./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/unroll-cond-5.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/unroll-cond-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/bin/uautomizer-verify-aQ6SnzHsRB --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 052a68c73a5d1c6e7122fc0c660c02483f37277d0239d876d93b351fcdd64a16 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:28:58,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:28:58,976 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-27 20:28:58,984 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:28:58,984 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:28:59,014 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:28:59,015 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:28:59,015 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:28:59,016 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:28:59,016 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:28:59,016 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:28:59,016 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:28:59,016 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:28:59,016 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:28:59,017 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:28:59,017 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:28:59,017 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:28:59,017 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:28:59,017 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:28:59,017 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:28:59,017 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:28:59,017 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:28:59,017 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-27 20:28:59,018 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-27 20:28:59,018 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:28:59,020 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:28:59,020 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:28:59,020 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:28:59,021 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:28:59,021 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:28:59,022 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:28:59,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:28:59,022 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:28:59,022 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:28:59,022 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:28:59,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:28:59,023 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:28:59,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:28:59,023 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:28:59,023 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:28:59,023 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 20:28:59,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 20:28:59,023 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:28:59,023 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:28:59,024 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:28:59,024 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:28:59,024 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_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 052a68c73a5d1c6e7122fc0c660c02483f37277d0239d876d93b351fcdd64a16 [2024-11-27 20:28:59,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:28:59,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:28:59,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:28:59,433 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:28:59,434 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:28:59,437 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/weaver/unroll-cond-5.wvr.c [2024-11-27 20:29:02,627 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/bin/uautomizer-verify-aQ6SnzHsRB/data/cd5797f97/c7206c8343f94a548822610c6bbef63e/FLAG2d172e652 [2024-11-27 20:29:02,948 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:29:02,949 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/sv-benchmarks/c/weaver/unroll-cond-5.wvr.c [2024-11-27 20:29:02,956 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/bin/uautomizer-verify-aQ6SnzHsRB/data/cd5797f97/c7206c8343f94a548822610c6bbef63e/FLAG2d172e652 [2024-11-27 20:29:03,219 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/bin/uautomizer-verify-aQ6SnzHsRB/data/cd5797f97/c7206c8343f94a548822610c6bbef63e [2024-11-27 20:29:03,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:29:03,224 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:29:03,225 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:29:03,225 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:29:03,231 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:29:03,232 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46dab861 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03, skipping insertion in model container [2024-11-27 20:29:03,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,258 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:29:03,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:29:03,578 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:29:03,658 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:29:03,676 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:29:03,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03 WrapperNode [2024-11-27 20:29:03,677 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:29:03,678 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:29:03,679 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:29:03,679 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:29:03,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,703 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,776 INFO L138 Inliner]: procedures = 23, calls = 36, calls flagged for inlining = 18, calls inlined = 18, statements flattened = 465 [2024-11-27 20:29:03,777 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:29:03,777 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:29:03,777 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:29:03,777 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:29:03,789 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,799 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,799 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,843 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,845 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,858 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,860 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,866 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,873 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:29:03,877 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:29:03,877 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:29:03,877 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:29:03,879 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:29:03,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:29:03,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:29:03,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:29:03,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:29:03,975 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-27 20:29:03,976 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-27 20:29:03,976 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-27 20:29:03,976 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-27 20:29:03,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-27 20:29:03,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-27 20:29:03,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-27 20:29:03,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:29:03,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:29:03,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-27 20:29:03,979 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-27 20:29:04,126 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:29:04,129 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:29:05,228 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-27 20:29:05,228 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:29:05,254 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:29:05,254 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-27 20:29:05,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:29:05 BoogieIcfgContainer [2024-11-27 20:29:05,255 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:29:05,257 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:29:05,257 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:29:05,262 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:29:05,262 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:29:03" (1/3) ... [2024-11-27 20:29:05,263 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55961964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:29:05, skipping insertion in model container [2024-11-27 20:29:05,263 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (2/3) ... [2024-11-27 20:29:05,263 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55961964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:29:05, skipping insertion in model container [2024-11-27 20:29:05,263 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:29:05" (3/3) ... [2024-11-27 20:29:05,265 INFO L128 eAbstractionObserver]: Analyzing ICFG unroll-cond-5.wvr.c [2024-11-27 20:29:05,280 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:29:05,282 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG unroll-cond-5.wvr.c that has 3 procedures, 595 locations, 1 initial locations, 3 loop locations, and 84 error locations. [2024-11-27 20:29:05,283 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-27 20:29:05,579 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-27 20:29:05,657 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 601 places, 628 transitions, 1270 flow [2024-11-27 20:29:06,070 INFO L124 PetriNetUnfolderBase]: 34/626 cut-off events. [2024-11-27 20:29:06,075 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-27 20:29:06,092 INFO L83 FinitePrefix]: Finished finitePrefix Result has 635 conditions, 626 events. 34/626 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1829 event pairs, 0 based on Foata normal form. 0/508 useless extension candidates. Maximal degree in co-relation 500. Up to 2 conditions per place. [2024-11-27 20:29:06,092 INFO L82 GeneralOperation]: Start removeDead. Operand has 601 places, 628 transitions, 1270 flow [2024-11-27 20:29:06,113 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 583 places, 609 transitions, 1230 flow [2024-11-27 20:29:06,126 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:29:06,145 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;@645e2455, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:29:06,145 INFO L334 AbstractCegarLoop]: Starting to check reachability of 162 error locations. [2024-11-27 20:29:06,155 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-27 20:29:06,156 INFO L124 PetriNetUnfolderBase]: 0/19 cut-off events. [2024-11-27 20:29:06,156 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-27 20:29:06,157 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:06,157 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:29:06,158 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:06,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:06,165 INFO L85 PathProgramCache]: Analyzing trace with hash 851942696, now seen corresponding path program 1 times [2024-11-27 20:29:06,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:06,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863922650] [2024-11-27 20:29:06,174 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:06,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:06,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:06,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:06,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:06,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863922650] [2024-11-27 20:29:06,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863922650] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:06,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:06,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:06,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452453685] [2024-11-27 20:29:06,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:06,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:06,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:06,440 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:06,440 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:06,517 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 593 out of 628 [2024-11-27 20:29:06,523 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 583 places, 609 transitions, 1230 flow. Second operand has 3 states, 3 states have (on average 594.3333333333334) internal successors, (1783), 3 states have internal predecessors, (1783), 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) [2024-11-27 20:29:06,524 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:06,524 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 593 of 628 [2024-11-27 20:29:06,526 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:06,829 INFO L124 PetriNetUnfolderBase]: 40/920 cut-off events. [2024-11-27 20:29:06,829 INFO L125 PetriNetUnfolderBase]: For 22/22 co-relation queries the response was YES. [2024-11-27 20:29:06,842 INFO L83 FinitePrefix]: Finished finitePrefix Result has 980 conditions, 920 events. 40/920 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 4452 event pairs, 11 based on Foata normal form. 20/761 useless extension candidates. Maximal degree in co-relation 833. Up to 42 conditions per place. [2024-11-27 20:29:06,850 INFO L140 encePairwiseOnDemand]: 609/628 looper letters, 13 selfloop transitions, 2 changer transitions 3/592 dead transitions. [2024-11-27 20:29:06,850 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 584 places, 592 transitions, 1226 flow [2024-11-27 20:29:06,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:06,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:06,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1811 transitions. [2024-11-27 20:29:06,885 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9612526539278131 [2024-11-27 20:29:06,887 INFO L175 Difference]: Start difference. First operand has 583 places, 609 transitions, 1230 flow. Second operand 3 states and 1811 transitions. [2024-11-27 20:29:06,888 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 584 places, 592 transitions, 1226 flow [2024-11-27 20:29:06,906 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 580 places, 592 transitions, 1218 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-27 20:29:06,922 INFO L231 Difference]: Finished difference. Result has 580 places, 589 transitions, 1186 flow [2024-11-27 20:29:06,927 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1188, PETRI_DIFFERENCE_MINUEND_PLACES=578, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=592, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=590, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1186, PETRI_PLACES=580, PETRI_TRANSITIONS=589} [2024-11-27 20:29:06,932 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -3 predicate places. [2024-11-27 20:29:06,932 INFO L471 AbstractCegarLoop]: Abstraction has has 580 places, 589 transitions, 1186 flow [2024-11-27 20:29:06,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 594.3333333333334) internal successors, (1783), 3 states have internal predecessors, (1783), 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) [2024-11-27 20:29:06,936 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:06,936 INFO L206 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] [2024-11-27 20:29:06,937 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-27 20:29:06,937 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:06,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:06,939 INFO L85 PathProgramCache]: Analyzing trace with hash -118487226, now seen corresponding path program 1 times [2024-11-27 20:29:06,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:06,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546524576] [2024-11-27 20:29:06,940 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:06,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:07,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:07,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:07,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546524576] [2024-11-27 20:29:07,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546524576] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:07,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:07,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:07,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759084134] [2024-11-27 20:29:07,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:07,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:07,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:07,037 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:07,037 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:07,163 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 587 out of 628 [2024-11-27 20:29:07,166 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 580 places, 589 transitions, 1186 flow. Second operand has 3 states, 3 states have (on average 588.3333333333334) internal successors, (1765), 3 states have internal predecessors, (1765), 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) [2024-11-27 20:29:07,168 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:07,169 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 587 of 628 [2024-11-27 20:29:07,169 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:07,487 INFO L124 PetriNetUnfolderBase]: 50/1044 cut-off events. [2024-11-27 20:29:07,488 INFO L125 PetriNetUnfolderBase]: For 11/12 co-relation queries the response was YES. [2024-11-27 20:29:07,499 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1111 conditions, 1044 events. 50/1044 cut-off events. For 11/12 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4906 event pairs, 19 based on Foata normal form. 0/835 useless extension candidates. Maximal degree in co-relation 1083. Up to 58 conditions per place. [2024-11-27 20:29:07,508 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 19 selfloop transitions, 2 changer transitions 0/588 dead transitions. [2024-11-27 20:29:07,508 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 578 places, 588 transitions, 1226 flow [2024-11-27 20:29:07,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:07,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:07,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1783 transitions. [2024-11-27 20:29:07,517 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9463906581740976 [2024-11-27 20:29:07,518 INFO L175 Difference]: Start difference. First operand has 580 places, 589 transitions, 1186 flow. Second operand 3 states and 1783 transitions. [2024-11-27 20:29:07,518 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 578 places, 588 transitions, 1226 flow [2024-11-27 20:29:07,525 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 576 places, 588 transitions, 1222 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-27 20:29:07,535 INFO L231 Difference]: Finished difference. Result has 576 places, 588 transitions, 1184 flow [2024-11-27 20:29:07,536 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1180, PETRI_DIFFERENCE_MINUEND_PLACES=574, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=588, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=586, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1184, PETRI_PLACES=576, PETRI_TRANSITIONS=588} [2024-11-27 20:29:07,537 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -7 predicate places. [2024-11-27 20:29:07,537 INFO L471 AbstractCegarLoop]: Abstraction has has 576 places, 588 transitions, 1184 flow [2024-11-27 20:29:07,539 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 588.3333333333334) internal successors, (1765), 3 states have internal predecessors, (1765), 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) [2024-11-27 20:29:07,539 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:07,539 INFO L206 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] [2024-11-27 20:29:07,539 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 20:29:07,539 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:07,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:07,541 INFO L85 PathProgramCache]: Analyzing trace with hash 1773028210, now seen corresponding path program 1 times [2024-11-27 20:29:07,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:07,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489993886] [2024-11-27 20:29:07,541 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:07,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:07,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:07,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:07,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:07,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489993886] [2024-11-27 20:29:07,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489993886] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:07,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:07,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:07,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024146797] [2024-11-27 20:29:07,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:07,641 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:07,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:07,642 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:07,642 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:07,730 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 569 out of 628 [2024-11-27 20:29:07,733 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 576 places, 588 transitions, 1184 flow. Second operand has 3 states, 3 states have (on average 570.0) internal successors, (1710), 3 states have internal predecessors, (1710), 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) [2024-11-27 20:29:07,733 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:07,733 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 569 of 628 [2024-11-27 20:29:07,733 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:08,451 INFO L124 PetriNetUnfolderBase]: 180/2417 cut-off events. [2024-11-27 20:29:08,452 INFO L125 PetriNetUnfolderBase]: For 41/42 co-relation queries the response was YES. [2024-11-27 20:29:08,467 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2624 conditions, 2417 events. 180/2417 cut-off events. For 41/42 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 15836 event pairs, 56 based on Foata normal form. 0/1938 useless extension candidates. Maximal degree in co-relation 2588. Up to 197 conditions per place. [2024-11-27 20:29:08,482 INFO L140 encePairwiseOnDemand]: 615/628 looper letters, 28 selfloop transitions, 1 changer transitions 0/576 dead transitions. [2024-11-27 20:29:08,482 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 566 places, 576 transitions, 1218 flow [2024-11-27 20:29:08,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:08,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:08,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1748 transitions. [2024-11-27 20:29:08,488 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9278131634819533 [2024-11-27 20:29:08,489 INFO L175 Difference]: Start difference. First operand has 576 places, 588 transitions, 1184 flow. Second operand 3 states and 1748 transitions. [2024-11-27 20:29:08,489 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 566 places, 576 transitions, 1218 flow [2024-11-27 20:29:08,493 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 564 places, 576 transitions, 1214 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-27 20:29:08,500 INFO L231 Difference]: Finished difference. Result has 564 places, 576 transitions, 1158 flow [2024-11-27 20:29:08,501 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1156, PETRI_DIFFERENCE_MINUEND_PLACES=562, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=576, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=575, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1158, PETRI_PLACES=564, PETRI_TRANSITIONS=576} [2024-11-27 20:29:08,503 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -19 predicate places. [2024-11-27 20:29:08,503 INFO L471 AbstractCegarLoop]: Abstraction has has 564 places, 576 transitions, 1158 flow [2024-11-27 20:29:08,505 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 570.0) internal successors, (1710), 3 states have internal predecessors, (1710), 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) [2024-11-27 20:29:08,505 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:08,505 INFO L206 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] [2024-11-27 20:29:08,506 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 20:29:08,506 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:08,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:08,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1663145686, now seen corresponding path program 1 times [2024-11-27 20:29:08,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:08,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178477181] [2024-11-27 20:29:08,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:08,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:08,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:09,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:09,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:09,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178477181] [2024-11-27 20:29:09,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178477181] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:09,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:09,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:29:09,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344320396] [2024-11-27 20:29:09,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:09,712 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 20:29:09,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:09,713 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 20:29:09,713 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-27 20:29:10,217 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 552 out of 628 [2024-11-27 20:29:10,222 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 564 places, 576 transitions, 1158 flow. Second operand has 6 states, 6 states have (on average 553.5) internal successors, (3321), 6 states have internal predecessors, (3321), 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) [2024-11-27 20:29:10,222 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:10,222 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 552 of 628 [2024-11-27 20:29:10,222 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:11,068 INFO L124 PetriNetUnfolderBase]: 368/3208 cut-off events. [2024-11-27 20:29:11,069 INFO L125 PetriNetUnfolderBase]: For 76/77 co-relation queries the response was YES. [2024-11-27 20:29:11,081 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3738 conditions, 3208 events. 368/3208 cut-off events. For 76/77 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 22898 event pairs, 184 based on Foata normal form. 0/2592 useless extension candidates. Maximal degree in co-relation 3703. Up to 516 conditions per place. [2024-11-27 20:29:11,098 INFO L140 encePairwiseOnDemand]: 622/628 looper letters, 52 selfloop transitions, 5 changer transitions 0/575 dead transitions. [2024-11-27 20:29:11,098 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 568 places, 575 transitions, 1270 flow [2024-11-27 20:29:11,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-27 20:29:11,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-27 20:29:11,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3370 transitions. [2024-11-27 20:29:11,107 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8943736730360934 [2024-11-27 20:29:11,108 INFO L175 Difference]: Start difference. First operand has 564 places, 576 transitions, 1158 flow. Second operand 6 states and 3370 transitions. [2024-11-27 20:29:11,108 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 568 places, 575 transitions, 1270 flow [2024-11-27 20:29:11,114 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 567 places, 575 transitions, 1269 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-27 20:29:11,121 INFO L231 Difference]: Finished difference. Result has 567 places, 575 transitions, 1165 flow [2024-11-27 20:29:11,121 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1155, PETRI_DIFFERENCE_MINUEND_PLACES=562, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=575, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=570, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1165, PETRI_PLACES=567, PETRI_TRANSITIONS=575} [2024-11-27 20:29:11,122 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -16 predicate places. [2024-11-27 20:29:11,122 INFO L471 AbstractCegarLoop]: Abstraction has has 567 places, 575 transitions, 1165 flow [2024-11-27 20:29:11,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 553.5) internal successors, (3321), 6 states have internal predecessors, (3321), 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) [2024-11-27 20:29:11,127 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:11,127 INFO L206 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] [2024-11-27 20:29:11,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-27 20:29:11,128 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:11,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:11,128 INFO L85 PathProgramCache]: Analyzing trace with hash 903659991, now seen corresponding path program 1 times [2024-11-27 20:29:11,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:11,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233990232] [2024-11-27 20:29:11,129 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:11,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:11,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:11,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:11,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:11,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233990232] [2024-11-27 20:29:11,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233990232] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:11,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:11,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:11,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904606507] [2024-11-27 20:29:11,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:11,199 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:11,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:11,201 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:11,201 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:11,278 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 628 [2024-11-27 20:29:11,281 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 567 places, 575 transitions, 1165 flow. Second operand has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2024-11-27 20:29:11,281 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:11,281 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 628 [2024-11-27 20:29:11,281 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:11,455 INFO L124 PetriNetUnfolderBase]: 50/1021 cut-off events. [2024-11-27 20:29:11,455 INFO L125 PetriNetUnfolderBase]: For 11/12 co-relation queries the response was YES. [2024-11-27 20:29:11,463 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1090 conditions, 1021 events. 50/1021 cut-off events. For 11/12 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 4718 event pairs, 19 based on Foata normal form. 0/835 useless extension candidates. Maximal degree in co-relation 1072. Up to 56 conditions per place. [2024-11-27 20:29:11,468 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 17 selfloop transitions, 2 changer transitions 0/574 dead transitions. [2024-11-27 20:29:11,469 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 568 places, 574 transitions, 1201 flow [2024-11-27 20:29:11,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:11,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:11,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1787 transitions. [2024-11-27 20:29:11,521 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9485138004246284 [2024-11-27 20:29:11,521 INFO L175 Difference]: Start difference. First operand has 567 places, 575 transitions, 1165 flow. Second operand 3 states and 1787 transitions. [2024-11-27 20:29:11,521 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 568 places, 574 transitions, 1201 flow [2024-11-27 20:29:11,525 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 563 places, 574 transitions, 1191 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-27 20:29:11,531 INFO L231 Difference]: Finished difference. Result has 563 places, 574 transitions, 1157 flow [2024-11-27 20:29:11,532 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1153, PETRI_DIFFERENCE_MINUEND_PLACES=561, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=574, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=572, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1157, PETRI_PLACES=563, PETRI_TRANSITIONS=574} [2024-11-27 20:29:11,533 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -20 predicate places. [2024-11-27 20:29:11,533 INFO L471 AbstractCegarLoop]: Abstraction has has 563 places, 574 transitions, 1157 flow [2024-11-27 20:29:11,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2024-11-27 20:29:11,534 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:11,534 INFO L206 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] [2024-11-27 20:29:11,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-27 20:29:11,534 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:11,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:11,535 INFO L85 PathProgramCache]: Analyzing trace with hash -1960623299, now seen corresponding path program 1 times [2024-11-27 20:29:11,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:11,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572429258] [2024-11-27 20:29:11,535 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:11,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:11,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:11,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:11,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:11,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572429258] [2024-11-27 20:29:11,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572429258] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:11,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:11,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:11,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980067774] [2024-11-27 20:29:11,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:11,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:11,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:11,604 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:11,604 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:11,646 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 587 out of 628 [2024-11-27 20:29:11,649 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 563 places, 574 transitions, 1157 flow. Second operand has 3 states, 3 states have (on average 588.3333333333334) internal successors, (1765), 3 states have internal predecessors, (1765), 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) [2024-11-27 20:29:11,649 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:11,649 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 587 of 628 [2024-11-27 20:29:11,649 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:11,979 INFO L124 PetriNetUnfolderBase]: 104/1939 cut-off events. [2024-11-27 20:29:11,979 INFO L125 PetriNetUnfolderBase]: For 12/12 co-relation queries the response was YES. [2024-11-27 20:29:11,986 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2046 conditions, 1939 events. 104/1939 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 12242 event pairs, 20 based on Foata normal form. 0/1591 useless extension candidates. Maximal degree in co-relation 2010. Up to 94 conditions per place. [2024-11-27 20:29:11,993 INFO L140 encePairwiseOnDemand]: 620/628 looper letters, 18 selfloop transitions, 2 changer transitions 0/571 dead transitions. [2024-11-27 20:29:11,993 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 559 places, 571 transitions, 1192 flow [2024-11-27 20:29:11,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:11,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:11,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1787 transitions. [2024-11-27 20:29:11,998 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9485138004246284 [2024-11-27 20:29:11,998 INFO L175 Difference]: Start difference. First operand has 563 places, 574 transitions, 1157 flow. Second operand 3 states and 1787 transitions. [2024-11-27 20:29:11,998 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 559 places, 571 transitions, 1192 flow [2024-11-27 20:29:12,003 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 557 places, 571 transitions, 1188 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-27 20:29:12,011 INFO L231 Difference]: Finished difference. Result has 558 places, 570 transitions, 1155 flow [2024-11-27 20:29:12,012 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1141, PETRI_DIFFERENCE_MINUEND_PLACES=555, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=568, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=566, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1155, PETRI_PLACES=558, PETRI_TRANSITIONS=570} [2024-11-27 20:29:12,014 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -25 predicate places. [2024-11-27 20:29:12,014 INFO L471 AbstractCegarLoop]: Abstraction has has 558 places, 570 transitions, 1155 flow [2024-11-27 20:29:12,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 588.3333333333334) internal successors, (1765), 3 states have internal predecessors, (1765), 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) [2024-11-27 20:29:12,016 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:12,016 INFO L206 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] [2024-11-27 20:29:12,016 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-27 20:29:12,016 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:12,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:12,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1667019170, now seen corresponding path program 1 times [2024-11-27 20:29:12,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:12,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257480174] [2024-11-27 20:29:12,020 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:12,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:12,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:12,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:12,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257480174] [2024-11-27 20:29:12,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257480174] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:12,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:12,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:12,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970418407] [2024-11-27 20:29:12,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:12,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:12,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:12,099 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:12,099 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:12,125 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 593 out of 628 [2024-11-27 20:29:12,128 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 558 places, 570 transitions, 1155 flow. Second operand has 3 states, 3 states have (on average 594.0) internal successors, (1782), 3 states have internal predecessors, (1782), 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) [2024-11-27 20:29:12,128 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:12,128 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 593 of 628 [2024-11-27 20:29:12,128 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:12,320 INFO L124 PetriNetUnfolderBase]: 44/1034 cut-off events. [2024-11-27 20:29:12,320 INFO L125 PetriNetUnfolderBase]: For 3/10 co-relation queries the response was YES. [2024-11-27 20:29:12,325 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1088 conditions, 1034 events. 44/1034 cut-off events. For 3/10 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 4665 event pairs, 1 based on Foata normal form. 1/867 useless extension candidates. Maximal degree in co-relation 1053. Up to 21 conditions per place. [2024-11-27 20:29:12,329 INFO L140 encePairwiseOnDemand]: 621/628 looper letters, 11 selfloop transitions, 3 changer transitions 0/567 dead transitions. [2024-11-27 20:29:12,329 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 556 places, 567 transitions, 1178 flow [2024-11-27 20:29:12,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:12,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:12,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1797 transitions. [2024-11-27 20:29:12,334 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9538216560509554 [2024-11-27 20:29:12,335 INFO L175 Difference]: Start difference. First operand has 558 places, 570 transitions, 1155 flow. Second operand 3 states and 1797 transitions. [2024-11-27 20:29:12,335 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 556 places, 567 transitions, 1178 flow [2024-11-27 20:29:12,339 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 556 places, 567 transitions, 1178 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-27 20:29:12,347 INFO L231 Difference]: Finished difference. Result has 556 places, 566 transitions, 1153 flow [2024-11-27 20:29:12,348 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1147, PETRI_DIFFERENCE_MINUEND_PLACES=554, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=566, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=563, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1153, PETRI_PLACES=556, PETRI_TRANSITIONS=566} [2024-11-27 20:29:12,349 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -27 predicate places. [2024-11-27 20:29:12,349 INFO L471 AbstractCegarLoop]: Abstraction has has 556 places, 566 transitions, 1153 flow [2024-11-27 20:29:12,350 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 594.0) internal successors, (1782), 3 states have internal predecessors, (1782), 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) [2024-11-27 20:29:12,350 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:12,351 INFO L206 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] [2024-11-27 20:29:12,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-27 20:29:12,351 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:12,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:12,352 INFO L85 PathProgramCache]: Analyzing trace with hash 998435237, now seen corresponding path program 1 times [2024-11-27 20:29:12,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:12,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857467872] [2024-11-27 20:29:12,352 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:12,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:12,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:12,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:12,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:12,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857467872] [2024-11-27 20:29:12,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857467872] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:12,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:12,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:12,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893355753] [2024-11-27 20:29:12,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:12,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:12,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:12,440 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:12,440 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:12,655 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 513 out of 628 [2024-11-27 20:29:12,658 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 556 places, 566 transitions, 1153 flow. Second operand has 3 states, 3 states have (on average 514.3333333333334) internal successors, (1543), 3 states have internal predecessors, (1543), 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) [2024-11-27 20:29:12,658 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:12,658 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 513 of 628 [2024-11-27 20:29:12,658 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:13,024 INFO L124 PetriNetUnfolderBase]: 105/1283 cut-off events. [2024-11-27 20:29:13,024 INFO L125 PetriNetUnfolderBase]: For 65/66 co-relation queries the response was YES. [2024-11-27 20:29:13,032 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1560 conditions, 1283 events. 105/1283 cut-off events. For 65/66 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 7055 event pairs, 9 based on Foata normal form. 1/1136 useless extension candidates. Maximal degree in co-relation 1524. Up to 217 conditions per place. [2024-11-27 20:29:13,038 INFO L140 encePairwiseOnDemand]: 581/628 looper letters, 49 selfloop transitions, 18 changer transitions 4/539 dead transitions. [2024-11-27 20:29:13,038 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 530 places, 539 transitions, 1238 flow [2024-11-27 20:29:13,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:13,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:13,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1636 transitions. [2024-11-27 20:29:13,046 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8683651804670913 [2024-11-27 20:29:13,046 INFO L175 Difference]: Start difference. First operand has 556 places, 566 transitions, 1153 flow. Second operand 3 states and 1636 transitions. [2024-11-27 20:29:13,046 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 530 places, 539 transitions, 1238 flow [2024-11-27 20:29:13,052 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 528 places, 539 transitions, 1232 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-27 20:29:13,062 INFO L231 Difference]: Finished difference. Result has 528 places, 534 transitions, 1118 flow [2024-11-27 20:29:13,063 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1091, PETRI_DIFFERENCE_MINUEND_PLACES=526, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=538, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=520, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1118, PETRI_PLACES=528, PETRI_TRANSITIONS=534} [2024-11-27 20:29:13,066 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -55 predicate places. [2024-11-27 20:29:13,066 INFO L471 AbstractCegarLoop]: Abstraction has has 528 places, 534 transitions, 1118 flow [2024-11-27 20:29:13,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 514.3333333333334) internal successors, (1543), 3 states have internal predecessors, (1543), 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) [2024-11-27 20:29:13,068 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:13,068 INFO L206 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] [2024-11-27 20:29:13,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-27 20:29:13,068 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:13,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:13,073 INFO L85 PathProgramCache]: Analyzing trace with hash 543968202, now seen corresponding path program 1 times [2024-11-27 20:29:13,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:13,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132532851] [2024-11-27 20:29:13,073 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:13,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:13,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:13,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:13,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:13,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132532851] [2024-11-27 20:29:13,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132532851] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:13,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:13,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:13,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531054462] [2024-11-27 20:29:13,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:13,167 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:13,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:13,168 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:13,168 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:13,228 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 575 out of 628 [2024-11-27 20:29:13,231 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 528 places, 534 transitions, 1118 flow. Second operand has 3 states, 3 states have (on average 576.3333333333334) internal successors, (1729), 3 states have internal predecessors, (1729), 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) [2024-11-27 20:29:13,232 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:13,232 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 575 of 628 [2024-11-27 20:29:13,232 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:13,668 INFO L124 PetriNetUnfolderBase]: 174/2498 cut-off events. [2024-11-27 20:29:13,668 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-11-27 20:29:13,679 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2813 conditions, 2498 events. 174/2498 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 16814 event pairs, 19 based on Foata normal form. 0/2225 useless extension candidates. Maximal degree in co-relation 2777. Up to 180 conditions per place. [2024-11-27 20:29:13,686 INFO L140 encePairwiseOnDemand]: 612/628 looper letters, 26 selfloop transitions, 6 changer transitions 0/532 dead transitions. [2024-11-27 20:29:13,687 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 516 places, 532 transitions, 1180 flow [2024-11-27 20:29:13,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:13,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:13,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1767 transitions. [2024-11-27 20:29:13,691 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9378980891719745 [2024-11-27 20:29:13,692 INFO L175 Difference]: Start difference. First operand has 528 places, 534 transitions, 1118 flow. Second operand 3 states and 1767 transitions. [2024-11-27 20:29:13,692 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 516 places, 532 transitions, 1180 flow [2024-11-27 20:29:13,697 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 514 places, 532 transitions, 1144 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-27 20:29:13,704 INFO L231 Difference]: Finished difference. Result has 515 places, 530 transitions, 1104 flow [2024-11-27 20:29:13,705 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1062, PETRI_DIFFERENCE_MINUEND_PLACES=512, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=524, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=518, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1104, PETRI_PLACES=515, PETRI_TRANSITIONS=530} [2024-11-27 20:29:13,706 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -68 predicate places. [2024-11-27 20:29:13,706 INFO L471 AbstractCegarLoop]: Abstraction has has 515 places, 530 transitions, 1104 flow [2024-11-27 20:29:13,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 576.3333333333334) internal successors, (1729), 3 states have internal predecessors, (1729), 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) [2024-11-27 20:29:13,708 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:13,708 INFO L206 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] [2024-11-27 20:29:13,708 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-27 20:29:13,709 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:13,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:13,710 INFO L85 PathProgramCache]: Analyzing trace with hash -1648117904, now seen corresponding path program 1 times [2024-11-27 20:29:13,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:13,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854546299] [2024-11-27 20:29:13,710 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:13,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:13,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:13,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:13,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:13,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854546299] [2024-11-27 20:29:13,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854546299] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:13,857 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:13,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 20:29:13,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692546925] [2024-11-27 20:29:13,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:13,858 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:29:13,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:13,859 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:29:13,859 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:29:13,898 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 599 out of 628 [2024-11-27 20:29:13,902 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 515 places, 530 transitions, 1104 flow. Second operand has 4 states, 4 states have (on average 600.25) internal successors, (2401), 4 states have internal predecessors, (2401), 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) [2024-11-27 20:29:13,902 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:13,902 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 599 of 628 [2024-11-27 20:29:13,902 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:14,446 INFO L124 PetriNetUnfolderBase]: 157/3092 cut-off events. [2024-11-27 20:29:14,446 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-27 20:29:14,461 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3268 conditions, 3092 events. 157/3092 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 21456 event pairs, 8 based on Foata normal form. 0/2753 useless extension candidates. Maximal degree in co-relation 3231. Up to 73 conditions per place. [2024-11-27 20:29:14,469 INFO L140 encePairwiseOnDemand]: 622/628 looper letters, 13 selfloop transitions, 6 changer transitions 0/539 dead transitions. [2024-11-27 20:29:14,470 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 519 places, 539 transitions, 1164 flow [2024-11-27 20:29:14,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:29:14,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-11-27 20:29:14,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 3015 transitions. [2024-11-27 20:29:14,476 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9601910828025477 [2024-11-27 20:29:14,477 INFO L175 Difference]: Start difference. First operand has 515 places, 530 transitions, 1104 flow. Second operand 5 states and 3015 transitions. [2024-11-27 20:29:14,477 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 519 places, 539 transitions, 1164 flow [2024-11-27 20:29:14,480 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 519 places, 539 transitions, 1164 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-27 20:29:14,485 INFO L231 Difference]: Finished difference. Result has 522 places, 534 transitions, 1142 flow [2024-11-27 20:29:14,486 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1104, PETRI_DIFFERENCE_MINUEND_PLACES=515, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=530, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=525, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1142, PETRI_PLACES=522, PETRI_TRANSITIONS=534} [2024-11-27 20:29:14,487 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -61 predicate places. [2024-11-27 20:29:14,487 INFO L471 AbstractCegarLoop]: Abstraction has has 522 places, 534 transitions, 1142 flow [2024-11-27 20:29:14,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 600.25) internal successors, (2401), 4 states have internal predecessors, (2401), 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) [2024-11-27 20:29:14,489 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:14,489 INFO L206 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] [2024-11-27 20:29:14,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-27 20:29:14,489 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:14,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:14,490 INFO L85 PathProgramCache]: Analyzing trace with hash 264080873, now seen corresponding path program 1 times [2024-11-27 20:29:14,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:14,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938893027] [2024-11-27 20:29:14,490 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:14,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:14,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:15,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:15,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:15,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938893027] [2024-11-27 20:29:15,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938893027] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:15,053 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:15,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:29:15,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242681823] [2024-11-27 20:29:15,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:15,053 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 20:29:15,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:15,054 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 20:29:15,054 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-27 20:29:15,891 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 592 out of 628 [2024-11-27 20:29:15,897 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 522 places, 534 transitions, 1142 flow. Second operand has 6 states, 6 states have (on average 593.5) internal successors, (3561), 6 states have internal predecessors, (3561), 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) [2024-11-27 20:29:15,897 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:15,897 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 592 of 628 [2024-11-27 20:29:15,897 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:16,419 INFO L124 PetriNetUnfolderBase]: 125/2383 cut-off events. [2024-11-27 20:29:16,419 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-27 20:29:16,432 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2586 conditions, 2383 events. 125/2383 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 15064 event pairs, 7 based on Foata normal form. 0/2135 useless extension candidates. Maximal degree in co-relation 2543. Up to 57 conditions per place. [2024-11-27 20:29:16,439 INFO L140 encePairwiseOnDemand]: 622/628 looper letters, 15 selfloop transitions, 6 changer transitions 0/537 dead transitions. [2024-11-27 20:29:16,439 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 526 places, 537 transitions, 1194 flow [2024-11-27 20:29:16,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-27 20:29:16,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-27 20:29:16,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3573 transitions. [2024-11-27 20:29:16,450 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9482484076433121 [2024-11-27 20:29:16,450 INFO L175 Difference]: Start difference. First operand has 522 places, 534 transitions, 1142 flow. Second operand 6 states and 3573 transitions. [2024-11-27 20:29:16,450 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 526 places, 537 transitions, 1194 flow [2024-11-27 20:29:16,455 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 526 places, 537 transitions, 1194 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-27 20:29:16,463 INFO L231 Difference]: Finished difference. Result has 526 places, 533 transitions, 1152 flow [2024-11-27 20:29:16,464 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1140, PETRI_DIFFERENCE_MINUEND_PLACES=521, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=533, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=527, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1152, PETRI_PLACES=526, PETRI_TRANSITIONS=533} [2024-11-27 20:29:16,465 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -57 predicate places. [2024-11-27 20:29:16,465 INFO L471 AbstractCegarLoop]: Abstraction has has 526 places, 533 transitions, 1152 flow [2024-11-27 20:29:16,467 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 593.5) internal successors, (3561), 6 states have internal predecessors, (3561), 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) [2024-11-27 20:29:16,467 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:16,468 INFO L206 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] [2024-11-27 20:29:16,468 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-27 20:29:16,468 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:16,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:16,469 INFO L85 PathProgramCache]: Analyzing trace with hash 459814821, now seen corresponding path program 1 times [2024-11-27 20:29:16,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:16,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168510095] [2024-11-27 20:29:16,469 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:16,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:16,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:16,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:16,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:16,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168510095] [2024-11-27 20:29:16,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168510095] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:16,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:16,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 20:29:16,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168211266] [2024-11-27 20:29:16,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:16,662 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:29:16,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:16,663 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:29:16,663 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:29:16,913 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 591 out of 628 [2024-11-27 20:29:16,917 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 526 places, 533 transitions, 1152 flow. Second operand has 4 states, 4 states have (on average 592.5) internal successors, (2370), 4 states have internal predecessors, (2370), 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) [2024-11-27 20:29:16,917 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:16,917 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 591 of 628 [2024-11-27 20:29:16,917 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:17,627 INFO L124 PetriNetUnfolderBase]: 192/3289 cut-off events. [2024-11-27 20:29:17,627 INFO L125 PetriNetUnfolderBase]: For 54/55 co-relation queries the response was YES. [2024-11-27 20:29:17,646 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3679 conditions, 3289 events. 192/3289 cut-off events. For 54/55 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 22209 event pairs, 16 based on Foata normal form. 0/2942 useless extension candidates. Maximal degree in co-relation 3636. Up to 133 conditions per place. [2024-11-27 20:29:17,654 INFO L140 encePairwiseOnDemand]: 618/628 looper letters, 20 selfloop transitions, 10 changer transitions 0/545 dead transitions. [2024-11-27 20:29:17,654 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 530 places, 545 transitions, 1239 flow [2024-11-27 20:29:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:29:17,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-11-27 20:29:17,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2986 transitions. [2024-11-27 20:29:17,663 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9509554140127389 [2024-11-27 20:29:17,663 INFO L175 Difference]: Start difference. First operand has 526 places, 533 transitions, 1152 flow. Second operand 5 states and 2986 transitions. [2024-11-27 20:29:17,663 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 530 places, 545 transitions, 1239 flow [2024-11-27 20:29:17,668 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 525 places, 545 transitions, 1227 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-27 20:29:17,674 INFO L231 Difference]: Finished difference. Result has 528 places, 541 transitions, 1210 flow [2024-11-27 20:29:17,675 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1140, PETRI_DIFFERENCE_MINUEND_PLACES=521, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=533, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=524, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1210, PETRI_PLACES=528, PETRI_TRANSITIONS=541} [2024-11-27 20:29:17,676 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -55 predicate places. [2024-11-27 20:29:17,676 INFO L471 AbstractCegarLoop]: Abstraction has has 528 places, 541 transitions, 1210 flow [2024-11-27 20:29:17,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 592.5) internal successors, (2370), 4 states have internal predecessors, (2370), 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) [2024-11-27 20:29:17,678 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:17,679 INFO L206 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] [2024-11-27 20:29:17,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-27 20:29:17,679 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting thread2Err42ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:17,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:17,680 INFO L85 PathProgramCache]: Analyzing trace with hash 371822458, now seen corresponding path program 1 times [2024-11-27 20:29:17,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:17,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552971539] [2024-11-27 20:29:17,680 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:17,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:17,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:17,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:17,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552971539] [2024-11-27 20:29:17,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552971539] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:17,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:17,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 20:29:17,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714222318] [2024-11-27 20:29:17,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:17,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:29:17,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:17,842 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:29:17,842 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:29:18,197 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 591 out of 628 [2024-11-27 20:29:18,201 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 528 places, 541 transitions, 1210 flow. Second operand has 4 states, 4 states have (on average 592.5) internal successors, (2370), 4 states have internal predecessors, (2370), 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) [2024-11-27 20:29:18,201 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:18,201 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 591 of 628 [2024-11-27 20:29:18,201 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:18,905 INFO L124 PetriNetUnfolderBase]: 189/3286 cut-off events. [2024-11-27 20:29:18,905 INFO L125 PetriNetUnfolderBase]: For 176/177 co-relation queries the response was YES. [2024-11-27 20:29:18,925 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3755 conditions, 3286 events. 189/3286 cut-off events. For 176/177 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 22135 event pairs, 16 based on Foata normal form. 0/2948 useless extension candidates. Maximal degree in co-relation 3708. Up to 133 conditions per place. [2024-11-27 20:29:18,934 INFO L140 encePairwiseOnDemand]: 618/628 looper letters, 20 selfloop transitions, 10 changer transitions 0/548 dead transitions. [2024-11-27 20:29:18,934 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 532 places, 548 transitions, 1287 flow [2024-11-27 20:29:18,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:29:18,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-11-27 20:29:18,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2986 transitions. [2024-11-27 20:29:18,941 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9509554140127389 [2024-11-27 20:29:18,941 INFO L175 Difference]: Start difference. First operand has 528 places, 541 transitions, 1210 flow. Second operand 5 states and 2986 transitions. [2024-11-27 20:29:18,941 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 532 places, 548 transitions, 1287 flow [2024-11-27 20:29:18,946 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 532 places, 548 transitions, 1287 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-27 20:29:18,952 INFO L231 Difference]: Finished difference. Result has 535 places, 544 transitions, 1260 flow [2024-11-27 20:29:18,953 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1210, PETRI_DIFFERENCE_MINUEND_PLACES=528, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=541, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=532, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1260, PETRI_PLACES=535, PETRI_TRANSITIONS=544} [2024-11-27 20:29:18,954 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -48 predicate places. [2024-11-27 20:29:18,954 INFO L471 AbstractCegarLoop]: Abstraction has has 535 places, 544 transitions, 1260 flow [2024-11-27 20:29:18,956 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 592.5) internal successors, (2370), 4 states have internal predecessors, (2370), 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) [2024-11-27 20:29:18,956 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:18,956 INFO L206 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] [2024-11-27 20:29:18,956 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-27 20:29:18,957 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting thread1Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:18,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:18,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1145768724, now seen corresponding path program 1 times [2024-11-27 20:29:18,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:18,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539976413] [2024-11-27 20:29:18,958 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:18,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:19,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:19,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:19,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539976413] [2024-11-27 20:29:19,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539976413] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:19,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:19,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:19,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321508577] [2024-11-27 20:29:19,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:19,020 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:19,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:19,021 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:19,021 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:19,063 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 597 out of 628 [2024-11-27 20:29:19,066 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 535 places, 544 transitions, 1260 flow. Second operand has 3 states, 3 states have (on average 599.3333333333334) internal successors, (1798), 3 states have internal predecessors, (1798), 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) [2024-11-27 20:29:19,066 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:19,066 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 597 of 628 [2024-11-27 20:29:19,066 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:19,650 INFO L124 PetriNetUnfolderBase]: 131/2550 cut-off events. [2024-11-27 20:29:19,650 INFO L125 PetriNetUnfolderBase]: For 157/157 co-relation queries the response was YES. [2024-11-27 20:29:19,667 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2985 conditions, 2550 events. 131/2550 cut-off events. For 157/157 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 15595 event pairs, 20 based on Foata normal form. 0/2316 useless extension candidates. Maximal degree in co-relation 2934. Up to 74 conditions per place. [2024-11-27 20:29:19,673 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 9 selfloop transitions, 2 changer transitions 0/544 dead transitions. [2024-11-27 20:29:19,673 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 536 places, 544 transitions, 1283 flow [2024-11-27 20:29:19,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:19,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:19,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1803 transitions. [2024-11-27 20:29:19,678 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9570063694267515 [2024-11-27 20:29:19,678 INFO L175 Difference]: Start difference. First operand has 535 places, 544 transitions, 1260 flow. Second operand 3 states and 1803 transitions. [2024-11-27 20:29:19,678 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 536 places, 544 transitions, 1283 flow [2024-11-27 20:29:19,684 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 536 places, 544 transitions, 1283 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-27 20:29:19,690 INFO L231 Difference]: Finished difference. Result has 536 places, 543 transitions, 1262 flow [2024-11-27 20:29:19,692 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1258, PETRI_DIFFERENCE_MINUEND_PLACES=534, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=543, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=541, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1262, PETRI_PLACES=536, PETRI_TRANSITIONS=543} [2024-11-27 20:29:19,693 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -47 predicate places. [2024-11-27 20:29:19,694 INFO L471 AbstractCegarLoop]: Abstraction has has 536 places, 543 transitions, 1262 flow [2024-11-27 20:29:19,696 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 599.3333333333334) internal successors, (1798), 3 states have internal predecessors, (1798), 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) [2024-11-27 20:29:19,696 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:19,696 INFO L206 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] [2024-11-27 20:29:19,697 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-27 20:29:19,697 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:19,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:19,698 INFO L85 PathProgramCache]: Analyzing trace with hash -744044229, now seen corresponding path program 1 times [2024-11-27 20:29:19,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:19,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627054337] [2024-11-27 20:29:19,698 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:19,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:19,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:20,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:20,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:20,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627054337] [2024-11-27 20:29:20,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627054337] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:20,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:20,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:29:20,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948850422] [2024-11-27 20:29:20,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:20,258 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 20:29:20,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:20,259 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 20:29:20,259 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-27 20:29:21,179 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 536 out of 628 [2024-11-27 20:29:21,182 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 536 places, 543 transitions, 1262 flow. Second operand has 6 states, 6 states have (on average 537.6666666666666) internal successors, (3226), 6 states have internal predecessors, (3226), 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) [2024-11-27 20:29:21,182 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:21,183 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 536 of 628 [2024-11-27 20:29:21,183 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:21,995 INFO L124 PetriNetUnfolderBase]: 287/2739 cut-off events. [2024-11-27 20:29:21,996 INFO L125 PetriNetUnfolderBase]: For 375/376 co-relation queries the response was YES. [2024-11-27 20:29:22,010 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3809 conditions, 2739 events. 287/2739 cut-off events. For 375/376 co-relation queries the response was YES. Maximal size of possible extension queue 55. Compared 17787 event pairs, 30 based on Foata normal form. 0/2536 useless extension candidates. Maximal degree in co-relation 3755. Up to 224 conditions per place. [2024-11-27 20:29:22,019 INFO L140 encePairwiseOnDemand]: 574/628 looper letters, 23 selfloop transitions, 50 changer transitions 0/538 dead transitions. [2024-11-27 20:29:22,020 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 532 places, 538 transitions, 1402 flow [2024-11-27 20:29:22,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-27 20:29:22,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-27 20:29:22,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3293 transitions. [2024-11-27 20:29:22,028 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8739384288747346 [2024-11-27 20:29:22,028 INFO L175 Difference]: Start difference. First operand has 536 places, 543 transitions, 1262 flow. Second operand 6 states and 3293 transitions. [2024-11-27 20:29:22,028 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 532 places, 538 transitions, 1402 flow [2024-11-27 20:29:22,035 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 530 places, 538 transitions, 1398 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-27 20:29:22,044 INFO L231 Difference]: Finished difference. Result has 530 places, 534 transitions, 1340 flow [2024-11-27 20:29:22,045 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1240, PETRI_DIFFERENCE_MINUEND_PLACES=525, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=534, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=50, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=484, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1340, PETRI_PLACES=530, PETRI_TRANSITIONS=534} [2024-11-27 20:29:22,045 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -53 predicate places. [2024-11-27 20:29:22,046 INFO L471 AbstractCegarLoop]: Abstraction has has 530 places, 534 transitions, 1340 flow [2024-11-27 20:29:22,048 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 537.6666666666666) internal successors, (3226), 6 states have internal predecessors, (3226), 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) [2024-11-27 20:29:22,048 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:22,048 INFO L206 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] [2024-11-27 20:29:22,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-27 20:29:22,049 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting thread2Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:22,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:22,050 INFO L85 PathProgramCache]: Analyzing trace with hash -1486456023, now seen corresponding path program 1 times [2024-11-27 20:29:22,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:22,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499953979] [2024-11-27 20:29:22,050 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:22,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:22,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:22,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:22,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:22,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499953979] [2024-11-27 20:29:22,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499953979] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:22,118 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:22,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:22,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052820353] [2024-11-27 20:29:22,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:22,119 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:22,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:22,120 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:22,120 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:22,367 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-11-27 20:29:22,370 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 530 places, 534 transitions, 1340 flow. Second operand has 3 states, 3 states have (on average 567.6666666666666) internal successors, (1703), 3 states have internal predecessors, (1703), 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) [2024-11-27 20:29:22,370 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:22,370 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-11-27 20:29:22,370 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:22,920 INFO L124 PetriNetUnfolderBase]: 249/3089 cut-off events. [2024-11-27 20:29:22,920 INFO L125 PetriNetUnfolderBase]: For 381/382 co-relation queries the response was YES. [2024-11-27 20:29:22,931 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4234 conditions, 3089 events. 249/3089 cut-off events. For 381/382 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 20781 event pairs, 116 based on Foata normal form. 0/2841 useless extension candidates. Maximal degree in co-relation 4182. Up to 420 conditions per place. [2024-11-27 20:29:22,939 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/534 dead transitions. [2024-11-27 20:29:22,939 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 531 places, 534 transitions, 1427 flow [2024-11-27 20:29:22,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:22,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:22,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-11-27 20:29:22,943 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-11-27 20:29:22,943 INFO L175 Difference]: Start difference. First operand has 530 places, 534 transitions, 1340 flow. Second operand 3 states and 1739 transitions. [2024-11-27 20:29:22,943 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 531 places, 534 transitions, 1427 flow [2024-11-27 20:29:22,949 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 526 places, 534 transitions, 1327 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-27 20:29:22,956 INFO L231 Difference]: Finished difference. Result has 526 places, 533 transitions, 1242 flow [2024-11-27 20:29:22,957 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1238, PETRI_DIFFERENCE_MINUEND_PLACES=524, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=533, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=531, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1242, PETRI_PLACES=526, PETRI_TRANSITIONS=533} [2024-11-27 20:29:22,957 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -57 predicate places. [2024-11-27 20:29:22,957 INFO L471 AbstractCegarLoop]: Abstraction has has 526 places, 533 transitions, 1242 flow [2024-11-27 20:29:22,958 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.6666666666666) internal successors, (1703), 3 states have internal predecessors, (1703), 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) [2024-11-27 20:29:22,958 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:22,958 INFO L206 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] [2024-11-27 20:29:22,959 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-27 20:29:22,959 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting thread2Err51ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:22,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:22,960 INFO L85 PathProgramCache]: Analyzing trace with hash -358116072, now seen corresponding path program 1 times [2024-11-27 20:29:22,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:22,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965806070] [2024-11-27 20:29:22,960 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:22,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:22,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:23,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:23,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:23,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965806070] [2024-11-27 20:29:23,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965806070] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:23,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:23,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:23,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009972019] [2024-11-27 20:29:23,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:23,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:23,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:23,020 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:23,020 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:23,259 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-11-27 20:29:23,260 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 526 places, 533 transitions, 1242 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 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) [2024-11-27 20:29:23,260 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:23,260 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-11-27 20:29:23,260 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:23,808 INFO L124 PetriNetUnfolderBase]: 245/2996 cut-off events. [2024-11-27 20:29:23,808 INFO L125 PetriNetUnfolderBase]: For 277/278 co-relation queries the response was YES. [2024-11-27 20:29:23,822 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3797 conditions, 2996 events. 245/2996 cut-off events. For 277/278 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 20195 event pairs, 116 based on Foata normal form. 0/2757 useless extension candidates. Maximal degree in co-relation 3745. Up to 417 conditions per place. [2024-11-27 20:29:23,831 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/533 dead transitions. [2024-11-27 20:29:23,831 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 527 places, 533 transitions, 1329 flow [2024-11-27 20:29:23,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:23,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:23,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-11-27 20:29:23,835 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-11-27 20:29:23,835 INFO L175 Difference]: Start difference. First operand has 526 places, 533 transitions, 1242 flow. Second operand 3 states and 1739 transitions. [2024-11-27 20:29:23,835 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 527 places, 533 transitions, 1329 flow [2024-11-27 20:29:23,841 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 525 places, 533 transitions, 1325 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-27 20:29:23,848 INFO L231 Difference]: Finished difference. Result has 525 places, 532 transitions, 1240 flow [2024-11-27 20:29:23,849 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1236, PETRI_DIFFERENCE_MINUEND_PLACES=523, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=532, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=530, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1240, PETRI_PLACES=525, PETRI_TRANSITIONS=532} [2024-11-27 20:29:23,849 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -58 predicate places. [2024-11-27 20:29:23,849 INFO L471 AbstractCegarLoop]: Abstraction has has 525 places, 532 transitions, 1240 flow [2024-11-27 20:29:23,850 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 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) [2024-11-27 20:29:23,850 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:23,851 INFO L206 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] [2024-11-27 20:29:23,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-27 20:29:23,851 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting thread2Err43ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:23,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:23,852 INFO L85 PathProgramCache]: Analyzing trace with hash 549087355, now seen corresponding path program 1 times [2024-11-27 20:29:23,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:23,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735086825] [2024-11-27 20:29:23,852 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:23,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:23,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:23,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:23,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:23,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735086825] [2024-11-27 20:29:23,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735086825] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:23,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:23,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:23,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852932835] [2024-11-27 20:29:23,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:23,909 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:23,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:23,910 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:23,910 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:24,122 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-11-27 20:29:24,124 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 525 places, 532 transitions, 1240 flow. Second operand has 3 states, 3 states have (on average 567.6666666666666) internal successors, (1703), 3 states have internal predecessors, (1703), 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) [2024-11-27 20:29:24,124 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:24,124 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-11-27 20:29:24,125 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:24,715 INFO L124 PetriNetUnfolderBase]: 244/2942 cut-off events. [2024-11-27 20:29:24,715 INFO L125 PetriNetUnfolderBase]: For 279/280 co-relation queries the response was YES. [2024-11-27 20:29:24,740 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3741 conditions, 2942 events. 244/2942 cut-off events. For 279/280 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 19611 event pairs, 116 based on Foata normal form. 0/2706 useless extension candidates. Maximal degree in co-relation 3689. Up to 418 conditions per place. [2024-11-27 20:29:24,747 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/532 dead transitions. [2024-11-27 20:29:24,747 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 526 places, 532 transitions, 1327 flow [2024-11-27 20:29:24,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:24,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:24,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-11-27 20:29:24,751 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-11-27 20:29:24,751 INFO L175 Difference]: Start difference. First operand has 525 places, 532 transitions, 1240 flow. Second operand 3 states and 1739 transitions. [2024-11-27 20:29:24,751 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 526 places, 532 transitions, 1327 flow [2024-11-27 20:29:24,758 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 524 places, 532 transitions, 1323 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-27 20:29:24,764 INFO L231 Difference]: Finished difference. Result has 524 places, 531 transitions, 1238 flow [2024-11-27 20:29:24,765 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1234, PETRI_DIFFERENCE_MINUEND_PLACES=522, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=531, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=529, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1238, PETRI_PLACES=524, PETRI_TRANSITIONS=531} [2024-11-27 20:29:24,766 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -59 predicate places. [2024-11-27 20:29:24,766 INFO L471 AbstractCegarLoop]: Abstraction has has 524 places, 531 transitions, 1238 flow [2024-11-27 20:29:24,766 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.6666666666666) internal successors, (1703), 3 states have internal predecessors, (1703), 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) [2024-11-27 20:29:24,767 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:24,767 INFO L206 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] [2024-11-27 20:29:24,767 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-27 20:29:24,767 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thread2Err59ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:24,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:24,768 INFO L85 PathProgramCache]: Analyzing trace with hash 680144282, now seen corresponding path program 1 times [2024-11-27 20:29:24,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:24,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272169636] [2024-11-27 20:29:24,769 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:24,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:24,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:24,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:24,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:24,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272169636] [2024-11-27 20:29:24,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272169636] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:24,835 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:24,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:24,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226059031] [2024-11-27 20:29:24,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:24,837 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:24,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:24,838 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:24,838 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:25,082 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-11-27 20:29:25,084 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 524 places, 531 transitions, 1238 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 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) [2024-11-27 20:29:25,085 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:25,085 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-11-27 20:29:25,085 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:25,581 INFO L124 PetriNetUnfolderBase]: 240/2875 cut-off events. [2024-11-27 20:29:25,581 INFO L125 PetriNetUnfolderBase]: For 278/279 co-relation queries the response was YES. [2024-11-27 20:29:25,594 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3667 conditions, 2875 events. 240/2875 cut-off events. For 278/279 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 19052 event pairs, 116 based on Foata normal form. 0/2645 useless extension candidates. Maximal degree in co-relation 3615. Up to 416 conditions per place. [2024-11-27 20:29:25,598 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/531 dead transitions. [2024-11-27 20:29:25,598 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 525 places, 531 transitions, 1325 flow [2024-11-27 20:29:25,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:25,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:25,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-11-27 20:29:25,601 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-11-27 20:29:25,601 INFO L175 Difference]: Start difference. First operand has 524 places, 531 transitions, 1238 flow. Second operand 3 states and 1739 transitions. [2024-11-27 20:29:25,601 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 525 places, 531 transitions, 1325 flow [2024-11-27 20:29:25,605 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 523 places, 531 transitions, 1321 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-27 20:29:25,611 INFO L231 Difference]: Finished difference. Result has 523 places, 530 transitions, 1236 flow [2024-11-27 20:29:25,612 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1232, PETRI_DIFFERENCE_MINUEND_PLACES=521, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=530, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=528, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1236, PETRI_PLACES=523, PETRI_TRANSITIONS=530} [2024-11-27 20:29:25,613 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -60 predicate places. [2024-11-27 20:29:25,613 INFO L471 AbstractCegarLoop]: Abstraction has has 523 places, 530 transitions, 1236 flow [2024-11-27 20:29:25,614 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 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) [2024-11-27 20:29:25,614 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:25,614 INFO L206 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] [2024-11-27 20:29:25,614 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-27 20:29:25,614 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting thread2Err67ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:25,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:25,615 INFO L85 PathProgramCache]: Analyzing trace with hash -860098648, now seen corresponding path program 1 times [2024-11-27 20:29:25,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:25,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732548001] [2024-11-27 20:29:25,616 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:25,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:25,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:25,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:25,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:25,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732548001] [2024-11-27 20:29:25,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732548001] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:25,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:25,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:25,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904990276] [2024-11-27 20:29:25,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:25,688 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:25,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:25,689 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:25,689 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:25,903 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-11-27 20:29:25,904 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 523 places, 530 transitions, 1236 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 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) [2024-11-27 20:29:25,905 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:25,905 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-11-27 20:29:25,905 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:26,600 INFO L124 PetriNetUnfolderBase]: 239/2866 cut-off events. [2024-11-27 20:29:26,600 INFO L125 PetriNetUnfolderBase]: For 277/278 co-relation queries the response was YES. [2024-11-27 20:29:26,625 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3656 conditions, 2866 events. 239/2866 cut-off events. For 277/278 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 18915 event pairs, 116 based on Foata normal form. 0/2641 useless extension candidates. Maximal degree in co-relation 3604. Up to 415 conditions per place. [2024-11-27 20:29:26,631 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 40 selfloop transitions, 2 changer transitions 1/530 dead transitions. [2024-11-27 20:29:26,632 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 524 places, 530 transitions, 1323 flow [2024-11-27 20:29:26,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:26,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:26,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-11-27 20:29:26,635 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-11-27 20:29:26,635 INFO L175 Difference]: Start difference. First operand has 523 places, 530 transitions, 1236 flow. Second operand 3 states and 1739 transitions. [2024-11-27 20:29:26,636 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 524 places, 530 transitions, 1323 flow [2024-11-27 20:29:26,642 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 522 places, 530 transitions, 1319 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-27 20:29:26,647 INFO L231 Difference]: Finished difference. Result has 522 places, 529 transitions, 1234 flow [2024-11-27 20:29:26,648 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1230, PETRI_DIFFERENCE_MINUEND_PLACES=520, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=529, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=527, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1234, PETRI_PLACES=522, PETRI_TRANSITIONS=529} [2024-11-27 20:29:26,649 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -61 predicate places. [2024-11-27 20:29:26,649 INFO L471 AbstractCegarLoop]: Abstraction has has 522 places, 529 transitions, 1234 flow [2024-11-27 20:29:26,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 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) [2024-11-27 20:29:26,651 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:26,651 INFO L206 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] [2024-11-27 20:29:26,651 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-27 20:29:26,651 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting thread2Err14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:26,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:26,652 INFO L85 PathProgramCache]: Analyzing trace with hash -1355244617, now seen corresponding path program 1 times [2024-11-27 20:29:26,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:26,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120170320] [2024-11-27 20:29:26,653 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:26,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:26,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:26,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:26,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120170320] [2024-11-27 20:29:26,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120170320] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:26,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:26,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:26,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297276262] [2024-11-27 20:29:26,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:26,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:26,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:26,724 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:26,724 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:26,916 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-11-27 20:29:26,918 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 522 places, 529 transitions, 1234 flow. Second operand has 3 states, 3 states have (on average 568.6666666666666) internal successors, (1706), 3 states have internal predecessors, (1706), 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) [2024-11-27 20:29:26,918 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:26,918 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-11-27 20:29:26,918 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:27,491 INFO L124 PetriNetUnfolderBase]: 248/3035 cut-off events. [2024-11-27 20:29:27,491 INFO L125 PetriNetUnfolderBase]: For 279/280 co-relation queries the response was YES. [2024-11-27 20:29:27,500 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3845 conditions, 3035 events. 248/3035 cut-off events. For 279/280 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 20179 event pairs, 116 based on Foata normal form. 0/2809 useless extension candidates. Maximal degree in co-relation 3793. Up to 420 conditions per place. [2024-11-27 20:29:27,503 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/529 dead transitions. [2024-11-27 20:29:27,503 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 523 places, 529 transitions, 1321 flow [2024-11-27 20:29:27,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:27,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:27,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-11-27 20:29:27,507 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-11-27 20:29:27,507 INFO L175 Difference]: Start difference. First operand has 522 places, 529 transitions, 1234 flow. Second operand 3 states and 1739 transitions. [2024-11-27 20:29:27,507 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 523 places, 529 transitions, 1321 flow [2024-11-27 20:29:27,511 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 521 places, 529 transitions, 1317 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-27 20:29:27,517 INFO L231 Difference]: Finished difference. Result has 521 places, 528 transitions, 1232 flow [2024-11-27 20:29:27,517 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1228, PETRI_DIFFERENCE_MINUEND_PLACES=519, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=528, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=526, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1232, PETRI_PLACES=521, PETRI_TRANSITIONS=528} [2024-11-27 20:29:27,518 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -62 predicate places. [2024-11-27 20:29:27,518 INFO L471 AbstractCegarLoop]: Abstraction has has 521 places, 528 transitions, 1232 flow [2024-11-27 20:29:27,519 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 568.6666666666666) internal successors, (1706), 3 states have internal predecessors, (1706), 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) [2024-11-27 20:29:27,519 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:27,519 INFO L206 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] [2024-11-27 20:29:27,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-27 20:29:27,519 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread2Err21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:27,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:27,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1479037038, now seen corresponding path program 1 times [2024-11-27 20:29:27,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:27,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60294882] [2024-11-27 20:29:27,521 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:27,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:27,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:27,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:27,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:27,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60294882] [2024-11-27 20:29:27,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60294882] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:27,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:27,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:27,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488620339] [2024-11-27 20:29:27,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:27,597 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:27,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:27,598 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:27,598 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:27,818 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-11-27 20:29:27,819 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 521 places, 528 transitions, 1232 flow. Second operand has 3 states, 3 states have (on average 569.6666666666666) internal successors, (1709), 3 states have internal predecessors, (1709), 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) [2024-11-27 20:29:27,820 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:27,820 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-11-27 20:29:27,820 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:28,314 INFO L124 PetriNetUnfolderBase]: 247/2996 cut-off events. [2024-11-27 20:29:28,315 INFO L125 PetriNetUnfolderBase]: For 279/280 co-relation queries the response was YES. [2024-11-27 20:29:28,328 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3807 conditions, 2996 events. 247/2996 cut-off events. For 279/280 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 19742 event pairs, 116 based on Foata normal form. 0/2776 useless extension candidates. Maximal degree in co-relation 3755. Up to 420 conditions per place. [2024-11-27 20:29:28,335 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/528 dead transitions. [2024-11-27 20:29:28,335 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 522 places, 528 transitions, 1319 flow [2024-11-27 20:29:28,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:28,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:28,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-11-27 20:29:28,338 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-11-27 20:29:28,338 INFO L175 Difference]: Start difference. First operand has 521 places, 528 transitions, 1232 flow. Second operand 3 states and 1739 transitions. [2024-11-27 20:29:28,338 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 522 places, 528 transitions, 1319 flow [2024-11-27 20:29:28,342 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 520 places, 528 transitions, 1315 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-27 20:29:28,345 INFO L231 Difference]: Finished difference. Result has 520 places, 527 transitions, 1230 flow [2024-11-27 20:29:28,345 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1226, PETRI_DIFFERENCE_MINUEND_PLACES=518, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=527, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=525, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1230, PETRI_PLACES=520, PETRI_TRANSITIONS=527} [2024-11-27 20:29:28,346 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -63 predicate places. [2024-11-27 20:29:28,346 INFO L471 AbstractCegarLoop]: Abstraction has has 520 places, 527 transitions, 1230 flow [2024-11-27 20:29:28,346 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 569.6666666666666) internal successors, (1709), 3 states have internal predecessors, (1709), 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) [2024-11-27 20:29:28,346 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:28,347 INFO L206 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] [2024-11-27 20:29:28,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-27 20:29:28,347 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting thread2Err28ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:28,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:28,348 INFO L85 PathProgramCache]: Analyzing trace with hash 862541637, now seen corresponding path program 1 times [2024-11-27 20:29:28,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:28,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487087251] [2024-11-27 20:29:28,349 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:28,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:28,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:28,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:28,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487087251] [2024-11-27 20:29:28,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487087251] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:28,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:28,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:28,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773291546] [2024-11-27 20:29:28,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:28,433 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:28,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:28,434 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:28,434 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:28,628 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-11-27 20:29:28,630 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 520 places, 527 transitions, 1230 flow. Second operand has 3 states, 3 states have (on average 570.6666666666666) internal successors, (1712), 3 states have internal predecessors, (1712), 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) [2024-11-27 20:29:28,630 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:28,630 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-11-27 20:29:28,630 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:29,094 INFO L124 PetriNetUnfolderBase]: 246/2957 cut-off events. [2024-11-27 20:29:29,095 INFO L125 PetriNetUnfolderBase]: For 279/280 co-relation queries the response was YES. [2024-11-27 20:29:29,108 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3768 conditions, 2957 events. 246/2957 cut-off events. For 279/280 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 19480 event pairs, 116 based on Foata normal form. 0/2743 useless extension candidates. Maximal degree in co-relation 3716. Up to 420 conditions per place. [2024-11-27 20:29:29,113 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/527 dead transitions. [2024-11-27 20:29:29,113 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 521 places, 527 transitions, 1317 flow [2024-11-27 20:29:29,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:29,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:29,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-11-27 20:29:29,117 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-11-27 20:29:29,117 INFO L175 Difference]: Start difference. First operand has 520 places, 527 transitions, 1230 flow. Second operand 3 states and 1739 transitions. [2024-11-27 20:29:29,117 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 521 places, 527 transitions, 1317 flow [2024-11-27 20:29:29,121 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 519 places, 527 transitions, 1313 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-27 20:29:29,126 INFO L231 Difference]: Finished difference. Result has 519 places, 526 transitions, 1228 flow [2024-11-27 20:29:29,127 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1224, PETRI_DIFFERENCE_MINUEND_PLACES=517, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=526, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=524, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1228, PETRI_PLACES=519, PETRI_TRANSITIONS=526} [2024-11-27 20:29:29,128 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -64 predicate places. [2024-11-27 20:29:29,128 INFO L471 AbstractCegarLoop]: Abstraction has has 519 places, 526 transitions, 1228 flow [2024-11-27 20:29:29,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 570.6666666666666) internal successors, (1712), 3 states have internal predecessors, (1712), 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) [2024-11-27 20:29:29,129 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:29,129 INFO L206 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, 1, 1] [2024-11-27 20:29:29,129 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-27 20:29:29,129 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting thread2Err35ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-11-27 20:29:29,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:29,131 INFO L85 PathProgramCache]: Analyzing trace with hash 1249458236, now seen corresponding path program 1 times [2024-11-27 20:29:29,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:29,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580455056] [2024-11-27 20:29:29,131 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:29,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:29,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:29,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:29,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:29,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580455056] [2024-11-27 20:29:29,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580455056] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:29,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:29,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:29,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471927083] [2024-11-27 20:29:29,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:29,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:29,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:29,217 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:29,217 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:29,406 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-11-27 20:29:29,408 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 519 places, 526 transitions, 1228 flow. Second operand has 3 states, 3 states have (on average 571.6666666666666) internal successors, (1715), 3 states have internal predecessors, (1715), 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) [2024-11-27 20:29:29,408 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:29,408 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-11-27 20:29:29,409 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:29,840 INFO L124 PetriNetUnfolderBase]: 245/2918 cut-off events. [2024-11-27 20:29:29,840 INFO L125 PetriNetUnfolderBase]: For 279/280 co-relation queries the response was YES. [2024-11-27 20:29:29,848 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3729 conditions, 2918 events. 245/2918 cut-off events. For 279/280 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 19138 event pairs, 116 based on Foata normal form. 0/2710 useless extension candidates. Maximal degree in co-relation 3677. Up to 420 conditions per place. [2024-11-27 20:29:29,849 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 0 selfloop transitions, 0 changer transitions 526/526 dead transitions. [2024-11-27 20:29:29,849 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 520 places, 526 transitions, 1315 flow [2024-11-27 20:29:29,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:29,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:29,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-11-27 20:29:29,852 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-11-27 20:29:29,852 INFO L175 Difference]: Start difference. First operand has 519 places, 526 transitions, 1228 flow. Second operand 3 states and 1739 transitions. [2024-11-27 20:29:29,852 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 520 places, 526 transitions, 1315 flow [2024-11-27 20:29:29,855 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 518 places, 526 transitions, 1311 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-27 20:29:29,857 INFO L231 Difference]: Finished difference. Result has 518 places, 0 transitions, 0 flow [2024-11-27 20:29:29,857 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1222, PETRI_DIFFERENCE_MINUEND_PLACES=516, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=525, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=525, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=518, PETRI_TRANSITIONS=0} [2024-11-27 20:29:29,858 INFO L279 CegarLoopForPetriNet]: 583 programPoint places, -65 predicate places. [2024-11-27 20:29:29,858 INFO L471 AbstractCegarLoop]: Abstraction has has 518 places, 0 transitions, 0 flow [2024-11-27 20:29:29,858 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 571.6666666666666) internal successors, (1715), 3 states have internal predecessors, (1715), 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) [2024-11-27 20:29:29,862 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (161 of 162 remaining) [2024-11-27 20:29:29,862 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (160 of 162 remaining) [2024-11-27 20:29:29,862 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (159 of 162 remaining) [2024-11-27 20:29:29,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (158 of 162 remaining) [2024-11-27 20:29:29,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (157 of 162 remaining) [2024-11-27 20:29:29,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (156 of 162 remaining) [2024-11-27 20:29:29,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (155 of 162 remaining) [2024-11-27 20:29:29,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (154 of 162 remaining) [2024-11-27 20:29:29,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (153 of 162 remaining) [2024-11-27 20:29:29,865 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (152 of 162 remaining) [2024-11-27 20:29:29,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (151 of 162 remaining) [2024-11-27 20:29:29,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (150 of 162 remaining) [2024-11-27 20:29:29,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err44ASSERT_VIOLATIONDATA_RACE (149 of 162 remaining) [2024-11-27 20:29:29,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err45ASSERT_VIOLATIONDATA_RACE (148 of 162 remaining) [2024-11-27 20:29:29,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err52ASSERT_VIOLATIONDATA_RACE (147 of 162 remaining) [2024-11-27 20:29:29,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (146 of 162 remaining) [2024-11-27 20:29:29,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err38ASSERT_VIOLATIONDATA_RACE (145 of 162 remaining) [2024-11-27 20:29:29,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (144 of 162 remaining) [2024-11-27 20:29:29,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err39ASSERT_VIOLATIONDATA_RACE (143 of 162 remaining) [2024-11-27 20:29:29,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err53ASSERT_VIOLATIONDATA_RACE (142 of 162 remaining) [2024-11-27 20:29:29,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err60ASSERT_VIOLATIONDATA_RACE (141 of 162 remaining) [2024-11-27 20:29:29,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err46ASSERT_VIOLATIONDATA_RACE (140 of 162 remaining) [2024-11-27 20:29:29,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err47ASSERT_VIOLATIONDATA_RACE (139 of 162 remaining) [2024-11-27 20:29:29,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err61ASSERT_VIOLATIONDATA_RACE (138 of 162 remaining) [2024-11-27 20:29:29,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err54ASSERT_VIOLATIONDATA_RACE (137 of 162 remaining) [2024-11-27 20:29:29,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (136 of 162 remaining) [2024-11-27 20:29:29,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err40ASSERT_VIOLATIONDATA_RACE (135 of 162 remaining) [2024-11-27 20:29:29,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err55ASSERT_VIOLATIONDATA_RACE (134 of 162 remaining) [2024-11-27 20:29:29,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (133 of 162 remaining) [2024-11-27 20:29:29,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err41ASSERT_VIOLATIONDATA_RACE (132 of 162 remaining) [2024-11-27 20:29:29,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err62ASSERT_VIOLATIONDATA_RACE (131 of 162 remaining) [2024-11-27 20:29:29,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err48ASSERT_VIOLATIONDATA_RACE (130 of 162 remaining) [2024-11-27 20:29:29,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err63ASSERT_VIOLATIONDATA_RACE (129 of 162 remaining) [2024-11-27 20:29:29,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err49ASSERT_VIOLATIONDATA_RACE (128 of 162 remaining) [2024-11-27 20:29:29,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err56ASSERT_VIOLATIONDATA_RACE (127 of 162 remaining) [2024-11-27 20:29:29,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (126 of 162 remaining) [2024-11-27 20:29:29,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err42ASSERT_VIOLATIONDATA_RACE (125 of 162 remaining) [2024-11-27 20:29:29,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err57ASSERT_VIOLATIONDATA_RACE (124 of 162 remaining) [2024-11-27 20:29:29,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err64ASSERT_VIOLATIONDATA_RACE (123 of 162 remaining) [2024-11-27 20:29:29,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err50ASSERT_VIOLATIONDATA_RACE (122 of 162 remaining) [2024-11-27 20:29:29,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err65ASSERT_VIOLATIONDATA_RACE (121 of 162 remaining) [2024-11-27 20:29:29,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (120 of 162 remaining) [2024-11-27 20:29:29,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err43ASSERT_VIOLATIONDATA_RACE (119 of 162 remaining) [2024-11-27 20:29:29,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err58ASSERT_VIOLATIONDATA_RACE (118 of 162 remaining) [2024-11-27 20:29:29,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err51ASSERT_VIOLATIONDATA_RACE (117 of 162 remaining) [2024-11-27 20:29:29,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err66ASSERT_VIOLATIONDATA_RACE (116 of 162 remaining) [2024-11-27 20:29:29,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err59ASSERT_VIOLATIONDATA_RACE (115 of 162 remaining) [2024-11-27 20:29:29,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (114 of 162 remaining) [2024-11-27 20:29:29,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err67ASSERT_VIOLATIONDATA_RACE (113 of 162 remaining) [2024-11-27 20:29:29,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (112 of 162 remaining) [2024-11-27 20:29:29,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (111 of 162 remaining) [2024-11-27 20:29:29,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (110 of 162 remaining) [2024-11-27 20:29:29,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (109 of 162 remaining) [2024-11-27 20:29:29,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (108 of 162 remaining) [2024-11-27 20:29:29,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (107 of 162 remaining) [2024-11-27 20:29:29,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (106 of 162 remaining) [2024-11-27 20:29:29,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (105 of 162 remaining) [2024-11-27 20:29:29,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (104 of 162 remaining) [2024-11-27 20:29:29,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (103 of 162 remaining) [2024-11-27 20:29:29,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (102 of 162 remaining) [2024-11-27 20:29:29,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (101 of 162 remaining) [2024-11-27 20:29:29,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (100 of 162 remaining) [2024-11-27 20:29:29,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (99 of 162 remaining) [2024-11-27 20:29:29,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (98 of 162 remaining) [2024-11-27 20:29:29,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (97 of 162 remaining) [2024-11-27 20:29:29,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (96 of 162 remaining) [2024-11-27 20:29:29,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (95 of 162 remaining) [2024-11-27 20:29:29,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (94 of 162 remaining) [2024-11-27 20:29:29,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (93 of 162 remaining) [2024-11-27 20:29:29,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (92 of 162 remaining) [2024-11-27 20:29:29,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (91 of 162 remaining) [2024-11-27 20:29:29,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (90 of 162 remaining) [2024-11-27 20:29:29,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (89 of 162 remaining) [2024-11-27 20:29:29,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (88 of 162 remaining) [2024-11-27 20:29:29,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (87 of 162 remaining) [2024-11-27 20:29:29,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (86 of 162 remaining) [2024-11-27 20:29:29,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (85 of 162 remaining) [2024-11-27 20:29:29,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (84 of 162 remaining) [2024-11-27 20:29:29,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (83 of 162 remaining) [2024-11-27 20:29:29,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (82 of 162 remaining) [2024-11-27 20:29:29,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (81 of 162 remaining) [2024-11-27 20:29:29,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (80 of 162 remaining) [2024-11-27 20:29:29,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (79 of 162 remaining) [2024-11-27 20:29:29,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (78 of 162 remaining) [2024-11-27 20:29:29,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (77 of 162 remaining) [2024-11-27 20:29:29,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (76 of 162 remaining) [2024-11-27 20:29:29,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (75 of 162 remaining) [2024-11-27 20:29:29,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (74 of 162 remaining) [2024-11-27 20:29:29,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (73 of 162 remaining) [2024-11-27 20:29:29,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (72 of 162 remaining) [2024-11-27 20:29:29,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (71 of 162 remaining) [2024-11-27 20:29:29,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (70 of 162 remaining) [2024-11-27 20:29:29,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (69 of 162 remaining) [2024-11-27 20:29:29,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (68 of 162 remaining) [2024-11-27 20:29:29,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (67 of 162 remaining) [2024-11-27 20:29:29,874 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (66 of 162 remaining) [2024-11-27 20:29:29,875 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (65 of 162 remaining) [2024-11-27 20:29:29,875 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (64 of 162 remaining) [2024-11-27 20:29:29,875 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err44ASSERT_VIOLATIONDATA_RACE (63 of 162 remaining) [2024-11-27 20:29:29,875 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err45ASSERT_VIOLATIONDATA_RACE (62 of 162 remaining) [2024-11-27 20:29:29,875 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err52ASSERT_VIOLATIONDATA_RACE (61 of 162 remaining) [2024-11-27 20:29:29,875 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (60 of 162 remaining) [2024-11-27 20:29:29,876 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err38ASSERT_VIOLATIONDATA_RACE (59 of 162 remaining) [2024-11-27 20:29:29,876 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (58 of 162 remaining) [2024-11-27 20:29:29,876 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err39ASSERT_VIOLATIONDATA_RACE (57 of 162 remaining) [2024-11-27 20:29:29,876 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err53ASSERT_VIOLATIONDATA_RACE (56 of 162 remaining) [2024-11-27 20:29:29,876 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err60ASSERT_VIOLATIONDATA_RACE (55 of 162 remaining) [2024-11-27 20:29:29,876 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err46ASSERT_VIOLATIONDATA_RACE (54 of 162 remaining) [2024-11-27 20:29:29,876 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err47ASSERT_VIOLATIONDATA_RACE (53 of 162 remaining) [2024-11-27 20:29:29,876 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err61ASSERT_VIOLATIONDATA_RACE (52 of 162 remaining) [2024-11-27 20:29:29,876 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err54ASSERT_VIOLATIONDATA_RACE (51 of 162 remaining) [2024-11-27 20:29:29,877 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (50 of 162 remaining) [2024-11-27 20:29:29,877 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err40ASSERT_VIOLATIONDATA_RACE (49 of 162 remaining) [2024-11-27 20:29:29,877 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err55ASSERT_VIOLATIONDATA_RACE (48 of 162 remaining) [2024-11-27 20:29:29,877 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (47 of 162 remaining) [2024-11-27 20:29:29,877 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err41ASSERT_VIOLATIONDATA_RACE (46 of 162 remaining) [2024-11-27 20:29:29,877 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err62ASSERT_VIOLATIONDATA_RACE (45 of 162 remaining) [2024-11-27 20:29:29,877 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err48ASSERT_VIOLATIONDATA_RACE (44 of 162 remaining) [2024-11-27 20:29:29,877 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err63ASSERT_VIOLATIONDATA_RACE (43 of 162 remaining) [2024-11-27 20:29:29,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err49ASSERT_VIOLATIONDATA_RACE (42 of 162 remaining) [2024-11-27 20:29:29,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err56ASSERT_VIOLATIONDATA_RACE (41 of 162 remaining) [2024-11-27 20:29:29,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (40 of 162 remaining) [2024-11-27 20:29:29,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err42ASSERT_VIOLATIONDATA_RACE (39 of 162 remaining) [2024-11-27 20:29:29,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err57ASSERT_VIOLATIONDATA_RACE (38 of 162 remaining) [2024-11-27 20:29:29,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err64ASSERT_VIOLATIONDATA_RACE (37 of 162 remaining) [2024-11-27 20:29:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err50ASSERT_VIOLATIONDATA_RACE (36 of 162 remaining) [2024-11-27 20:29:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err65ASSERT_VIOLATIONDATA_RACE (35 of 162 remaining) [2024-11-27 20:29:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (34 of 162 remaining) [2024-11-27 20:29:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err43ASSERT_VIOLATIONDATA_RACE (33 of 162 remaining) [2024-11-27 20:29:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err58ASSERT_VIOLATIONDATA_RACE (32 of 162 remaining) [2024-11-27 20:29:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err51ASSERT_VIOLATIONDATA_RACE (31 of 162 remaining) [2024-11-27 20:29:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err66ASSERT_VIOLATIONDATA_RACE (30 of 162 remaining) [2024-11-27 20:29:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err59ASSERT_VIOLATIONDATA_RACE (29 of 162 remaining) [2024-11-27 20:29:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (28 of 162 remaining) [2024-11-27 20:29:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err67ASSERT_VIOLATIONDATA_RACE (27 of 162 remaining) [2024-11-27 20:29:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (26 of 162 remaining) [2024-11-27 20:29:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (25 of 162 remaining) [2024-11-27 20:29:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (24 of 162 remaining) [2024-11-27 20:29:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (23 of 162 remaining) [2024-11-27 20:29:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (22 of 162 remaining) [2024-11-27 20:29:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (21 of 162 remaining) [2024-11-27 20:29:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (20 of 162 remaining) [2024-11-27 20:29:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (19 of 162 remaining) [2024-11-27 20:29:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (18 of 162 remaining) [2024-11-27 20:29:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (17 of 162 remaining) [2024-11-27 20:29:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (16 of 162 remaining) [2024-11-27 20:29:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (15 of 162 remaining) [2024-11-27 20:29:29,882 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (14 of 162 remaining) [2024-11-27 20:29:29,882 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (13 of 162 remaining) [2024-11-27 20:29:29,882 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (12 of 162 remaining) [2024-11-27 20:29:29,882 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (11 of 162 remaining) [2024-11-27 20:29:29,882 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (10 of 162 remaining) [2024-11-27 20:29:29,884 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (9 of 162 remaining) [2024-11-27 20:29:29,884 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (8 of 162 remaining) [2024-11-27 20:29:29,884 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (7 of 162 remaining) [2024-11-27 20:29:29,884 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (6 of 162 remaining) [2024-11-27 20:29:29,884 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (5 of 162 remaining) [2024-11-27 20:29:29,884 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (4 of 162 remaining) [2024-11-27 20:29:29,885 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (3 of 162 remaining) [2024-11-27 20:29:29,886 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (2 of 162 remaining) [2024-11-27 20:29:29,886 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (1 of 162 remaining) [2024-11-27 20:29:29,886 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (0 of 162 remaining) [2024-11-27 20:29:29,886 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-27 20:29:29,886 INFO L422 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] [2024-11-27 20:29:29,895 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-27 20:29:29,895 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 20:29:29,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 08:29:29 BasicIcfg [2024-11-27 20:29:29,907 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 20:29:29,907 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 20:29:29,907 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 20:29:29,908 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 20:29:29,910 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:29:05" (3/4) ... [2024-11-27 20:29:29,912 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-27 20:29:29,916 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-27 20:29:29,916 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-27 20:29:29,921 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-27 20:29:29,921 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-27 20:29:29,921 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-27 20:29:29,921 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-27 20:29:30,025 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-27 20:29:30,026 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-27 20:29:30,026 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 20:29:30,027 INFO L158 Benchmark]: Toolchain (without parser) took 26803.70ms. Allocated memory was 117.4MB in the beginning and 587.2MB in the end (delta: 469.8MB). Free memory was 92.0MB in the beginning and 452.5MB in the end (delta: -360.5MB). Peak memory consumption was 109.5MB. Max. memory is 16.1GB. [2024-11-27 20:29:30,028 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:29:30,028 INFO L158 Benchmark]: CACSL2BoogieTranslator took 452.67ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 77.3MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 20:29:30,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.43ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 73.9MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:29:30,029 INFO L158 Benchmark]: Boogie Preprocessor took 99.03ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 71.1MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 20:29:30,029 INFO L158 Benchmark]: RCFGBuilder took 1377.69ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 82.6MB in the end (delta: -11.5MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-11-27 20:29:30,030 INFO L158 Benchmark]: TraceAbstraction took 24650.06ms. Allocated memory was 117.4MB in the beginning and 587.2MB in the end (delta: 469.8MB). Free memory was 82.1MB in the beginning and 456.8MB in the end (delta: -374.7MB). Peak memory consumption was 406.0MB. Max. memory is 16.1GB. [2024-11-27 20:29:30,030 INFO L158 Benchmark]: Witness Printer took 119.00ms. Allocated memory is still 587.2MB. Free memory was 456.8MB in the beginning and 452.5MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 20:29:30,032 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 452.67ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 77.3MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.43ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 73.9MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 99.03ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 71.1MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1377.69ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 82.6MB in the end (delta: -11.5MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * TraceAbstraction took 24650.06ms. Allocated memory was 117.4MB in the beginning and 587.2MB in the end (delta: 469.8MB). Free memory was 82.1MB in the beginning and 456.8MB in the end (delta: -374.7MB). Peak memory consumption was 406.0MB. Max. memory is 16.1GB. * Witness Printer took 119.00ms. Allocated memory is still 587.2MB. Free memory was 456.8MB in the beginning and 452.5MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: 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: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: 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: 77]: 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: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: 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: 92]: 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: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: 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: 88]: 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: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: 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: 126]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 1061 locations, 162 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: 24.3s, OverallIterations: 24, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 19.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.5s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4439 SdHoareTripleChecker+Valid, 6.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1605 mSDsluCounter, 798 SdHoareTripleChecker+Invalid, 4.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 116 mSDsCounter, 491 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4333 IncrementalHoareTripleChecker+Invalid, 4824 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 491 mSolverCounterUnsat, 682 mSDtfsCounter, 4333 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1340occurred in iteration=15, InterpolantAutomatonStates: 87, 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, 3.5s InterpolantComputationTime, 2586 NumberOfCodeBlocks, 2586 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 2562 ConstructedInterpolants, 0 QuantifiedInterpolants, 3425 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, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 84 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-27 20:29:30,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d50f019d-f087-4e4a-96c5-0fc8c4be10fe/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE