./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-two-queue.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfadaa5c-c363-4bd8-9045-1382e770ed39/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfadaa5c-c363-4bd8-9045-1382e770ed39/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfadaa5c-c363-4bd8-9045-1382e770ed39/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfadaa5c-c363-4bd8-9045-1382e770ed39/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-two-queue.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfadaa5c-c363-4bd8-9045-1382e770ed39/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfadaa5c-c363-4bd8-9045-1382e770ed39/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2b29a4c23931df07495caab7fd70ec22fec28fcea21b47e1c8eb19fb44a778d8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 12:59:55,887 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 12:59:56,006 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfadaa5c-c363-4bd8-9045-1382e770ed39/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-13 12:59:56,011 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 12:59:56,012 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 12:59:56,059 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 12:59:56,060 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 12:59:56,060 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 12:59:56,061 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 12:59:56,061 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 12:59:56,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 12:59:56,061 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 12:59:56,061 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 12:59:56,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 12:59:56,064 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 12:59:56,064 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 12:59:56,064 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 12:59:56,064 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 12:59:56,065 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 12:59:56,065 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 12:59:56,065 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 12:59:56,065 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 12:59:56,065 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-13 12:59:56,065 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 12:59:56,065 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 12:59:56,065 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 12:59:56,066 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 12:59:56,066 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 12:59:56,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 12:59:56,066 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 12:59:56,066 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 12:59:56,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 12:59:56,066 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 12:59:56,067 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 12:59:56,067 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 12:59:56,067 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 12:59:56,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 12:59:56,067 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 12:59:56,067 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 12:59:56,067 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 12:59:56,067 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 12:59:56,070 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_bfadaa5c-c363-4bd8-9045-1382e770ed39/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b29a4c23931df07495caab7fd70ec22fec28fcea21b47e1c8eb19fb44a778d8 [2024-11-13 12:59:56,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 12:59:56,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 12:59:56,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 12:59:56,521 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 12:59:56,521 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 12:59:56,522 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfadaa5c-c363-4bd8-9045-1382e770ed39/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/weaver/popl20-two-queue.wvr.c Unable to find full path for "g++" [2024-11-13 12:59:58,779 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 12:59:59,100 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 12:59:59,101 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfadaa5c-c363-4bd8-9045-1382e770ed39/sv-benchmarks/c/weaver/popl20-two-queue.wvr.c [2024-11-13 12:59:59,110 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfadaa5c-c363-4bd8-9045-1382e770ed39/bin/uautomizer-verify-qhAvR1uOyd/data/685fb2451/cb3d673d3b3d4a5897e5e92646e02961/FLAG9abb9dc7c [2024-11-13 12:59:59,128 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfadaa5c-c363-4bd8-9045-1382e770ed39/bin/uautomizer-verify-qhAvR1uOyd/data/685fb2451/cb3d673d3b3d4a5897e5e92646e02961 [2024-11-13 12:59:59,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 12:59:59,133 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 12:59:59,135 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 12:59:59,135 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 12:59:59,141 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 12:59:59,142 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:59:59" (1/1) ... [2024-11-13 12:59:59,143 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18ec9180 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:59:59, skipping insertion in model container [2024-11-13 12:59:59,143 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:59:59" (1/1) ... [2024-11-13 12:59:59,164 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 12:59:59,490 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:59:59,509 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 12:59:59,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:59:59,605 INFO L204 MainTranslator]: Completed translation [2024-11-13 12:59:59,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:59:59 WrapperNode [2024-11-13 12:59:59,606 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 12:59:59,607 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 12:59:59,607 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 12:59:59,608 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 12:59:59,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:59:59" (1/1) ... [2024-11-13 12:59:59,633 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:59:59" (1/1) ... [2024-11-13 12:59:59,692 INFO L138 Inliner]: procedures = 23, calls = 34, calls flagged for inlining = 14, calls inlined = 16, statements flattened = 406 [2024-11-13 12:59:59,692 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 12:59:59,696 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 12:59:59,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 12:59:59,697 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 12:59:59,712 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:59:59" (1/1) ... [2024-11-13 12:59:59,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:59:59" (1/1) ... [2024-11-13 12:59:59,721 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:59:59" (1/1) ... [2024-11-13 12:59:59,721 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:59:59" (1/1) ... [2024-11-13 12:59:59,752 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:59:59" (1/1) ... [2024-11-13 12:59:59,758 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:59:59" (1/1) ... [2024-11-13 12:59:59,761 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:59:59" (1/1) ... [2024-11-13 12:59:59,762 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:59:59" (1/1) ... [2024-11-13 12:59:59,769 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 12:59:59,770 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 12:59:59,770 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 12:59:59,770 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 12:59:59,772 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:59:59" (1/1) ... [2024-11-13 12:59:59,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 12:59:59,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfadaa5c-c363-4bd8-9045-1382e770ed39/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:59:59,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfadaa5c-c363-4bd8-9045-1382e770ed39/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 12:59:59,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfadaa5c-c363-4bd8-9045-1382e770ed39/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 12:59:59,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 12:59:59,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 12:59:59,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 12:59:59,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 12:59:59,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 12:59:59,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 12:59:59,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 12:59:59,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 12:59:59,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 12:59:59,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 12:59:59,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 12:59:59,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 12:59:59,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 12:59:59,861 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 13:00:00,048 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 13:00:00,051 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 13:00:01,051 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 13:00:01,051 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 13:00:01,700 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 13:00:01,701 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 13:00:01,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:00:01 BoogieIcfgContainer [2024-11-13 13:00:01,701 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 13:00:01,707 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 13:00:01,707 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 13:00:01,714 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 13:00:01,714 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 12:59:59" (1/3) ... [2024-11-13 13:00:01,715 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5051d69c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:00:01, skipping insertion in model container [2024-11-13 13:00:01,716 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:59:59" (2/3) ... [2024-11-13 13:00:01,716 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5051d69c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:00:01, skipping insertion in model container [2024-11-13 13:00:01,716 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:00:01" (3/3) ... [2024-11-13 13:00:01,718 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-two-queue.wvr.c [2024-11-13 13:00:01,739 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 13:00:01,743 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-two-queue.wvr.c that has 3 procedures, 314 locations, 1 initial locations, 4 loop locations, and 65 error locations. [2024-11-13 13:00:01,743 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 13:00:01,918 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-13 13:00:01,987 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 320 places, 326 transitions, 666 flow [2024-11-13 13:00:02,168 INFO L124 PetriNetUnfolderBase]: 13/324 cut-off events. [2024-11-13 13:00:02,171 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-13 13:00:02,183 INFO L83 FinitePrefix]: Finished finitePrefix Result has 333 conditions, 324 events. 13/324 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 491 event pairs, 0 based on Foata normal form. 0/246 useless extension candidates. Maximal degree in co-relation 254. Up to 2 conditions per place. [2024-11-13 13:00:02,184 INFO L82 GeneralOperation]: Start removeDead. Operand has 320 places, 326 transitions, 666 flow [2024-11-13 13:00:02,196 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 302 places, 307 transitions, 626 flow [2024-11-13 13:00:02,210 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 13:00:02,235 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;@1f3b3903, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 13:00:02,235 INFO L334 AbstractCegarLoop]: Starting to check reachability of 115 error locations. [2024-11-13 13:00:02,246 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 13:00:02,246 INFO L124 PetriNetUnfolderBase]: 0/26 cut-off events. [2024-11-13 13:00:02,246 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 13:00:02,247 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:02,249 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:02,249 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:02,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:02,257 INFO L85 PathProgramCache]: Analyzing trace with hash -1563885467, now seen corresponding path program 1 times [2024-11-13 13:00:02,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:02,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433189787] [2024-11-13 13:00:02,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:02,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:02,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:02,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:02,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433189787] [2024-11-13 13:00:02,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433189787] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:02,480 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:02,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:00:02,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125865831] [2024-11-13 13:00:02,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:02,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:00:02,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:02,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:00:02,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:00:02,598 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 259 out of 326 [2024-11-13 13:00:02,603 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 302 places, 307 transitions, 626 flow. Second operand has 3 states, 3 states have (on average 260.3333333333333) internal successors, (781), 3 states have internal predecessors, (781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:02,604 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:02,604 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 259 of 326 [2024-11-13 13:00:02,609 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:02,839 INFO L124 PetriNetUnfolderBase]: 27/412 cut-off events. [2024-11-13 13:00:02,840 INFO L125 PetriNetUnfolderBase]: For 18/18 co-relation queries the response was YES. [2024-11-13 13:00:02,842 INFO L83 FinitePrefix]: Finished finitePrefix Result has 484 conditions, 412 events. 27/412 cut-off events. For 18/18 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1078 event pairs, 15 based on Foata normal form. 23/373 useless extension candidates. Maximal degree in co-relation 235. Up to 52 conditions per place. [2024-11-13 13:00:02,845 INFO L140 encePairwiseOnDemand]: 275/326 looper letters, 13 selfloop transitions, 2 changer transitions 4/258 dead transitions. [2024-11-13 13:00:02,845 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 263 places, 258 transitions, 558 flow [2024-11-13 13:00:02,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:00:02,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:00:02,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 841 transitions. [2024-11-13 13:00:02,873 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8599182004089979 [2024-11-13 13:00:02,876 INFO L175 Difference]: Start difference. First operand has 302 places, 307 transitions, 626 flow. Second operand 3 states and 841 transitions. [2024-11-13 13:00:02,877 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 263 places, 258 transitions, 558 flow [2024-11-13 13:00:02,891 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 259 places, 258 transitions, 550 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-13 13:00:02,897 INFO L231 Difference]: Finished difference. Result has 259 places, 254 transitions, 516 flow [2024-11-13 13:00:02,902 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=520, PETRI_DIFFERENCE_MINUEND_PLACES=257, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=258, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=256, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=516, PETRI_PLACES=259, PETRI_TRANSITIONS=254} [2024-11-13 13:00:02,909 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -43 predicate places. [2024-11-13 13:00:02,909 INFO L471 AbstractCegarLoop]: Abstraction has has 259 places, 254 transitions, 516 flow [2024-11-13 13:00:02,911 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 260.3333333333333) internal successors, (781), 3 states have internal predecessors, (781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:02,911 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:02,911 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:02,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 13:00:02,912 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:02,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:02,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1923773308, now seen corresponding path program 1 times [2024-11-13 13:00:02,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:02,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914569554] [2024-11-13 13:00:02,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:02,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:02,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:02,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:02,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:02,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914569554] [2024-11-13 13:00:02,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914569554] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:02,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:02,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:00:02,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264991456] [2024-11-13 13:00:02,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:02,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:00:02,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:02,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:00:02,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:00:03,024 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 260 out of 326 [2024-11-13 13:00:03,025 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 259 places, 254 transitions, 516 flow. Second operand has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:03,026 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:03,026 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 260 of 326 [2024-11-13 13:00:03,026 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:03,177 INFO L124 PetriNetUnfolderBase]: 22/386 cut-off events. [2024-11-13 13:00:03,177 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-13 13:00:03,180 INFO L83 FinitePrefix]: Finished finitePrefix Result has 434 conditions, 386 events. 22/386 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 860 event pairs, 8 based on Foata normal form. 0/332 useless extension candidates. Maximal degree in co-relation 399. Up to 38 conditions per place. [2024-11-13 13:00:03,183 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 12 selfloop transitions, 2 changer transitions 0/253 dead transitions. [2024-11-13 13:00:03,183 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 256 places, 253 transitions, 542 flow [2024-11-13 13:00:03,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:00:03,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:00:03,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 795 transitions. [2024-11-13 13:00:03,191 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8128834355828221 [2024-11-13 13:00:03,192 INFO L175 Difference]: Start difference. First operand has 259 places, 254 transitions, 516 flow. Second operand 3 states and 795 transitions. [2024-11-13 13:00:03,192 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 256 places, 253 transitions, 542 flow [2024-11-13 13:00:03,199 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 254 places, 253 transitions, 538 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:00:03,207 INFO L231 Difference]: Finished difference. Result has 254 places, 253 transitions, 514 flow [2024-11-13 13:00:03,208 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=510, PETRI_DIFFERENCE_MINUEND_PLACES=252, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=253, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=251, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=514, PETRI_PLACES=254, PETRI_TRANSITIONS=253} [2024-11-13 13:00:03,213 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -48 predicate places. [2024-11-13 13:00:03,213 INFO L471 AbstractCegarLoop]: Abstraction has has 254 places, 253 transitions, 514 flow [2024-11-13 13:00:03,214 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:03,214 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:03,214 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:03,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 13:00:03,215 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:03,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:03,215 INFO L85 PathProgramCache]: Analyzing trace with hash -2009638054, now seen corresponding path program 1 times [2024-11-13 13:00:03,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:03,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628398204] [2024-11-13 13:00:03,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:03,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:03,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:03,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:03,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:03,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628398204] [2024-11-13 13:00:03,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628398204] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:03,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:03,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:00:03,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419177111] [2024-11-13 13:00:03,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:03,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:00:03,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:03,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:00:03,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:00:03,378 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 260 out of 326 [2024-11-13 13:00:03,380 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 254 places, 253 transitions, 514 flow. Second operand has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:03,383 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:03,383 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 260 of 326 [2024-11-13 13:00:03,383 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:03,508 INFO L124 PetriNetUnfolderBase]: 22/385 cut-off events. [2024-11-13 13:00:03,508 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-13 13:00:03,510 INFO L83 FinitePrefix]: Finished finitePrefix Result has 433 conditions, 385 events. 22/385 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 861 event pairs, 8 based on Foata normal form. 0/332 useless extension candidates. Maximal degree in co-relation 390. Up to 38 conditions per place. [2024-11-13 13:00:03,513 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 12 selfloop transitions, 2 changer transitions 0/252 dead transitions. [2024-11-13 13:00:03,513 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 255 places, 252 transitions, 540 flow [2024-11-13 13:00:03,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:00:03,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:00:03,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 795 transitions. [2024-11-13 13:00:03,517 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8128834355828221 [2024-11-13 13:00:03,517 INFO L175 Difference]: Start difference. First operand has 254 places, 253 transitions, 514 flow. Second operand 3 states and 795 transitions. [2024-11-13 13:00:03,517 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 255 places, 252 transitions, 540 flow [2024-11-13 13:00:03,523 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 253 places, 252 transitions, 536 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:00:03,527 INFO L231 Difference]: Finished difference. Result has 253 places, 252 transitions, 512 flow [2024-11-13 13:00:03,528 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=508, PETRI_DIFFERENCE_MINUEND_PLACES=251, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=252, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=250, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=512, PETRI_PLACES=253, PETRI_TRANSITIONS=252} [2024-11-13 13:00:03,530 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -49 predicate places. [2024-11-13 13:00:03,530 INFO L471 AbstractCegarLoop]: Abstraction has has 253 places, 252 transitions, 512 flow [2024-11-13 13:00:03,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:03,531 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:03,532 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:03,532 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 13:00:03,532 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:03,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:03,533 INFO L85 PathProgramCache]: Analyzing trace with hash 1615336562, now seen corresponding path program 1 times [2024-11-13 13:00:03,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:03,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467381386] [2024-11-13 13:00:03,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:03,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:03,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:03,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:03,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467381386] [2024-11-13 13:00:03,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467381386] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:03,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:03,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:00:03,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745905150] [2024-11-13 13:00:03,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:03,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:00:03,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:03,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:00:03,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:00:03,639 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 260 out of 326 [2024-11-13 13:00:03,640 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 253 places, 252 transitions, 512 flow. Second operand has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:03,640 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:03,640 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 260 of 326 [2024-11-13 13:00:03,640 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:03,756 INFO L124 PetriNetUnfolderBase]: 22/384 cut-off events. [2024-11-13 13:00:03,757 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-13 13:00:03,758 INFO L83 FinitePrefix]: Finished finitePrefix Result has 432 conditions, 384 events. 22/384 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 864 event pairs, 8 based on Foata normal form. 0/332 useless extension candidates. Maximal degree in co-relation 381. Up to 38 conditions per place. [2024-11-13 13:00:03,760 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 12 selfloop transitions, 2 changer transitions 0/251 dead transitions. [2024-11-13 13:00:03,760 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 254 places, 251 transitions, 538 flow [2024-11-13 13:00:03,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:00:03,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:00:03,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 795 transitions. [2024-11-13 13:00:03,763 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8128834355828221 [2024-11-13 13:00:03,763 INFO L175 Difference]: Start difference. First operand has 253 places, 252 transitions, 512 flow. Second operand 3 states and 795 transitions. [2024-11-13 13:00:03,764 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 254 places, 251 transitions, 538 flow [2024-11-13 13:00:03,766 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 252 places, 251 transitions, 534 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:00:03,769 INFO L231 Difference]: Finished difference. Result has 252 places, 251 transitions, 510 flow [2024-11-13 13:00:03,770 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=506, PETRI_DIFFERENCE_MINUEND_PLACES=250, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=251, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=249, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=510, PETRI_PLACES=252, PETRI_TRANSITIONS=251} [2024-11-13 13:00:03,771 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -50 predicate places. [2024-11-13 13:00:03,771 INFO L471 AbstractCegarLoop]: Abstraction has has 252 places, 251 transitions, 510 flow [2024-11-13 13:00:03,772 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:03,772 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:03,772 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:03,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 13:00:03,772 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:03,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:03,773 INFO L85 PathProgramCache]: Analyzing trace with hash 512837275, now seen corresponding path program 1 times [2024-11-13 13:00:03,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:03,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794943613] [2024-11-13 13:00:03,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:03,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:03,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:03,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:03,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:03,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794943613] [2024-11-13 13:00:03,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794943613] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:03,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:03,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:00:03,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603344623] [2024-11-13 13:00:03,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:03,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:00:03,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:03,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:00:03,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:00:03,889 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 326 [2024-11-13 13:00:03,890 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 252 places, 251 transitions, 510 flow. Second operand has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:03,890 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:03,891 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 326 [2024-11-13 13:00:03,891 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:04,081 INFO L124 PetriNetUnfolderBase]: 23/408 cut-off events. [2024-11-13 13:00:04,081 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-11-13 13:00:04,083 INFO L83 FinitePrefix]: Finished finitePrefix Result has 464 conditions, 408 events. 23/408 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1080 event pairs, 5 based on Foata normal form. 0/356 useless extension candidates. Maximal degree in co-relation 405. Up to 26 conditions per place. [2024-11-13 13:00:04,086 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 16 selfloop transitions, 2 changer transitions 0/257 dead transitions. [2024-11-13 13:00:04,087 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 253 places, 257 transitions, 561 flow [2024-11-13 13:00:04,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:00:04,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:00:04,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 811 transitions. [2024-11-13 13:00:04,091 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8292433537832311 [2024-11-13 13:00:04,091 INFO L175 Difference]: Start difference. First operand has 252 places, 251 transitions, 510 flow. Second operand 3 states and 811 transitions. [2024-11-13 13:00:04,091 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 253 places, 257 transitions, 561 flow [2024-11-13 13:00:04,093 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 251 places, 257 transitions, 557 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:00:04,098 INFO L231 Difference]: Finished difference. Result has 252 places, 251 transitions, 514 flow [2024-11-13 13:00:04,099 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=504, PETRI_DIFFERENCE_MINUEND_PLACES=249, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=250, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=248, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=514, PETRI_PLACES=252, PETRI_TRANSITIONS=251} [2024-11-13 13:00:04,102 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -50 predicate places. [2024-11-13 13:00:04,103 INFO L471 AbstractCegarLoop]: Abstraction has has 252 places, 251 transitions, 514 flow [2024-11-13 13:00:04,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:04,104 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:04,105 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:04,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 13:00:04,105 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:04,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:04,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1396098038, now seen corresponding path program 1 times [2024-11-13 13:00:04,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:04,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281438428] [2024-11-13 13:00:04,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:04,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:04,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:04,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:04,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281438428] [2024-11-13 13:00:04,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281438428] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:04,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:04,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:00:04,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473735194] [2024-11-13 13:00:04,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:04,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:00:04,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:04,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:00:04,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:00:04,214 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 261 out of 326 [2024-11-13 13:00:04,215 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 252 places, 251 transitions, 514 flow. Second operand has 3 states, 3 states have (on average 262.3333333333333) internal successors, (787), 3 states have internal predecessors, (787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:04,216 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:04,216 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 261 of 326 [2024-11-13 13:00:04,216 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:04,367 INFO L124 PetriNetUnfolderBase]: 27/453 cut-off events. [2024-11-13 13:00:04,368 INFO L125 PetriNetUnfolderBase]: For 13/13 co-relation queries the response was YES. [2024-11-13 13:00:04,369 INFO L83 FinitePrefix]: Finished finitePrefix Result has 527 conditions, 453 events. 27/453 cut-off events. For 13/13 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1193 event pairs, 13 based on Foata normal form. 0/389 useless extension candidates. Maximal degree in co-relation 266. Up to 51 conditions per place. [2024-11-13 13:00:04,371 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 12 selfloop transitions, 2 changer transitions 0/250 dead transitions. [2024-11-13 13:00:04,371 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 253 places, 250 transitions, 540 flow [2024-11-13 13:00:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:00:04,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:00:04,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 797 transitions. [2024-11-13 13:00:04,374 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8149284253578732 [2024-11-13 13:00:04,375 INFO L175 Difference]: Start difference. First operand has 252 places, 251 transitions, 514 flow. Second operand 3 states and 797 transitions. [2024-11-13 13:00:04,375 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 253 places, 250 transitions, 540 flow [2024-11-13 13:00:04,377 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 252 places, 250 transitions, 538 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 13:00:04,381 INFO L231 Difference]: Finished difference. Result has 252 places, 250 transitions, 514 flow [2024-11-13 13:00:04,382 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=510, PETRI_DIFFERENCE_MINUEND_PLACES=250, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=250, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=248, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=514, PETRI_PLACES=252, PETRI_TRANSITIONS=250} [2024-11-13 13:00:04,383 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -50 predicate places. [2024-11-13 13:00:04,384 INFO L471 AbstractCegarLoop]: Abstraction has has 252 places, 250 transitions, 514 flow [2024-11-13 13:00:04,385 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 262.3333333333333) internal successors, (787), 3 states have internal predecessors, (787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:04,385 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:04,385 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:04,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 13:00:04,386 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:04,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:04,386 INFO L85 PathProgramCache]: Analyzing trace with hash -37412151, now seen corresponding path program 1 times [2024-11-13 13:00:04,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:04,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122492909] [2024-11-13 13:00:04,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:04,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:04,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:04,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:04,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122492909] [2024-11-13 13:00:04,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122492909] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:04,498 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:04,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:00:04,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115364811] [2024-11-13 13:00:04,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:04,499 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:00:04,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:04,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:00:04,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:00:04,521 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 260 out of 326 [2024-11-13 13:00:04,522 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 252 places, 250 transitions, 514 flow. Second operand has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:04,523 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:04,523 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 260 of 326 [2024-11-13 13:00:04,523 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:04,642 INFO L124 PetriNetUnfolderBase]: 27/452 cut-off events. [2024-11-13 13:00:04,642 INFO L125 PetriNetUnfolderBase]: For 12/12 co-relation queries the response was YES. [2024-11-13 13:00:04,643 INFO L83 FinitePrefix]: Finished finitePrefix Result has 525 conditions, 452 events. 27/452 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1192 event pairs, 13 based on Foata normal form. 0/389 useless extension candidates. Maximal degree in co-relation 457. Up to 52 conditions per place. [2024-11-13 13:00:04,645 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 13 selfloop transitions, 2 changer transitions 0/249 dead transitions. [2024-11-13 13:00:04,645 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 253 places, 249 transitions, 542 flow [2024-11-13 13:00:04,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:00:04,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:00:04,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 795 transitions. [2024-11-13 13:00:04,648 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8128834355828221 [2024-11-13 13:00:04,648 INFO L175 Difference]: Start difference. First operand has 252 places, 250 transitions, 514 flow. Second operand 3 states and 795 transitions. [2024-11-13 13:00:04,649 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 253 places, 249 transitions, 542 flow [2024-11-13 13:00:04,651 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 251 places, 249 transitions, 538 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:00:04,654 INFO L231 Difference]: Finished difference. Result has 251 places, 249 transitions, 512 flow [2024-11-13 13:00:04,655 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=508, PETRI_DIFFERENCE_MINUEND_PLACES=249, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=249, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=247, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=512, PETRI_PLACES=251, PETRI_TRANSITIONS=249} [2024-11-13 13:00:04,655 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -51 predicate places. [2024-11-13 13:00:04,655 INFO L471 AbstractCegarLoop]: Abstraction has has 251 places, 249 transitions, 512 flow [2024-11-13 13:00:04,656 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 261.3333333333333) internal successors, (784), 3 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:04,656 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:04,657 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:04,657 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-13 13:00:04,657 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:04,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:04,658 INFO L85 PathProgramCache]: Analyzing trace with hash 2141914575, now seen corresponding path program 1 times [2024-11-13 13:00:04,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:04,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103877362] [2024-11-13 13:00:04,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:04,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:04,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:04,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:04,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:04,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103877362] [2024-11-13 13:00:04,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103877362] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:04,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:04,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:00:04,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061333398] [2024-11-13 13:00:04,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:04,749 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:00:04,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:04,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:00:04,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:00:04,769 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 326 [2024-11-13 13:00:04,771 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 251 places, 249 transitions, 512 flow. Second operand has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:04,771 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:04,771 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 326 [2024-11-13 13:00:04,772 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:04,929 INFO L124 PetriNetUnfolderBase]: 31/495 cut-off events. [2024-11-13 13:00:04,929 INFO L125 PetriNetUnfolderBase]: For 17/17 co-relation queries the response was YES. [2024-11-13 13:00:04,931 INFO L83 FinitePrefix]: Finished finitePrefix Result has 581 conditions, 495 events. 31/495 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1555 event pairs, 8 based on Foata normal form. 0/427 useless extension candidates. Maximal degree in co-relation 505. Up to 34 conditions per place. [2024-11-13 13:00:04,933 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 17 selfloop transitions, 2 changer transitions 0/255 dead transitions. [2024-11-13 13:00:04,934 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 252 places, 255 transitions, 568 flow [2024-11-13 13:00:04,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:00:04,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:00:04,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 810 transitions. [2024-11-13 13:00:04,937 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8282208588957055 [2024-11-13 13:00:04,937 INFO L175 Difference]: Start difference. First operand has 251 places, 249 transitions, 512 flow. Second operand 3 states and 810 transitions. [2024-11-13 13:00:04,937 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 252 places, 255 transitions, 568 flow [2024-11-13 13:00:04,941 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 250 places, 255 transitions, 564 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:00:04,945 INFO L231 Difference]: Finished difference. Result has 251 places, 249 transitions, 516 flow [2024-11-13 13:00:04,946 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=506, PETRI_DIFFERENCE_MINUEND_PLACES=248, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=248, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=246, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=516, PETRI_PLACES=251, PETRI_TRANSITIONS=249} [2024-11-13 13:00:04,947 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -51 predicate places. [2024-11-13 13:00:04,948 INFO L471 AbstractCegarLoop]: Abstraction has has 251 places, 249 transitions, 516 flow [2024-11-13 13:00:04,949 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:04,949 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:04,950 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:04,950 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-13 13:00:04,950 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:04,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:04,954 INFO L85 PathProgramCache]: Analyzing trace with hash 103948537, now seen corresponding path program 1 times [2024-11-13 13:00:04,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:04,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653730990] [2024-11-13 13:00:04,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:04,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:05,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:05,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:05,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653730990] [2024-11-13 13:00:05,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653730990] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:05,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:05,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:00:05,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590359102] [2024-11-13 13:00:05,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:05,049 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:00:05,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:05,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:00:05,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:00:05,071 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 261 out of 326 [2024-11-13 13:00:05,073 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 251 places, 249 transitions, 516 flow. Second operand has 3 states, 3 states have (on average 262.3333333333333) internal successors, (787), 3 states have internal predecessors, (787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:05,073 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:05,073 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 261 of 326 [2024-11-13 13:00:05,073 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:05,199 INFO L124 PetriNetUnfolderBase]: 31/494 cut-off events. [2024-11-13 13:00:05,199 INFO L125 PetriNetUnfolderBase]: For 21/21 co-relation queries the response was YES. [2024-11-13 13:00:05,200 INFO L83 FinitePrefix]: Finished finitePrefix Result has 600 conditions, 494 events. 31/494 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1567 event pairs, 18 based on Foata normal form. 0/425 useless extension candidates. Maximal degree in co-relation 312. Up to 65 conditions per place. [2024-11-13 13:00:05,202 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 13 selfloop transitions, 2 changer transitions 0/248 dead transitions. [2024-11-13 13:00:05,202 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 252 places, 248 transitions, 544 flow [2024-11-13 13:00:05,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:00:05,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:00:05,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 797 transitions. [2024-11-13 13:00:05,208 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8149284253578732 [2024-11-13 13:00:05,208 INFO L175 Difference]: Start difference. First operand has 251 places, 249 transitions, 516 flow. Second operand 3 states and 797 transitions. [2024-11-13 13:00:05,208 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 252 places, 248 transitions, 544 flow [2024-11-13 13:00:05,210 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 251 places, 248 transitions, 542 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 13:00:05,214 INFO L231 Difference]: Finished difference. Result has 251 places, 248 transitions, 516 flow [2024-11-13 13:00:05,215 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=512, PETRI_DIFFERENCE_MINUEND_PLACES=249, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=248, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=246, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=516, PETRI_PLACES=251, PETRI_TRANSITIONS=248} [2024-11-13 13:00:05,215 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -51 predicate places. [2024-11-13 13:00:05,215 INFO L471 AbstractCegarLoop]: Abstraction has has 251 places, 248 transitions, 516 flow [2024-11-13 13:00:05,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 262.3333333333333) internal successors, (787), 3 states have internal predecessors, (787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:05,220 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:05,220 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:05,220 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-13 13:00:05,220 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:05,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:05,221 INFO L85 PathProgramCache]: Analyzing trace with hash 60677237, now seen corresponding path program 1 times [2024-11-13 13:00:05,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:05,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458273739] [2024-11-13 13:00:05,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:05,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:05,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:05,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:05,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:05,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458273739] [2024-11-13 13:00:05,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458273739] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:05,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:05,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:00:05,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103824984] [2024-11-13 13:00:05,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:05,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:00:05,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:05,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:00:05,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:00:05,302 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 326 [2024-11-13 13:00:05,304 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 251 places, 248 transitions, 516 flow. Second operand has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:05,304 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:05,304 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 326 [2024-11-13 13:00:05,304 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:05,437 INFO L124 PetriNetUnfolderBase]: 31/493 cut-off events. [2024-11-13 13:00:05,437 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-11-13 13:00:05,438 INFO L83 FinitePrefix]: Finished finitePrefix Result has 593 conditions, 493 events. 31/493 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1556 event pairs, 18 based on Foata normal form. 0/425 useless extension candidates. Maximal degree in co-relation 508. Up to 63 conditions per place. [2024-11-13 13:00:05,441 INFO L140 encePairwiseOnDemand]: 324/326 looper letters, 12 selfloop transitions, 1 changer transitions 0/247 dead transitions. [2024-11-13 13:00:05,441 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 252 places, 247 transitions, 540 flow [2024-11-13 13:00:05,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:00:05,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:00:05,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 804 transitions. [2024-11-13 13:00:05,445 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8220858895705522 [2024-11-13 13:00:05,445 INFO L175 Difference]: Start difference. First operand has 251 places, 248 transitions, 516 flow. Second operand 3 states and 804 transitions. [2024-11-13 13:00:05,445 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 252 places, 247 transitions, 540 flow [2024-11-13 13:00:05,448 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 250 places, 247 transitions, 536 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:00:05,452 INFO L231 Difference]: Finished difference. Result has 250 places, 247 transitions, 512 flow [2024-11-13 13:00:05,453 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=510, PETRI_DIFFERENCE_MINUEND_PLACES=248, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=247, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=246, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=512, PETRI_PLACES=250, PETRI_TRANSITIONS=247} [2024-11-13 13:00:05,454 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -52 predicate places. [2024-11-13 13:00:05,454 INFO L471 AbstractCegarLoop]: Abstraction has has 250 places, 247 transitions, 512 flow [2024-11-13 13:00:05,455 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:05,455 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:05,455 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:05,455 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-13 13:00:05,456 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:05,456 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:05,457 INFO L85 PathProgramCache]: Analyzing trace with hash -1250726933, now seen corresponding path program 1 times [2024-11-13 13:00:05,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:05,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914326918] [2024-11-13 13:00:05,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:05,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:05,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:06,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:06,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:06,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914326918] [2024-11-13 13:00:06,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914326918] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:06,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:06,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 13:00:06,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550207122] [2024-11-13 13:00:06,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:06,482 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 13:00:06,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:06,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 13:00:06,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-13 13:00:06,711 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 240 out of 326 [2024-11-13 13:00:06,713 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 250 places, 247 transitions, 512 flow. Second operand has 6 states, 6 states have (on average 241.5) internal successors, (1449), 6 states have internal predecessors, (1449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:06,713 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:06,713 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 240 of 326 [2024-11-13 13:00:06,714 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:06,905 INFO L124 PetriNetUnfolderBase]: 31/491 cut-off events. [2024-11-13 13:00:06,905 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-11-13 13:00:06,908 INFO L83 FinitePrefix]: Finished finitePrefix Result has 613 conditions, 491 events. 31/491 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1550 event pairs, 18 based on Foata normal form. 0/425 useless extension candidates. Maximal degree in co-relation 529. Up to 78 conditions per place. [2024-11-13 13:00:06,910 INFO L140 encePairwiseOnDemand]: 314/326 looper letters, 26 selfloop transitions, 10 changer transitions 0/245 dead transitions. [2024-11-13 13:00:06,910 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 253 places, 245 transitions, 580 flow [2024-11-13 13:00:06,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 13:00:06,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-13 13:00:06,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1476 transitions. [2024-11-13 13:00:06,915 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.754601226993865 [2024-11-13 13:00:06,916 INFO L175 Difference]: Start difference. First operand has 250 places, 247 transitions, 512 flow. Second operand 6 states and 1476 transitions. [2024-11-13 13:00:06,916 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 253 places, 245 transitions, 580 flow [2024-11-13 13:00:06,918 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 252 places, 245 transitions, 579 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 13:00:06,921 INFO L231 Difference]: Finished difference. Result has 252 places, 245 transitions, 527 flow [2024-11-13 13:00:06,923 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=507, PETRI_DIFFERENCE_MINUEND_PLACES=247, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=245, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=235, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=527, PETRI_PLACES=252, PETRI_TRANSITIONS=245} [2024-11-13 13:00:06,924 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -50 predicate places. [2024-11-13 13:00:06,924 INFO L471 AbstractCegarLoop]: Abstraction has has 252 places, 245 transitions, 527 flow [2024-11-13 13:00:06,925 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 241.5) internal successors, (1449), 6 states have internal predecessors, (1449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:06,925 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:06,925 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:06,925 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-13 13:00:06,926 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:06,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:06,926 INFO L85 PathProgramCache]: Analyzing trace with hash -2096448020, now seen corresponding path program 1 times [2024-11-13 13:00:06,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:06,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31046188] [2024-11-13 13:00:06,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:06,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:06,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:07,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:07,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:07,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31046188] [2024-11-13 13:00:07,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31046188] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:07,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:07,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:00:07,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399438099] [2024-11-13 13:00:07,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:07,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:00:07,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:07,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:00:07,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:00:07,027 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 261 out of 326 [2024-11-13 13:00:07,028 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 252 places, 245 transitions, 527 flow. Second operand has 3 states, 3 states have (on average 262.3333333333333) internal successors, (787), 3 states have internal predecessors, (787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:07,029 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:07,029 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 261 of 326 [2024-11-13 13:00:07,029 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:07,160 INFO L124 PetriNetUnfolderBase]: 31/490 cut-off events. [2024-11-13 13:00:07,160 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-11-13 13:00:07,162 INFO L83 FinitePrefix]: Finished finitePrefix Result has 601 conditions, 490 events. 31/490 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1546 event pairs, 18 based on Foata normal form. 0/425 useless extension candidates. Maximal degree in co-relation 566. Up to 65 conditions per place. [2024-11-13 13:00:07,163 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 13 selfloop transitions, 2 changer transitions 0/244 dead transitions. [2024-11-13 13:00:07,164 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 253 places, 244 transitions, 555 flow [2024-11-13 13:00:07,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:00:07,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:00:07,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 797 transitions. [2024-11-13 13:00:07,167 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8149284253578732 [2024-11-13 13:00:07,167 INFO L175 Difference]: Start difference. First operand has 252 places, 245 transitions, 527 flow. Second operand 3 states and 797 transitions. [2024-11-13 13:00:07,167 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 253 places, 244 transitions, 555 flow [2024-11-13 13:00:07,169 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 248 places, 244 transitions, 535 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-13 13:00:07,172 INFO L231 Difference]: Finished difference. Result has 248 places, 244 transitions, 509 flow [2024-11-13 13:00:07,173 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=505, PETRI_DIFFERENCE_MINUEND_PLACES=246, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=244, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=242, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=509, PETRI_PLACES=248, PETRI_TRANSITIONS=244} [2024-11-13 13:00:07,176 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -54 predicate places. [2024-11-13 13:00:07,176 INFO L471 AbstractCegarLoop]: Abstraction has has 248 places, 244 transitions, 509 flow [2024-11-13 13:00:07,177 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 262.3333333333333) internal successors, (787), 3 states have internal predecessors, (787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:07,177 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:07,177 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:07,177 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-13 13:00:07,178 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:07,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:07,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1692675633, now seen corresponding path program 1 times [2024-11-13 13:00:07,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:07,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500662793] [2024-11-13 13:00:07,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:07,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:07,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:07,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:07,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:07,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500662793] [2024-11-13 13:00:07,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500662793] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:07,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:07,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:00:07,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408399] [2024-11-13 13:00:07,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:07,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:00:07,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:07,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:00:07,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:00:07,273 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 326 [2024-11-13 13:00:07,275 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 248 places, 244 transitions, 509 flow. Second operand has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:07,276 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:07,276 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 326 [2024-11-13 13:00:07,276 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:07,397 INFO L124 PetriNetUnfolderBase]: 31/489 cut-off events. [2024-11-13 13:00:07,397 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-11-13 13:00:07,399 INFO L83 FinitePrefix]: Finished finitePrefix Result has 590 conditions, 489 events. 31/489 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1532 event pairs, 18 based on Foata normal form. 0/425 useless extension candidates. Maximal degree in co-relation 505. Up to 63 conditions per place. [2024-11-13 13:00:07,400 INFO L140 encePairwiseOnDemand]: 324/326 looper letters, 12 selfloop transitions, 1 changer transitions 0/243 dead transitions. [2024-11-13 13:00:07,401 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 249 places, 243 transitions, 533 flow [2024-11-13 13:00:07,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:00:07,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:00:07,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 804 transitions. [2024-11-13 13:00:07,403 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8220858895705522 [2024-11-13 13:00:07,403 INFO L175 Difference]: Start difference. First operand has 248 places, 244 transitions, 509 flow. Second operand 3 states and 804 transitions. [2024-11-13 13:00:07,404 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 249 places, 243 transitions, 533 flow [2024-11-13 13:00:07,406 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 247 places, 243 transitions, 529 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:00:07,409 INFO L231 Difference]: Finished difference. Result has 247 places, 243 transitions, 505 flow [2024-11-13 13:00:07,409 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=503, PETRI_DIFFERENCE_MINUEND_PLACES=245, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=243, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=242, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=505, PETRI_PLACES=247, PETRI_TRANSITIONS=243} [2024-11-13 13:00:07,410 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -55 predicate places. [2024-11-13 13:00:07,411 INFO L471 AbstractCegarLoop]: Abstraction has has 247 places, 243 transitions, 505 flow [2024-11-13 13:00:07,411 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:07,411 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:07,411 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:07,412 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-13 13:00:07,413 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:07,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:07,413 INFO L85 PathProgramCache]: Analyzing trace with hash 2031577591, now seen corresponding path program 1 times [2024-11-13 13:00:07,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:07,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902753335] [2024-11-13 13:00:07,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:07,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:07,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:07,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:07,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:07,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902753335] [2024-11-13 13:00:07,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902753335] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:07,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:07,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:00:07,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602410991] [2024-11-13 13:00:07,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:07,505 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:00:07,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:07,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:00:07,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:00:07,518 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 261 out of 326 [2024-11-13 13:00:07,519 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 247 places, 243 transitions, 505 flow. Second operand has 3 states, 3 states have (on average 262.3333333333333) internal successors, (787), 3 states have internal predecessors, (787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:07,520 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:07,520 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 261 of 326 [2024-11-13 13:00:07,520 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:07,644 INFO L124 PetriNetUnfolderBase]: 31/488 cut-off events. [2024-11-13 13:00:07,644 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-11-13 13:00:07,645 INFO L83 FinitePrefix]: Finished finitePrefix Result has 590 conditions, 488 events. 31/488 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1528 event pairs, 18 based on Foata normal form. 0/425 useless extension candidates. Maximal degree in co-relation 505. Up to 65 conditions per place. [2024-11-13 13:00:07,648 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 13 selfloop transitions, 2 changer transitions 0/242 dead transitions. [2024-11-13 13:00:07,649 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 248 places, 242 transitions, 533 flow [2024-11-13 13:00:07,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:00:07,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:00:07,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 797 transitions. [2024-11-13 13:00:07,652 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8149284253578732 [2024-11-13 13:00:07,652 INFO L175 Difference]: Start difference. First operand has 247 places, 243 transitions, 505 flow. Second operand 3 states and 797 transitions. [2024-11-13 13:00:07,652 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 248 places, 242 transitions, 533 flow [2024-11-13 13:00:07,655 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 247 places, 242 transitions, 532 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 13:00:07,658 INFO L231 Difference]: Finished difference. Result has 247 places, 242 transitions, 506 flow [2024-11-13 13:00:07,659 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=502, PETRI_DIFFERENCE_MINUEND_PLACES=245, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=242, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=240, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=506, PETRI_PLACES=247, PETRI_TRANSITIONS=242} [2024-11-13 13:00:07,660 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -55 predicate places. [2024-11-13 13:00:07,660 INFO L471 AbstractCegarLoop]: Abstraction has has 247 places, 242 transitions, 506 flow [2024-11-13 13:00:07,661 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 262.3333333333333) internal successors, (787), 3 states have internal predecessors, (787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:07,661 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:07,661 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:07,661 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-13 13:00:07,661 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:07,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:07,662 INFO L85 PathProgramCache]: Analyzing trace with hash 958719418, now seen corresponding path program 1 times [2024-11-13 13:00:07,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:07,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401941357] [2024-11-13 13:00:07,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:07,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:07,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:07,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:07,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401941357] [2024-11-13 13:00:07,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401941357] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:07,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:07,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:00:07,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218048608] [2024-11-13 13:00:07,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:07,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:00:07,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:07,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:00:07,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:00:07,766 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 326 [2024-11-13 13:00:07,768 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 247 places, 242 transitions, 506 flow. Second operand has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:07,768 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:07,768 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 326 [2024-11-13 13:00:07,768 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:07,930 INFO L124 PetriNetUnfolderBase]: 66/502 cut-off events. [2024-11-13 13:00:07,930 INFO L125 PetriNetUnfolderBase]: For 32/40 co-relation queries the response was YES. [2024-11-13 13:00:07,931 INFO L83 FinitePrefix]: Finished finitePrefix Result has 700 conditions, 502 events. 66/502 cut-off events. For 32/40 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1680 event pairs, 8 based on Foata normal form. 2/451 useless extension candidates. Maximal degree in co-relation 616. Up to 108 conditions per place. [2024-11-13 13:00:07,933 INFO L140 encePairwiseOnDemand]: 319/326 looper letters, 16 selfloop transitions, 5 changer transitions 0/243 dead transitions. [2024-11-13 13:00:07,934 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 246 places, 243 transitions, 555 flow [2024-11-13 13:00:07,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:00:07,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:00:07,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 795 transitions. [2024-11-13 13:00:07,937 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8128834355828221 [2024-11-13 13:00:07,937 INFO L175 Difference]: Start difference. First operand has 247 places, 242 transitions, 506 flow. Second operand 3 states and 795 transitions. [2024-11-13 13:00:07,937 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 246 places, 243 transitions, 555 flow [2024-11-13 13:00:07,940 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 244 places, 243 transitions, 551 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:00:07,943 INFO L231 Difference]: Finished difference. Result has 244 places, 239 transitions, 506 flow [2024-11-13 13:00:07,944 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=496, PETRI_DIFFERENCE_MINUEND_PLACES=242, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=239, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=234, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=506, PETRI_PLACES=244, PETRI_TRANSITIONS=239} [2024-11-13 13:00:07,945 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -58 predicate places. [2024-11-13 13:00:07,946 INFO L471 AbstractCegarLoop]: Abstraction has has 244 places, 239 transitions, 506 flow [2024-11-13 13:00:07,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:07,946 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:07,947 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:07,947 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-13 13:00:07,947 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:07,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:07,948 INFO L85 PathProgramCache]: Analyzing trace with hash -2088562564, now seen corresponding path program 1 times [2024-11-13 13:00:07,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:07,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053283299] [2024-11-13 13:00:07,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:07,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:08,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:08,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:08,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053283299] [2024-11-13 13:00:08,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053283299] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:08,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:08,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:00:08,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260496154] [2024-11-13 13:00:08,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:08,056 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:00:08,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:08,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:00:08,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:00:08,075 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 261 out of 326 [2024-11-13 13:00:08,076 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 244 places, 239 transitions, 506 flow. Second operand has 3 states, 3 states have (on average 262.3333333333333) internal successors, (787), 3 states have internal predecessors, (787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:08,076 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:08,077 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 261 of 326 [2024-11-13 13:00:08,077 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:08,246 INFO L124 PetriNetUnfolderBase]: 91/667 cut-off events. [2024-11-13 13:00:08,246 INFO L125 PetriNetUnfolderBase]: For 62/62 co-relation queries the response was YES. [2024-11-13 13:00:08,248 INFO L83 FinitePrefix]: Finished finitePrefix Result has 933 conditions, 667 events. 91/667 cut-off events. For 62/62 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2759 event pairs, 56 based on Foata normal form. 0/599 useless extension candidates. Maximal degree in co-relation 848. Up to 179 conditions per place. [2024-11-13 13:00:08,251 INFO L140 encePairwiseOnDemand]: 322/326 looper letters, 16 selfloop transitions, 2 changer transitions 0/240 dead transitions. [2024-11-13 13:00:08,251 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 244 places, 240 transitions, 545 flow [2024-11-13 13:00:08,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:00:08,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:00:08,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 801 transitions. [2024-11-13 13:00:08,254 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8190184049079755 [2024-11-13 13:00:08,254 INFO L175 Difference]: Start difference. First operand has 244 places, 239 transitions, 506 flow. Second operand 3 states and 801 transitions. [2024-11-13 13:00:08,254 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 244 places, 240 transitions, 545 flow [2024-11-13 13:00:08,257 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 242 places, 240 transitions, 535 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:00:08,260 INFO L231 Difference]: Finished difference. Result has 243 places, 239 transitions, 506 flow [2024-11-13 13:00:08,261 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=492, PETRI_DIFFERENCE_MINUEND_PLACES=240, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=237, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=235, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=506, PETRI_PLACES=243, PETRI_TRANSITIONS=239} [2024-11-13 13:00:08,261 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -59 predicate places. [2024-11-13 13:00:08,261 INFO L471 AbstractCegarLoop]: Abstraction has has 243 places, 239 transitions, 506 flow [2024-11-13 13:00:08,262 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 262.3333333333333) internal successors, (787), 3 states have internal predecessors, (787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:08,262 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:08,262 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:08,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-13 13:00:08,263 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:08,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:08,263 INFO L85 PathProgramCache]: Analyzing trace with hash 1443436098, now seen corresponding path program 1 times [2024-11-13 13:00:08,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:08,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511008593] [2024-11-13 13:00:08,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:08,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:08,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:08,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:08,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:08,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511008593] [2024-11-13 13:00:08,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511008593] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:08,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:08,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:00:08,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254014532] [2024-11-13 13:00:08,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:08,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:00:08,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:08,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:00:08,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:00:08,392 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 326 [2024-11-13 13:00:08,393 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 243 places, 239 transitions, 506 flow. Second operand has 3 states, 3 states have (on average 259.3333333333333) internal successors, (778), 3 states have internal predecessors, (778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:08,394 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:08,394 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 326 [2024-11-13 13:00:08,395 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:08,591 INFO L124 PetriNetUnfolderBase]: 81/569 cut-off events. [2024-11-13 13:00:08,591 INFO L125 PetriNetUnfolderBase]: For 47/47 co-relation queries the response was YES. [2024-11-13 13:00:08,593 INFO L83 FinitePrefix]: Finished finitePrefix Result has 810 conditions, 569 events. 81/569 cut-off events. For 47/47 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 2114 event pairs, 16 based on Foata normal form. 4/528 useless extension candidates. Maximal degree in co-relation 726. Up to 113 conditions per place. [2024-11-13 13:00:08,595 INFO L140 encePairwiseOnDemand]: 319/326 looper letters, 13 selfloop transitions, 5 changer transitions 4/240 dead transitions. [2024-11-13 13:00:08,595 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 242 places, 240 transitions, 553 flow [2024-11-13 13:00:08,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:00:08,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:00:08,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 794 transitions. [2024-11-13 13:00:08,599 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8118609406952966 [2024-11-13 13:00:08,599 INFO L175 Difference]: Start difference. First operand has 243 places, 239 transitions, 506 flow. Second operand 3 states and 794 transitions. [2024-11-13 13:00:08,599 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 242 places, 240 transitions, 553 flow [2024-11-13 13:00:08,602 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 242 places, 240 transitions, 553 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 13:00:08,606 INFO L231 Difference]: Finished difference. Result has 242 places, 232 transitions, 501 flow [2024-11-13 13:00:08,607 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=500, PETRI_DIFFERENCE_MINUEND_PLACES=240, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=236, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=231, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=501, PETRI_PLACES=242, PETRI_TRANSITIONS=232} [2024-11-13 13:00:08,608 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -60 predicate places. [2024-11-13 13:00:08,608 INFO L471 AbstractCegarLoop]: Abstraction has has 242 places, 232 transitions, 501 flow [2024-11-13 13:00:08,610 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 259.3333333333333) internal successors, (778), 3 states have internal predecessors, (778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:08,610 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:08,611 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:08,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-13 13:00:08,611 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting thread1Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:08,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:08,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1974763435, now seen corresponding path program 1 times [2024-11-13 13:00:08,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:08,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928177881] [2024-11-13 13:00:08,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:08,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:08,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:08,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:08,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:08,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928177881] [2024-11-13 13:00:08,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928177881] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:08,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:08,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:00:08,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786663924] [2024-11-13 13:00:08,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:08,731 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:00:08,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:08,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:00:08,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:00:08,761 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 260 out of 326 [2024-11-13 13:00:08,762 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 242 places, 232 transitions, 501 flow. Second operand has 3 states, 3 states have (on average 262.6666666666667) internal successors, (788), 3 states have internal predecessors, (788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:08,762 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:08,762 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 260 of 326 [2024-11-13 13:00:08,763 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:08,952 INFO L124 PetriNetUnfolderBase]: 74/624 cut-off events. [2024-11-13 13:00:08,953 INFO L125 PetriNetUnfolderBase]: For 66/66 co-relation queries the response was YES. [2024-11-13 13:00:08,954 INFO L83 FinitePrefix]: Finished finitePrefix Result has 920 conditions, 624 events. 74/624 cut-off events. For 66/66 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 2435 event pairs, 41 based on Foata normal form. 0/580 useless extension candidates. Maximal degree in co-relation 835. Up to 116 conditions per place. [2024-11-13 13:00:08,956 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 17 selfloop transitions, 2 changer transitions 0/235 dead transitions. [2024-11-13 13:00:08,956 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 239 places, 235 transitions, 554 flow [2024-11-13 13:00:08,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:00:08,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:00:08,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 797 transitions. [2024-11-13 13:00:08,959 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8149284253578732 [2024-11-13 13:00:08,959 INFO L175 Difference]: Start difference. First operand has 242 places, 232 transitions, 501 flow. Second operand 3 states and 797 transitions. [2024-11-13 13:00:08,960 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 239 places, 235 transitions, 554 flow [2024-11-13 13:00:08,964 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 237 places, 235 transitions, 540 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:00:08,968 INFO L231 Difference]: Finished difference. Result has 237 places, 231 transitions, 493 flow [2024-11-13 13:00:08,969 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=489, PETRI_DIFFERENCE_MINUEND_PLACES=235, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=231, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=229, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=493, PETRI_PLACES=237, PETRI_TRANSITIONS=231} [2024-11-13 13:00:08,969 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -65 predicate places. [2024-11-13 13:00:08,969 INFO L471 AbstractCegarLoop]: Abstraction has has 237 places, 231 transitions, 493 flow [2024-11-13 13:00:08,970 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 262.6666666666667) internal successors, (788), 3 states have internal predecessors, (788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:08,970 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:00:08,970 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:08,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-13 13:00:08,971 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thread2Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2024-11-13 13:00:08,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:00:08,972 INFO L85 PathProgramCache]: Analyzing trace with hash 154185203, now seen corresponding path program 1 times [2024-11-13 13:00:08,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:00:08,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439016516] [2024-11-13 13:00:08,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:00:08,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:00:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:00:09,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:00:09,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:00:09,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439016516] [2024-11-13 13:00:09,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439016516] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:00:09,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:00:09,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:00:09,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126916623] [2024-11-13 13:00:09,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:00:09,134 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:00:09,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:00:09,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:00:09,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:00:09,168 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 260 out of 326 [2024-11-13 13:00:09,169 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 237 places, 231 transitions, 493 flow. Second operand has 3 states, 3 states have (on average 263.0) internal successors, (789), 3 states have internal predecessors, (789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:09,170 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:00:09,170 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 260 of 326 [2024-11-13 13:00:09,170 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:00:09,317 INFO L124 PetriNetUnfolderBase]: 81/538 cut-off events. [2024-11-13 13:00:09,317 INFO L125 PetriNetUnfolderBase]: For 45/45 co-relation queries the response was YES. [2024-11-13 13:00:09,319 INFO L83 FinitePrefix]: Finished finitePrefix Result has 777 conditions, 538 events. 81/538 cut-off events. For 45/45 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1969 event pairs, 48 based on Foata normal form. 0/499 useless extension candidates. Maximal degree in co-relation 692. Up to 129 conditions per place. [2024-11-13 13:00:09,320 INFO L140 encePairwiseOnDemand]: 323/326 looper letters, 0 selfloop transitions, 0 changer transitions 234/234 dead transitions. [2024-11-13 13:00:09,320 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 238 places, 234 transitions, 542 flow [2024-11-13 13:00:09,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:00:09,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:00:09,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 797 transitions. [2024-11-13 13:00:09,323 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8149284253578732 [2024-11-13 13:00:09,323 INFO L175 Difference]: Start difference. First operand has 237 places, 231 transitions, 493 flow. Second operand 3 states and 797 transitions. [2024-11-13 13:00:09,323 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 238 places, 234 transitions, 542 flow [2024-11-13 13:00:09,325 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 236 places, 234 transitions, 538 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:00:09,327 INFO L231 Difference]: Finished difference. Result has 236 places, 0 transitions, 0 flow [2024-11-13 13:00:09,328 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=326, PETRI_DIFFERENCE_MINUEND_FLOW=487, PETRI_DIFFERENCE_MINUEND_PLACES=234, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=230, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=230, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=236, PETRI_TRANSITIONS=0} [2024-11-13 13:00:09,328 INFO L277 CegarLoopForPetriNet]: 302 programPoint places, -66 predicate places. [2024-11-13 13:00:09,329 INFO L471 AbstractCegarLoop]: Abstraction has has 236 places, 0 transitions, 0 flow [2024-11-13 13:00:09,329 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 263.0) internal successors, (789), 3 states have internal predecessors, (789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:00:09,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (114 of 115 remaining) [2024-11-13 13:00:09,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (113 of 115 remaining) [2024-11-13 13:00:09,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (112 of 115 remaining) [2024-11-13 13:00:09,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (111 of 115 remaining) [2024-11-13 13:00:09,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (110 of 115 remaining) [2024-11-13 13:00:09,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (109 of 115 remaining) [2024-11-13 13:00:09,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (108 of 115 remaining) [2024-11-13 13:00:09,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (107 of 115 remaining) [2024-11-13 13:00:09,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (106 of 115 remaining) [2024-11-13 13:00:09,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (105 of 115 remaining) [2024-11-13 13:00:09,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (104 of 115 remaining) [2024-11-13 13:00:09,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (103 of 115 remaining) [2024-11-13 13:00:09,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (102 of 115 remaining) [2024-11-13 13:00:09,336 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (101 of 115 remaining) [2024-11-13 13:00:09,336 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (100 of 115 remaining) [2024-11-13 13:00:09,336 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (99 of 115 remaining) [2024-11-13 13:00:09,336 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (98 of 115 remaining) [2024-11-13 13:00:09,336 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (97 of 115 remaining) [2024-11-13 13:00:09,337 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (96 of 115 remaining) [2024-11-13 13:00:09,337 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (95 of 115 remaining) [2024-11-13 13:00:09,337 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (94 of 115 remaining) [2024-11-13 13:00:09,337 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (93 of 115 remaining) [2024-11-13 13:00:09,337 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (92 of 115 remaining) [2024-11-13 13:00:09,338 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (91 of 115 remaining) [2024-11-13 13:00:09,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (90 of 115 remaining) [2024-11-13 13:00:09,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (89 of 115 remaining) [2024-11-13 13:00:09,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (88 of 115 remaining) [2024-11-13 13:00:09,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (87 of 115 remaining) [2024-11-13 13:00:09,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (86 of 115 remaining) [2024-11-13 13:00:09,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (85 of 115 remaining) [2024-11-13 13:00:09,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (84 of 115 remaining) [2024-11-13 13:00:09,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (83 of 115 remaining) [2024-11-13 13:00:09,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (82 of 115 remaining) [2024-11-13 13:00:09,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (81 of 115 remaining) [2024-11-13 13:00:09,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (80 of 115 remaining) [2024-11-13 13:00:09,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (79 of 115 remaining) [2024-11-13 13:00:09,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (78 of 115 remaining) [2024-11-13 13:00:09,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (77 of 115 remaining) [2024-11-13 13:00:09,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (76 of 115 remaining) [2024-11-13 13:00:09,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (75 of 115 remaining) [2024-11-13 13:00:09,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (74 of 115 remaining) [2024-11-13 13:00:09,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (73 of 115 remaining) [2024-11-13 13:00:09,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (72 of 115 remaining) [2024-11-13 13:00:09,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (71 of 115 remaining) [2024-11-13 13:00:09,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (70 of 115 remaining) [2024-11-13 13:00:09,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (69 of 115 remaining) [2024-11-13 13:00:09,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (68 of 115 remaining) [2024-11-13 13:00:09,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (67 of 115 remaining) [2024-11-13 13:00:09,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (66 of 115 remaining) [2024-11-13 13:00:09,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (65 of 115 remaining) [2024-11-13 13:00:09,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (64 of 115 remaining) [2024-11-13 13:00:09,341 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (63 of 115 remaining) [2024-11-13 13:00:09,342 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (62 of 115 remaining) [2024-11-13 13:00:09,343 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (61 of 115 remaining) [2024-11-13 13:00:09,343 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (60 of 115 remaining) [2024-11-13 13:00:09,343 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (59 of 115 remaining) [2024-11-13 13:00:09,343 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (58 of 115 remaining) [2024-11-13 13:00:09,343 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (57 of 115 remaining) [2024-11-13 13:00:09,343 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (56 of 115 remaining) [2024-11-13 13:00:09,343 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (55 of 115 remaining) [2024-11-13 13:00:09,343 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (54 of 115 remaining) [2024-11-13 13:00:09,344 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (53 of 115 remaining) [2024-11-13 13:00:09,344 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (52 of 115 remaining) [2024-11-13 13:00:09,344 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (51 of 115 remaining) [2024-11-13 13:00:09,344 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (50 of 115 remaining) [2024-11-13 13:00:09,344 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (49 of 115 remaining) [2024-11-13 13:00:09,344 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (48 of 115 remaining) [2024-11-13 13:00:09,344 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (47 of 115 remaining) [2024-11-13 13:00:09,344 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (46 of 115 remaining) [2024-11-13 13:00:09,345 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (45 of 115 remaining) [2024-11-13 13:00:09,345 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (44 of 115 remaining) [2024-11-13 13:00:09,345 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (43 of 115 remaining) [2024-11-13 13:00:09,345 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (42 of 115 remaining) [2024-11-13 13:00:09,345 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (41 of 115 remaining) [2024-11-13 13:00:09,345 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (40 of 115 remaining) [2024-11-13 13:00:09,345 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (39 of 115 remaining) [2024-11-13 13:00:09,345 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (38 of 115 remaining) [2024-11-13 13:00:09,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (37 of 115 remaining) [2024-11-13 13:00:09,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (36 of 115 remaining) [2024-11-13 13:00:09,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (35 of 115 remaining) [2024-11-13 13:00:09,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (34 of 115 remaining) [2024-11-13 13:00:09,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (33 of 115 remaining) [2024-11-13 13:00:09,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (32 of 115 remaining) [2024-11-13 13:00:09,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (31 of 115 remaining) [2024-11-13 13:00:09,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (30 of 115 remaining) [2024-11-13 13:00:09,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (29 of 115 remaining) [2024-11-13 13:00:09,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (28 of 115 remaining) [2024-11-13 13:00:09,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (27 of 115 remaining) [2024-11-13 13:00:09,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (26 of 115 remaining) [2024-11-13 13:00:09,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (25 of 115 remaining) [2024-11-13 13:00:09,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (24 of 115 remaining) [2024-11-13 13:00:09,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (23 of 115 remaining) [2024-11-13 13:00:09,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (22 of 115 remaining) [2024-11-13 13:00:09,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (21 of 115 remaining) [2024-11-13 13:00:09,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (20 of 115 remaining) [2024-11-13 13:00:09,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (19 of 115 remaining) [2024-11-13 13:00:09,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (18 of 115 remaining) [2024-11-13 13:00:09,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (17 of 115 remaining) [2024-11-13 13:00:09,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (16 of 115 remaining) [2024-11-13 13:00:09,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (15 of 115 remaining) [2024-11-13 13:00:09,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (14 of 115 remaining) [2024-11-13 13:00:09,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (13 of 115 remaining) [2024-11-13 13:00:09,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (12 of 115 remaining) [2024-11-13 13:00:09,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (11 of 115 remaining) [2024-11-13 13:00:09,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (10 of 115 remaining) [2024-11-13 13:00:09,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (9 of 115 remaining) [2024-11-13 13:00:09,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (8 of 115 remaining) [2024-11-13 13:00:09,350 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (7 of 115 remaining) [2024-11-13 13:00:09,350 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (6 of 115 remaining) [2024-11-13 13:00:09,350 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (5 of 115 remaining) [2024-11-13 13:00:09,351 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (4 of 115 remaining) [2024-11-13 13:00:09,351 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (3 of 115 remaining) [2024-11-13 13:00:09,351 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (2 of 115 remaining) [2024-11-13 13:00:09,351 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (1 of 115 remaining) [2024-11-13 13:00:09,351 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (0 of 115 remaining) [2024-11-13 13:00:09,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-13 13:00:09,352 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:00:09,359 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-13 13:00:09,359 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 13:00:09,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 01:00:09 BasicIcfg [2024-11-13 13:00:09,372 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 13:00:09,373 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 13:00:09,373 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 13:00:09,373 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 13:00:09,374 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:00:01" (3/4) ... [2024-11-13 13:00:09,377 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 13:00:09,380 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-13 13:00:09,381 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-13 13:00:09,388 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-11-13 13:00:09,389 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 13:00:09,389 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 13:00:09,389 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 13:00:09,495 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfadaa5c-c363-4bd8-9045-1382e770ed39/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 13:00:09,495 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfadaa5c-c363-4bd8-9045-1382e770ed39/bin/uautomizer-verify-qhAvR1uOyd/witness.yml [2024-11-13 13:00:09,495 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 13:00:09,496 INFO L158 Benchmark]: Toolchain (without parser) took 10363.28ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 93.3MB in the beginning and 90.7MB in the end (delta: 2.6MB). Peak memory consumption was 86.2MB. Max. memory is 16.1GB. [2024-11-13 13:00:09,497 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:00:09,497 INFO L158 Benchmark]: CACSL2BoogieTranslator took 471.51ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 80.1MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 13:00:09,497 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.50ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 77.2MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:00:09,498 INFO L158 Benchmark]: Boogie Preprocessor took 73.02ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 75.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:00:09,498 INFO L158 Benchmark]: RCFGBuilder took 1931.18ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 75.7MB in the end (delta: -552.8kB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2024-11-13 13:00:09,499 INFO L158 Benchmark]: TraceAbstraction took 7665.38ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 74.9MB in the beginning and 95.1MB in the end (delta: -20.2MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2024-11-13 13:00:09,499 INFO L158 Benchmark]: Witness Printer took 122.76ms. Allocated memory is still 201.3MB. Free memory was 95.1MB in the beginning and 90.7MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:00:09,501 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 471.51ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 80.1MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.50ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 77.2MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 73.02ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 75.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1931.18ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 75.7MB in the end (delta: -552.8kB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. * TraceAbstraction took 7665.38ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 74.9MB in the beginning and 95.1MB in the end (delta: -20.2MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. * Witness Printer took 122.76ms. Allocated memory is still 201.3MB. Free memory was 95.1MB in the beginning and 90.7MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 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: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: 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: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: 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: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: 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: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: 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: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: 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: 91]: 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: 113]: 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: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 404 locations, 115 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: 7.4s, OverallIterations: 19, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 347 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 145 mSDsluCounter, 69 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 67 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 622 IncrementalHoareTripleChecker+Invalid, 689 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 67 mSolverCounterUnsat, 69 mSDtfsCounter, 622 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=626occurred in iteration=0, InterpolantAutomatonStates: 60, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 1811 NumberOfCodeBlocks, 1811 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1792 ConstructedInterpolants, 0 QuantifiedInterpolants, 1943 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 65 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-13 13:00:09,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfadaa5c-c363-4bd8-9045-1382e770ed39/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE