./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/unroll-5.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d62f4e1-5809-41b0-b6f5-c40be175b505/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d62f4e1-5809-41b0-b6f5-c40be175b505/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d62f4e1-5809-41b0-b6f5-c40be175b505/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d62f4e1-5809-41b0-b6f5-c40be175b505/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/unroll-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d62f4e1-5809-41b0-b6f5-c40be175b505/bin/uautomizer-QkZJyEgLgS/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d62f4e1-5809-41b0-b6f5-c40be175b505/bin/uautomizer-QkZJyEgLgS --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 c8ce32899aa465c1eaa89b234122d94aaf792bb347295ccb743670e04bba6b8e --- 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-4e7fbc6 [2022-11-23 03:05:55,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 03:05:55,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 03:05:55,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 03:05:55,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 03:05:55,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 03:05:55,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 03:05:55,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 03:05:55,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 03:05:55,379 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 03:05:55,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 03:05:55,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 03:05:55,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 03:05:55,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 03:05:55,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 03:05:55,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 03:05:55,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 03:05:55,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 03:05:55,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 03:05:55,390 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 03:05:55,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 03:05:55,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 03:05:55,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 03:05:55,395 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 03:05:55,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 03:05:55,399 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 03:05:55,399 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 03:05:55,400 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 03:05:55,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 03:05:55,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 03:05:55,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 03:05:55,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 03:05:55,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 03:05:55,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 03:05:55,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 03:05:55,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 03:05:55,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 03:05:55,407 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 03:05:55,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 03:05:55,409 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 03:05:55,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 03:05:55,410 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d62f4e1-5809-41b0-b6f5-c40be175b505/bin/uautomizer-QkZJyEgLgS/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-23 03:05:55,439 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 03:05:55,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 03:05:55,440 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 03:05:55,440 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 03:05:55,441 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 03:05:55,441 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 03:05:55,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 03:05:55,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 03:05:55,443 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 03:05:55,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 03:05:55,443 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 03:05:55,443 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 03:05:55,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 03:05:55,444 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 03:05:55,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 03:05:55,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 03:05:55,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 03:05:55,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 03:05:55,445 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-23 03:05:55,445 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 03:05:55,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 03:05:55,446 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 03:05:55,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 03:05:55,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 03:05:55,447 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 03:05:55,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 03:05:55,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 03:05:55,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 03:05:55,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 03:05:55,453 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 03:05:55,453 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 03:05:55,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 03:05:55,454 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 03:05:55,454 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 03:05:55,454 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 03:05:55,454 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 03:05:55,455 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_4d62f4e1-5809-41b0-b6f5-c40be175b505/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d62f4e1-5809-41b0-b6f5-c40be175b505/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8ce32899aa465c1eaa89b234122d94aaf792bb347295ccb743670e04bba6b8e [2022-11-23 03:05:55,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 03:05:55,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 03:05:55,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 03:05:55,762 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 03:05:55,763 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 03:05:55,764 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d62f4e1-5809-41b0-b6f5-c40be175b505/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/weaver/unroll-5.wvr.c [2022-11-23 03:05:58,703 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 03:05:58,981 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 03:05:58,982 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d62f4e1-5809-41b0-b6f5-c40be175b505/sv-benchmarks/c/weaver/unroll-5.wvr.c [2022-11-23 03:05:58,996 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d62f4e1-5809-41b0-b6f5-c40be175b505/bin/uautomizer-QkZJyEgLgS/data/ca7b9c7a3/c71d023acee34a39a535508301bf0455/FLAG5e1bc42b2 [2022-11-23 03:05:59,018 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d62f4e1-5809-41b0-b6f5-c40be175b505/bin/uautomizer-QkZJyEgLgS/data/ca7b9c7a3/c71d023acee34a39a535508301bf0455 [2022-11-23 03:05:59,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 03:05:59,023 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 03:05:59,024 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 03:05:59,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 03:05:59,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 03:05:59,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:59" (1/1) ... [2022-11-23 03:05:59,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21df7c48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:59, skipping insertion in model container [2022-11-23 03:05:59,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:59" (1/1) ... [2022-11-23 03:05:59,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 03:05:59,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 03:05:59,264 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_4d62f4e1-5809-41b0-b6f5-c40be175b505/sv-benchmarks/c/weaver/unroll-5.wvr.c[2644,2657] [2022-11-23 03:05:59,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 03:05:59,282 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 03:05:59,342 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_4d62f4e1-5809-41b0-b6f5-c40be175b505/sv-benchmarks/c/weaver/unroll-5.wvr.c[2644,2657] [2022-11-23 03:05:59,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 03:05:59,368 INFO L208 MainTranslator]: Completed translation [2022-11-23 03:05:59,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:59 WrapperNode [2022-11-23 03:05:59,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 03:05:59,370 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 03:05:59,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 03:05:59,370 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 03:05:59,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:59" (1/1) ... [2022-11-23 03:05:59,388 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:59" (1/1) ... [2022-11-23 03:05:59,429 INFO L138 Inliner]: procedures = 24, calls = 38, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 345 [2022-11-23 03:05:59,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 03:05:59,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 03:05:59,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 03:05:59,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 03:05:59,444 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:59" (1/1) ... [2022-11-23 03:05:59,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:59" (1/1) ... [2022-11-23 03:05:59,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:59" (1/1) ... [2022-11-23 03:05:59,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:59" (1/1) ... [2022-11-23 03:05:59,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:59" (1/1) ... [2022-11-23 03:05:59,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:59" (1/1) ... [2022-11-23 03:05:59,473 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:59" (1/1) ... [2022-11-23 03:05:59,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:59" (1/1) ... [2022-11-23 03:05:59,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 03:05:59,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 03:05:59,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 03:05:59,480 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 03:05:59,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:59" (1/1) ... [2022-11-23 03:05:59,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 03:05:59,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d62f4e1-5809-41b0-b6f5-c40be175b505/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 03:05:59,512 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d62f4e1-5809-41b0-b6f5-c40be175b505/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 03:05:59,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d62f4e1-5809-41b0-b6f5-c40be175b505/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 03:05:59,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 03:05:59,561 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-23 03:05:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-23 03:05:59,562 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-23 03:05:59,564 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-23 03:05:59,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 03:05:59,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 03:05:59,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 03:05:59,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 03:05:59,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 03:05:59,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 03:05:59,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 03:05:59,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 03:05:59,568 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-23 03:05:59,759 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 03:05:59,766 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 03:06:00,522 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 03:06:00,535 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 03:06:00,536 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-23 03:06:00,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:06:00 BoogieIcfgContainer [2022-11-23 03:06:00,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 03:06:00,549 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 03:06:00,549 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 03:06:00,552 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 03:06:00,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:05:59" (1/3) ... [2022-11-23 03:06:00,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@480f3418 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:06:00, skipping insertion in model container [2022-11-23 03:06:00,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:59" (2/3) ... [2022-11-23 03:06:00,554 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@480f3418 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:06:00, skipping insertion in model container [2022-11-23 03:06:00,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:06:00" (3/3) ... [2022-11-23 03:06:00,556 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-5.wvr.c [2022-11-23 03:06:00,567 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-23 03:06:00,580 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 03:06:00,580 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 55 error locations. [2022-11-23 03:06:00,581 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-23 03:06:00,795 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-23 03:06:00,883 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 438 places, 454 transitions, 924 flow [2022-11-23 03:06:01,080 INFO L130 PetriNetUnfolder]: 23/452 cut-off events. [2022-11-23 03:06:01,080 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-23 03:06:01,094 INFO L83 FinitePrefix]: Finished finitePrefix Result has 461 conditions, 452 events. 23/452 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 573 event pairs, 0 based on Foata normal form. 0/374 useless extension candidates. Maximal degree in co-relation 307. Up to 2 conditions per place. [2022-11-23 03:06:01,094 INFO L82 GeneralOperation]: Start removeDead. Operand has 438 places, 454 transitions, 924 flow [2022-11-23 03:06:01,104 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 419 places, 434 transitions, 880 flow [2022-11-23 03:06:01,108 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-23 03:06:01,124 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 419 places, 434 transitions, 880 flow [2022-11-23 03:06:01,133 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 419 places, 434 transitions, 880 flow [2022-11-23 03:06:01,134 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 419 places, 434 transitions, 880 flow [2022-11-23 03:06:01,246 INFO L130 PetriNetUnfolder]: 22/434 cut-off events. [2022-11-23 03:06:01,246 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-23 03:06:01,250 INFO L83 FinitePrefix]: Finished finitePrefix Result has 443 conditions, 434 events. 22/434 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 517 event pairs, 0 based on Foata normal form. 0/358 useless extension candidates. Maximal degree in co-relation 307. Up to 2 conditions per place. [2022-11-23 03:06:01,267 INFO L119 LiptonReduction]: Number of co-enabled transitions 35316 [2022-11-23 03:06:17,742 INFO L134 LiptonReduction]: Checked pairs total: 135310 [2022-11-23 03:06:17,743 INFO L136 LiptonReduction]: Total number of compositions: 623 [2022-11-23 03:06:17,774 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 03:06:17,782 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;@5f1d2f6c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 03:06:17,782 INFO L358 AbstractCegarLoop]: Starting to check reachability of 101 error locations. [2022-11-23 03:06:17,785 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2022-11-23 03:06:17,786 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-23 03:06:17,786 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-23 03:06:17,787 INFO L209 CegarLoopForPetriNet]: trace histogram [1] [2022-11-23 03:06:17,788 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 97 more)] === [2022-11-23 03:06:17,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:06:17,793 INFO L85 PathProgramCache]: Analyzing trace with hash 1851, now seen corresponding path program 1 times [2022-11-23 03:06:17,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:06:17,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740608786] [2022-11-23 03:06:17,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:06:17,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:06:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:06:17,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:06:17,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:06:17,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740608786] [2022-11-23 03:06:17,914 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740608786] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:06:17,914 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:06:17,914 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2022-11-23 03:06:17,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416314997] [2022-11-23 03:06:17,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:06:17,924 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 03:06:17,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:06:17,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 03:06:17,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 03:06:17,951 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 435 out of 1077 [2022-11-23 03:06:17,955 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 128 places, 132 transitions, 276 flow. Second operand has 2 states, 2 states have (on average 435.5) internal successors, (871), 2 states have internal predecessors, (871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:17,956 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-23 03:06:17,956 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 435 of 1077 [2022-11-23 03:06:17,957 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-23 03:06:18,440 INFO L130 PetriNetUnfolder]: 1140/2458 cut-off events. [2022-11-23 03:06:18,441 INFO L131 PetriNetUnfolder]: For 80/80 co-relation queries the response was YES. [2022-11-23 03:06:18,444 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4308 conditions, 2458 events. 1140/2458 cut-off events. For 80/80 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 15797 event pairs, 941 based on Foata normal form. 303/2530 useless extension candidates. Maximal degree in co-relation 3893. Up to 1804 conditions per place. [2022-11-23 03:06:18,455 INFO L137 encePairwiseOnDemand]: 1022/1077 looper letters, 41 selfloop transitions, 0 changer transitions 1/77 dead transitions. [2022-11-23 03:06:18,455 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 77 transitions, 250 flow [2022-11-23 03:06:18,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 03:06:18,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-11-23 03:06:18,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 967 transitions. [2022-11-23 03:06:18,472 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4489322191272052 [2022-11-23 03:06:18,473 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 967 transitions. [2022-11-23 03:06:18,473 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 967 transitions. [2022-11-23 03:06:18,476 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 03:06:18,479 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 967 transitions. [2022-11-23 03:06:18,486 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 483.5) internal successors, (967), 2 states have internal predecessors, (967), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:18,496 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 1077.0) internal successors, (3231), 3 states have internal predecessors, (3231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:18,498 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 1077.0) internal successors, (3231), 3 states have internal predecessors, (3231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:18,500 INFO L175 Difference]: Start difference. First operand has 128 places, 132 transitions, 276 flow. Second operand 2 states and 967 transitions. [2022-11-23 03:06:18,501 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 77 transitions, 250 flow [2022-11-23 03:06:18,505 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 77 transitions, 242 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-23 03:06:18,508 INFO L231 Difference]: Finished difference. Result has 78 places, 76 transitions, 155 flow [2022-11-23 03:06:18,510 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=1077, PETRI_DIFFERENCE_MINUEND_FLOW=158, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=77, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=155, PETRI_PLACES=78, PETRI_TRANSITIONS=76} [2022-11-23 03:06:18,513 INFO L288 CegarLoopForPetriNet]: 128 programPoint places, -50 predicate places. [2022-11-23 03:06:18,513 INFO L495 AbstractCegarLoop]: Abstraction has has 78 places, 76 transitions, 155 flow [2022-11-23 03:06:18,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 435.5) internal successors, (871), 2 states have internal predecessors, (871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:18,514 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-23 03:06:18,514 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:06:18,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 03:06:18,515 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 97 more)] === [2022-11-23 03:06:18,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:06:18,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1202072682, now seen corresponding path program 1 times [2022-11-23 03:06:18,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:06:18,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87800990] [2022-11-23 03:06:18,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:06:18,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:06:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:06:18,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 03:06:18,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:06:18,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87800990] [2022-11-23 03:06:18,781 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87800990] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:06:18,781 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:06:18,781 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 03:06:18,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184588126] [2022-11-23 03:06:18,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:06:18,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 03:06:18,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:06:18,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 03:06:18,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 03:06:18,821 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 431 out of 1077 [2022-11-23 03:06:18,823 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 76 transitions, 155 flow. Second operand has 3 states, 3 states have (on average 433.3333333333333) internal successors, (1300), 3 states have internal predecessors, (1300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:18,823 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-23 03:06:18,823 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 431 of 1077 [2022-11-23 03:06:18,824 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-23 03:06:19,239 INFO L130 PetriNetUnfolder]: 1140/2458 cut-off events. [2022-11-23 03:06:19,239 INFO L131 PetriNetUnfolder]: For 24/24 co-relation queries the response was YES. [2022-11-23 03:06:19,242 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4273 conditions, 2458 events. 1140/2458 cut-off events. For 24/24 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 15793 event pairs, 941 based on Foata normal form. 0/2227 useless extension candidates. Maximal degree in co-relation 4270. Up to 1803 conditions per place. [2022-11-23 03:06:19,252 INFO L137 encePairwiseOnDemand]: 1074/1077 looper letters, 40 selfloop transitions, 2 changer transitions 0/77 dead transitions. [2022-11-23 03:06:19,253 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 77 transitions, 241 flow [2022-11-23 03:06:19,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 03:06:19,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-23 03:06:19,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1336 transitions. [2022-11-23 03:06:19,257 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4134942742185082 [2022-11-23 03:06:19,257 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1336 transitions. [2022-11-23 03:06:19,257 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1336 transitions. [2022-11-23 03:06:19,258 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 03:06:19,258 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1336 transitions. [2022-11-23 03:06:19,261 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 445.3333333333333) internal successors, (1336), 3 states have internal predecessors, (1336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:19,268 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1077.0) internal successors, (4308), 4 states have internal predecessors, (4308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:19,270 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1077.0) internal successors, (4308), 4 states have internal predecessors, (4308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:19,270 INFO L175 Difference]: Start difference. First operand has 78 places, 76 transitions, 155 flow. Second operand 3 states and 1336 transitions. [2022-11-23 03:06:19,270 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 79 places, 77 transitions, 241 flow [2022-11-23 03:06:19,271 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 77 transitions, 241 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-11-23 03:06:19,273 INFO L231 Difference]: Finished difference. Result has 80 places, 77 transitions, 167 flow [2022-11-23 03:06:19,273 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=1077, PETRI_DIFFERENCE_MINUEND_FLOW=155, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=76, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=167, PETRI_PLACES=80, PETRI_TRANSITIONS=77} [2022-11-23 03:06:19,274 INFO L288 CegarLoopForPetriNet]: 128 programPoint places, -48 predicate places. [2022-11-23 03:06:19,274 INFO L495 AbstractCegarLoop]: Abstraction has has 80 places, 77 transitions, 167 flow [2022-11-23 03:06:19,275 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 433.3333333333333) internal successors, (1300), 3 states have internal predecessors, (1300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:19,275 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-23 03:06:19,276 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:06:19,276 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 03:06:19,276 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 97 more)] === [2022-11-23 03:06:19,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:06:19,277 INFO L85 PathProgramCache]: Analyzing trace with hash -241220693, now seen corresponding path program 1 times [2022-11-23 03:06:19,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:06:19,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213489805] [2022-11-23 03:06:19,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:06:19,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:06:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:06:19,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 03:06:19,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:06:19,623 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213489805] [2022-11-23 03:06:19,623 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213489805] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:06:19,623 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:06:19,623 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 03:06:19,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193143380] [2022-11-23 03:06:19,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:06:19,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 03:06:19,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:06:19,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 03:06:19,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:06:19,994 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 424 out of 1077 [2022-11-23 03:06:19,997 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 77 transitions, 167 flow. Second operand has 5 states, 5 states have (on average 426.0) internal successors, (2130), 5 states have internal predecessors, (2130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:19,997 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-23 03:06:19,997 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 424 of 1077 [2022-11-23 03:06:19,997 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-23 03:06:20,757 INFO L130 PetriNetUnfolder]: 1972/3808 cut-off events. [2022-11-23 03:06:20,757 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-23 03:06:20,764 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6846 conditions, 3808 events. 1972/3808 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 25366 event pairs, 171 based on Foata normal form. 192/3625 useless extension candidates. Maximal degree in co-relation 6841. Up to 1363 conditions per place. [2022-11-23 03:06:20,781 INFO L137 encePairwiseOnDemand]: 1073/1077 looper letters, 131 selfloop transitions, 3 changer transitions 0/166 dead transitions. [2022-11-23 03:06:20,781 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 166 transitions, 613 flow [2022-11-23 03:06:20,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 03:06:20,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-11-23 03:06:20,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2254 transitions. [2022-11-23 03:06:20,788 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.41857010213556173 [2022-11-23 03:06:20,788 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 2254 transitions. [2022-11-23 03:06:20,788 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 2254 transitions. [2022-11-23 03:06:20,789 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 03:06:20,789 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 2254 transitions. [2022-11-23 03:06:20,795 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 450.8) internal successors, (2254), 5 states have internal predecessors, (2254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:20,805 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 1077.0) internal successors, (6462), 6 states have internal predecessors, (6462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:20,809 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 1077.0) internal successors, (6462), 6 states have internal predecessors, (6462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:20,809 INFO L175 Difference]: Start difference. First operand has 80 places, 77 transitions, 167 flow. Second operand 5 states and 2254 transitions. [2022-11-23 03:06:20,809 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 83 places, 166 transitions, 613 flow [2022-11-23 03:06:20,811 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 166 transitions, 609 flow, removed 1 selfloop flow, removed 1 redundant places. [2022-11-23 03:06:20,813 INFO L231 Difference]: Finished difference. Result has 82 places, 76 transitions, 167 flow [2022-11-23 03:06:20,814 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=1077, PETRI_DIFFERENCE_MINUEND_FLOW=161, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=76, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=167, PETRI_PLACES=82, PETRI_TRANSITIONS=76} [2022-11-23 03:06:20,814 INFO L288 CegarLoopForPetriNet]: 128 programPoint places, -46 predicate places. [2022-11-23 03:06:20,814 INFO L495 AbstractCegarLoop]: Abstraction has has 82 places, 76 transitions, 167 flow [2022-11-23 03:06:20,816 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 426.0) internal successors, (2130), 5 states have internal predecessors, (2130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:20,816 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-23 03:06:20,816 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:06:20,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 03:06:20,817 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 97 more)] === [2022-11-23 03:06:20,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:06:20,817 INFO L85 PathProgramCache]: Analyzing trace with hash 912326148, now seen corresponding path program 1 times [2022-11-23 03:06:20,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:06:20,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261893284] [2022-11-23 03:06:20,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:06:20,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:06:20,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:06:21,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 03:06:21,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:06:21,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261893284] [2022-11-23 03:06:21,041 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261893284] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:06:21,042 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:06:21,042 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 03:06:21,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625864261] [2022-11-23 03:06:21,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:06:21,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 03:06:21,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:06:21,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 03:06:21,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:06:21,471 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 423 out of 1077 [2022-11-23 03:06:21,474 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 76 transitions, 167 flow. Second operand has 5 states, 5 states have (on average 425.4) internal successors, (2127), 5 states have internal predecessors, (2127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:21,474 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-23 03:06:21,474 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 423 of 1077 [2022-11-23 03:06:21,474 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-23 03:06:21,986 INFO L130 PetriNetUnfolder]: 876/1905 cut-off events. [2022-11-23 03:06:21,987 INFO L131 PetriNetUnfolder]: For 258/258 co-relation queries the response was YES. [2022-11-23 03:06:21,990 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3626 conditions, 1905 events. 876/1905 cut-off events. For 258/258 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 10907 event pairs, 517 based on Foata normal form. 50/1803 useless extension candidates. Maximal degree in co-relation 3621. Up to 1070 conditions per place. [2022-11-23 03:06:21,999 INFO L137 encePairwiseOnDemand]: 1072/1077 looper letters, 117 selfloop transitions, 4 changer transitions 0/153 dead transitions. [2022-11-23 03:06:21,999 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 153 transitions, 572 flow [2022-11-23 03:06:22,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 03:06:22,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-11-23 03:06:22,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2236 transitions. [2022-11-23 03:06:22,006 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.41522748375116064 [2022-11-23 03:06:22,006 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 2236 transitions. [2022-11-23 03:06:22,006 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 2236 transitions. [2022-11-23 03:06:22,008 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 03:06:22,008 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 2236 transitions. [2022-11-23 03:06:22,013 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 447.2) internal successors, (2236), 5 states have internal predecessors, (2236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:22,023 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 1077.0) internal successors, (6462), 6 states have internal predecessors, (6462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:22,026 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 1077.0) internal successors, (6462), 6 states have internal predecessors, (6462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:22,027 INFO L175 Difference]: Start difference. First operand has 82 places, 76 transitions, 167 flow. Second operand 5 states and 2236 transitions. [2022-11-23 03:06:22,027 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 153 transitions, 572 flow [2022-11-23 03:06:22,029 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 153 transitions, 561 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-11-23 03:06:22,031 INFO L231 Difference]: Finished difference. Result has 82 places, 75 transitions, 168 flow [2022-11-23 03:06:22,032 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=1077, PETRI_DIFFERENCE_MINUEND_FLOW=160, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=168, PETRI_PLACES=82, PETRI_TRANSITIONS=75} [2022-11-23 03:06:22,032 INFO L288 CegarLoopForPetriNet]: 128 programPoint places, -46 predicate places. [2022-11-23 03:06:22,033 INFO L495 AbstractCegarLoop]: Abstraction has has 82 places, 75 transitions, 168 flow [2022-11-23 03:06:22,034 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 425.4) internal successors, (2127), 5 states have internal predecessors, (2127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:22,034 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-23 03:06:22,035 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:06:22,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 03:06:22,035 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 97 more)] === [2022-11-23 03:06:22,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:06:22,036 INFO L85 PathProgramCache]: Analyzing trace with hash -379531593, now seen corresponding path program 1 times [2022-11-23 03:06:22,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:06:22,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134666646] [2022-11-23 03:06:22,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:06:22,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:06:22,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:06:22,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 03:06:22,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:06:22,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134666646] [2022-11-23 03:06:22,255 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134666646] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:06:22,255 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:06:22,255 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 03:06:22,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451950775] [2022-11-23 03:06:22,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:06:22,256 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 03:06:22,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:06:22,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 03:06:22,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:06:22,621 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 403 out of 1077 [2022-11-23 03:06:22,624 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 75 transitions, 168 flow. Second operand has 5 states, 5 states have (on average 405.4) internal successors, (2027), 5 states have internal predecessors, (2027), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:22,624 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-23 03:06:22,624 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 403 of 1077 [2022-11-23 03:06:22,624 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-23 03:06:22,972 INFO L130 PetriNetUnfolder]: 778/1552 cut-off events. [2022-11-23 03:06:22,972 INFO L131 PetriNetUnfolder]: For 89/89 co-relation queries the response was YES. [2022-11-23 03:06:22,975 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2945 conditions, 1552 events. 778/1552 cut-off events. For 89/89 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 8129 event pairs, 297 based on Foata normal form. 85/1477 useless extension candidates. Maximal degree in co-relation 2940. Up to 640 conditions per place. [2022-11-23 03:06:22,982 INFO L137 encePairwiseOnDemand]: 1052/1077 looper letters, 55 selfloop transitions, 20 changer transitions 0/100 dead transitions. [2022-11-23 03:06:22,982 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 100 transitions, 377 flow [2022-11-23 03:06:22,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 03:06:22,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-11-23 03:06:22,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2094 transitions. [2022-11-23 03:06:22,989 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.388857938718663 [2022-11-23 03:06:22,989 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 2094 transitions. [2022-11-23 03:06:22,989 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 2094 transitions. [2022-11-23 03:06:22,990 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 03:06:22,991 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 2094 transitions. [2022-11-23 03:06:22,995 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 418.8) internal successors, (2094), 5 states have internal predecessors, (2094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:23,005 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 1077.0) internal successors, (6462), 6 states have internal predecessors, (6462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:23,007 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 1077.0) internal successors, (6462), 6 states have internal predecessors, (6462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:23,008 INFO L175 Difference]: Start difference. First operand has 82 places, 75 transitions, 168 flow. Second operand 5 states and 2094 transitions. [2022-11-23 03:06:23,008 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 100 transitions, 377 flow [2022-11-23 03:06:23,009 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 100 transitions, 363 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-23 03:06:23,011 INFO L231 Difference]: Finished difference. Result has 77 places, 70 transitions, 190 flow [2022-11-23 03:06:23,011 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=1077, PETRI_DIFFERENCE_MINUEND_FLOW=150, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=70, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=190, PETRI_PLACES=77, PETRI_TRANSITIONS=70} [2022-11-23 03:06:23,012 INFO L288 CegarLoopForPetriNet]: 128 programPoint places, -51 predicate places. [2022-11-23 03:06:23,012 INFO L495 AbstractCegarLoop]: Abstraction has has 77 places, 70 transitions, 190 flow [2022-11-23 03:06:23,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 405.4) internal successors, (2027), 5 states have internal predecessors, (2027), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:23,013 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-23 03:06:23,013 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:06:23,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 03:06:23,014 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 97 more)] === [2022-11-23 03:06:23,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:06:23,014 INFO L85 PathProgramCache]: Analyzing trace with hash -2102064816, now seen corresponding path program 1 times [2022-11-23 03:06:23,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:06:23,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572381424] [2022-11-23 03:06:23,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:06:23,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:06:23,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:06:23,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 03:06:23,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:06:23,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572381424] [2022-11-23 03:06:23,314 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572381424] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:06:23,314 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:06:23,314 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 03:06:23,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297820926] [2022-11-23 03:06:23,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:06:23,315 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 03:06:23,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:06:23,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 03:06:23,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:06:23,670 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 424 out of 1077 [2022-11-23 03:06:23,672 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 77 places, 70 transitions, 190 flow. Second operand has 5 states, 5 states have (on average 426.6) internal successors, (2133), 5 states have internal predecessors, (2133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:23,672 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-23 03:06:23,672 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 424 of 1077 [2022-11-23 03:06:23,672 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-23 03:06:24,020 INFO L130 PetriNetUnfolder]: 558/1331 cut-off events. [2022-11-23 03:06:24,021 INFO L131 PetriNetUnfolder]: For 194/194 co-relation queries the response was YES. [2022-11-23 03:06:24,023 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2628 conditions, 1331 events. 558/1331 cut-off events. For 194/194 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 7441 event pairs, 371 based on Foata normal form. 19/1224 useless extension candidates. Maximal degree in co-relation 2623. Up to 777 conditions per place. [2022-11-23 03:06:24,025 INFO L137 encePairwiseOnDemand]: 1073/1077 looper letters, 0 selfloop transitions, 0 changer transitions 123/123 dead transitions. [2022-11-23 03:06:24,025 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 80 places, 123 transitions, 538 flow [2022-11-23 03:06:24,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 03:06:24,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-11-23 03:06:24,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2211 transitions. [2022-11-23 03:06:24,032 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4105849582172702 [2022-11-23 03:06:24,033 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 2211 transitions. [2022-11-23 03:06:24,033 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 2211 transitions. [2022-11-23 03:06:24,034 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 03:06:24,035 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 2211 transitions. [2022-11-23 03:06:24,039 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 442.2) internal successors, (2211), 5 states have internal predecessors, (2211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:24,048 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 1077.0) internal successors, (6462), 6 states have internal predecessors, (6462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:24,051 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 1077.0) internal successors, (6462), 6 states have internal predecessors, (6462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:24,051 INFO L175 Difference]: Start difference. First operand has 77 places, 70 transitions, 190 flow. Second operand 5 states and 2211 transitions. [2022-11-23 03:06:24,051 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 80 places, 123 transitions, 538 flow [2022-11-23 03:06:24,054 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 123 transitions, 438 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-23 03:06:24,055 INFO L231 Difference]: Finished difference. Result has 76 places, 0 transitions, 0 flow [2022-11-23 03:06:24,055 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=1077, PETRI_DIFFERENCE_MINUEND_FLOW=148, PETRI_DIFFERENCE_MINUEND_PLACES=72, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=0, PETRI_PLACES=76, PETRI_TRANSITIONS=0} [2022-11-23 03:06:24,056 INFO L288 CegarLoopForPetriNet]: 128 programPoint places, -52 predicate places. [2022-11-23 03:06:24,056 INFO L495 AbstractCegarLoop]: Abstraction has has 76 places, 0 transitions, 0 flow [2022-11-23 03:06:24,058 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 426.6) internal successors, (2133), 5 states have internal predecessors, (2133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 03:06:24,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (100 of 101 remaining) [2022-11-23 03:06:24,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (99 of 101 remaining) [2022-11-23 03:06:24,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (98 of 101 remaining) [2022-11-23 03:06:24,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (97 of 101 remaining) [2022-11-23 03:06:24,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (96 of 101 remaining) [2022-11-23 03:06:24,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (95 of 101 remaining) [2022-11-23 03:06:24,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (94 of 101 remaining) [2022-11-23 03:06:24,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (93 of 101 remaining) [2022-11-23 03:06:24,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (92 of 101 remaining) [2022-11-23 03:06:24,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (91 of 101 remaining) [2022-11-23 03:06:24,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (90 of 101 remaining) [2022-11-23 03:06:24,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (89 of 101 remaining) [2022-11-23 03:06:24,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (88 of 101 remaining) [2022-11-23 03:06:24,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (87 of 101 remaining) [2022-11-23 03:06:24,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (86 of 101 remaining) [2022-11-23 03:06:24,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (85 of 101 remaining) [2022-11-23 03:06:24,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (84 of 101 remaining) [2022-11-23 03:06:24,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (83 of 101 remaining) [2022-11-23 03:06:24,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (82 of 101 remaining) [2022-11-23 03:06:24,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (81 of 101 remaining) [2022-11-23 03:06:24,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (80 of 101 remaining) [2022-11-23 03:06:24,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (79 of 101 remaining) [2022-11-23 03:06:24,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (78 of 101 remaining) [2022-11-23 03:06:24,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (77 of 101 remaining) [2022-11-23 03:06:24,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (76 of 101 remaining) [2022-11-23 03:06:24,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (75 of 101 remaining) [2022-11-23 03:06:24,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (74 of 101 remaining) [2022-11-23 03:06:24,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (73 of 101 remaining) [2022-11-23 03:06:24,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (72 of 101 remaining) [2022-11-23 03:06:24,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (71 of 101 remaining) [2022-11-23 03:06:24,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (70 of 101 remaining) [2022-11-23 03:06:24,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (69 of 101 remaining) [2022-11-23 03:06:24,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (68 of 101 remaining) [2022-11-23 03:06:24,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (67 of 101 remaining) [2022-11-23 03:06:24,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (66 of 101 remaining) [2022-11-23 03:06:24,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (65 of 101 remaining) [2022-11-23 03:06:24,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (64 of 101 remaining) [2022-11-23 03:06:24,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (63 of 101 remaining) [2022-11-23 03:06:24,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (62 of 101 remaining) [2022-11-23 03:06:24,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (61 of 101 remaining) [2022-11-23 03:06:24,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (60 of 101 remaining) [2022-11-23 03:06:24,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (59 of 101 remaining) [2022-11-23 03:06:24,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (58 of 101 remaining) [2022-11-23 03:06:24,071 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (57 of 101 remaining) [2022-11-23 03:06:24,071 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (56 of 101 remaining) [2022-11-23 03:06:24,071 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (55 of 101 remaining) [2022-11-23 03:06:24,071 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (54 of 101 remaining) [2022-11-23 03:06:24,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (53 of 101 remaining) [2022-11-23 03:06:24,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (52 of 101 remaining) [2022-11-23 03:06:24,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (51 of 101 remaining) [2022-11-23 03:06:24,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (50 of 101 remaining) [2022-11-23 03:06:24,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (49 of 101 remaining) [2022-11-23 03:06:24,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (48 of 101 remaining) [2022-11-23 03:06:24,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (47 of 101 remaining) [2022-11-23 03:06:24,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (46 of 101 remaining) [2022-11-23 03:06:24,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (45 of 101 remaining) [2022-11-23 03:06:24,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (44 of 101 remaining) [2022-11-23 03:06:24,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (43 of 101 remaining) [2022-11-23 03:06:24,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (42 of 101 remaining) [2022-11-23 03:06:24,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (41 of 101 remaining) [2022-11-23 03:06:24,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (40 of 101 remaining) [2022-11-23 03:06:24,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (39 of 101 remaining) [2022-11-23 03:06:24,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (38 of 101 remaining) [2022-11-23 03:06:24,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (37 of 101 remaining) [2022-11-23 03:06:24,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (36 of 101 remaining) [2022-11-23 03:06:24,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (35 of 101 remaining) [2022-11-23 03:06:24,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (34 of 101 remaining) [2022-11-23 03:06:24,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (33 of 101 remaining) [2022-11-23 03:06:24,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (32 of 101 remaining) [2022-11-23 03:06:24,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (31 of 101 remaining) [2022-11-23 03:06:24,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (30 of 101 remaining) [2022-11-23 03:06:24,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (29 of 101 remaining) [2022-11-23 03:06:24,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (28 of 101 remaining) [2022-11-23 03:06:24,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (27 of 101 remaining) [2022-11-23 03:06:24,078 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (26 of 101 remaining) [2022-11-23 03:06:24,078 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (25 of 101 remaining) [2022-11-23 03:06:24,078 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (24 of 101 remaining) [2022-11-23 03:06:24,078 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (23 of 101 remaining) [2022-11-23 03:06:24,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (22 of 101 remaining) [2022-11-23 03:06:24,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (21 of 101 remaining) [2022-11-23 03:06:24,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (20 of 101 remaining) [2022-11-23 03:06:24,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (19 of 101 remaining) [2022-11-23 03:06:24,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (18 of 101 remaining) [2022-11-23 03:06:24,080 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (17 of 101 remaining) [2022-11-23 03:06:24,080 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (16 of 101 remaining) [2022-11-23 03:06:24,080 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (15 of 101 remaining) [2022-11-23 03:06:24,080 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (14 of 101 remaining) [2022-11-23 03:06:24,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (13 of 101 remaining) [2022-11-23 03:06:24,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (12 of 101 remaining) [2022-11-23 03:06:24,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (11 of 101 remaining) [2022-11-23 03:06:24,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (10 of 101 remaining) [2022-11-23 03:06:24,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (9 of 101 remaining) [2022-11-23 03:06:24,082 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (8 of 101 remaining) [2022-11-23 03:06:24,082 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (7 of 101 remaining) [2022-11-23 03:06:24,082 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (6 of 101 remaining) [2022-11-23 03:06:24,082 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (5 of 101 remaining) [2022-11-23 03:06:24,083 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (4 of 101 remaining) [2022-11-23 03:06:24,083 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (3 of 101 remaining) [2022-11-23 03:06:24,083 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (2 of 101 remaining) [2022-11-23 03:06:24,083 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (1 of 101 remaining) [2022-11-23 03:06:24,083 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (0 of 101 remaining) [2022-11-23 03:06:24,084 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 03:06:24,084 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-11-23 03:06:24,090 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-23 03:06:24,090 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 03:06:24,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:06:24 BasicIcfg [2022-11-23 03:06:24,094 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 03:06:24,095 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 03:06:24,095 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 03:06:24,095 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 03:06:24,095 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:06:00" (3/4) ... [2022-11-23 03:06:24,098 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 03:06:24,106 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-23 03:06:24,106 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-23 03:06:24,112 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-11-23 03:06:24,113 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-23 03:06:24,113 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-23 03:06:24,113 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 03:06:24,173 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d62f4e1-5809-41b0-b6f5-c40be175b505/bin/uautomizer-QkZJyEgLgS/witness.graphml [2022-11-23 03:06:24,174 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 03:06:24,174 INFO L158 Benchmark]: Toolchain (without parser) took 25151.53ms. Allocated memory was 157.3MB in the beginning and 327.2MB in the end (delta: 169.9MB). Free memory was 124.6MB in the beginning and 160.5MB in the end (delta: -35.9MB). Peak memory consumption was 134.8MB. Max. memory is 16.1GB. [2022-11-23 03:06:24,175 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 157.3MB. Free memory is still 125.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 03:06:24,175 INFO L158 Benchmark]: CACSL2BoogieTranslator took 345.13ms. Allocated memory is still 157.3MB. Free memory was 124.2MB in the beginning and 111.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 03:06:24,175 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.00ms. Allocated memory is still 157.3MB. Free memory was 111.6MB in the beginning and 108.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 03:06:24,176 INFO L158 Benchmark]: Boogie Preprocessor took 44.05ms. Allocated memory is still 157.3MB. Free memory was 108.2MB in the beginning and 105.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 03:06:24,176 INFO L158 Benchmark]: RCFGBuilder took 1066.92ms. Allocated memory is still 157.3MB. Free memory was 105.7MB in the beginning and 73.1MB in the end (delta: 32.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-23 03:06:24,177 INFO L158 Benchmark]: TraceAbstraction took 23545.54ms. Allocated memory was 157.3MB in the beginning and 327.2MB in the end (delta: 169.9MB). Free memory was 72.6MB in the beginning and 163.6MB in the end (delta: -91.1MB). Peak memory consumption was 80.2MB. Max. memory is 16.1GB. [2022-11-23 03:06:24,177 INFO L158 Benchmark]: Witness Printer took 79.21ms. Allocated memory is still 327.2MB. Free memory was 163.6MB in the beginning and 160.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 03:06:24,181 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 157.3MB. Free memory is still 125.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 345.13ms. Allocated memory is still 157.3MB. Free memory was 124.2MB in the beginning and 111.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.00ms. Allocated memory is still 157.3MB. Free memory was 111.6MB in the beginning and 108.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.05ms. Allocated memory is still 157.3MB. Free memory was 108.2MB in the beginning and 105.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1066.92ms. Allocated memory is still 157.3MB. Free memory was 105.7MB in the beginning and 73.1MB in the end (delta: 32.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 23545.54ms. Allocated memory was 157.3MB in the beginning and 327.2MB in the end (delta: 169.9MB). Free memory was 72.6MB in the beginning and 163.6MB in the end (delta: -91.1MB). Peak memory consumption was 80.2MB. Max. memory is 16.1GB. * Witness Printer took 79.21ms. Allocated memory is still 327.2MB. Free memory was 163.6MB in the beginning and 160.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 16.6s, 419 PlacesBefore, 128 PlacesAfterwards, 434 TransitionsBefore, 132 TransitionsAfterwards, 35316 CoEnabledTransitionPairs, 12 FixpointIterations, 135 TrivialSequentialCompositions, 407 ConcurrentSequentialCompositions, 18 TrivialYvCompositions, 52 ConcurrentYvCompositions, 11 ChoiceCompositions, 623 TotalNumberOfCompositions, 135310 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 67853, independent: 66339, independent conditional: 0, independent unconditional: 66339, dependent: 1514, dependent conditional: 0, dependent unconditional: 1514, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 28468, independent: 28214, independent conditional: 0, independent unconditional: 28214, dependent: 254, dependent conditional: 0, dependent unconditional: 254, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 28468, independent: 26590, independent conditional: 0, independent unconditional: 26590, dependent: 1878, dependent conditional: 0, dependent unconditional: 1878, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1878, independent: 1624, independent conditional: 0, independent unconditional: 1624, dependent: 254, dependent conditional: 0, dependent unconditional: 254, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3364, independent: 2761, independent conditional: 0, independent unconditional: 2761, dependent: 603, dependent conditional: 0, dependent unconditional: 603, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 67853, independent: 38125, independent conditional: 0, independent unconditional: 38125, dependent: 1260, dependent conditional: 0, dependent unconditional: 1260, unknown: 28468, unknown conditional: 0, unknown unconditional: 28468] , Statistics on independence cache: Total cache size (in pairs): 2987, Positive cache size: 2890, Positive conditional cache size: 0, Positive unconditional cache size: 2890, Negative cache size: 97, Negative conditional cache size: 0, Negative unconditional cache size: 97, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: 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: 51]: 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: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: 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: 69]: 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: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: 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: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: 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: 94]: 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 - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 708 locations, 101 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: 23.2s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 16.9s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 958 SdHoareTripleChecker+Valid, 2.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 469 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 2.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 480 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2141 IncrementalHoareTripleChecker+Invalid, 2621 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 480 mSolverCounterUnsat, 18 mSDtfsCounter, 2141 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=276occurred in iteration=0, InterpolantAutomatonStates: 25, 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, 1.2s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 62 ConstructedInterpolants, 0 QuantifiedInterpolants, 298 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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 55 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-23 03:06:24,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d62f4e1-5809-41b0-b6f5-c40be175b505/bin/uautomizer-QkZJyEgLgS/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