, 44 selfloop transitions, 4 changer transitions 0/64 dead transitions. [2022-12-13 20:58:12,919 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 50 places, 64 transitions, 231 flow [2022-12-13 20:58:12,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 20:58:12,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 20:58:12,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1204 transitions. [2022-12-13 20:58:12,921 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4171864171864172 [2022-12-13 20:58:12,921 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1204 transitions. [2022-12-13 20:58:12,921 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1204 transitions. [2022-12-13 20:58:12,922 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 20:58:12,922 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1204 transitions. [2022-12-13 20:58:12,924 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 401.3333333333333) internal successors, (1204), 3 states have internal predecessors, (1204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:12,927 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 962.0) internal successors, (3848), 4 states have internal predecessors, (3848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:12,928 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 962.0) internal successors, (3848), 4 states have internal predecessors, (3848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:12,929 INFO L175 Difference]: Start difference. First operand has 53 places, 52 transitions, 109 flow. Second operand 3 states and 1204 transitions. [2022-12-13 20:58:12,929 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 50 places, 64 transitions, 231 flow [2022-12-13 20:58:12,929 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 64 transitions, 231 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-12-13 20:58:12,930 INFO L231 Difference]: Finished difference. Result has 51 places, 52 transitions, 129 flow [2022-12-13 20:58:12,930 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=962, PETRI_DIFFERENCE_MINUEND_FLOW=101, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=48, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=44, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=129, PETRI_PLACES=51, PETRI_TRANSITIONS=52} [2022-12-13 20:58:12,930 INFO L288 CegarLoopForPetriNet]: 140 programPoint places, -89 predicate places. [2022-12-13 20:58:12,931 INFO L495 AbstractCegarLoop]: Abstraction has has 51 places, 52 transitions, 129 flow [2022-12-13 20:58:12,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 386.3333333333333) internal successors, (1159), 3 states have internal predecessors, (1159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:12,931 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 20:58:12,931 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:58:12,931 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 20:58:12,931 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err15ASSERT_VIOLATIONDATA_RACE (and 151 more)] === [2022-12-13 20:58:12,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:58:12,932 INFO L85 PathProgramCache]: Analyzing trace with hash -1626876436, now seen corresponding path program 1 times [2022-12-13 20:58:12,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:58:12,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87899890] [2022-12-13 20:58:12,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:58:12,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:58:12,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:58:13,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:58:13,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:58:13,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87899890] [2022-12-13 20:58:13,406 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87899890] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:58:13,406 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:58:13,406 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 20:58:13,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119599945] [2022-12-13 20:58:13,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:58:13,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:58:13,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:58:13,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:58:13,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:58:13,547 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 380 out of 962 [2022-12-13 20:58:13,551 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 52 transitions, 129 flow. Second operand has 6 states, 6 states have (on average 382.1666666666667) internal successors, (2293), 6 states have internal predecessors, (2293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:13,551 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 20:58:13,551 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 380 of 962 [2022-12-13 20:58:13,551 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 20:58:14,504 INFO L130 PetriNetUnfolder]: 4794/6637 cut-off events. [2022-12-13 20:58:14,504 INFO L131 PetriNetUnfolder]: For 1071/1071 co-relation queries the response was YES. [2022-12-13 20:58:14,509 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14645 conditions, 6637 events. 4794/6637 cut-off events. For 1071/1071 co-relation queries the response was YES. Maximal size of possible extension queue 249. Compared 30514 event pairs, 496 based on Foata normal form. 0/5640 useless extension candidates. Maximal degree in co-relation 14641. Up to 2242 conditions per place. [2022-12-13 20:58:14,535 INFO L137 encePairwiseOnDemand]: 957/962 looper letters, 120 selfloop transitions, 4 changer transitions 0/135 dead transitions. [2022-12-13 20:58:14,536 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 135 transitions, 623 flow [2022-12-13 20:58:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:58:14,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-12-13 20:58:14,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2385 transitions. [2022-12-13 20:58:14,540 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4132016632016632 [2022-12-13 20:58:14,540 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2385 transitions. [2022-12-13 20:58:14,540 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2385 transitions. [2022-12-13 20:58:14,541 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 20:58:14,541 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2385 transitions. [2022-12-13 20:58:14,544 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 397.5) internal successors, (2385), 6 states have internal predecessors, (2385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:14,549 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 962.0) internal successors, (6734), 7 states have internal predecessors, (6734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:14,552 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 962.0) internal successors, (6734), 7 states have internal predecessors, (6734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:14,552 INFO L175 Difference]: Start difference. First operand has 51 places, 52 transitions, 129 flow. Second operand 6 states and 2385 transitions. [2022-12-13 20:58:14,552 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 135 transitions, 623 flow [2022-12-13 20:58:14,553 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 135 transitions, 623 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-12-13 20:58:14,554 INFO L231 Difference]: Finished difference. Result has 55 places, 51 transitions, 135 flow [2022-12-13 20:58:14,554 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=962, PETRI_DIFFERENCE_MINUEND_FLOW=127, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=135, PETRI_PLACES=55, PETRI_TRANSITIONS=51} [2022-12-13 20:58:14,554 INFO L288 CegarLoopForPetriNet]: 140 programPoint places, -85 predicate places. [2022-12-13 20:58:14,554 INFO L495 AbstractCegarLoop]: Abstraction has has 55 places, 51 transitions, 135 flow [2022-12-13 20:58:14,555 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 382.1666666666667) internal successors, (2293), 6 states have internal predecessors, (2293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:14,555 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 20:58:14,555 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:58:14,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 20:58:14,555 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err15ASSERT_VIOLATIONDATA_RACE (and 151 more)] === [2022-12-13 20:58:14,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:58:14,556 INFO L85 PathProgramCache]: Analyzing trace with hash 462660512, now seen corresponding path program 1 times [2022-12-13 20:58:14,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:58:14,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764498588] [2022-12-13 20:58:14,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:58:14,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:58:14,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:58:14,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:58:14,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:58:14,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764498588] [2022-12-13 20:58:14,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764498588] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:58:14,643 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:58:14,643 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 20:58:14,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500438745] [2022-12-13 20:58:14,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:58:14,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 20:58:14,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:58:14,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 20:58:14,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 20:58:14,724 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 387 out of 962 [2022-12-13 20:58:14,727 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 51 transitions, 135 flow. Second operand has 4 states, 4 states have (on average 390.5) internal successors, (1562), 4 states have internal predecessors, (1562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:14,727 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 20:58:14,727 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 387 of 962 [2022-12-13 20:58:14,727 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 20:58:15,068 INFO L130 PetriNetUnfolder]: 1753/2851 cut-off events. [2022-12-13 20:58:15,068 INFO L131 PetriNetUnfolder]: For 538/538 co-relation queries the response was YES. [2022-12-13 20:58:15,072 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6429 conditions, 2851 events. 1753/2851 cut-off events. For 538/538 co-relation queries the response was YES. Maximal size of possible extension queue 137. Compared 14026 event pairs, 1212 based on Foata normal form. 100/2512 useless extension candidates. Maximal degree in co-relation 6424. Up to 2378 conditions per place. [2022-12-13 20:58:15,081 INFO L137 encePairwiseOnDemand]: 955/962 looper letters, 35 selfloop transitions, 2 changer transitions 31/83 dead transitions. [2022-12-13 20:58:15,081 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 83 transitions, 355 flow [2022-12-13 20:58:15,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 20:58:15,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-12-13 20:58:15,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2003 transitions. [2022-12-13 20:58:15,084 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4164241164241164 [2022-12-13 20:58:15,084 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 2003 transitions. [2022-12-13 20:58:15,084 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 2003 transitions. [2022-12-13 20:58:15,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 20:58:15,085 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 2003 transitions. [2022-12-13 20:58:15,087 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 400.6) internal successors, (2003), 5 states have internal predecessors, (2003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:15,092 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 962.0) internal successors, (5772), 6 states have internal predecessors, (5772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:15,094 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 962.0) internal successors, (5772), 6 states have internal predecessors, (5772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:15,094 INFO L175 Difference]: Start difference. First operand has 55 places, 51 transitions, 135 flow. Second operand 5 states and 2003 transitions. [2022-12-13 20:58:15,094 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 83 transitions, 355 flow [2022-12-13 20:58:15,097 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 83 transitions, 344 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-12-13 20:58:15,098 INFO L231 Difference]: Finished difference. Result has 58 places, 52 transitions, 154 flow [2022-12-13 20:58:15,098 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=962, PETRI_DIFFERENCE_MINUEND_FLOW=128, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=154, PETRI_PLACES=58, PETRI_TRANSITIONS=52} [2022-12-13 20:58:15,098 INFO L288 CegarLoopForPetriNet]: 140 programPoint places, -82 predicate places. [2022-12-13 20:58:15,099 INFO L495 AbstractCegarLoop]: Abstraction has has 58 places, 52 transitions, 154 flow [2022-12-13 20:58:15,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 390.5) internal successors, (1562), 4 states have internal predecessors, (1562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:15,099 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 20:58:15,099 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:58:15,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 20:58:15,099 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err15ASSERT_VIOLATIONDATA_RACE (and 151 more)] === [2022-12-13 20:58:15,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:58:15,100 INFO L85 PathProgramCache]: Analyzing trace with hash -769689206, now seen corresponding path program 1 times [2022-12-13 20:58:15,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:58:15,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236485579] [2022-12-13 20:58:15,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:58:15,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:58:15,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:58:15,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-13 20:58:15,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:58:15,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236485579] [2022-12-13 20:58:15,471 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236485579] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:58:15,471 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:58:15,471 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 20:58:15,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120736617] [2022-12-13 20:58:15,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:58:15,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:58:15,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:58:15,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:58:15,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:58:15,625 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 380 out of 962 [2022-12-13 20:58:15,628 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 52 transitions, 154 flow. Second operand has 6 states, 6 states have (on average 383.1666666666667) internal successors, (2299), 6 states have internal predecessors, (2299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:15,628 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 20:58:15,628 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 380 of 962 [2022-12-13 20:58:15,628 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 20:58:16,076 INFO L130 PetriNetUnfolder]: 1930/2908 cut-off events. [2022-12-13 20:58:16,077 INFO L131 PetriNetUnfolder]: For 1211/1211 co-relation queries the response was YES. [2022-12-13 20:58:16,079 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7355 conditions, 2908 events. 1930/2908 cut-off events. For 1211/1211 co-relation queries the response was YES. Maximal size of possible extension queue 132. Compared 12842 event pairs, 1101 based on Foata normal form. 0/2467 useless extension candidates. Maximal degree in co-relation 7347. Up to 2269 conditions per place. [2022-12-13 20:58:16,086 INFO L137 encePairwiseOnDemand]: 957/962 looper letters, 81 selfloop transitions, 4 changer transitions 0/95 dead transitions. [2022-12-13 20:58:16,086 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 95 transitions, 442 flow [2022-12-13 20:58:16,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:58:16,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-12-13 20:58:16,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2361 transitions. [2022-12-13 20:58:16,089 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.409043659043659 [2022-12-13 20:58:16,090 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2361 transitions. [2022-12-13 20:58:16,090 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2361 transitions. [2022-12-13 20:58:16,090 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 20:58:16,090 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2361 transitions. [2022-12-13 20:58:16,093 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 393.5) internal successors, (2361), 6 states have internal predecessors, (2361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:16,101 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 962.0) internal successors, (6734), 7 states have internal predecessors, (6734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:16,103 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 962.0) internal successors, (6734), 7 states have internal predecessors, (6734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:16,104 INFO L175 Difference]: Start difference. First operand has 58 places, 52 transitions, 154 flow. Second operand 6 states and 2361 transitions. [2022-12-13 20:58:16,104 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 95 transitions, 442 flow [2022-12-13 20:58:16,106 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 95 transitions, 422 flow, removed 9 selfloop flow, removed 2 redundant places. [2022-12-13 20:58:16,107 INFO L231 Difference]: Finished difference. Result has 58 places, 51 transitions, 148 flow [2022-12-13 20:58:16,107 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=962, PETRI_DIFFERENCE_MINUEND_FLOW=140, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=148, PETRI_PLACES=58, PETRI_TRANSITIONS=51} [2022-12-13 20:58:16,108 INFO L288 CegarLoopForPetriNet]: 140 programPoint places, -82 predicate places. [2022-12-13 20:58:16,108 INFO L495 AbstractCegarLoop]: Abstraction has has 58 places, 51 transitions, 148 flow [2022-12-13 20:58:16,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 383.1666666666667) internal successors, (2299), 6 states have internal predecessors, (2299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:16,109 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 20:58:16,109 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:58:16,109 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 20:58:16,110 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err15ASSERT_VIOLATIONDATA_RACE (and 151 more)] === [2022-12-13 20:58:16,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:58:16,110 INFO L85 PathProgramCache]: Analyzing trace with hash -354713734, now seen corresponding path program 1 times [2022-12-13 20:58:16,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:58:16,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774134034] [2022-12-13 20:58:16,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:58:16,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:58:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:58:16,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-13 20:58:16,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:58:16,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774134034] [2022-12-13 20:58:16,218 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774134034] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:58:16,218 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:58:16,218 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 20:58:16,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796018923] [2022-12-13 20:58:16,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:58:16,219 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 20:58:16,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:58:16,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 20:58:16,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 20:58:16,273 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 387 out of 962 [2022-12-13 20:58:16,275 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 51 transitions, 148 flow. Second operand has 4 states, 4 states have (on average 392.5) internal successors, (1570), 4 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:16,276 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 20:58:16,276 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 387 of 962 [2022-12-13 20:58:16,276 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 20:58:16,620 INFO L130 PetriNetUnfolder]: 2013/3318 cut-off events. [2022-12-13 20:58:16,620 INFO L131 PetriNetUnfolder]: For 743/743 co-relation queries the response was YES. [2022-12-13 20:58:16,623 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7830 conditions, 3318 events. 2013/3318 cut-off events. For 743/743 co-relation queries the response was YES. Maximal size of possible extension queue 168. Compared 17559 event pairs, 1441 based on Foata normal form. 118/2994 useless extension candidates. Maximal degree in co-relation 7823. Up to 2379 conditions per place. [2022-12-13 20:58:16,628 INFO L137 encePairwiseOnDemand]: 957/962 looper letters, 36 selfloop transitions, 2 changer transitions 20/72 dead transitions. [2022-12-13 20:58:16,628 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 72 transitions, 328 flow [2022-12-13 20:58:16,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 20:58:16,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-12-13 20:58:16,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1601 transitions. [2022-12-13 20:58:16,631 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4160602910602911 [2022-12-13 20:58:16,631 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 1601 transitions. [2022-12-13 20:58:16,631 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 1601 transitions. [2022-12-13 20:58:16,632 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 20:58:16,632 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 1601 transitions. [2022-12-13 20:58:16,633 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 400.25) internal successors, (1601), 4 states have internal predecessors, (1601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:16,636 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 962.0) internal successors, (4810), 5 states have internal predecessors, (4810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:16,637 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 962.0) internal successors, (4810), 5 states have internal predecessors, (4810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:16,637 INFO L175 Difference]: Start difference. First operand has 58 places, 51 transitions, 148 flow. Second operand 4 states and 1601 transitions. [2022-12-13 20:58:16,637 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 72 transitions, 328 flow [2022-12-13 20:58:16,638 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 72 transitions, 319 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-12-13 20:58:16,639 INFO L231 Difference]: Finished difference. Result has 59 places, 52 transitions, 157 flow [2022-12-13 20:58:16,639 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=962, PETRI_DIFFERENCE_MINUEND_FLOW=141, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=157, PETRI_PLACES=59, PETRI_TRANSITIONS=52} [2022-12-13 20:58:16,639 INFO L288 CegarLoopForPetriNet]: 140 programPoint places, -81 predicate places. [2022-12-13 20:58:16,639 INFO L495 AbstractCegarLoop]: Abstraction has has 59 places, 52 transitions, 157 flow [2022-12-13 20:58:16,640 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 392.5) internal successors, (1570), 4 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:16,640 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 20:58:16,640 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:58:16,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 20:58:16,640 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err15ASSERT_VIOLATIONDATA_RACE (and 151 more)] === [2022-12-13 20:58:16,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:58:16,640 INFO L85 PathProgramCache]: Analyzing trace with hash -334427116, now seen corresponding path program 1 times [2022-12-13 20:58:16,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:58:16,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198542718] [2022-12-13 20:58:16,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:58:16,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:58:16,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:58:16,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 20:58:16,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:58:16,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198542718] [2022-12-13 20:58:16,962 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198542718] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:58:16,962 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:58:16,962 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 20:58:16,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219496030] [2022-12-13 20:58:16,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:58:16,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 20:58:16,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:58:16,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 20:58:16,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-12-13 20:58:17,102 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 380 out of 962 [2022-12-13 20:58:17,104 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 52 transitions, 157 flow. Second operand has 6 states, 6 states have (on average 384.5) internal successors, (2307), 6 states have internal predecessors, (2307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:17,104 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 20:58:17,104 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 380 of 962 [2022-12-13 20:58:17,104 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 20:58:17,410 INFO L130 PetriNetUnfolder]: 1710/2684 cut-off events. [2022-12-13 20:58:17,410 INFO L131 PetriNetUnfolder]: For 687/687 co-relation queries the response was YES. [2022-12-13 20:58:17,414 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6539 conditions, 2684 events. 1710/2684 cut-off events. For 687/687 co-relation queries the response was YES. Maximal size of possible extension queue 132. Compared 12599 event pairs, 1154 based on Foata normal form. 0/2288 useless extension candidates. Maximal degree in co-relation 6530. Up to 2370 conditions per place. [2022-12-13 20:58:17,416 INFO L137 encePairwiseOnDemand]: 957/962 looper letters, 0 selfloop transitions, 0 changer transitions 71/71 dead transitions. [2022-12-13 20:58:17,416 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 71 transitions, 335 flow [2022-12-13 20:58:17,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:58:17,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-12-13 20:58:17,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2337 transitions. [2022-12-13 20:58:17,419 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.40488565488565487 [2022-12-13 20:58:17,419 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2337 transitions. [2022-12-13 20:58:17,419 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2337 transitions. [2022-12-13 20:58:17,419 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 20:58:17,419 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2337 transitions. [2022-12-13 20:58:17,422 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 389.5) internal successors, (2337), 6 states have internal predecessors, (2337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:17,426 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 962.0) internal successors, (6734), 7 states have internal predecessors, (6734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:17,427 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 962.0) internal successors, (6734), 7 states have internal predecessors, (6734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:17,427 INFO L175 Difference]: Start difference. First operand has 59 places, 52 transitions, 157 flow. Second operand 6 states and 2337 transitions. [2022-12-13 20:58:17,427 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 71 transitions, 335 flow [2022-12-13 20:58:17,428 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 71 transitions, 331 flow, removed 1 selfloop flow, removed 1 redundant places. [2022-12-13 20:58:17,428 INFO L231 Difference]: Finished difference. Result has 61 places, 0 transitions, 0 flow [2022-12-13 20:58:17,428 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=962, PETRI_DIFFERENCE_MINUEND_FLOW=151, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=61, PETRI_TRANSITIONS=0} [2022-12-13 20:58:17,429 INFO L288 CegarLoopForPetriNet]: 140 programPoint places, -79 predicate places. [2022-12-13 20:58:17,429 INFO L495 AbstractCegarLoop]: Abstraction has has 61 places, 0 transitions, 0 flow [2022-12-13 20:58:17,429 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 384.5) internal successors, (2307), 6 states have internal predecessors, (2307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:58:17,431 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (154 of 155 remaining) [2022-12-13 20:58:17,431 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (153 of 155 remaining) [2022-12-13 20:58:17,432 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (152 of 155 remaining) [2022-12-13 20:58:17,432 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (151 of 155 remaining) [2022-12-13 20:58:17,432 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (150 of 155 remaining) [2022-12-13 20:58:17,432 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (149 of 155 remaining) [2022-12-13 20:58:17,432 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (148 of 155 remaining) [2022-12-13 20:58:17,432 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (147 of 155 remaining) [2022-12-13 20:58:17,432 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (146 of 155 remaining) [2022-12-13 20:58:17,432 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (145 of 155 remaining) [2022-12-13 20:58:17,432 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (144 of 155 remaining) [2022-12-13 20:58:17,432 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (143 of 155 remaining) [2022-12-13 20:58:17,432 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (142 of 155 remaining) [2022-12-13 20:58:17,432 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (141 of 155 remaining) [2022-12-13 20:58:17,433 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (140 of 155 remaining) [2022-12-13 20:58:17,433 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (139 of 155 remaining) [2022-12-13 20:58:17,433 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (138 of 155 remaining) [2022-12-13 20:58:17,433 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (137 of 155 remaining) [2022-12-13 20:58:17,433 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (136 of 155 remaining) [2022-12-13 20:58:17,433 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (135 of 155 remaining) [2022-12-13 20:58:17,433 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (134 of 155 remaining) [2022-12-13 20:58:17,433 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (133 of 155 remaining) [2022-12-13 20:58:17,433 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (132 of 155 remaining) [2022-12-13 20:58:17,433 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (131 of 155 remaining) [2022-12-13 20:58:17,433 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (130 of 155 remaining) [2022-12-13 20:58:17,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (129 of 155 remaining) [2022-12-13 20:58:17,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (128 of 155 remaining) [2022-12-13 20:58:17,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (127 of 155 remaining) [2022-12-13 20:58:17,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (126 of 155 remaining) [2022-12-13 20:58:17,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (125 of 155 remaining) [2022-12-13 20:58:17,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (124 of 155 remaining) [2022-12-13 20:58:17,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (123 of 155 remaining) [2022-12-13 20:58:17,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (122 of 155 remaining) [2022-12-13 20:58:17,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (121 of 155 remaining) [2022-12-13 20:58:17,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (120 of 155 remaining) [2022-12-13 20:58:17,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (119 of 155 remaining) [2022-12-13 20:58:17,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (118 of 155 remaining) [2022-12-13 20:58:17,434 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (117 of 155 remaining) [2022-12-13 20:58:17,435 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (116 of 155 remaining) [2022-12-13 20:58:17,435 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (115 of 155 remaining) [2022-12-13 20:58:17,435 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (114 of 155 remaining) [2022-12-13 20:58:17,435 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (113 of 155 remaining) [2022-12-13 20:58:17,435 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (112 of 155 remaining) [2022-12-13 20:58:17,438 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (111 of 155 remaining) [2022-12-13 20:58:17,438 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (110 of 155 remaining) [2022-12-13 20:58:17,438 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (109 of 155 remaining) [2022-12-13 20:58:17,438 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (108 of 155 remaining) [2022-12-13 20:58:17,438 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (107 of 155 remaining) [2022-12-13 20:58:17,438 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (106 of 155 remaining) [2022-12-13 20:58:17,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (105 of 155 remaining) [2022-12-13 20:58:17,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (104 of 155 remaining) [2022-12-13 20:58:17,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (103 of 155 remaining) [2022-12-13 20:58:17,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (102 of 155 remaining) [2022-12-13 20:58:17,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (101 of 155 remaining) [2022-12-13 20:58:17,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (100 of 155 remaining) [2022-12-13 20:58:17,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (99 of 155 remaining) [2022-12-13 20:58:17,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (98 of 155 remaining) [2022-12-13 20:58:17,440 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (97 of 155 remaining) [2022-12-13 20:58:17,440 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (96 of 155 remaining) [2022-12-13 20:58:17,440 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (95 of 155 remaining) [2022-12-13 20:58:17,440 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (94 of 155 remaining) [2022-12-13 20:58:17,440 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (93 of 155 remaining) [2022-12-13 20:58:17,440 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (92 of 155 remaining) [2022-12-13 20:58:17,440 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (91 of 155 remaining) [2022-12-13 20:58:17,440 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (90 of 155 remaining) [2022-12-13 20:58:17,441 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (89 of 155 remaining) [2022-12-13 20:58:17,441 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (88 of 155 remaining) [2022-12-13 20:58:17,441 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (87 of 155 remaining) [2022-12-13 20:58:17,441 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (86 of 155 remaining) [2022-12-13 20:58:17,441 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (85 of 155 remaining) [2022-12-13 20:58:17,441 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (84 of 155 remaining) [2022-12-13 20:58:17,441 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (83 of 155 remaining) [2022-12-13 20:58:17,441 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (82 of 155 remaining) [2022-12-13 20:58:17,441 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (81 of 155 remaining) [2022-12-13 20:58:17,442 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (80 of 155 remaining) [2022-12-13 20:58:17,442 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (79 of 155 remaining) [2022-12-13 20:58:17,442 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (78 of 155 remaining) [2022-12-13 20:58:17,442 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (77 of 155 remaining) [2022-12-13 20:58:17,442 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (76 of 155 remaining) [2022-12-13 20:58:17,442 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (75 of 155 remaining) [2022-12-13 20:58:17,442 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (74 of 155 remaining) [2022-12-13 20:58:17,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (73 of 155 remaining) [2022-12-13 20:58:17,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (72 of 155 remaining) [2022-12-13 20:58:17,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (71 of 155 remaining) [2022-12-13 20:58:17,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (70 of 155 remaining) [2022-12-13 20:58:17,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (69 of 155 remaining) [2022-12-13 20:58:17,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (68 of 155 remaining) [2022-12-13 20:58:17,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (67 of 155 remaining) [2022-12-13 20:58:17,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (66 of 155 remaining) [2022-12-13 20:58:17,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (65 of 155 remaining) [2022-12-13 20:58:17,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (64 of 155 remaining) [2022-12-13 20:58:17,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (63 of 155 remaining) [2022-12-13 20:58:17,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (62 of 155 remaining) [2022-12-13 20:58:17,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (61 of 155 remaining) [2022-12-13 20:58:17,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (60 of 155 remaining) [2022-12-13 20:58:17,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (59 of 155 remaining) [2022-12-13 20:58:17,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (58 of 155 remaining) [2022-12-13 20:58:17,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (57 of 155 remaining) [2022-12-13 20:58:17,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (56 of 155 remaining) [2022-12-13 20:58:17,445 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (55 of 155 remaining) [2022-12-13 20:58:17,445 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (54 of 155 remaining) [2022-12-13 20:58:17,445 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (53 of 155 remaining) [2022-12-13 20:58:17,445 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (52 of 155 remaining) [2022-12-13 20:58:17,445 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (51 of 155 remaining) [2022-12-13 20:58:17,445 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (50 of 155 remaining) [2022-12-13 20:58:17,445 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (49 of 155 remaining) [2022-12-13 20:58:17,445 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (48 of 155 remaining) [2022-12-13 20:58:17,446 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (47 of 155 remaining) [2022-12-13 20:58:17,446 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (46 of 155 remaining) [2022-12-13 20:58:17,446 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (45 of 155 remaining) [2022-12-13 20:58:17,446 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (44 of 155 remaining) [2022-12-13 20:58:17,446 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (43 of 155 remaining) [2022-12-13 20:58:17,446 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (42 of 155 remaining) [2022-12-13 20:58:17,446 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (41 of 155 remaining) [2022-12-13 20:58:17,446 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (40 of 155 remaining) [2022-12-13 20:58:17,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (39 of 155 remaining) [2022-12-13 20:58:17,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (38 of 155 remaining) [2022-12-13 20:58:17,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (37 of 155 remaining) [2022-12-13 20:58:17,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (36 of 155 remaining) [2022-12-13 20:58:17,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (35 of 155 remaining) [2022-12-13 20:58:17,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (34 of 155 remaining) [2022-12-13 20:58:17,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (33 of 155 remaining) [2022-12-13 20:58:17,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (32 of 155 remaining) [2022-12-13 20:58:17,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (31 of 155 remaining) [2022-12-13 20:58:17,448 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (30 of 155 remaining) [2022-12-13 20:58:17,448 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (29 of 155 remaining) [2022-12-13 20:58:17,448 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (28 of 155 remaining) [2022-12-13 20:58:17,448 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (27 of 155 remaining) [2022-12-13 20:58:17,448 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (26 of 155 remaining) [2022-12-13 20:58:17,448 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (25 of 155 remaining) [2022-12-13 20:58:17,448 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (24 of 155 remaining) [2022-12-13 20:58:17,448 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (23 of 155 remaining) [2022-12-13 20:58:17,449 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (22 of 155 remaining) [2022-12-13 20:58:17,449 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (21 of 155 remaining) [2022-12-13 20:58:17,449 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (20 of 155 remaining) [2022-12-13 20:58:17,449 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (19 of 155 remaining) [2022-12-13 20:58:17,449 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (18 of 155 remaining) [2022-12-13 20:58:17,449 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (17 of 155 remaining) [2022-12-13 20:58:17,449 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (16 of 155 remaining) [2022-12-13 20:58:17,449 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (15 of 155 remaining) [2022-12-13 20:58:17,450 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (14 of 155 remaining) [2022-12-13 20:58:17,450 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (13 of 155 remaining) [2022-12-13 20:58:17,450 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (12 of 155 remaining) [2022-12-13 20:58:17,450 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (11 of 155 remaining) [2022-12-13 20:58:17,450 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (10 of 155 remaining) [2022-12-13 20:58:17,450 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (9 of 155 remaining) [2022-12-13 20:58:17,450 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (8 of 155 remaining) [2022-12-13 20:58:17,450 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (7 of 155 remaining) [2022-12-13 20:58:17,450 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (6 of 155 remaining) [2022-12-13 20:58:17,451 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (5 of 155 remaining) [2022-12-13 20:58:17,451 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (4 of 155 remaining) [2022-12-13 20:58:17,451 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (3 of 155 remaining) [2022-12-13 20:58:17,451 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (2 of 155 remaining) [2022-12-13 20:58:17,451 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (1 of 155 remaining) [2022-12-13 20:58:17,451 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (0 of 155 remaining) [2022-12-13 20:58:17,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 20:58:17,452 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:58:17,457 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-13 20:58:17,457 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 20:58:17,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 08:58:17 BasicIcfg [2022-12-13 20:58:17,460 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 20:58:17,460 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 20:58:17,460 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 20:58:17,460 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 20:58:17,460 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:57:58" (3/4) ... [2022-12-13 20:58:17,462 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 20:58:17,466 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-12-13 20:58:17,466 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-12-13 20:58:17,466 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2022-12-13 20:58:17,470 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-12-13 20:58:17,471 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-13 20:58:17,471 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-13 20:58:17,471 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 20:58:17,504 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 20:58:17,504 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 20:58:17,505 INFO L158 Benchmark]: Toolchain (without parser) took 20617.33ms. Allocated memory was 121.6MB in the beginning and 333.4MB in the end (delta: 211.8MB). Free memory was 85.9MB in the beginning and 242.1MB in the end (delta: -156.3MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. [2022-12-13 20:58:17,505 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 121.6MB. Free memory was 97.2MB in the beginning and 97.2MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 20:58:17,506 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.50ms. Allocated memory is still 121.6MB. Free memory was 85.9MB in the beginning and 71.3MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 20:58:17,506 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.66ms. Allocated memory is still 121.6MB. Free memory was 70.8MB in the beginning and 67.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 20:58:17,506 INFO L158 Benchmark]: Boogie Preprocessor took 32.57ms. Allocated memory is still 121.6MB. Free memory was 67.1MB in the beginning and 64.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 20:58:17,507 INFO L158 Benchmark]: RCFGBuilder took 1103.19ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 64.0MB in the beginning and 52.4MB in the end (delta: 11.5MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2022-12-13 20:58:17,507 INFO L158 Benchmark]: TraceAbstraction took 19097.67ms. Allocated memory was 146.8MB in the beginning and 333.4MB in the end (delta: 186.6MB). Free memory was 109.2MB in the beginning and 247.4MB in the end (delta: -138.2MB). Peak memory consumption was 253.9MB. Max. memory is 16.1GB. [2022-12-13 20:58:17,507 INFO L158 Benchmark]: Witness Printer took 44.41ms. Allocated memory is still 333.4MB. Free memory was 247.4MB in the beginning and 242.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 20:58:17,509 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 121.6MB. Free memory was 97.2MB in the beginning and 97.2MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.50ms. Allocated memory is still 121.6MB. Free memory was 85.9MB in the beginning and 71.3MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.66ms. Allocated memory is still 121.6MB. Free memory was 70.8MB in the beginning and 67.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.57ms. Allocated memory is still 121.6MB. Free memory was 67.1MB in the beginning and 64.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1103.19ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 64.0MB in the beginning and 52.4MB in the end (delta: 11.5MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * TraceAbstraction took 19097.67ms. Allocated memory was 146.8MB in the beginning and 333.4MB in the end (delta: 186.6MB). Free memory was 109.2MB in the beginning and 247.4MB in the end (delta: -138.2MB). Peak memory consumption was 253.9MB. Max. memory is 16.1GB. * Witness Printer took 44.41ms. Allocated memory is still 333.4MB. Free memory was 247.4MB in the beginning and 242.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 13.1s, 431 PlacesBefore, 140 PlacesAfterwards, 439 TransitionsBefore, 137 TransitionsAfterwards, 23360 CoEnabledTransitionPairs, 10 FixpointIterations, 278 TrivialSequentialCompositions, 170 ConcurrentSequentialCompositions, 29 TrivialYvCompositions, 8 ConcurrentYvCompositions, 11 ChoiceCompositions, 496 TotalNumberOfCompositions, 85139 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 28172, independent: 27230, independent conditional: 0, independent unconditional: 27230, dependent: 942, dependent conditional: 0, dependent unconditional: 942, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 11275, independent: 11105, independent conditional: 0, independent unconditional: 11105, dependent: 170, dependent conditional: 0, dependent unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 28172, independent: 16125, independent conditional: 0, independent unconditional: 16125, dependent: 772, dependent conditional: 0, dependent unconditional: 772, unknown: 11275, unknown conditional: 0, unknown unconditional: 11275] , Statistics on independence cache: Total cache size (in pairs): 913, Positive cache size: 839, Positive conditional cache size: 0, Positive unconditional cache size: 839, Negative cache size: 74, Negative conditional cache size: 0, Negative unconditional cache size: 74, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 119]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 130]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: 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 7 procedures, 600 locations, 155 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 18.9s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 13.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 735 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 459 mSDsluCounter, 89 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 38 mSDsCounter, 223 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1485 IncrementalHoareTripleChecker+Invalid, 1708 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 223 mSolverCounterUnsat, 51 mSDtfsCounter, 1485 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=292occurred in iteration=0, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 140 NumberOfCodeBlocks, 140 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 133 ConstructedInterpolants, 0 QuantifiedInterpolants, 422 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 4/4 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 89 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-12-13 20:58:17,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded8cea0-4227-40b8-b268-cc85ca6d7b3b/bin/uautomizer-uyxdKDjOR8/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