./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad736bf1-ac25-4c75-bb22-8f286f7c84c8/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad736bf1-ac25-4c75-bb22-8f286f7c84c8/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad736bf1-ac25-4c75-bb22-8f286f7c84c8/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad736bf1-ac25-4c75-bb22-8f286f7c84c8/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad736bf1-ac25-4c75-bb22-8f286f7c84c8/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad736bf1-ac25-4c75-bb22-8f286f7c84c8/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --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 be394a9cdc866c1e1426a3fe296e99873bcf37ee5e7e1c9e487b239a3e0a8fbe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:28:11,472 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:28:11,565 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad736bf1-ac25-4c75-bb22-8f286f7c84c8/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-13 16:28:11,574 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:28:11,575 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 16:28:11,613 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:28:11,614 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 16:28:11,614 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 16:28:11,615 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:28:11,615 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 16:28:11,615 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:28:11,615 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:28:11,615 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 16:28:11,615 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:28:11,616 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:28:11,616 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:28:11,616 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:28:11,616 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:28:11,616 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:28:11,616 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:28:11,616 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:28:11,616 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:28:11,618 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-13 16:28:11,618 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:28:11,619 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:28:11,619 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:28:11,619 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:28:11,619 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:28:11,619 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:28:11,619 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 16:28:11,619 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 16:28:11,619 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 16:28:11,619 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:28:11,620 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:28:11,620 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:28:11,620 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 16:28:11,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:28:11,621 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 16:28:11,621 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 16:28:11,621 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 16:28:11,621 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 16:28:11,621 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_ad736bf1-ac25-4c75-bb22-8f286f7c84c8/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> be394a9cdc866c1e1426a3fe296e99873bcf37ee5e7e1c9e487b239a3e0a8fbe [2024-11-13 16:28:11,952 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:28:11,963 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:28:11,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:28:11,968 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:28:11,969 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:28:11,971 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad736bf1-ac25-4c75-bb22-8f286f7c84c8/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c Unable to find full path for "g++" [2024-11-13 16:28:13,907 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:28:14,246 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:28:14,247 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad736bf1-ac25-4c75-bb22-8f286f7c84c8/sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c [2024-11-13 16:28:14,259 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad736bf1-ac25-4c75-bb22-8f286f7c84c8/bin/uautomizer-verify-qhAvR1uOyd/data/99382321d/2303ab1abff14ad59e3ddba3fe087488/FLAG861b3147e [2024-11-13 16:28:14,288 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad736bf1-ac25-4c75-bb22-8f286f7c84c8/bin/uautomizer-verify-qhAvR1uOyd/data/99382321d/2303ab1abff14ad59e3ddba3fe087488 [2024-11-13 16:28:14,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:28:14,295 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:28:14,296 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:28:14,296 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:28:14,301 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:28:14,302 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:28:14" (1/1) ... [2024-11-13 16:28:14,303 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b674e54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:28:14, skipping insertion in model container [2024-11-13 16:28:14,303 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:28:14" (1/1) ... [2024-11-13 16:28:14,327 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:28:14,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:28:14,544 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:28:14,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:28:14,623 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:28:14,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:28:14 WrapperNode [2024-11-13 16:28:14,624 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:28:14,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:28:14,625 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:28:14,625 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:28:14,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:28:14" (1/1) ... [2024-11-13 16:28:14,651 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:28:14" (1/1) ... [2024-11-13 16:28:14,704 INFO L138 Inliner]: procedures = 24, calls = 47, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 608 [2024-11-13 16:28:14,705 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:28:14,705 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:28:14,705 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:28:14,705 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:28:14,715 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:28:14" (1/1) ... [2024-11-13 16:28:14,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:28:14" (1/1) ... [2024-11-13 16:28:14,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:28:14" (1/1) ... [2024-11-13 16:28:14,721 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:28:14" (1/1) ... [2024-11-13 16:28:14,760 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:28:14" (1/1) ... [2024-11-13 16:28:14,769 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:28:14" (1/1) ... [2024-11-13 16:28:14,775 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:28:14" (1/1) ... [2024-11-13 16:28:14,777 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:28:14" (1/1) ... [2024-11-13 16:28:14,781 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:28:14,786 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:28:14,786 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:28:14,786 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:28:14,790 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:28:14" (1/1) ... [2024-11-13 16:28:14,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 16:28:14,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad736bf1-ac25-4c75-bb22-8f286f7c84c8/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:28:14,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad736bf1-ac25-4c75-bb22-8f286f7c84c8/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 16:28:14,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad736bf1-ac25-4c75-bb22-8f286f7c84c8/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 16:28:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:28:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 16:28:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 16:28:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 16:28:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 16:28:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 16:28:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 16:28:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:28:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 16:28:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 16:28:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 16:28:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 16:28:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:28:14,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:28:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 16:28:14,866 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 16:28:15,054 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:28:15,056 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:28:16,365 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 16:28:16,365 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:28:17,224 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:28:17,224 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 16:28:17,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:28:17 BoogieIcfgContainer [2024-11-13 16:28:17,225 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:28:17,229 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 16:28:17,229 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 16:28:17,234 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 16:28:17,234 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 04:28:14" (1/3) ... [2024-11-13 16:28:17,235 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46a0aa81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 04:28:17, skipping insertion in model container [2024-11-13 16:28:17,235 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:28:14" (2/3) ... [2024-11-13 16:28:17,236 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46a0aa81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 04:28:17, skipping insertion in model container [2024-11-13 16:28:17,236 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:28:17" (3/3) ... [2024-11-13 16:28:17,238 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-ring.wvr.c [2024-11-13 16:28:17,254 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 16:28:17,257 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-bad-ring.wvr.c that has 4 procedures, 439 locations, 1 initial locations, 6 loop locations, and 90 error locations. [2024-11-13 16:28:17,258 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 16:28:17,453 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-13 16:28:17,512 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 448 places, 460 transitions, 941 flow [2024-11-13 16:28:17,740 INFO L124 PetriNetUnfolderBase]: 22/457 cut-off events. [2024-11-13 16:28:17,742 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-13 16:28:17,753 INFO L83 FinitePrefix]: Finished finitePrefix Result has 470 conditions, 457 events. 22/457 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 765 event pairs, 0 based on Foata normal form. 0/345 useless extension candidates. Maximal degree in co-relation 405. Up to 3 conditions per place. [2024-11-13 16:28:17,753 INFO L82 GeneralOperation]: Start removeDead. Operand has 448 places, 460 transitions, 941 flow [2024-11-13 16:28:17,768 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 429 places, 440 transitions, 898 flow [2024-11-13 16:28:17,779 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 16:28:17,798 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@78709a11, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 16:28:17,799 INFO L334 AbstractCegarLoop]: Starting to check reachability of 159 error locations. [2024-11-13 16:28:17,805 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 16:28:17,810 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2024-11-13 16:28:17,810 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 16:28:17,810 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:17,811 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:17,812 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:17,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:17,817 INFO L85 PathProgramCache]: Analyzing trace with hash 741927014, now seen corresponding path program 1 times [2024-11-13 16:28:17,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:17,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073261886] [2024-11-13 16:28:17,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:17,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:17,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:18,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:18,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:18,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073261886] [2024-11-13 16:28:18,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073261886] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:18,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:18,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:18,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860936515] [2024-11-13 16:28:18,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:18,123 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:18,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:18,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:18,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:18,204 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 359 out of 460 [2024-11-13 16:28:18,212 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 429 places, 440 transitions, 898 flow. Second operand has 3 states, 3 states have (on average 360.3333333333333) internal successors, (1081), 3 states have internal predecessors, (1081), 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) [2024-11-13 16:28:18,213 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:18,213 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 359 of 460 [2024-11-13 16:28:18,215 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:18,645 INFO L124 PetriNetUnfolderBase]: 148/865 cut-off events. [2024-11-13 16:28:18,645 INFO L125 PetriNetUnfolderBase]: For 54/54 co-relation queries the response was YES. [2024-11-13 16:28:18,650 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1145 conditions, 865 events. 148/865 cut-off events. For 54/54 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 3683 event pairs, 92 based on Foata normal form. 76/840 useless extension candidates. Maximal degree in co-relation 754. Up to 219 conditions per place. [2024-11-13 16:28:18,660 INFO L140 encePairwiseOnDemand]: 380/460 looper letters, 18 selfloop transitions, 2 changer transitions 7/362 dead transitions. [2024-11-13 16:28:18,661 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 368 places, 362 transitions, 782 flow [2024-11-13 16:28:18,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:18,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:18,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1175 transitions. [2024-11-13 16:28:18,683 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8514492753623188 [2024-11-13 16:28:18,687 INFO L175 Difference]: Start difference. First operand has 429 places, 440 transitions, 898 flow. Second operand 3 states and 1175 transitions. [2024-11-13 16:28:18,688 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 368 places, 362 transitions, 782 flow [2024-11-13 16:28:18,701 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 362 places, 362 transitions, 770 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-11-13 16:28:18,712 INFO L231 Difference]: Finished difference. Result has 362 places, 355 transitions, 720 flow [2024-11-13 16:28:18,718 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=730, PETRI_DIFFERENCE_MINUEND_PLACES=360, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=362, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=360, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=720, PETRI_PLACES=362, PETRI_TRANSITIONS=355} [2024-11-13 16:28:18,723 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -67 predicate places. [2024-11-13 16:28:18,723 INFO L471 AbstractCegarLoop]: Abstraction has has 362 places, 355 transitions, 720 flow [2024-11-13 16:28:18,724 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 360.3333333333333) internal successors, (1081), 3 states have internal predecessors, (1081), 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) [2024-11-13 16:28:18,724 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:18,725 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:18,725 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 16:28:18,725 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:18,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:18,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1477581119, now seen corresponding path program 1 times [2024-11-13 16:28:18,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:18,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424583540] [2024-11-13 16:28:18,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:18,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:18,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:18,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:18,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:18,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424583540] [2024-11-13 16:28:18,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424583540] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:18,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:18,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:18,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982888756] [2024-11-13 16:28:18,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:18,818 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:18,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:18,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:18,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:18,836 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 460 [2024-11-13 16:28:18,838 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 362 places, 355 transitions, 720 flow. Second operand has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-13 16:28:18,838 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:18,838 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 460 [2024-11-13 16:28:18,838 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:19,162 INFO L124 PetriNetUnfolderBase]: 135/830 cut-off events. [2024-11-13 16:28:19,162 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-13 16:28:19,164 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1048 conditions, 830 events. 135/830 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3538 event pairs, 74 based on Foata normal form. 0/721 useless extension candidates. Maximal degree in co-relation 1009. Up to 195 conditions per place. [2024-11-13 16:28:19,168 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 17 selfloop transitions, 2 changer transitions 0/354 dead transitions. [2024-11-13 16:28:19,168 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 356 places, 354 transitions, 756 flow [2024-11-13 16:28:19,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:19,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:19,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1100 transitions. [2024-11-13 16:28:19,171 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7971014492753623 [2024-11-13 16:28:19,172 INFO L175 Difference]: Start difference. First operand has 362 places, 355 transitions, 720 flow. Second operand 3 states and 1100 transitions. [2024-11-13 16:28:19,172 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 356 places, 354 transitions, 756 flow [2024-11-13 16:28:19,174 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 354 places, 354 transitions, 752 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:28:19,179 INFO L231 Difference]: Finished difference. Result has 354 places, 354 transitions, 718 flow [2024-11-13 16:28:19,180 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=714, PETRI_DIFFERENCE_MINUEND_PLACES=352, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=354, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=352, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=718, PETRI_PLACES=354, PETRI_TRANSITIONS=354} [2024-11-13 16:28:19,181 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -75 predicate places. [2024-11-13 16:28:19,181 INFO L471 AbstractCegarLoop]: Abstraction has has 354 places, 354 transitions, 718 flow [2024-11-13 16:28:19,182 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-13 16:28:19,182 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:19,182 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:19,182 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 16:28:19,182 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:19,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:19,183 INFO L85 PathProgramCache]: Analyzing trace with hash -1437942978, now seen corresponding path program 1 times [2024-11-13 16:28:19,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:19,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030870200] [2024-11-13 16:28:19,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:19,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:19,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:19,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:19,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:19,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030870200] [2024-11-13 16:28:19,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030870200] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:19,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:19,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:19,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486815723] [2024-11-13 16:28:19,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:19,279 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:19,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:19,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:19,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:19,313 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 460 [2024-11-13 16:28:19,315 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 354 places, 354 transitions, 718 flow. Second operand has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-13 16:28:19,315 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:19,315 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 460 [2024-11-13 16:28:19,315 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:19,609 INFO L124 PetriNetUnfolderBase]: 135/829 cut-off events. [2024-11-13 16:28:19,610 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-13 16:28:19,612 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1047 conditions, 829 events. 135/829 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3539 event pairs, 74 based on Foata normal form. 0/721 useless extension candidates. Maximal degree in co-relation 1000. Up to 195 conditions per place. [2024-11-13 16:28:19,616 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 17 selfloop transitions, 2 changer transitions 0/353 dead transitions. [2024-11-13 16:28:19,616 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 355 places, 353 transitions, 754 flow [2024-11-13 16:28:19,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:19,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:19,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1100 transitions. [2024-11-13 16:28:19,620 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7971014492753623 [2024-11-13 16:28:19,620 INFO L175 Difference]: Start difference. First operand has 354 places, 354 transitions, 718 flow. Second operand 3 states and 1100 transitions. [2024-11-13 16:28:19,620 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 355 places, 353 transitions, 754 flow [2024-11-13 16:28:19,623 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 353 places, 353 transitions, 750 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:28:19,629 INFO L231 Difference]: Finished difference. Result has 353 places, 353 transitions, 716 flow [2024-11-13 16:28:19,630 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=712, PETRI_DIFFERENCE_MINUEND_PLACES=351, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=353, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=351, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=716, PETRI_PLACES=353, PETRI_TRANSITIONS=353} [2024-11-13 16:28:19,631 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -76 predicate places. [2024-11-13 16:28:19,631 INFO L471 AbstractCegarLoop]: Abstraction has has 353 places, 353 transitions, 716 flow [2024-11-13 16:28:19,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-13 16:28:19,632 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:19,632 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:19,632 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 16:28:19,632 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:19,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:19,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1506145764, now seen corresponding path program 1 times [2024-11-13 16:28:19,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:19,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895967822] [2024-11-13 16:28:19,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:19,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:19,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:19,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:19,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:19,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895967822] [2024-11-13 16:28:19,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895967822] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:19,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:19,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:19,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089086601] [2024-11-13 16:28:19,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:19,728 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:19,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:19,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:19,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:19,756 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 460 [2024-11-13 16:28:19,759 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 353 places, 353 transitions, 716 flow. Second operand has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-13 16:28:19,759 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:19,759 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 460 [2024-11-13 16:28:19,759 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:20,091 INFO L124 PetriNetUnfolderBase]: 135/828 cut-off events. [2024-11-13 16:28:20,091 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-13 16:28:20,095 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1046 conditions, 828 events. 135/828 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3538 event pairs, 74 based on Foata normal form. 0/721 useless extension candidates. Maximal degree in co-relation 991. Up to 195 conditions per place. [2024-11-13 16:28:20,100 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 17 selfloop transitions, 2 changer transitions 0/352 dead transitions. [2024-11-13 16:28:20,101 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 354 places, 352 transitions, 752 flow [2024-11-13 16:28:20,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:20,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:20,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1100 transitions. [2024-11-13 16:28:20,106 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7971014492753623 [2024-11-13 16:28:20,107 INFO L175 Difference]: Start difference. First operand has 353 places, 353 transitions, 716 flow. Second operand 3 states and 1100 transitions. [2024-11-13 16:28:20,107 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 354 places, 352 transitions, 752 flow [2024-11-13 16:28:20,110 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 352 places, 352 transitions, 748 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:28:20,116 INFO L231 Difference]: Finished difference. Result has 352 places, 352 transitions, 714 flow [2024-11-13 16:28:20,118 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=710, PETRI_DIFFERENCE_MINUEND_PLACES=350, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=352, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=350, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=714, PETRI_PLACES=352, PETRI_TRANSITIONS=352} [2024-11-13 16:28:20,119 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -77 predicate places. [2024-11-13 16:28:20,120 INFO L471 AbstractCegarLoop]: Abstraction has has 352 places, 352 transitions, 714 flow [2024-11-13 16:28:20,121 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-13 16:28:20,121 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:20,121 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:20,121 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 16:28:20,122 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:20,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:20,124 INFO L85 PathProgramCache]: Analyzing trace with hash -1959479715, now seen corresponding path program 1 times [2024-11-13 16:28:20,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:20,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863788392] [2024-11-13 16:28:20,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:20,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:20,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:20,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:20,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863788392] [2024-11-13 16:28:20,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863788392] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:20,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:20,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:20,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578669893] [2024-11-13 16:28:20,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:20,218 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:20,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:20,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:20,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:20,240 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 364 out of 460 [2024-11-13 16:28:20,242 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 352 places, 352 transitions, 714 flow. Second operand has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-13 16:28:20,242 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:20,242 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 364 of 460 [2024-11-13 16:28:20,242 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:20,476 INFO L124 PetriNetUnfolderBase]: 135/827 cut-off events. [2024-11-13 16:28:20,476 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-13 16:28:20,480 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1042 conditions, 827 events. 135/827 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3531 event pairs, 74 based on Foata normal form. 0/721 useless extension candidates. Maximal degree in co-relation 979. Up to 192 conditions per place. [2024-11-13 16:28:20,484 INFO L140 encePairwiseOnDemand]: 458/460 looper letters, 15 selfloop transitions, 1 changer transitions 0/351 dead transitions. [2024-11-13 16:28:20,484 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 353 places, 351 transitions, 744 flow [2024-11-13 16:28:20,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:20,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:20,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1109 transitions. [2024-11-13 16:28:20,487 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.803623188405797 [2024-11-13 16:28:20,487 INFO L175 Difference]: Start difference. First operand has 352 places, 352 transitions, 714 flow. Second operand 3 states and 1109 transitions. [2024-11-13 16:28:20,488 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 353 places, 351 transitions, 744 flow [2024-11-13 16:28:20,490 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 351 places, 351 transitions, 740 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:28:20,494 INFO L231 Difference]: Finished difference. Result has 351 places, 351 transitions, 710 flow [2024-11-13 16:28:20,494 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=708, PETRI_DIFFERENCE_MINUEND_PLACES=349, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=351, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=350, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=710, PETRI_PLACES=351, PETRI_TRANSITIONS=351} [2024-11-13 16:28:20,496 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -78 predicate places. [2024-11-13 16:28:20,496 INFO L471 AbstractCegarLoop]: Abstraction has has 351 places, 351 transitions, 710 flow [2024-11-13 16:28:20,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-13 16:28:20,497 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:20,497 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:20,497 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 16:28:20,497 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:20,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:20,500 INFO L85 PathProgramCache]: Analyzing trace with hash -673904164, now seen corresponding path program 1 times [2024-11-13 16:28:20,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:20,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549914129] [2024-11-13 16:28:20,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:20,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:21,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:21,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:21,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549914129] [2024-11-13 16:28:21,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549914129] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:21,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:21,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 16:28:21,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62882844] [2024-11-13 16:28:21,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:21,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 16:28:21,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:21,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 16:28:21,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-13 16:28:21,835 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 326 out of 460 [2024-11-13 16:28:21,838 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 351 places, 351 transitions, 710 flow. Second operand has 6 states, 6 states have (on average 327.5) internal successors, (1965), 6 states have internal predecessors, (1965), 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) [2024-11-13 16:28:21,838 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:21,838 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 326 of 460 [2024-11-13 16:28:21,839 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:22,110 INFO L124 PetriNetUnfolderBase]: 135/824 cut-off events. [2024-11-13 16:28:22,111 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-13 16:28:22,112 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1074 conditions, 824 events. 135/824 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3531 event pairs, 74 based on Foata normal form. 0/721 useless extension candidates. Maximal degree in co-relation 1012. Up to 215 conditions per place. [2024-11-13 16:28:22,116 INFO L140 encePairwiseOnDemand]: 442/460 looper letters, 37 selfloop transitions, 15 changer transitions 0/348 dead transitions. [2024-11-13 16:28:22,116 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 353 places, 348 transitions, 808 flow [2024-11-13 16:28:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 16:28:22,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-13 16:28:22,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2011 transitions. [2024-11-13 16:28:22,122 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7286231884057971 [2024-11-13 16:28:22,122 INFO L175 Difference]: Start difference. First operand has 351 places, 351 transitions, 710 flow. Second operand 6 states and 2011 transitions. [2024-11-13 16:28:22,122 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 353 places, 348 transitions, 808 flow [2024-11-13 16:28:22,124 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 352 places, 348 transitions, 807 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 16:28:22,130 INFO L231 Difference]: Finished difference. Result has 352 places, 348 transitions, 733 flow [2024-11-13 16:28:22,131 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=703, PETRI_DIFFERENCE_MINUEND_PLACES=347, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=348, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=333, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=733, PETRI_PLACES=352, PETRI_TRANSITIONS=348} [2024-11-13 16:28:22,132 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -77 predicate places. [2024-11-13 16:28:22,133 INFO L471 AbstractCegarLoop]: Abstraction has has 352 places, 348 transitions, 733 flow [2024-11-13 16:28:22,134 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 327.5) internal successors, (1965), 6 states have internal predecessors, (1965), 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) [2024-11-13 16:28:22,134 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:22,134 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:22,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 16:28:22,135 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:22,135 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:22,135 INFO L85 PathProgramCache]: Analyzing trace with hash 712550812, now seen corresponding path program 1 times [2024-11-13 16:28:22,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:22,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204159747] [2024-11-13 16:28:22,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:22,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:22,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:22,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:22,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:22,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204159747] [2024-11-13 16:28:22,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204159747] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:22,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:22,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:22,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446466854] [2024-11-13 16:28:22,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:22,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:22,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:22,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:22,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:22,237 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 361 out of 460 [2024-11-13 16:28:22,238 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 352 places, 348 transitions, 733 flow. Second operand has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-13 16:28:22,238 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:22,238 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 361 of 460 [2024-11-13 16:28:22,239 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:22,449 INFO L124 PetriNetUnfolderBase]: 135/823 cut-off events. [2024-11-13 16:28:22,449 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-13 16:28:22,451 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1054 conditions, 823 events. 135/823 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3541 event pairs, 74 based on Foata normal form. 0/721 useless extension candidates. Maximal degree in co-relation 1006. Up to 194 conditions per place. [2024-11-13 16:28:22,453 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 16 selfloop transitions, 2 changer transitions 0/347 dead transitions. [2024-11-13 16:28:22,453 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 353 places, 347 transitions, 767 flow [2024-11-13 16:28:22,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:22,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:22,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1102 transitions. [2024-11-13 16:28:22,456 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7985507246376812 [2024-11-13 16:28:22,457 INFO L175 Difference]: Start difference. First operand has 352 places, 348 transitions, 733 flow. Second operand 3 states and 1102 transitions. [2024-11-13 16:28:22,457 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 353 places, 347 transitions, 767 flow [2024-11-13 16:28:22,460 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 348 places, 347 transitions, 737 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-13 16:28:22,466 INFO L231 Difference]: Finished difference. Result has 348 places, 347 transitions, 705 flow [2024-11-13 16:28:22,466 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=701, PETRI_DIFFERENCE_MINUEND_PLACES=346, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=347, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=345, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=705, PETRI_PLACES=348, PETRI_TRANSITIONS=347} [2024-11-13 16:28:22,468 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -81 predicate places. [2024-11-13 16:28:22,468 INFO L471 AbstractCegarLoop]: Abstraction has has 348 places, 347 transitions, 705 flow [2024-11-13 16:28:22,469 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-13 16:28:22,469 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:22,469 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:22,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-13 16:28:22,469 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:22,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:22,470 INFO L85 PathProgramCache]: Analyzing trace with hash -2018598769, now seen corresponding path program 1 times [2024-11-13 16:28:22,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:22,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902104136] [2024-11-13 16:28:22,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:22,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:22,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:22,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:22,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:22,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902104136] [2024-11-13 16:28:22,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902104136] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:22,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:22,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:22,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766677350] [2024-11-13 16:28:22,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:22,527 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:22,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:22,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:22,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:22,538 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 364 out of 460 [2024-11-13 16:28:22,539 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 348 places, 347 transitions, 705 flow. Second operand has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-13 16:28:22,539 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:22,539 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 364 of 460 [2024-11-13 16:28:22,539 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:22,748 INFO L124 PetriNetUnfolderBase]: 135/822 cut-off events. [2024-11-13 16:28:22,749 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-13 16:28:22,750 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1038 conditions, 822 events. 135/822 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3555 event pairs, 74 based on Foata normal form. 0/721 useless extension candidates. Maximal degree in co-relation 975. Up to 192 conditions per place. [2024-11-13 16:28:22,753 INFO L140 encePairwiseOnDemand]: 458/460 looper letters, 15 selfloop transitions, 1 changer transitions 0/346 dead transitions. [2024-11-13 16:28:22,753 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 349 places, 346 transitions, 735 flow [2024-11-13 16:28:22,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:22,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:22,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1109 transitions. [2024-11-13 16:28:22,756 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.803623188405797 [2024-11-13 16:28:22,756 INFO L175 Difference]: Start difference. First operand has 348 places, 347 transitions, 705 flow. Second operand 3 states and 1109 transitions. [2024-11-13 16:28:22,756 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 349 places, 346 transitions, 735 flow [2024-11-13 16:28:22,759 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 347 places, 346 transitions, 731 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:28:22,763 INFO L231 Difference]: Finished difference. Result has 347 places, 346 transitions, 701 flow [2024-11-13 16:28:22,764 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=699, PETRI_DIFFERENCE_MINUEND_PLACES=345, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=346, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=345, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=701, PETRI_PLACES=347, PETRI_TRANSITIONS=346} [2024-11-13 16:28:22,766 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -82 predicate places. [2024-11-13 16:28:22,767 INFO L471 AbstractCegarLoop]: Abstraction has has 347 places, 346 transitions, 701 flow [2024-11-13 16:28:22,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-13 16:28:22,768 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:22,768 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:22,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-13 16:28:22,768 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:22,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:22,768 INFO L85 PathProgramCache]: Analyzing trace with hash -59096107, now seen corresponding path program 1 times [2024-11-13 16:28:22,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:22,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300504176] [2024-11-13 16:28:22,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:22,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:22,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:22,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:22,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:22,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300504176] [2024-11-13 16:28:22,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300504176] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:22,847 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:22,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:22,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336617799] [2024-11-13 16:28:22,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:22,848 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:22,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:22,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:22,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:22,864 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 361 out of 460 [2024-11-13 16:28:22,865 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 347 places, 346 transitions, 701 flow. Second operand has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-13 16:28:22,865 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:22,865 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 361 of 460 [2024-11-13 16:28:22,866 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:23,068 INFO L124 PetriNetUnfolderBase]: 135/821 cut-off events. [2024-11-13 16:28:23,068 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-13 16:28:23,070 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1038 conditions, 821 events. 135/821 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3551 event pairs, 74 based on Foata normal form. 0/721 useless extension candidates. Maximal degree in co-relation 975. Up to 194 conditions per place. [2024-11-13 16:28:23,073 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 16 selfloop transitions, 2 changer transitions 0/345 dead transitions. [2024-11-13 16:28:23,073 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 348 places, 345 transitions, 735 flow [2024-11-13 16:28:23,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:23,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:23,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1102 transitions. [2024-11-13 16:28:23,076 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7985507246376812 [2024-11-13 16:28:23,076 INFO L175 Difference]: Start difference. First operand has 347 places, 346 transitions, 701 flow. Second operand 3 states and 1102 transitions. [2024-11-13 16:28:23,077 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 348 places, 345 transitions, 735 flow [2024-11-13 16:28:23,079 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 347 places, 345 transitions, 734 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 16:28:23,083 INFO L231 Difference]: Finished difference. Result has 347 places, 345 transitions, 702 flow [2024-11-13 16:28:23,084 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=698, PETRI_DIFFERENCE_MINUEND_PLACES=345, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=345, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=343, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=702, PETRI_PLACES=347, PETRI_TRANSITIONS=345} [2024-11-13 16:28:23,084 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -82 predicate places. [2024-11-13 16:28:23,085 INFO L471 AbstractCegarLoop]: Abstraction has has 347 places, 345 transitions, 702 flow [2024-11-13 16:28:23,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-13 16:28:23,085 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:23,086 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:23,086 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-13 16:28:23,086 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:23,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:23,087 INFO L85 PathProgramCache]: Analyzing trace with hash -291502955, now seen corresponding path program 1 times [2024-11-13 16:28:23,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:23,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103695946] [2024-11-13 16:28:23,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:23,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:23,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:23,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:23,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103695946] [2024-11-13 16:28:23,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103695946] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:23,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:23,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:23,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020992944] [2024-11-13 16:28:23,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:23,164 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:23,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:23,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:23,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:23,174 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 364 out of 460 [2024-11-13 16:28:23,176 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 347 places, 345 transitions, 702 flow. Second operand has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-13 16:28:23,176 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:23,176 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 364 of 460 [2024-11-13 16:28:23,176 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:23,383 INFO L124 PetriNetUnfolderBase]: 135/820 cut-off events. [2024-11-13 16:28:23,384 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-13 16:28:23,385 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1037 conditions, 820 events. 135/820 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3556 event pairs, 74 based on Foata normal form. 0/721 useless extension candidates. Maximal degree in co-relation 974. Up to 192 conditions per place. [2024-11-13 16:28:23,388 INFO L140 encePairwiseOnDemand]: 458/460 looper letters, 15 selfloop transitions, 1 changer transitions 0/344 dead transitions. [2024-11-13 16:28:23,388 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 348 places, 344 transitions, 732 flow [2024-11-13 16:28:23,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:23,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:23,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1109 transitions. [2024-11-13 16:28:23,392 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.803623188405797 [2024-11-13 16:28:23,392 INFO L175 Difference]: Start difference. First operand has 347 places, 345 transitions, 702 flow. Second operand 3 states and 1109 transitions. [2024-11-13 16:28:23,392 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 348 places, 344 transitions, 732 flow [2024-11-13 16:28:23,394 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 346 places, 344 transitions, 728 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:28:23,397 INFO L231 Difference]: Finished difference. Result has 346 places, 344 transitions, 698 flow [2024-11-13 16:28:23,398 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=696, PETRI_DIFFERENCE_MINUEND_PLACES=344, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=344, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=343, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=698, PETRI_PLACES=346, PETRI_TRANSITIONS=344} [2024-11-13 16:28:23,399 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -83 predicate places. [2024-11-13 16:28:23,400 INFO L471 AbstractCegarLoop]: Abstraction has has 346 places, 344 transitions, 698 flow [2024-11-13 16:28:23,401 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-13 16:28:23,401 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:23,401 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:23,401 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-13 16:28:23,401 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:23,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:23,402 INFO L85 PathProgramCache]: Analyzing trace with hash -1155590177, now seen corresponding path program 1 times [2024-11-13 16:28:23,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:23,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683168498] [2024-11-13 16:28:23,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:23,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:23,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:23,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:23,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:23,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683168498] [2024-11-13 16:28:23,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683168498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:23,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:23,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:23,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828377299] [2024-11-13 16:28:23,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:23,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:23,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:23,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:23,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:23,508 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 361 out of 460 [2024-11-13 16:28:23,510 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 346 places, 344 transitions, 698 flow. Second operand has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-13 16:28:23,510 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:23,510 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 361 of 460 [2024-11-13 16:28:23,510 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:23,745 INFO L124 PetriNetUnfolderBase]: 135/819 cut-off events. [2024-11-13 16:28:23,745 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-13 16:28:23,747 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1037 conditions, 819 events. 135/819 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3544 event pairs, 74 based on Foata normal form. 0/721 useless extension candidates. Maximal degree in co-relation 974. Up to 194 conditions per place. [2024-11-13 16:28:23,749 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 16 selfloop transitions, 2 changer transitions 0/343 dead transitions. [2024-11-13 16:28:23,750 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 347 places, 343 transitions, 732 flow [2024-11-13 16:28:23,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:23,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:23,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1102 transitions. [2024-11-13 16:28:23,752 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7985507246376812 [2024-11-13 16:28:23,753 INFO L175 Difference]: Start difference. First operand has 346 places, 344 transitions, 698 flow. Second operand 3 states and 1102 transitions. [2024-11-13 16:28:23,753 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 347 places, 343 transitions, 732 flow [2024-11-13 16:28:23,757 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 346 places, 343 transitions, 731 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 16:28:23,762 INFO L231 Difference]: Finished difference. Result has 346 places, 343 transitions, 699 flow [2024-11-13 16:28:23,763 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=695, PETRI_DIFFERENCE_MINUEND_PLACES=344, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=343, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=341, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=699, PETRI_PLACES=346, PETRI_TRANSITIONS=343} [2024-11-13 16:28:23,764 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -83 predicate places. [2024-11-13 16:28:23,764 INFO L471 AbstractCegarLoop]: Abstraction has has 346 places, 343 transitions, 699 flow [2024-11-13 16:28:23,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-13 16:28:23,765 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:23,765 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:23,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-13 16:28:23,765 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:23,770 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:23,770 INFO L85 PathProgramCache]: Analyzing trace with hash -1700057792, now seen corresponding path program 1 times [2024-11-13 16:28:23,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:23,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502349495] [2024-11-13 16:28:23,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:23,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:23,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:23,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:23,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502349495] [2024-11-13 16:28:23,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502349495] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:23,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:23,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:23,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643462055] [2024-11-13 16:28:23,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:23,868 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:23,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:23,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:23,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:23,895 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 460 [2024-11-13 16:28:23,898 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 346 places, 343 transitions, 699 flow. Second operand has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-13 16:28:23,898 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:23,898 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 460 [2024-11-13 16:28:23,898 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:24,138 INFO L124 PetriNetUnfolderBase]: 135/818 cut-off events. [2024-11-13 16:28:24,138 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-13 16:28:24,140 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1039 conditions, 818 events. 135/818 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3547 event pairs, 74 based on Foata normal form. 0/721 useless extension candidates. Maximal degree in co-relation 976. Up to 195 conditions per place. [2024-11-13 16:28:24,143 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 17 selfloop transitions, 2 changer transitions 0/342 dead transitions. [2024-11-13 16:28:24,143 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 347 places, 342 transitions, 735 flow [2024-11-13 16:28:24,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:24,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:24,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1100 transitions. [2024-11-13 16:28:24,146 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7971014492753623 [2024-11-13 16:28:24,146 INFO L175 Difference]: Start difference. First operand has 346 places, 343 transitions, 699 flow. Second operand 3 states and 1100 transitions. [2024-11-13 16:28:24,146 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 347 places, 342 transitions, 735 flow [2024-11-13 16:28:24,149 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 345 places, 342 transitions, 731 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:28:24,153 INFO L231 Difference]: Finished difference. Result has 345 places, 342 transitions, 697 flow [2024-11-13 16:28:24,153 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=693, PETRI_DIFFERENCE_MINUEND_PLACES=343, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=342, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=340, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=697, PETRI_PLACES=345, PETRI_TRANSITIONS=342} [2024-11-13 16:28:24,154 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -84 predicate places. [2024-11-13 16:28:24,154 INFO L471 AbstractCegarLoop]: Abstraction has has 345 places, 342 transitions, 697 flow [2024-11-13 16:28:24,155 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-13 16:28:24,155 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:24,155 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:24,155 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-13 16:28:24,155 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:24,155 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:24,155 INFO L85 PathProgramCache]: Analyzing trace with hash 1385515664, now seen corresponding path program 1 times [2024-11-13 16:28:24,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:24,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093223644] [2024-11-13 16:28:24,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:24,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:24,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:24,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:24,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:24,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093223644] [2024-11-13 16:28:24,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093223644] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:24,230 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:24,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:24,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959044112] [2024-11-13 16:28:24,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:24,230 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:24,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:24,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:24,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:24,245 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 460 [2024-11-13 16:28:24,246 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 345 places, 342 transitions, 697 flow. Second operand has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-13 16:28:24,246 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:24,246 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 460 [2024-11-13 16:28:24,247 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:24,462 INFO L124 PetriNetUnfolderBase]: 135/817 cut-off events. [2024-11-13 16:28:24,462 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-13 16:28:24,463 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1038 conditions, 817 events. 135/817 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3544 event pairs, 74 based on Foata normal form. 0/721 useless extension candidates. Maximal degree in co-relation 975. Up to 195 conditions per place. [2024-11-13 16:28:24,466 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 17 selfloop transitions, 2 changer transitions 0/341 dead transitions. [2024-11-13 16:28:24,466 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 346 places, 341 transitions, 733 flow [2024-11-13 16:28:24,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:24,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:24,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1100 transitions. [2024-11-13 16:28:24,469 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7971014492753623 [2024-11-13 16:28:24,469 INFO L175 Difference]: Start difference. First operand has 345 places, 342 transitions, 697 flow. Second operand 3 states and 1100 transitions. [2024-11-13 16:28:24,469 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 346 places, 341 transitions, 733 flow [2024-11-13 16:28:24,471 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 344 places, 341 transitions, 729 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:28:24,475 INFO L231 Difference]: Finished difference. Result has 344 places, 341 transitions, 695 flow [2024-11-13 16:28:24,475 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=691, PETRI_DIFFERENCE_MINUEND_PLACES=342, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=341, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=339, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=695, PETRI_PLACES=344, PETRI_TRANSITIONS=341} [2024-11-13 16:28:24,476 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -85 predicate places. [2024-11-13 16:28:24,476 INFO L471 AbstractCegarLoop]: Abstraction has has 344 places, 341 transitions, 695 flow [2024-11-13 16:28:24,477 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-13 16:28:24,477 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:24,477 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:24,477 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-13 16:28:24,477 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:24,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:24,478 INFO L85 PathProgramCache]: Analyzing trace with hash 395378270, now seen corresponding path program 1 times [2024-11-13 16:28:24,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:24,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640749437] [2024-11-13 16:28:24,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:24,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:24,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:24,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:24,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640749437] [2024-11-13 16:28:24,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640749437] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:24,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:24,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:24,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395064715] [2024-11-13 16:28:24,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:24,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:24,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:24,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:24,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:24,571 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 460 [2024-11-13 16:28:24,572 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 344 places, 341 transitions, 695 flow. Second operand has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-13 16:28:24,572 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:24,572 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 460 [2024-11-13 16:28:24,572 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:24,764 INFO L124 PetriNetUnfolderBase]: 135/816 cut-off events. [2024-11-13 16:28:24,764 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-13 16:28:24,766 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1037 conditions, 816 events. 135/816 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3541 event pairs, 74 based on Foata normal form. 0/721 useless extension candidates. Maximal degree in co-relation 974. Up to 195 conditions per place. [2024-11-13 16:28:24,769 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 17 selfloop transitions, 2 changer transitions 0/340 dead transitions. [2024-11-13 16:28:24,769 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 345 places, 340 transitions, 731 flow [2024-11-13 16:28:24,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:24,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:24,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1100 transitions. [2024-11-13 16:28:24,772 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7971014492753623 [2024-11-13 16:28:24,772 INFO L175 Difference]: Start difference. First operand has 344 places, 341 transitions, 695 flow. Second operand 3 states and 1100 transitions. [2024-11-13 16:28:24,772 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 345 places, 340 transitions, 731 flow [2024-11-13 16:28:24,774 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 343 places, 340 transitions, 727 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:28:24,778 INFO L231 Difference]: Finished difference. Result has 343 places, 340 transitions, 693 flow [2024-11-13 16:28:24,778 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=689, PETRI_DIFFERENCE_MINUEND_PLACES=341, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=340, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=338, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=693, PETRI_PLACES=343, PETRI_TRANSITIONS=340} [2024-11-13 16:28:24,779 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -86 predicate places. [2024-11-13 16:28:24,779 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 340 transitions, 693 flow [2024-11-13 16:28:24,780 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-13 16:28:24,780 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:24,780 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:24,780 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-13 16:28:24,780 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:24,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:24,781 INFO L85 PathProgramCache]: Analyzing trace with hash -748990841, now seen corresponding path program 1 times [2024-11-13 16:28:24,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:24,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189303282] [2024-11-13 16:28:24,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:24,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:24,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:24,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:24,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189303282] [2024-11-13 16:28:24,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189303282] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:24,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:24,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:24,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630552818] [2024-11-13 16:28:24,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:24,866 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:24,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:24,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:24,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:24,875 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 364 out of 460 [2024-11-13 16:28:24,877 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 340 transitions, 693 flow. Second operand has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-13 16:28:24,877 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:24,877 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 364 of 460 [2024-11-13 16:28:24,877 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:25,069 INFO L124 PetriNetUnfolderBase]: 127/717 cut-off events. [2024-11-13 16:28:25,070 INFO L125 PetriNetUnfolderBase]: For 12/12 co-relation queries the response was YES. [2024-11-13 16:28:25,071 INFO L83 FinitePrefix]: Finished finitePrefix Result has 930 conditions, 717 events. 127/717 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 2696 event pairs, 14 based on Foata normal form. 0/651 useless extension candidates. Maximal degree in co-relation 868. Up to 141 conditions per place. [2024-11-13 16:28:25,073 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 22 selfloop transitions, 2 changer transitions 0/347 dead transitions. [2024-11-13 16:28:25,073 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 347 transitions, 757 flow [2024-11-13 16:28:25,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:25,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:25,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1117 transitions. [2024-11-13 16:28:25,076 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8094202898550724 [2024-11-13 16:28:25,076 INFO L175 Difference]: Start difference. First operand has 343 places, 340 transitions, 693 flow. Second operand 3 states and 1117 transitions. [2024-11-13 16:28:25,076 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 347 transitions, 757 flow [2024-11-13 16:28:25,078 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 342 places, 347 transitions, 753 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:28:25,084 INFO L231 Difference]: Finished difference. Result has 343 places, 340 transitions, 697 flow [2024-11-13 16:28:25,085 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=687, PETRI_DIFFERENCE_MINUEND_PLACES=340, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=339, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=337, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=697, PETRI_PLACES=343, PETRI_TRANSITIONS=340} [2024-11-13 16:28:25,086 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -86 predicate places. [2024-11-13 16:28:25,086 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 340 transitions, 697 flow [2024-11-13 16:28:25,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-13 16:28:25,086 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:25,087 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:25,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-13 16:28:25,087 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:25,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:25,087 INFO L85 PathProgramCache]: Analyzing trace with hash 64008140, now seen corresponding path program 1 times [2024-11-13 16:28:25,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:25,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829878321] [2024-11-13 16:28:25,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:25,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:25,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:25,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:25,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829878321] [2024-11-13 16:28:25,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829878321] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:25,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:25,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:25,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403411230] [2024-11-13 16:28:25,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:25,164 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:25,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:25,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:25,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:25,177 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 361 out of 460 [2024-11-13 16:28:25,178 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 340 transitions, 697 flow. Second operand has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-13 16:28:25,178 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:25,178 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 361 of 460 [2024-11-13 16:28:25,178 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:25,377 INFO L124 PetriNetUnfolderBase]: 136/821 cut-off events. [2024-11-13 16:28:25,377 INFO L125 PetriNetUnfolderBase]: For 49/49 co-relation queries the response was YES. [2024-11-13 16:28:25,379 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1102 conditions, 821 events. 136/821 cut-off events. For 49/49 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 3605 event pairs, 74 based on Foata normal form. 0/727 useless extension candidates. Maximal degree in co-relation 1038. Up to 198 conditions per place. [2024-11-13 16:28:25,382 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 17 selfloop transitions, 2 changer transitions 0/339 dead transitions. [2024-11-13 16:28:25,382 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 339 transitions, 733 flow [2024-11-13 16:28:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:25,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:25,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1102 transitions. [2024-11-13 16:28:25,385 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7985507246376812 [2024-11-13 16:28:25,385 INFO L175 Difference]: Start difference. First operand has 343 places, 340 transitions, 697 flow. Second operand 3 states and 1102 transitions. [2024-11-13 16:28:25,385 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 339 transitions, 733 flow [2024-11-13 16:28:25,387 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 343 places, 339 transitions, 731 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 16:28:25,391 INFO L231 Difference]: Finished difference. Result has 343 places, 339 transitions, 697 flow [2024-11-13 16:28:25,391 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=693, PETRI_DIFFERENCE_MINUEND_PLACES=341, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=339, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=337, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=697, PETRI_PLACES=343, PETRI_TRANSITIONS=339} [2024-11-13 16:28:25,392 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -86 predicate places. [2024-11-13 16:28:25,392 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 339 transitions, 697 flow [2024-11-13 16:28:25,393 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-13 16:28:25,393 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:25,393 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:25,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-13 16:28:25,393 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:25,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:25,394 INFO L85 PathProgramCache]: Analyzing trace with hash -97220855, now seen corresponding path program 1 times [2024-11-13 16:28:25,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:25,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512530108] [2024-11-13 16:28:25,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:25,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:25,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:25,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:25,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512530108] [2024-11-13 16:28:25,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512530108] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:25,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:25,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:25,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573936609] [2024-11-13 16:28:25,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:25,467 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:25,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:25,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:25,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:25,477 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 364 out of 460 [2024-11-13 16:28:25,478 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 339 transitions, 697 flow. Second operand has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-13 16:28:25,478 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:25,478 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 364 of 460 [2024-11-13 16:28:25,478 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:25,703 INFO L124 PetriNetUnfolderBase]: 137/782 cut-off events. [2024-11-13 16:28:25,703 INFO L125 PetriNetUnfolderBase]: For 51/51 co-relation queries the response was YES. [2024-11-13 16:28:25,705 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1048 conditions, 782 events. 137/782 cut-off events. For 51/51 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3188 event pairs, 28 based on Foata normal form. 0/705 useless extension candidates. Maximal degree in co-relation 985. Up to 119 conditions per place. [2024-11-13 16:28:25,708 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 24 selfloop transitions, 2 changer transitions 0/347 dead transitions. [2024-11-13 16:28:25,708 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 347 transitions, 771 flow [2024-11-13 16:28:25,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:25,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:25,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1117 transitions. [2024-11-13 16:28:25,711 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8094202898550724 [2024-11-13 16:28:25,712 INFO L175 Difference]: Start difference. First operand has 343 places, 339 transitions, 697 flow. Second operand 3 states and 1117 transitions. [2024-11-13 16:28:25,712 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 347 transitions, 771 flow [2024-11-13 16:28:25,714 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 342 places, 347 transitions, 767 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:28:25,718 INFO L231 Difference]: Finished difference. Result has 343 places, 339 transitions, 701 flow [2024-11-13 16:28:25,718 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=691, PETRI_DIFFERENCE_MINUEND_PLACES=340, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=338, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=336, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=701, PETRI_PLACES=343, PETRI_TRANSITIONS=339} [2024-11-13 16:28:25,719 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -86 predicate places. [2024-11-13 16:28:25,719 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 339 transitions, 701 flow [2024-11-13 16:28:25,720 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-13 16:28:25,720 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:25,720 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:25,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-13 16:28:25,721 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:25,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:25,721 INFO L85 PathProgramCache]: Analyzing trace with hash 846143148, now seen corresponding path program 1 times [2024-11-13 16:28:25,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:25,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460829845] [2024-11-13 16:28:25,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:25,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:25,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:25,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:25,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:25,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460829845] [2024-11-13 16:28:25,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460829845] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:25,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:25,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:25,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314678085] [2024-11-13 16:28:25,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:25,829 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:25,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:25,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:25,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:25,843 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 361 out of 460 [2024-11-13 16:28:25,845 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 339 transitions, 701 flow. Second operand has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-13 16:28:25,845 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:25,845 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 361 of 460 [2024-11-13 16:28:25,845 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:26,049 INFO L124 PetriNetUnfolderBase]: 137/826 cut-off events. [2024-11-13 16:28:26,049 INFO L125 PetriNetUnfolderBase]: For 81/81 co-relation queries the response was YES. [2024-11-13 16:28:26,051 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1142 conditions, 826 events. 137/826 cut-off events. For 81/81 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 3663 event pairs, 74 based on Foata normal form. 0/734 useless extension candidates. Maximal degree in co-relation 1077. Up to 202 conditions per place. [2024-11-13 16:28:26,054 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 18 selfloop transitions, 2 changer transitions 0/338 dead transitions. [2024-11-13 16:28:26,056 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 338 transitions, 739 flow [2024-11-13 16:28:26,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:26,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:26,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1102 transitions. [2024-11-13 16:28:26,059 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7985507246376812 [2024-11-13 16:28:26,059 INFO L175 Difference]: Start difference. First operand has 343 places, 339 transitions, 701 flow. Second operand 3 states and 1102 transitions. [2024-11-13 16:28:26,059 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 338 transitions, 739 flow [2024-11-13 16:28:26,061 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 343 places, 338 transitions, 737 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 16:28:26,065 INFO L231 Difference]: Finished difference. Result has 343 places, 338 transitions, 701 flow [2024-11-13 16:28:26,065 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=697, PETRI_DIFFERENCE_MINUEND_PLACES=341, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=338, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=336, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=701, PETRI_PLACES=343, PETRI_TRANSITIONS=338} [2024-11-13 16:28:26,066 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -86 predicate places. [2024-11-13 16:28:26,066 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 338 transitions, 701 flow [2024-11-13 16:28:26,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-13 16:28:26,067 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:26,067 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:26,067 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-13 16:28:26,067 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:26,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:26,068 INFO L85 PathProgramCache]: Analyzing trace with hash 289409324, now seen corresponding path program 1 times [2024-11-13 16:28:26,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:26,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408316435] [2024-11-13 16:28:26,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:26,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:26,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:26,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:26,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:26,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408316435] [2024-11-13 16:28:26,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408316435] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:26,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:26,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:26,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930518048] [2024-11-13 16:28:26,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:26,173 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:26,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:26,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:26,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:26,185 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 364 out of 460 [2024-11-13 16:28:26,187 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 338 transitions, 701 flow. Second operand has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-13 16:28:26,187 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:26,187 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 364 of 460 [2024-11-13 16:28:26,187 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:26,552 INFO L124 PetriNetUnfolderBase]: 196/990 cut-off events. [2024-11-13 16:28:26,552 INFO L125 PetriNetUnfolderBase]: For 131/131 co-relation queries the response was YES. [2024-11-13 16:28:26,555 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1439 conditions, 990 events. 196/990 cut-off events. For 131/131 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 4783 event pairs, 56 based on Foata normal form. 0/900 useless extension candidates. Maximal degree in co-relation 1375. Up to 163 conditions per place. [2024-11-13 16:28:26,562 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 30 selfloop transitions, 2 changer transitions 0/351 dead transitions. [2024-11-13 16:28:26,562 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 351 transitions, 804 flow [2024-11-13 16:28:26,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:26,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:26,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1121 transitions. [2024-11-13 16:28:26,566 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8123188405797102 [2024-11-13 16:28:26,566 INFO L175 Difference]: Start difference. First operand has 343 places, 338 transitions, 701 flow. Second operand 3 states and 1121 transitions. [2024-11-13 16:28:26,566 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 351 transitions, 804 flow [2024-11-13 16:28:26,569 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 342 places, 351 transitions, 800 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:28:26,574 INFO L231 Difference]: Finished difference. Result has 343 places, 338 transitions, 705 flow [2024-11-13 16:28:26,575 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=695, PETRI_DIFFERENCE_MINUEND_PLACES=340, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=337, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=335, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=705, PETRI_PLACES=343, PETRI_TRANSITIONS=338} [2024-11-13 16:28:26,576 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -86 predicate places. [2024-11-13 16:28:26,576 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 338 transitions, 705 flow [2024-11-13 16:28:26,577 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 365.0) internal successors, (1095), 3 states have internal predecessors, (1095), 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) [2024-11-13 16:28:26,577 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:26,577 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:26,577 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-13 16:28:26,578 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:26,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:26,578 INFO L85 PathProgramCache]: Analyzing trace with hash -163326628, now seen corresponding path program 1 times [2024-11-13 16:28:26,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:26,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126003986] [2024-11-13 16:28:26,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:26,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:26,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:26,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:26,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126003986] [2024-11-13 16:28:26,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126003986] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:26,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:26,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:26,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996835960] [2024-11-13 16:28:26,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:26,676 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:26,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:26,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:26,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:26,686 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 361 out of 460 [2024-11-13 16:28:26,688 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 338 transitions, 705 flow. Second operand has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-13 16:28:26,688 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:26,688 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 361 of 460 [2024-11-13 16:28:26,689 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:26,947 INFO L124 PetriNetUnfolderBase]: 196/1004 cut-off events. [2024-11-13 16:28:26,947 INFO L125 PetriNetUnfolderBase]: For 148/148 co-relation queries the response was YES. [2024-11-13 16:28:26,950 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1494 conditions, 1004 events. 196/1004 cut-off events. For 148/148 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 4821 event pairs, 124 based on Foata normal form. 0/900 useless extension candidates. Maximal degree in co-relation 1428. Up to 301 conditions per place. [2024-11-13 16:28:26,953 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 19 selfloop transitions, 2 changer transitions 0/337 dead transitions. [2024-11-13 16:28:26,954 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 337 transitions, 745 flow [2024-11-13 16:28:26,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:26,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:26,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1102 transitions. [2024-11-13 16:28:26,957 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7985507246376812 [2024-11-13 16:28:26,957 INFO L175 Difference]: Start difference. First operand has 343 places, 338 transitions, 705 flow. Second operand 3 states and 1102 transitions. [2024-11-13 16:28:26,957 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 337 transitions, 745 flow [2024-11-13 16:28:26,959 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 343 places, 337 transitions, 743 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 16:28:26,963 INFO L231 Difference]: Finished difference. Result has 343 places, 337 transitions, 705 flow [2024-11-13 16:28:26,964 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=701, PETRI_DIFFERENCE_MINUEND_PLACES=341, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=337, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=335, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=705, PETRI_PLACES=343, PETRI_TRANSITIONS=337} [2024-11-13 16:28:26,964 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -86 predicate places. [2024-11-13 16:28:26,964 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 337 transitions, 705 flow [2024-11-13 16:28:26,965 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2024-11-13 16:28:26,965 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:26,965 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:26,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-13 16:28:26,966 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:26,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:26,967 INFO L85 PathProgramCache]: Analyzing trace with hash 536298875, now seen corresponding path program 1 times [2024-11-13 16:28:26,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:26,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432889546] [2024-11-13 16:28:26,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:26,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:27,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:27,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:27,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432889546] [2024-11-13 16:28:27,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432889546] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:27,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:27,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:27,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084579002] [2024-11-13 16:28:27,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:27,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:27,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:27,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:27,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:27,075 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 361 out of 460 [2024-11-13 16:28:27,077 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 337 transitions, 705 flow. Second operand has 3 states, 3 states have (on average 362.0) internal successors, (1086), 3 states have internal predecessors, (1086), 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) [2024-11-13 16:28:27,077 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:27,077 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 361 of 460 [2024-11-13 16:28:27,077 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:27,385 INFO L124 PetriNetUnfolderBase]: 296/1261 cut-off events. [2024-11-13 16:28:27,386 INFO L125 PetriNetUnfolderBase]: For 202/202 co-relation queries the response was YES. [2024-11-13 16:28:27,389 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1962 conditions, 1261 events. 296/1261 cut-off events. For 202/202 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 6784 event pairs, 196 based on Foata normal form. 0/1136 useless extension candidates. Maximal degree in co-relation 1896. Up to 451 conditions per place. [2024-11-13 16:28:27,393 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 20 selfloop transitions, 1 changer transitions 0/335 dead transitions. [2024-11-13 16:28:27,393 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 343 places, 335 transitions, 743 flow [2024-11-13 16:28:27,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:27,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:27,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1103 transitions. [2024-11-13 16:28:27,397 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7992753623188406 [2024-11-13 16:28:27,397 INFO L175 Difference]: Start difference. First operand has 343 places, 337 transitions, 705 flow. Second operand 3 states and 1103 transitions. [2024-11-13 16:28:27,397 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 343 places, 335 transitions, 743 flow [2024-11-13 16:28:27,402 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 341 places, 335 transitions, 739 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:28:27,406 INFO L231 Difference]: Finished difference. Result has 341 places, 335 transitions, 699 flow [2024-11-13 16:28:27,407 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=697, PETRI_DIFFERENCE_MINUEND_PLACES=339, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=335, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=334, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=699, PETRI_PLACES=341, PETRI_TRANSITIONS=335} [2024-11-13 16:28:27,407 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -88 predicate places. [2024-11-13 16:28:27,407 INFO L471 AbstractCegarLoop]: Abstraction has has 341 places, 335 transitions, 699 flow [2024-11-13 16:28:27,408 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 362.0) internal successors, (1086), 3 states have internal predecessors, (1086), 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) [2024-11-13 16:28:27,408 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:27,408 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:27,408 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-13 16:28:27,409 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:27,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:27,409 INFO L85 PathProgramCache]: Analyzing trace with hash -812914212, now seen corresponding path program 1 times [2024-11-13 16:28:27,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:27,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028523276] [2024-11-13 16:28:27,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:27,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:27,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:27,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:27,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:27,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028523276] [2024-11-13 16:28:27,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028523276] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:27,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:27,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:27,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942371903] [2024-11-13 16:28:27,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:27,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:27,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:27,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:27,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:27,526 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 460 [2024-11-13 16:28:27,527 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 341 places, 335 transitions, 699 flow. Second operand has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-13 16:28:27,527 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:27,527 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 460 [2024-11-13 16:28:27,527 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:27,914 INFO L124 PetriNetUnfolderBase]: 346/1327 cut-off events. [2024-11-13 16:28:27,914 INFO L125 PetriNetUnfolderBase]: For 230/230 co-relation queries the response was YES. [2024-11-13 16:28:27,917 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2138 conditions, 1327 events. 346/1327 cut-off events. For 230/230 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 7139 event pairs, 196 based on Foata normal form. 0/1194 useless extension candidates. Maximal degree in co-relation 2073. Up to 452 conditions per place. [2024-11-13 16:28:27,926 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 29 selfloop transitions, 2 changer transitions 0/342 dead transitions. [2024-11-13 16:28:27,927 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 342 transitions, 785 flow [2024-11-13 16:28:27,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:27,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:27,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1107 transitions. [2024-11-13 16:28:27,930 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8021739130434783 [2024-11-13 16:28:27,930 INFO L175 Difference]: Start difference. First operand has 341 places, 335 transitions, 699 flow. Second operand 3 states and 1107 transitions. [2024-11-13 16:28:27,930 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 342 places, 342 transitions, 785 flow [2024-11-13 16:28:27,934 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 341 places, 342 transitions, 784 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 16:28:27,938 INFO L231 Difference]: Finished difference. Result has 341 places, 334 transitions, 700 flow [2024-11-13 16:28:27,938 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=696, PETRI_DIFFERENCE_MINUEND_PLACES=339, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=334, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=332, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=700, PETRI_PLACES=341, PETRI_TRANSITIONS=334} [2024-11-13 16:28:27,939 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -88 predicate places. [2024-11-13 16:28:27,939 INFO L471 AbstractCegarLoop]: Abstraction has has 341 places, 334 transitions, 700 flow [2024-11-13 16:28:27,940 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 361.3333333333333) internal successors, (1084), 3 states have internal predecessors, (1084), 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) [2024-11-13 16:28:27,940 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:27,940 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:27,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-13 16:28:27,941 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting thread1Err20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:27,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:27,941 INFO L85 PathProgramCache]: Analyzing trace with hash -956997298, now seen corresponding path program 1 times [2024-11-13 16:28:27,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:27,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700161590] [2024-11-13 16:28:27,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:27,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:27,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:28,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:28,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:28,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700161590] [2024-11-13 16:28:28,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700161590] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:28,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:28,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:28,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025259310] [2024-11-13 16:28:28,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:28,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:28,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:28,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:28,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:28,083 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 460 [2024-11-13 16:28:28,084 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 341 places, 334 transitions, 700 flow. Second operand has 3 states, 3 states have (on average 362.0) internal successors, (1086), 3 states have internal predecessors, (1086), 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) [2024-11-13 16:28:28,085 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:28,085 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 460 [2024-11-13 16:28:28,085 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:28,428 INFO L124 PetriNetUnfolderBase]: 296/1192 cut-off events. [2024-11-13 16:28:28,428 INFO L125 PetriNetUnfolderBase]: For 215/215 co-relation queries the response was YES. [2024-11-13 16:28:28,431 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1909 conditions, 1192 events. 296/1192 cut-off events. For 215/215 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 6006 event pairs, 160 based on Foata normal form. 2/1089 useless extension candidates. Maximal degree in co-relation 1844. Up to 374 conditions per place. [2024-11-13 16:28:28,435 INFO L140 encePairwiseOnDemand]: 455/460 looper letters, 22 selfloop transitions, 2 changer transitions 7/340 dead transitions. [2024-11-13 16:28:28,435 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 341 places, 340 transitions, 780 flow [2024-11-13 16:28:28,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:28,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:28,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1106 transitions. [2024-11-13 16:28:28,438 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8014492753623188 [2024-11-13 16:28:28,438 INFO L175 Difference]: Start difference. First operand has 341 places, 334 transitions, 700 flow. Second operand 3 states and 1106 transitions. [2024-11-13 16:28:28,438 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 341 places, 340 transitions, 780 flow [2024-11-13 16:28:28,441 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 339 places, 340 transitions, 776 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:28:28,445 INFO L231 Difference]: Finished difference. Result has 339 places, 325 transitions, 679 flow [2024-11-13 16:28:28,445 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=692, PETRI_DIFFERENCE_MINUEND_PLACES=337, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=332, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=330, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=679, PETRI_PLACES=339, PETRI_TRANSITIONS=325} [2024-11-13 16:28:28,446 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -90 predicate places. [2024-11-13 16:28:28,446 INFO L471 AbstractCegarLoop]: Abstraction has has 339 places, 325 transitions, 679 flow [2024-11-13 16:28:28,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 362.0) internal successors, (1086), 3 states have internal predecessors, (1086), 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) [2024-11-13 16:28:28,447 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:28:28,447 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:28,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-13 16:28:28,447 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting thread1Err21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-13 16:28:28,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:28:28,447 INFO L85 PathProgramCache]: Analyzing trace with hash -1550867887, now seen corresponding path program 1 times [2024-11-13 16:28:28,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:28:28,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724944524] [2024-11-13 16:28:28,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:28:28,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:28:28,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:28:28,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:28:28,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:28:28,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724944524] [2024-11-13 16:28:28,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724944524] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:28:28,554 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:28:28,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:28:28,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988053343] [2024-11-13 16:28:28,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:28:28,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:28:28,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:28:28,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:28:28,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:28:28,583 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 460 [2024-11-13 16:28:28,584 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 339 places, 325 transitions, 679 flow. Second operand has 3 states, 3 states have (on average 362.6666666666667) internal successors, (1088), 3 states have internal predecessors, (1088), 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) [2024-11-13 16:28:28,584 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:28:28,584 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 460 [2024-11-13 16:28:28,584 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:28:28,840 INFO L124 PetriNetUnfolderBase]: 254/969 cut-off events. [2024-11-13 16:28:28,840 INFO L125 PetriNetUnfolderBase]: For 154/154 co-relation queries the response was YES. [2024-11-13 16:28:28,843 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1596 conditions, 969 events. 254/969 cut-off events. For 154/154 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 4241 event pairs, 132 based on Foata normal form. 0/900 useless extension candidates. Maximal degree in co-relation 1531. Up to 306 conditions per place. [2024-11-13 16:28:28,844 INFO L140 encePairwiseOnDemand]: 457/460 looper letters, 0 selfloop transitions, 0 changer transitions 332/332 dead transitions. [2024-11-13 16:28:28,844 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 333 places, 332 transitions, 755 flow [2024-11-13 16:28:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:28:28,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:28:28,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1102 transitions. [2024-11-13 16:28:28,847 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7985507246376812 [2024-11-13 16:28:28,847 INFO L175 Difference]: Start difference. First operand has 339 places, 325 transitions, 679 flow. Second operand 3 states and 1102 transitions. [2024-11-13 16:28:28,847 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 333 places, 332 transitions, 755 flow [2024-11-13 16:28:28,850 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 331 places, 332 transitions, 751 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:28:28,852 INFO L231 Difference]: Finished difference. Result has 331 places, 0 transitions, 0 flow [2024-11-13 16:28:28,852 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=460, PETRI_DIFFERENCE_MINUEND_FLOW=673, PETRI_DIFFERENCE_MINUEND_PLACES=329, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=324, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=324, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=331, PETRI_TRANSITIONS=0} [2024-11-13 16:28:28,853 INFO L277 CegarLoopForPetriNet]: 429 programPoint places, -98 predicate places. [2024-11-13 16:28:28,853 INFO L471 AbstractCegarLoop]: Abstraction has has 331 places, 0 transitions, 0 flow [2024-11-13 16:28:28,854 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 362.6666666666667) internal successors, (1088), 3 states have internal predecessors, (1088), 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) [2024-11-13 16:28:28,857 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (158 of 159 remaining) [2024-11-13 16:28:28,857 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (157 of 159 remaining) [2024-11-13 16:28:28,858 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (156 of 159 remaining) [2024-11-13 16:28:28,858 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (155 of 159 remaining) [2024-11-13 16:28:28,858 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err25ASSERT_VIOLATIONDATA_RACE (154 of 159 remaining) [2024-11-13 16:28:28,858 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err26ASSERT_VIOLATIONDATA_RACE (153 of 159 remaining) [2024-11-13 16:28:28,858 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err27ASSERT_VIOLATIONDATA_RACE (152 of 159 remaining) [2024-11-13 16:28:28,858 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err28ASSERT_VIOLATIONDATA_RACE (151 of 159 remaining) [2024-11-13 16:28:28,858 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err29ASSERT_VIOLATIONDATA_RACE (150 of 159 remaining) [2024-11-13 16:28:28,858 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (149 of 159 remaining) [2024-11-13 16:28:28,859 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (148 of 159 remaining) [2024-11-13 16:28:28,859 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (147 of 159 remaining) [2024-11-13 16:28:28,859 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (146 of 159 remaining) [2024-11-13 16:28:28,859 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (145 of 159 remaining) [2024-11-13 16:28:28,859 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (144 of 159 remaining) [2024-11-13 16:28:28,859 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (143 of 159 remaining) [2024-11-13 16:28:28,859 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (142 of 159 remaining) [2024-11-13 16:28:28,859 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (141 of 159 remaining) [2024-11-13 16:28:28,859 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (140 of 159 remaining) [2024-11-13 16:28:28,860 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (139 of 159 remaining) [2024-11-13 16:28:28,860 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (138 of 159 remaining) [2024-11-13 16:28:28,860 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (137 of 159 remaining) [2024-11-13 16:28:28,860 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (136 of 159 remaining) [2024-11-13 16:28:28,860 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (135 of 159 remaining) [2024-11-13 16:28:28,860 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (134 of 159 remaining) [2024-11-13 16:28:28,860 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (133 of 159 remaining) [2024-11-13 16:28:28,860 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (132 of 159 remaining) [2024-11-13 16:28:28,860 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (131 of 159 remaining) [2024-11-13 16:28:28,861 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (130 of 159 remaining) [2024-11-13 16:28:28,861 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (129 of 159 remaining) [2024-11-13 16:28:28,861 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (128 of 159 remaining) [2024-11-13 16:28:28,861 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (127 of 159 remaining) [2024-11-13 16:28:28,861 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (126 of 159 remaining) [2024-11-13 16:28:28,861 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (125 of 159 remaining) [2024-11-13 16:28:28,861 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (124 of 159 remaining) [2024-11-13 16:28:28,861 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (123 of 159 remaining) [2024-11-13 16:28:28,861 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (122 of 159 remaining) [2024-11-13 16:28:28,862 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (121 of 159 remaining) [2024-11-13 16:28:28,862 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (120 of 159 remaining) [2024-11-13 16:28:28,862 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (119 of 159 remaining) [2024-11-13 16:28:28,862 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (118 of 159 remaining) [2024-11-13 16:28:28,862 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (117 of 159 remaining) [2024-11-13 16:28:28,862 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (116 of 159 remaining) [2024-11-13 16:28:28,862 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (115 of 159 remaining) [2024-11-13 16:28:28,862 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (114 of 159 remaining) [2024-11-13 16:28:28,862 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (113 of 159 remaining) [2024-11-13 16:28:28,863 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (112 of 159 remaining) [2024-11-13 16:28:28,863 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (111 of 159 remaining) [2024-11-13 16:28:28,863 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (110 of 159 remaining) [2024-11-13 16:28:28,863 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (109 of 159 remaining) [2024-11-13 16:28:28,863 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (108 of 159 remaining) [2024-11-13 16:28:28,863 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (107 of 159 remaining) [2024-11-13 16:28:28,863 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (106 of 159 remaining) [2024-11-13 16:28:28,863 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (105 of 159 remaining) [2024-11-13 16:28:28,863 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (104 of 159 remaining) [2024-11-13 16:28:28,864 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (103 of 159 remaining) [2024-11-13 16:28:28,864 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (102 of 159 remaining) [2024-11-13 16:28:28,864 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (101 of 159 remaining) [2024-11-13 16:28:28,864 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (100 of 159 remaining) [2024-11-13 16:28:28,864 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (99 of 159 remaining) [2024-11-13 16:28:28,864 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (98 of 159 remaining) [2024-11-13 16:28:28,864 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (97 of 159 remaining) [2024-11-13 16:28:28,864 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (96 of 159 remaining) [2024-11-13 16:28:28,864 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (95 of 159 remaining) [2024-11-13 16:28:28,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (94 of 159 remaining) [2024-11-13 16:28:28,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (93 of 159 remaining) [2024-11-13 16:28:28,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (92 of 159 remaining) [2024-11-13 16:28:28,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (91 of 159 remaining) [2024-11-13 16:28:28,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (90 of 159 remaining) [2024-11-13 16:28:28,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (89 of 159 remaining) [2024-11-13 16:28:28,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (88 of 159 remaining) [2024-11-13 16:28:28,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (87 of 159 remaining) [2024-11-13 16:28:28,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (86 of 159 remaining) [2024-11-13 16:28:28,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (85 of 159 remaining) [2024-11-13 16:28:28,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (84 of 159 remaining) [2024-11-13 16:28:28,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (83 of 159 remaining) [2024-11-13 16:28:28,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (82 of 159 remaining) [2024-11-13 16:28:28,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (81 of 159 remaining) [2024-11-13 16:28:28,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (80 of 159 remaining) [2024-11-13 16:28:28,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (79 of 159 remaining) [2024-11-13 16:28:28,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (78 of 159 remaining) [2024-11-13 16:28:28,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (77 of 159 remaining) [2024-11-13 16:28:28,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (76 of 159 remaining) [2024-11-13 16:28:28,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (75 of 159 remaining) [2024-11-13 16:28:28,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (74 of 159 remaining) [2024-11-13 16:28:28,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (73 of 159 remaining) [2024-11-13 16:28:28,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (72 of 159 remaining) [2024-11-13 16:28:28,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (71 of 159 remaining) [2024-11-13 16:28:28,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (70 of 159 remaining) [2024-11-13 16:28:28,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (69 of 159 remaining) [2024-11-13 16:28:28,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (68 of 159 remaining) [2024-11-13 16:28:28,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (67 of 159 remaining) [2024-11-13 16:28:28,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (66 of 159 remaining) [2024-11-13 16:28:28,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (65 of 159 remaining) [2024-11-13 16:28:28,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (64 of 159 remaining) [2024-11-13 16:28:28,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (63 of 159 remaining) [2024-11-13 16:28:28,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (62 of 159 remaining) [2024-11-13 16:28:28,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err25ASSERT_VIOLATIONDATA_RACE (61 of 159 remaining) [2024-11-13 16:28:28,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err26ASSERT_VIOLATIONDATA_RACE (60 of 159 remaining) [2024-11-13 16:28:28,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err27ASSERT_VIOLATIONDATA_RACE (59 of 159 remaining) [2024-11-13 16:28:28,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err28ASSERT_VIOLATIONDATA_RACE (58 of 159 remaining) [2024-11-13 16:28:28,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err29ASSERT_VIOLATIONDATA_RACE (57 of 159 remaining) [2024-11-13 16:28:28,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (56 of 159 remaining) [2024-11-13 16:28:28,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (55 of 159 remaining) [2024-11-13 16:28:28,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (54 of 159 remaining) [2024-11-13 16:28:28,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (53 of 159 remaining) [2024-11-13 16:28:28,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (52 of 159 remaining) [2024-11-13 16:28:28,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (51 of 159 remaining) [2024-11-13 16:28:28,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (50 of 159 remaining) [2024-11-13 16:28:28,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (49 of 159 remaining) [2024-11-13 16:28:28,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (48 of 159 remaining) [2024-11-13 16:28:28,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (47 of 159 remaining) [2024-11-13 16:28:28,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (46 of 159 remaining) [2024-11-13 16:28:28,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (45 of 159 remaining) [2024-11-13 16:28:28,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (44 of 159 remaining) [2024-11-13 16:28:28,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (43 of 159 remaining) [2024-11-13 16:28:28,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (42 of 159 remaining) [2024-11-13 16:28:28,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (41 of 159 remaining) [2024-11-13 16:28:28,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (40 of 159 remaining) [2024-11-13 16:28:28,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (39 of 159 remaining) [2024-11-13 16:28:28,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (38 of 159 remaining) [2024-11-13 16:28:28,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (37 of 159 remaining) [2024-11-13 16:28:28,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (36 of 159 remaining) [2024-11-13 16:28:28,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (35 of 159 remaining) [2024-11-13 16:28:28,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (34 of 159 remaining) [2024-11-13 16:28:28,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (33 of 159 remaining) [2024-11-13 16:28:28,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (32 of 159 remaining) [2024-11-13 16:28:28,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (31 of 159 remaining) [2024-11-13 16:28:28,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (30 of 159 remaining) [2024-11-13 16:28:28,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (29 of 159 remaining) [2024-11-13 16:28:28,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (28 of 159 remaining) [2024-11-13 16:28:28,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (27 of 159 remaining) [2024-11-13 16:28:28,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (26 of 159 remaining) [2024-11-13 16:28:28,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (25 of 159 remaining) [2024-11-13 16:28:28,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (24 of 159 remaining) [2024-11-13 16:28:28,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (23 of 159 remaining) [2024-11-13 16:28:28,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (22 of 159 remaining) [2024-11-13 16:28:28,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (21 of 159 remaining) [2024-11-13 16:28:28,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (20 of 159 remaining) [2024-11-13 16:28:28,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (19 of 159 remaining) [2024-11-13 16:28:28,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (18 of 159 remaining) [2024-11-13 16:28:28,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (17 of 159 remaining) [2024-11-13 16:28:28,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (16 of 159 remaining) [2024-11-13 16:28:28,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (15 of 159 remaining) [2024-11-13 16:28:28,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (14 of 159 remaining) [2024-11-13 16:28:28,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (13 of 159 remaining) [2024-11-13 16:28:28,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (12 of 159 remaining) [2024-11-13 16:28:28,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (11 of 159 remaining) [2024-11-13 16:28:28,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (10 of 159 remaining) [2024-11-13 16:28:28,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (9 of 159 remaining) [2024-11-13 16:28:28,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (8 of 159 remaining) [2024-11-13 16:28:28,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (7 of 159 remaining) [2024-11-13 16:28:28,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (6 of 159 remaining) [2024-11-13 16:28:28,874 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (5 of 159 remaining) [2024-11-13 16:28:28,874 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (4 of 159 remaining) [2024-11-13 16:28:28,874 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (3 of 159 remaining) [2024-11-13 16:28:28,874 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (2 of 159 remaining) [2024-11-13 16:28:28,874 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (1 of 159 remaining) [2024-11-13 16:28:28,874 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (0 of 159 remaining) [2024-11-13 16:28:28,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-13 16:28:28,875 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:28:28,882 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-13 16:28:28,883 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 16:28:28,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 04:28:28 BasicIcfg [2024-11-13 16:28:28,893 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 16:28:28,893 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:28:28,893 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:28:28,894 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:28:28,894 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:28:17" (3/4) ... [2024-11-13 16:28:28,896 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 16:28:28,901 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-13 16:28:28,901 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-13 16:28:28,901 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-13 16:28:28,913 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2024-11-13 16:28:28,913 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 16:28:28,914 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 16:28:28,914 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 16:28:29,039 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad736bf1-ac25-4c75-bb22-8f286f7c84c8/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 16:28:29,039 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad736bf1-ac25-4c75-bb22-8f286f7c84c8/bin/uautomizer-verify-qhAvR1uOyd/witness.yml [2024-11-13 16:28:29,039 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:28:29,040 INFO L158 Benchmark]: Toolchain (without parser) took 14745.60ms. Allocated memory was 167.8MB in the beginning and 453.0MB in the end (delta: 285.2MB). Free memory was 129.2MB in the beginning and 297.8MB in the end (delta: -168.6MB). Peak memory consumption was 114.3MB. Max. memory is 16.1GB. [2024-11-13 16:28:29,041 INFO L158 Benchmark]: CDTParser took 0.98ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:28:29,041 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.38ms. Allocated memory is still 167.8MB. Free memory was 128.9MB in the beginning and 115.0MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:28:29,041 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.69ms. Allocated memory is still 167.8MB. Free memory was 115.0MB in the beginning and 111.1MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:28:29,042 INFO L158 Benchmark]: Boogie Preprocessor took 75.66ms. Allocated memory is still 167.8MB. Free memory was 111.1MB in the beginning and 107.9MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:28:29,042 INFO L158 Benchmark]: RCFGBuilder took 2439.14ms. Allocated memory is still 167.8MB. Free memory was 107.9MB in the beginning and 101.7MB in the end (delta: 6.2MB). Peak memory consumption was 87.6MB. Max. memory is 16.1GB. [2024-11-13 16:28:29,042 INFO L158 Benchmark]: TraceAbstraction took 11664.16ms. Allocated memory was 167.8MB in the beginning and 453.0MB in the end (delta: 285.2MB). Free memory was 101.7MB in the beginning and 302.1MB in the end (delta: -200.4MB). Peak memory consumption was 245.5MB. Max. memory is 16.1GB. [2024-11-13 16:28:29,043 INFO L158 Benchmark]: Witness Printer took 146.19ms. Allocated memory is still 453.0MB. Free memory was 302.1MB in the beginning and 297.8MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:28:29,045 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.38ms. Allocated memory is still 167.8MB. Free memory was 128.9MB in the beginning and 115.0MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.69ms. Allocated memory is still 167.8MB. Free memory was 115.0MB in the beginning and 111.1MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.66ms. Allocated memory is still 167.8MB. Free memory was 111.1MB in the beginning and 107.9MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 2439.14ms. Allocated memory is still 167.8MB. Free memory was 107.9MB in the beginning and 101.7MB in the end (delta: 6.2MB). Peak memory consumption was 87.6MB. Max. memory is 16.1GB. * TraceAbstraction took 11664.16ms. Allocated memory was 167.8MB in the beginning and 453.0MB in the end (delta: 285.2MB). Free memory was 101.7MB in the beginning and 302.1MB in the end (delta: -200.4MB). Peak memory consumption was 245.5MB. Max. memory is 16.1GB. * Witness Printer took 146.19ms. Allocated memory is still 453.0MB. Free memory was 302.1MB in the beginning and 297.8MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 51]: 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: 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: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: 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: 83]: 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: 83]: 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: 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: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 123]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 161]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 161]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 161]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 149]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 557 locations, 159 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: 11.4s, OverallIterations: 24, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 495 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 221 mSDsluCounter, 77 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 77 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1095 IncrementalHoareTripleChecker+Invalid, 1172 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 77 mSolverCounterUnsat, 77 mSDtfsCounter, 1095 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=898occurred in iteration=0, InterpolantAutomatonStates: 75, 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: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 3487 NumberOfCodeBlocks, 3487 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 3463 ConstructedInterpolants, 0 QuantifiedInterpolants, 3624 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 24 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 90 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-13 16:28:29,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad736bf1-ac25-4c75-bb22-8f286f7c84c8/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE