./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-series3.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_d957f359-c779-4a0f-8062-8047cb42b164/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d957f359-c779-4a0f-8062-8047cb42b164/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_d957f359-c779-4a0f-8062-8047cb42b164/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d957f359-c779-4a0f-8062-8047cb42b164/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d957f359-c779-4a0f-8062-8047cb42b164/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_d957f359-c779-4a0f-8062-8047cb42b164/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 c031a4ce44fce05276ee0c322906dbff86776176e55e116d257d2b83e85a253c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:03:11,334 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:03:11,464 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d957f359-c779-4a0f-8062-8047cb42b164/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-13 16:03:11,474 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:03:11,474 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 16:03:11,517 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:03:11,520 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 16:03:11,521 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 16:03:11,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:03:11,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 16:03:11,523 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:03:11,523 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:03:11,523 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 16:03:11,524 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:03:11,524 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:03:11,524 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:03:11,524 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:03:11,524 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:03:11,524 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:03:11,524 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:03:11,525 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:03:11,525 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:03:11,525 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-13 16:03:11,525 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:03:11,525 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:03:11,525 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:03:11,525 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:03:11,525 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:03:11,525 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:03:11,526 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 16:03:11,526 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 16:03:11,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 16:03:11,526 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:03:11,526 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:03:11,526 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:03:11,526 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 16:03:11,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:03:11,527 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 16:03:11,527 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 16:03:11,527 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 16:03:11,527 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 16:03:11,527 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_d957f359-c779-4a0f-8062-8047cb42b164/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 -> c031a4ce44fce05276ee0c322906dbff86776176e55e116d257d2b83e85a253c [2024-11-13 16:03:11,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:03:11,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:03:11,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:03:12,001 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:03:12,001 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:03:12,003 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d957f359-c779-4a0f-8062-8047cb42b164/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c Unable to find full path for "g++" [2024-11-13 16:03:14,364 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:03:14,780 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:03:14,787 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d957f359-c779-4a0f-8062-8047cb42b164/sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c [2024-11-13 16:03:14,812 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d957f359-c779-4a0f-8062-8047cb42b164/bin/uautomizer-verify-qhAvR1uOyd/data/50d0d44d3/7b3b074498c54fbfbe5ba646d378eb71/FLAG7d9583bfd [2024-11-13 16:03:14,844 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d957f359-c779-4a0f-8062-8047cb42b164/bin/uautomizer-verify-qhAvR1uOyd/data/50d0d44d3/7b3b074498c54fbfbe5ba646d378eb71 [2024-11-13 16:03:14,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:03:14,850 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:03:14,853 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:03:14,853 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:03:14,861 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:03:14,862 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:03:14" (1/1) ... [2024-11-13 16:03:14,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@444c6d0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:03:14, skipping insertion in model container [2024-11-13 16:03:14,864 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:03:14" (1/1) ... [2024-11-13 16:03:14,894 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:03:15,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:03:15,277 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:03:15,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:03:15,370 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:03:15,370 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:03:15 WrapperNode [2024-11-13 16:03:15,371 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:03:15,372 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:03:15,372 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:03:15,372 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:03:15,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:03:15" (1/1) ... [2024-11-13 16:03:15,406 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:03:15" (1/1) ... [2024-11-13 16:03:15,479 INFO L138 Inliner]: procedures = 26, calls = 68, calls flagged for inlining = 23, calls inlined = 29, statements flattened = 645 [2024-11-13 16:03:15,479 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:03:15,480 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:03:15,480 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:03:15,480 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:03:15,502 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:03:15" (1/1) ... [2024-11-13 16:03:15,502 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:03:15" (1/1) ... [2024-11-13 16:03:15,516 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:03:15" (1/1) ... [2024-11-13 16:03:15,520 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:03:15" (1/1) ... [2024-11-13 16:03:15,550 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:03:15" (1/1) ... [2024-11-13 16:03:15,558 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:03:15" (1/1) ... [2024-11-13 16:03:15,562 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:03:15" (1/1) ... [2024-11-13 16:03:15,564 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:03:15" (1/1) ... [2024-11-13 16:03:15,571 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:03:15,576 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:03:15,576 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:03:15,576 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:03:15,578 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:03:15" (1/1) ... [2024-11-13 16:03:15,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 16:03:15,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d957f359-c779-4a0f-8062-8047cb42b164/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:03:15,641 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d957f359-c779-4a0f-8062-8047cb42b164/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 16:03:15,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d957f359-c779-4a0f-8062-8047cb42b164/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 16:03:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:03:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 16:03:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 16:03:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 16:03:15,687 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 16:03:15,687 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 16:03:15,687 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 16:03:15,687 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 16:03:15,688 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 16:03:15,688 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-13 16:03:15,688 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-13 16:03:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:03:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 16:03:15,689 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 16:03:15,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 16:03:15,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:03:15,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:03:15,693 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 16:03:15,926 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:03:15,930 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:03:17,509 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 16:03:17,510 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:03:18,963 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:03:18,964 INFO L316 CfgBuilder]: Removed 7 assume(true) statements. [2024-11-13 16:03:18,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:03:18 BoogieIcfgContainer [2024-11-13 16:03:18,965 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:03:18,968 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 16:03:18,969 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 16:03:18,975 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 16:03:18,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 04:03:14" (1/3) ... [2024-11-13 16:03:18,977 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3679f877 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 04:03:18, skipping insertion in model container [2024-11-13 16:03:18,977 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:03:15" (2/3) ... [2024-11-13 16:03:18,977 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3679f877 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 04:03:18, skipping insertion in model container [2024-11-13 16:03:18,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:03:18" (3/3) ... [2024-11-13 16:03:18,980 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-series3.wvr.c [2024-11-13 16:03:19,003 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 16:03:19,005 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-more-buffer-series3.wvr.c that has 5 procedures, 417 locations, 1 initial locations, 7 loop locations, and 99 error locations. [2024-11-13 16:03:19,006 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 16:03:19,296 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-13 16:03:19,377 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 429 places, 438 transitions, 904 flow [2024-11-13 16:03:19,720 INFO L124 PetriNetUnfolderBase]: 22/434 cut-off events. [2024-11-13 16:03:19,723 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-13 16:03:19,737 INFO L83 FinitePrefix]: Finished finitePrefix Result has 451 conditions, 434 events. 22/434 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 677 event pairs, 0 based on Foata normal form. 0/313 useless extension candidates. Maximal degree in co-relation 385. Up to 2 conditions per place. [2024-11-13 16:03:19,738 INFO L82 GeneralOperation]: Start removeDead. Operand has 429 places, 438 transitions, 904 flow [2024-11-13 16:03:19,756 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 409 places, 417 transitions, 858 flow [2024-11-13 16:03:19,770 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 16:03:19,792 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;@3c9daddf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 16:03:19,792 INFO L334 AbstractCegarLoop]: Starting to check reachability of 182 error locations. [2024-11-13 16:03:19,801 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 16:03:19,803 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2024-11-13 16:03:19,803 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 16:03:19,804 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:03:19,804 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:03:19,805 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-13 16:03:19,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:03:19,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1698611668, now seen corresponding path program 1 times [2024-11-13 16:03:19,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:03:19,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276194871] [2024-11-13 16:03:19,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:03:19,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:03:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:03:20,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:03:20,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:03:20,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276194871] [2024-11-13 16:03:20,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276194871] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:03:20,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:03:20,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:03:20,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915807170] [2024-11-13 16:03:20,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:03:20,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:03:20,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:03:20,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:03:20,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:03:20,291 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 312 out of 438 [2024-11-13 16:03:20,302 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 409 places, 417 transitions, 858 flow. Second operand has 3 states, 3 states have (on average 313.3333333333333) internal successors, (940), 3 states have internal predecessors, (940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:20,302 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:03:20,303 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 312 of 438 [2024-11-13 16:03:20,305 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:03:21,348 INFO L124 PetriNetUnfolderBase]: 745/1700 cut-off events. [2024-11-13 16:03:21,349 INFO L125 PetriNetUnfolderBase]: For 214/214 co-relation queries the response was YES. [2024-11-13 16:03:21,355 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2903 conditions, 1700 events. 745/1700 cut-off events. For 214/214 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8766 event pairs, 485 based on Foata normal form. 267/1808 useless extension candidates. Maximal degree in co-relation 2496. Up to 1009 conditions per place. [2024-11-13 16:03:21,368 INFO L140 encePairwiseOnDemand]: 342/438 looper letters, 27 selfloop transitions, 2 changer transitions 7/323 dead transitions. [2024-11-13 16:03:21,369 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 331 places, 323 transitions, 728 flow [2024-11-13 16:03:21,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:03:21,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:03:21,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1059 transitions. [2024-11-13 16:03:21,396 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8059360730593608 [2024-11-13 16:03:21,398 INFO L175 Difference]: Start difference. First operand has 409 places, 417 transitions, 858 flow. Second operand 3 states and 1059 transitions. [2024-11-13 16:03:21,399 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 331 places, 323 transitions, 728 flow [2024-11-13 16:03:21,415 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 323 places, 323 transitions, 712 flow, removed 0 selfloop flow, removed 8 redundant places. [2024-11-13 16:03:21,429 INFO L231 Difference]: Finished difference. Result has 323 places, 316 transitions, 644 flow [2024-11-13 16:03:21,435 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=654, PETRI_DIFFERENCE_MINUEND_PLACES=321, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=323, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=321, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=644, PETRI_PLACES=323, PETRI_TRANSITIONS=316} [2024-11-13 16:03:21,442 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -86 predicate places. [2024-11-13 16:03:21,443 INFO L471 AbstractCegarLoop]: Abstraction has has 323 places, 316 transitions, 644 flow [2024-11-13 16:03:21,444 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 313.3333333333333) internal successors, (940), 3 states have internal predecessors, (940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:21,444 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:03:21,444 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:03:21,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 16:03:21,445 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-13 16:03:21,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:03:21,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1939835196, now seen corresponding path program 1 times [2024-11-13 16:03:21,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:03:21,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915637625] [2024-11-13 16:03:21,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:03:21,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:03:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:03:21,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:03:21,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:03:21,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915637625] [2024-11-13 16:03:21,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915637625] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:03:21,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:03:21,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:03:21,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081863021] [2024-11-13 16:03:21,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:03:21,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:03:21,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:03:21,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:03:21,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:03:21,650 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 438 [2024-11-13 16:03:21,652 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 323 places, 316 transitions, 644 flow. Second operand has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:21,652 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:03:21,652 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 438 [2024-11-13 16:03:21,652 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:03:22,350 INFO L124 PetriNetUnfolderBase]: 745/1692 cut-off events. [2024-11-13 16:03:22,350 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-13 16:03:22,355 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2775 conditions, 1692 events. 745/1692 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8803 event pairs, 485 based on Foata normal form. 0/1541 useless extension candidates. Maximal degree in co-relation 2736. Up to 1008 conditions per place. [2024-11-13 16:03:22,366 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 26 selfloop transitions, 2 changer transitions 0/315 dead transitions. [2024-11-13 16:03:22,367 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 317 places, 315 transitions, 698 flow [2024-11-13 16:03:22,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:03:22,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:03:22,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 968 transitions. [2024-11-13 16:03:22,371 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7366818873668188 [2024-11-13 16:03:22,371 INFO L175 Difference]: Start difference. First operand has 323 places, 316 transitions, 644 flow. Second operand 3 states and 968 transitions. [2024-11-13 16:03:22,371 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 317 places, 315 transitions, 698 flow [2024-11-13 16:03:22,374 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 315 places, 315 transitions, 694 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:03:22,380 INFO L231 Difference]: Finished difference. Result has 315 places, 315 transitions, 642 flow [2024-11-13 16:03:22,381 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=638, PETRI_DIFFERENCE_MINUEND_PLACES=313, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=315, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=313, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=642, PETRI_PLACES=315, PETRI_TRANSITIONS=315} [2024-11-13 16:03:22,382 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -94 predicate places. [2024-11-13 16:03:22,382 INFO L471 AbstractCegarLoop]: Abstraction has has 315 places, 315 transitions, 642 flow [2024-11-13 16:03:22,383 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:22,383 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:03:22,383 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:03:22,384 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 16:03:22,384 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-13 16:03:22,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:03:22,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1575099675, now seen corresponding path program 1 times [2024-11-13 16:03:22,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:03:22,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976859583] [2024-11-13 16:03:22,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:03:22,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:03:22,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:03:22,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:03:22,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:03:22,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976859583] [2024-11-13 16:03:22,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976859583] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:03:22,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:03:22,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:03:22,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856408818] [2024-11-13 16:03:22,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:03:22,534 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:03:22,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:03:22,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:03:22,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:03:22,556 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 438 [2024-11-13 16:03:22,559 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 315 places, 315 transitions, 642 flow. Second operand has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:22,563 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:03:22,563 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 438 [2024-11-13 16:03:22,564 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:03:23,193 INFO L124 PetriNetUnfolderBase]: 745/1691 cut-off events. [2024-11-13 16:03:23,194 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-13 16:03:23,198 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2774 conditions, 1691 events. 745/1691 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8733 event pairs, 485 based on Foata normal form. 0/1541 useless extension candidates. Maximal degree in co-relation 2727. Up to 1008 conditions per place. [2024-11-13 16:03:23,208 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 26 selfloop transitions, 2 changer transitions 0/314 dead transitions. [2024-11-13 16:03:23,208 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 316 places, 314 transitions, 696 flow [2024-11-13 16:03:23,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:03:23,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:03:23,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 968 transitions. [2024-11-13 16:03:23,212 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7366818873668188 [2024-11-13 16:03:23,213 INFO L175 Difference]: Start difference. First operand has 315 places, 315 transitions, 642 flow. Second operand 3 states and 968 transitions. [2024-11-13 16:03:23,213 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 316 places, 314 transitions, 696 flow [2024-11-13 16:03:23,216 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 314 places, 314 transitions, 692 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:03:23,221 INFO L231 Difference]: Finished difference. Result has 314 places, 314 transitions, 640 flow [2024-11-13 16:03:23,222 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=636, PETRI_DIFFERENCE_MINUEND_PLACES=312, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=314, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=312, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=640, PETRI_PLACES=314, PETRI_TRANSITIONS=314} [2024-11-13 16:03:23,224 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -95 predicate places. [2024-11-13 16:03:23,224 INFO L471 AbstractCegarLoop]: Abstraction has has 314 places, 314 transitions, 640 flow [2024-11-13 16:03:23,226 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:23,226 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:03:23,227 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:03:23,227 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 16:03:23,227 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-13 16:03:23,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:03:23,228 INFO L85 PathProgramCache]: Analyzing trace with hash -1136892215, now seen corresponding path program 1 times [2024-11-13 16:03:23,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:03:23,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739873135] [2024-11-13 16:03:23,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:03:23,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:03:23,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:03:23,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:03:23,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:03:23,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739873135] [2024-11-13 16:03:23,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739873135] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:03:23,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:03:23,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:03:23,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937029025] [2024-11-13 16:03:23,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:03:23,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:03:23,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:03:23,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:03:23,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:03:23,374 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 438 [2024-11-13 16:03:23,375 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 314 places, 314 transitions, 640 flow. Second operand has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:23,376 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:03:23,376 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 438 [2024-11-13 16:03:23,376 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:03:24,178 INFO L124 PetriNetUnfolderBase]: 745/1690 cut-off events. [2024-11-13 16:03:24,179 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-13 16:03:24,183 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2773 conditions, 1690 events. 745/1690 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8751 event pairs, 485 based on Foata normal form. 0/1541 useless extension candidates. Maximal degree in co-relation 2718. Up to 1008 conditions per place. [2024-11-13 16:03:24,193 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 26 selfloop transitions, 2 changer transitions 0/313 dead transitions. [2024-11-13 16:03:24,193 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 315 places, 313 transitions, 694 flow [2024-11-13 16:03:24,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:03:24,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:03:24,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 968 transitions. [2024-11-13 16:03:24,197 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7366818873668188 [2024-11-13 16:03:24,197 INFO L175 Difference]: Start difference. First operand has 314 places, 314 transitions, 640 flow. Second operand 3 states and 968 transitions. [2024-11-13 16:03:24,197 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 315 places, 313 transitions, 694 flow [2024-11-13 16:03:24,200 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 313 places, 313 transitions, 690 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:03:24,205 INFO L231 Difference]: Finished difference. Result has 313 places, 313 transitions, 638 flow [2024-11-13 16:03:24,206 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=634, PETRI_DIFFERENCE_MINUEND_PLACES=311, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=313, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=311, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=638, PETRI_PLACES=313, PETRI_TRANSITIONS=313} [2024-11-13 16:03:24,208 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -96 predicate places. [2024-11-13 16:03:24,209 INFO L471 AbstractCegarLoop]: Abstraction has has 313 places, 313 transitions, 638 flow [2024-11-13 16:03:24,210 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:24,210 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:03:24,211 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:03:24,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 16:03:24,211 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-13 16:03:24,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:03:24,212 INFO L85 PathProgramCache]: Analyzing trace with hash -366084345, now seen corresponding path program 1 times [2024-11-13 16:03:24,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:03:24,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698458981] [2024-11-13 16:03:24,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:03:24,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:03:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:03:24,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:03:24,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:03:24,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698458981] [2024-11-13 16:03:24,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698458981] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:03:24,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:03:24,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:03:24,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248594054] [2024-11-13 16:03:24,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:03:24,320 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:03:24,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:03:24,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:03:24,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:03:24,341 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 438 [2024-11-13 16:03:24,343 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 313 places, 313 transitions, 638 flow. Second operand has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:24,343 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:03:24,343 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 438 [2024-11-13 16:03:24,343 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:03:25,162 INFO L124 PetriNetUnfolderBase]: 982/2330 cut-off events. [2024-11-13 16:03:25,162 INFO L125 PetriNetUnfolderBase]: For 62/62 co-relation queries the response was YES. [2024-11-13 16:03:25,168 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3746 conditions, 2330 events. 982/2330 cut-off events. For 62/62 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 14325 event pairs, 392 based on Foata normal form. 0/2117 useless extension candidates. Maximal degree in co-relation 3683. Up to 714 conditions per place. [2024-11-13 16:03:25,181 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 40 selfloop transitions, 2 changer transitions 0/329 dead transitions. [2024-11-13 16:03:25,181 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 329 transitions, 759 flow [2024-11-13 16:03:25,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:03:25,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:03:25,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 994 transitions. [2024-11-13 16:03:25,185 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.756468797564688 [2024-11-13 16:03:25,186 INFO L175 Difference]: Start difference. First operand has 313 places, 313 transitions, 638 flow. Second operand 3 states and 994 transitions. [2024-11-13 16:03:25,186 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 329 transitions, 759 flow [2024-11-13 16:03:25,188 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 312 places, 329 transitions, 755 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:03:25,194 INFO L231 Difference]: Finished difference. Result has 313 places, 313 transitions, 642 flow [2024-11-13 16:03:25,194 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=632, PETRI_DIFFERENCE_MINUEND_PLACES=310, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=312, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=310, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=642, PETRI_PLACES=313, PETRI_TRANSITIONS=313} [2024-11-13 16:03:25,197 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -96 predicate places. [2024-11-13 16:03:25,197 INFO L471 AbstractCegarLoop]: Abstraction has has 313 places, 313 transitions, 642 flow [2024-11-13 16:03:25,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:25,198 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:03:25,198 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] [2024-11-13 16:03:25,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 16:03:25,199 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-13 16:03:25,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:03:25,199 INFO L85 PathProgramCache]: Analyzing trace with hash 423936712, now seen corresponding path program 1 times [2024-11-13 16:03:25,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:03:25,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292361438] [2024-11-13 16:03:25,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:03:25,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:03:25,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:03:25,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:03:25,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:03:25,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292361438] [2024-11-13 16:03:25,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292361438] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:03:25,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:03:25,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:03:25,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608293184] [2024-11-13 16:03:25,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:03:25,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:03:25,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:03:25,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:03:25,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:03:25,311 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 438 [2024-11-13 16:03:25,313 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 313 places, 313 transitions, 642 flow. Second operand has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:25,313 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:03:25,313 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 438 [2024-11-13 16:03:25,314 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:03:26,108 INFO L124 PetriNetUnfolderBase]: 982/2326 cut-off events. [2024-11-13 16:03:26,108 INFO L125 PetriNetUnfolderBase]: For 225/225 co-relation queries the response was YES. [2024-11-13 16:03:26,115 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3981 conditions, 2326 events. 982/2326 cut-off events. For 225/225 co-relation queries the response was YES. Maximal size of possible extension queue 122. Compared 14493 event pairs, 665 based on Foata normal form. 0/2099 useless extension candidates. Maximal degree in co-relation 2132. Up to 1327 conditions per place. [2024-11-13 16:03:26,129 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 26 selfloop transitions, 2 changer transitions 0/312 dead transitions. [2024-11-13 16:03:26,130 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 312 transitions, 696 flow [2024-11-13 16:03:26,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:03:26,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:03:26,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 970 transitions. [2024-11-13 16:03:26,134 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7382039573820396 [2024-11-13 16:03:26,134 INFO L175 Difference]: Start difference. First operand has 313 places, 313 transitions, 642 flow. Second operand 3 states and 970 transitions. [2024-11-13 16:03:26,134 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 312 transitions, 696 flow [2024-11-13 16:03:26,138 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 313 places, 312 transitions, 694 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 16:03:26,143 INFO L231 Difference]: Finished difference. Result has 313 places, 312 transitions, 642 flow [2024-11-13 16:03:26,144 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=638, PETRI_DIFFERENCE_MINUEND_PLACES=311, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=312, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=310, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=642, PETRI_PLACES=313, PETRI_TRANSITIONS=312} [2024-11-13 16:03:26,147 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -96 predicate places. [2024-11-13 16:03:26,147 INFO L471 AbstractCegarLoop]: Abstraction has has 313 places, 312 transitions, 642 flow [2024-11-13 16:03:26,148 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:26,148 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:03:26,148 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 16:03:26,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 16:03:26,148 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-13 16:03:26,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:03:26,149 INFO L85 PathProgramCache]: Analyzing trace with hash 842820706, now seen corresponding path program 1 times [2024-11-13 16:03:26,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:03:26,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515336869] [2024-11-13 16:03:26,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:03:26,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:03:26,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:03:26,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:03:26,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:03:26,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515336869] [2024-11-13 16:03:26,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515336869] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:03:26,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:03:26,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:03:26,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821800114] [2024-11-13 16:03:26,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:03:26,225 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:03:26,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:03:26,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:03:26,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:03:26,248 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 438 [2024-11-13 16:03:26,250 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 313 places, 312 transitions, 642 flow. Second operand has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:26,250 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:03:26,250 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 438 [2024-11-13 16:03:26,250 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:03:26,973 INFO L124 PetriNetUnfolderBase]: 982/2325 cut-off events. [2024-11-13 16:03:26,974 INFO L125 PetriNetUnfolderBase]: For 224/224 co-relation queries the response was YES. [2024-11-13 16:03:26,979 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3904 conditions, 2325 events. 982/2325 cut-off events. For 224/224 co-relation queries the response was YES. Maximal size of possible extension queue 122. Compared 14494 event pairs, 665 based on Foata normal form. 0/2099 useless extension candidates. Maximal degree in co-relation 3832. Up to 1328 conditions per place. [2024-11-13 16:03:26,989 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 27 selfloop transitions, 2 changer transitions 0/311 dead transitions. [2024-11-13 16:03:26,989 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 311 transitions, 698 flow [2024-11-13 16:03:26,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:03:26,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:03:26,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 968 transitions. [2024-11-13 16:03:26,993 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7366818873668188 [2024-11-13 16:03:26,993 INFO L175 Difference]: Start difference. First operand has 313 places, 312 transitions, 642 flow. Second operand 3 states and 968 transitions. [2024-11-13 16:03:26,993 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 311 transitions, 698 flow [2024-11-13 16:03:26,995 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 312 places, 311 transitions, 694 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:03:26,999 INFO L231 Difference]: Finished difference. Result has 312 places, 311 transitions, 640 flow [2024-11-13 16:03:27,000 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=636, PETRI_DIFFERENCE_MINUEND_PLACES=310, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=311, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=309, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=640, PETRI_PLACES=312, PETRI_TRANSITIONS=311} [2024-11-13 16:03:27,000 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -97 predicate places. [2024-11-13 16:03:27,001 INFO L471 AbstractCegarLoop]: Abstraction has has 312 places, 311 transitions, 640 flow [2024-11-13 16:03:27,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:27,002 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:03:27,002 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 16:03:27,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-13 16:03:27,002 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-13 16:03:27,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:03:27,002 INFO L85 PathProgramCache]: Analyzing trace with hash -1350468979, now seen corresponding path program 1 times [2024-11-13 16:03:27,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:03:27,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147923383] [2024-11-13 16:03:27,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:03:27,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:03:27,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:03:27,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:03:27,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:03:27,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147923383] [2024-11-13 16:03:27,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147923383] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:03:27,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:03:27,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:03:27,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83590573] [2024-11-13 16:03:27,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:03:27,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:03:27,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:03:27,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:03:27,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:03:27,077 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 438 [2024-11-13 16:03:27,078 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 312 places, 311 transitions, 640 flow. Second operand has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:27,078 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:03:27,078 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 438 [2024-11-13 16:03:27,079 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:03:28,167 INFO L124 PetriNetUnfolderBase]: 1232/2818 cut-off events. [2024-11-13 16:03:28,168 INFO L125 PetriNetUnfolderBase]: For 291/291 co-relation queries the response was YES. [2024-11-13 16:03:28,176 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4774 conditions, 2818 events. 1232/2818 cut-off events. For 291/291 co-relation queries the response was YES. Maximal size of possible extension queue 152. Compared 18063 event pairs, 472 based on Foata normal form. 0/2558 useless extension candidates. Maximal degree in co-relation 4694. Up to 903 conditions per place. [2024-11-13 16:03:28,192 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 41 selfloop transitions, 2 changer transitions 0/327 dead transitions. [2024-11-13 16:03:28,192 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 327 transitions, 766 flow [2024-11-13 16:03:28,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:03:28,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:03:28,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 993 transitions. [2024-11-13 16:03:28,197 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7557077625570776 [2024-11-13 16:03:28,197 INFO L175 Difference]: Start difference. First operand has 312 places, 311 transitions, 640 flow. Second operand 3 states and 993 transitions. [2024-11-13 16:03:28,197 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 327 transitions, 766 flow [2024-11-13 16:03:28,200 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 311 places, 327 transitions, 762 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:03:28,206 INFO L231 Difference]: Finished difference. Result has 312 places, 311 transitions, 644 flow [2024-11-13 16:03:28,207 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=634, PETRI_DIFFERENCE_MINUEND_PLACES=309, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=310, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=308, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=644, PETRI_PLACES=312, PETRI_TRANSITIONS=311} [2024-11-13 16:03:28,208 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -97 predicate places. [2024-11-13 16:03:28,208 INFO L471 AbstractCegarLoop]: Abstraction has has 312 places, 311 transitions, 644 flow [2024-11-13 16:03:28,209 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:28,209 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:03:28,214 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:03:28,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-13 16:03:28,214 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-13 16:03:28,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:03:28,215 INFO L85 PathProgramCache]: Analyzing trace with hash -905149339, now seen corresponding path program 1 times [2024-11-13 16:03:28,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:03:28,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503358919] [2024-11-13 16:03:28,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:03:28,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:03:28,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:03:28,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:03:28,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:03:28,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503358919] [2024-11-13 16:03:28,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503358919] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:03:28,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:03:28,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:03:28,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327595229] [2024-11-13 16:03:28,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:03:28,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:03:28,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:03:28,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:03:28,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:03:28,332 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 438 [2024-11-13 16:03:28,334 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 312 places, 311 transitions, 644 flow. Second operand has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:28,334 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:03:28,334 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 438 [2024-11-13 16:03:28,334 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:03:29,281 INFO L124 PetriNetUnfolderBase]: 1232/3009 cut-off events. [2024-11-13 16:03:29,281 INFO L125 PetriNetUnfolderBase]: For 463/463 co-relation queries the response was YES. [2024-11-13 16:03:29,287 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5225 conditions, 3009 events. 1232/3009 cut-off events. For 463/463 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 20984 event pairs, 858 based on Foata normal form. 0/2695 useless extension candidates. Maximal degree in co-relation 3076. Up to 1665 conditions per place. [2024-11-13 16:03:29,301 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 27 selfloop transitions, 2 changer transitions 0/310 dead transitions. [2024-11-13 16:03:29,301 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 310 transitions, 700 flow [2024-11-13 16:03:29,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:03:29,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:03:29,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 970 transitions. [2024-11-13 16:03:29,305 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7382039573820396 [2024-11-13 16:03:29,305 INFO L175 Difference]: Start difference. First operand has 312 places, 311 transitions, 644 flow. Second operand 3 states and 970 transitions. [2024-11-13 16:03:29,306 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 310 transitions, 700 flow [2024-11-13 16:03:29,310 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 312 places, 310 transitions, 698 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 16:03:29,316 INFO L231 Difference]: Finished difference. Result has 312 places, 310 transitions, 644 flow [2024-11-13 16:03:29,317 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=640, PETRI_DIFFERENCE_MINUEND_PLACES=310, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=310, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=308, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=644, PETRI_PLACES=312, PETRI_TRANSITIONS=310} [2024-11-13 16:03:29,318 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -97 predicate places. [2024-11-13 16:03:29,319 INFO L471 AbstractCegarLoop]: Abstraction has has 312 places, 310 transitions, 644 flow [2024-11-13 16:03:29,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:29,320 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:03:29,320 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] [2024-11-13 16:03:29,320 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-13 16:03:29,321 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-13 16:03:29,321 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:03:29,321 INFO L85 PathProgramCache]: Analyzing trace with hash -1497147585, now seen corresponding path program 1 times [2024-11-13 16:03:29,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:03:29,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720797440] [2024-11-13 16:03:29,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:03:29,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:03:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:03:29,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:03:29,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:03:29,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720797440] [2024-11-13 16:03:29,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720797440] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:03:29,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:03:29,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:03:29,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132058468] [2024-11-13 16:03:29,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:03:29,416 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:03:29,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:03:29,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:03:29,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:03:29,430 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 438 [2024-11-13 16:03:29,432 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 312 places, 310 transitions, 644 flow. Second operand has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:29,432 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:03:29,432 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 438 [2024-11-13 16:03:29,432 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:03:30,401 INFO L124 PetriNetUnfolderBase]: 1232/3008 cut-off events. [2024-11-13 16:03:30,402 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-13 16:03:30,409 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5138 conditions, 3008 events. 1232/3008 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 21028 event pairs, 858 based on Foata normal form. 0/2695 useless extension candidates. Maximal degree in co-relation 5049. Up to 1663 conditions per place. [2024-11-13 16:03:30,422 INFO L140 encePairwiseOnDemand]: 436/438 looper letters, 26 selfloop transitions, 1 changer transitions 0/309 dead transitions. [2024-11-13 16:03:30,422 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 309 transitions, 696 flow [2024-11-13 16:03:30,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:03:30,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:03:30,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 977 transitions. [2024-11-13 16:03:30,426 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.743531202435312 [2024-11-13 16:03:30,426 INFO L175 Difference]: Start difference. First operand has 312 places, 310 transitions, 644 flow. Second operand 3 states and 977 transitions. [2024-11-13 16:03:30,426 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 309 transitions, 696 flow [2024-11-13 16:03:30,431 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 311 places, 309 transitions, 692 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:03:30,435 INFO L231 Difference]: Finished difference. Result has 311 places, 309 transitions, 640 flow [2024-11-13 16:03:30,436 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=638, PETRI_DIFFERENCE_MINUEND_PLACES=309, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=309, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=308, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=640, PETRI_PLACES=311, PETRI_TRANSITIONS=309} [2024-11-13 16:03:30,437 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -98 predicate places. [2024-11-13 16:03:30,437 INFO L471 AbstractCegarLoop]: Abstraction has has 311 places, 309 transitions, 640 flow [2024-11-13 16:03:30,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:30,438 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:03:30,438 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 16:03:30,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-13 16:03:30,439 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-13 16:03:30,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:03:30,440 INFO L85 PathProgramCache]: Analyzing trace with hash 187103177, now seen corresponding path program 1 times [2024-11-13 16:03:30,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:03:30,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524034079] [2024-11-13 16:03:30,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:03:30,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:03:30,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:03:31,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:03:31,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:03:31,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524034079] [2024-11-13 16:03:31,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524034079] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:03:31,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:03:31,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 16:03:31,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214145373] [2024-11-13 16:03:31,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:03:31,365 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 16:03:31,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:03:31,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 16:03:31,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-13 16:03:31,718 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 438 [2024-11-13 16:03:31,721 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 311 places, 309 transitions, 640 flow. Second operand has 6 states, 6 states have (on average 280.5) internal successors, (1683), 6 states have internal predecessors, (1683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:31,721 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:03:31,721 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 438 [2024-11-13 16:03:31,721 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:03:32,577 INFO L124 PetriNetUnfolderBase]: 1232/3005 cut-off events. [2024-11-13 16:03:32,577 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-13 16:03:32,586 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5170 conditions, 3005 events. 1232/3005 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 21023 event pairs, 858 based on Foata normal form. 0/2695 useless extension candidates. Maximal degree in co-relation 5082. Up to 1686 conditions per place. [2024-11-13 16:03:32,599 INFO L140 encePairwiseOnDemand]: 420/438 looper letters, 48 selfloop transitions, 15 changer transitions 0/306 dead transitions. [2024-11-13 16:03:32,599 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 306 transitions, 760 flow [2024-11-13 16:03:32,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 16:03:32,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-13 16:03:32,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1738 transitions. [2024-11-13 16:03:32,605 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6613394216133942 [2024-11-13 16:03:32,606 INFO L175 Difference]: Start difference. First operand has 311 places, 309 transitions, 640 flow. Second operand 6 states and 1738 transitions. [2024-11-13 16:03:32,606 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 306 transitions, 760 flow [2024-11-13 16:03:32,611 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 312 places, 306 transitions, 759 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 16:03:32,616 INFO L231 Difference]: Finished difference. Result has 312 places, 306 transitions, 663 flow [2024-11-13 16:03:32,617 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=633, PETRI_DIFFERENCE_MINUEND_PLACES=307, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=306, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=291, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=663, PETRI_PLACES=312, PETRI_TRANSITIONS=306} [2024-11-13 16:03:32,617 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -97 predicate places. [2024-11-13 16:03:32,618 INFO L471 AbstractCegarLoop]: Abstraction has has 312 places, 306 transitions, 663 flow [2024-11-13 16:03:32,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 280.5) internal successors, (1683), 6 states have internal predecessors, (1683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:32,619 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:03:32,621 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 16:03:32,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-13 16:03:32,622 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-13 16:03:32,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:03:32,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1331525892, now seen corresponding path program 1 times [2024-11-13 16:03:32,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:03:32,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495085850] [2024-11-13 16:03:32,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:03:32,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:03:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:03:32,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:03:32,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:03:32,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495085850] [2024-11-13 16:03:32,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495085850] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:03:32,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:03:32,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:03:32,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476603733] [2024-11-13 16:03:32,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:03:32,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:03:32,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:03:32,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:03:32,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:03:32,728 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 438 [2024-11-13 16:03:32,729 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 312 places, 306 transitions, 663 flow. Second operand has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:32,730 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:03:32,730 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 438 [2024-11-13 16:03:32,730 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:03:33,791 INFO L124 PetriNetUnfolderBase]: 1232/3004 cut-off events. [2024-11-13 16:03:33,791 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-13 16:03:33,801 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5150 conditions, 3004 events. 1232/3004 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 20988 event pairs, 858 based on Foata normal form. 0/2695 useless extension candidates. Maximal degree in co-relation 5100. Up to 1665 conditions per place. [2024-11-13 16:03:33,819 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 27 selfloop transitions, 2 changer transitions 0/305 dead transitions. [2024-11-13 16:03:33,819 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 305 transitions, 719 flow [2024-11-13 16:03:33,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:03:33,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:03:33,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 970 transitions. [2024-11-13 16:03:33,824 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7382039573820396 [2024-11-13 16:03:33,824 INFO L175 Difference]: Start difference. First operand has 312 places, 306 transitions, 663 flow. Second operand 3 states and 970 transitions. [2024-11-13 16:03:33,824 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 305 transitions, 719 flow [2024-11-13 16:03:33,830 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 305 transitions, 689 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-13 16:03:33,835 INFO L231 Difference]: Finished difference. Result has 308 places, 305 transitions, 635 flow [2024-11-13 16:03:33,836 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=631, PETRI_DIFFERENCE_MINUEND_PLACES=306, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=305, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=303, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=635, PETRI_PLACES=308, PETRI_TRANSITIONS=305} [2024-11-13 16:03:33,838 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -101 predicate places. [2024-11-13 16:03:33,839 INFO L471 AbstractCegarLoop]: Abstraction has has 308 places, 305 transitions, 635 flow [2024-11-13 16:03:33,839 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:33,840 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:03:33,840 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] [2024-11-13 16:03:33,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-13 16:03:33,840 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-13 16:03:33,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:03:33,841 INFO L85 PathProgramCache]: Analyzing trace with hash 27599501, now seen corresponding path program 1 times [2024-11-13 16:03:33,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:03:33,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927996183] [2024-11-13 16:03:33,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:03:33,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:03:33,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:03:33,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:03:33,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:03:33,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927996183] [2024-11-13 16:03:33,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927996183] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:03:33,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:03:33,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:03:33,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989825945] [2024-11-13 16:03:33,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:03:33,929 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:03:33,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:03:33,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:03:33,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:03:33,942 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 438 [2024-11-13 16:03:33,944 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 308 places, 305 transitions, 635 flow. Second operand has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:33,944 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:03:33,944 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 438 [2024-11-13 16:03:33,944 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:03:34,861 INFO L124 PetriNetUnfolderBase]: 1232/3003 cut-off events. [2024-11-13 16:03:34,862 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-13 16:03:34,868 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5134 conditions, 3003 events. 1232/3003 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 21010 event pairs, 858 based on Foata normal form. 0/2695 useless extension candidates. Maximal degree in co-relation 5045. Up to 1663 conditions per place. [2024-11-13 16:03:34,878 INFO L140 encePairwiseOnDemand]: 436/438 looper letters, 26 selfloop transitions, 1 changer transitions 0/304 dead transitions. [2024-11-13 16:03:34,879 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 309 places, 304 transitions, 687 flow [2024-11-13 16:03:34,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:03:34,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:03:34,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 977 transitions. [2024-11-13 16:03:34,882 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.743531202435312 [2024-11-13 16:03:34,883 INFO L175 Difference]: Start difference. First operand has 308 places, 305 transitions, 635 flow. Second operand 3 states and 977 transitions. [2024-11-13 16:03:34,883 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 309 places, 304 transitions, 687 flow [2024-11-13 16:03:34,887 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 307 places, 304 transitions, 683 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:03:34,891 INFO L231 Difference]: Finished difference. Result has 307 places, 304 transitions, 631 flow [2024-11-13 16:03:34,892 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=629, PETRI_DIFFERENCE_MINUEND_PLACES=305, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=304, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=303, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=631, PETRI_PLACES=307, PETRI_TRANSITIONS=304} [2024-11-13 16:03:34,893 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -102 predicate places. [2024-11-13 16:03:34,894 INFO L471 AbstractCegarLoop]: Abstraction has has 307 places, 304 transitions, 631 flow [2024-11-13 16:03:34,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:34,895 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:03:34,895 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] [2024-11-13 16:03:34,895 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-13 16:03:34,895 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-13 16:03:34,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:03:34,896 INFO L85 PathProgramCache]: Analyzing trace with hash -595133018, now seen corresponding path program 1 times [2024-11-13 16:03:34,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:03:34,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366941770] [2024-11-13 16:03:34,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:03:34,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:03:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:03:34,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:03:34,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:03:34,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366941770] [2024-11-13 16:03:34,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366941770] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:03:34,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:03:34,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:03:34,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844184532] [2024-11-13 16:03:34,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:03:34,973 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:03:34,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:03:34,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:03:34,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:03:34,985 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 438 [2024-11-13 16:03:34,987 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 307 places, 304 transitions, 631 flow. Second operand has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:34,987 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:03:34,987 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 438 [2024-11-13 16:03:34,987 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:03:35,681 INFO L124 PetriNetUnfolderBase]: 1232/3002 cut-off events. [2024-11-13 16:03:35,681 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-13 16:03:35,687 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5134 conditions, 3002 events. 1232/3002 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 20980 event pairs, 858 based on Foata normal form. 0/2695 useless extension candidates. Maximal degree in co-relation 5045. Up to 1665 conditions per place. [2024-11-13 16:03:35,699 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 27 selfloop transitions, 2 changer transitions 0/303 dead transitions. [2024-11-13 16:03:35,700 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 308 places, 303 transitions, 687 flow [2024-11-13 16:03:35,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:03:35,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:03:35,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 970 transitions. [2024-11-13 16:03:35,704 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7382039573820396 [2024-11-13 16:03:35,704 INFO L175 Difference]: Start difference. First operand has 307 places, 304 transitions, 631 flow. Second operand 3 states and 970 transitions. [2024-11-13 16:03:35,704 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 308 places, 303 transitions, 687 flow [2024-11-13 16:03:35,708 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 307 places, 303 transitions, 686 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 16:03:35,712 INFO L231 Difference]: Finished difference. Result has 307 places, 303 transitions, 632 flow [2024-11-13 16:03:35,713 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=628, PETRI_DIFFERENCE_MINUEND_PLACES=305, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=303, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=301, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=632, PETRI_PLACES=307, PETRI_TRANSITIONS=303} [2024-11-13 16:03:35,714 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -102 predicate places. [2024-11-13 16:03:35,714 INFO L471 AbstractCegarLoop]: Abstraction has has 307 places, 303 transitions, 632 flow [2024-11-13 16:03:35,715 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:35,715 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:03:35,715 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] [2024-11-13 16:03:35,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-13 16:03:35,716 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-13 16:03:35,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:03:35,716 INFO L85 PathProgramCache]: Analyzing trace with hash 593240802, now seen corresponding path program 1 times [2024-11-13 16:03:35,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:03:35,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935045166] [2024-11-13 16:03:35,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:03:35,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:03:35,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:03:35,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:03:35,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:03:35,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935045166] [2024-11-13 16:03:35,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935045166] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:03:35,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:03:35,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:03:35,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267513173] [2024-11-13 16:03:35,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:03:35,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:03:35,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:03:35,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:03:35,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:03:35,821 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 438 [2024-11-13 16:03:35,823 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 307 places, 303 transitions, 632 flow. Second operand has 3 states, 3 states have (on average 315.0) internal successors, (945), 3 states have internal predecessors, (945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:35,823 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:03:35,823 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 438 [2024-11-13 16:03:35,823 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:03:36,536 INFO L124 PetriNetUnfolderBase]: 1232/3000 cut-off events. [2024-11-13 16:03:36,536 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-13 16:03:36,540 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5134 conditions, 3000 events. 1232/3000 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 20999 event pairs, 858 based on Foata normal form. 0/2695 useless extension candidates. Maximal degree in co-relation 5045. Up to 1665 conditions per place. [2024-11-13 16:03:36,551 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 28 selfloop transitions, 1 changer transitions 0/301 dead transitions. [2024-11-13 16:03:36,551 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 307 places, 301 transitions, 686 flow [2024-11-13 16:03:36,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:03:36,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:03:36,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 971 transitions. [2024-11-13 16:03:36,555 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.73896499238965 [2024-11-13 16:03:36,555 INFO L175 Difference]: Start difference. First operand has 307 places, 303 transitions, 632 flow. Second operand 3 states and 971 transitions. [2024-11-13 16:03:36,555 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 307 places, 301 transitions, 686 flow [2024-11-13 16:03:36,559 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 301 transitions, 682 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:03:36,563 INFO L231 Difference]: Finished difference. Result has 305 places, 301 transitions, 626 flow [2024-11-13 16:03:36,564 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=624, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=301, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=300, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=626, PETRI_PLACES=305, PETRI_TRANSITIONS=301} [2024-11-13 16:03:36,565 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -104 predicate places. [2024-11-13 16:03:36,565 INFO L471 AbstractCegarLoop]: Abstraction has has 305 places, 301 transitions, 626 flow [2024-11-13 16:03:36,566 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 315.0) internal successors, (945), 3 states have internal predecessors, (945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:36,566 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:03:36,566 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:03:36,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-13 16:03:36,566 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-13 16:03:36,567 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:03:36,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1368827310, now seen corresponding path program 1 times [2024-11-13 16:03:36,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:03:36,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672191936] [2024-11-13 16:03:36,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:03:36,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:03:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:03:36,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:03:36,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:03:36,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672191936] [2024-11-13 16:03:36,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672191936] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:03:36,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:03:36,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:03:36,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905823371] [2024-11-13 16:03:36,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:03:36,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:03:36,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:03:36,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:03:36,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:03:36,671 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 438 [2024-11-13 16:03:36,673 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 305 places, 301 transitions, 626 flow. Second operand has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:36,673 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:03:36,673 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 438 [2024-11-13 16:03:36,673 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:03:37,556 INFO L124 PetriNetUnfolderBase]: 1232/2999 cut-off events. [2024-11-13 16:03:37,556 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-13 16:03:37,563 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5132 conditions, 2999 events. 1232/2999 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 20975 event pairs, 858 based on Foata normal form. 0/2695 useless extension candidates. Maximal degree in co-relation 5043. Up to 1665 conditions per place. [2024-11-13 16:03:37,573 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 27 selfloop transitions, 2 changer transitions 0/300 dead transitions. [2024-11-13 16:03:37,573 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 306 places, 300 transitions, 682 flow [2024-11-13 16:03:37,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:03:37,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:03:37,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 970 transitions. [2024-11-13 16:03:37,577 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7382039573820396 [2024-11-13 16:03:37,578 INFO L175 Difference]: Start difference. First operand has 305 places, 301 transitions, 626 flow. Second operand 3 states and 970 transitions. [2024-11-13 16:03:37,578 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 306 places, 300 transitions, 682 flow [2024-11-13 16:03:37,581 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 300 transitions, 681 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 16:03:37,585 INFO L231 Difference]: Finished difference. Result has 305 places, 300 transitions, 627 flow [2024-11-13 16:03:37,585 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=623, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=300, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=298, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=627, PETRI_PLACES=305, PETRI_TRANSITIONS=300} [2024-11-13 16:03:37,586 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -104 predicate places. [2024-11-13 16:03:37,587 INFO L471 AbstractCegarLoop]: Abstraction has has 305 places, 300 transitions, 627 flow [2024-11-13 16:03:37,588 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:37,588 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:03:37,589 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:03:37,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-13 16:03:37,589 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-13 16:03:37,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:03:37,589 INFO L85 PathProgramCache]: Analyzing trace with hash 1702753245, now seen corresponding path program 1 times [2024-11-13 16:03:37,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:03:37,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144259337] [2024-11-13 16:03:37,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:03:37,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:03:37,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:03:37,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:03:37,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:03:37,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144259337] [2024-11-13 16:03:37,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144259337] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:03:37,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:03:37,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 16:03:37,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600888706] [2024-11-13 16:03:37,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:03:37,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:03:37,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:03:37,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:03:37,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:03:37,817 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 318 out of 438 [2024-11-13 16:03:37,823 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 305 places, 300 transitions, 627 flow. Second operand has 3 states, 3 states have (on average 322.6666666666667) internal successors, (968), 3 states have internal predecessors, (968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:37,823 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:03:37,823 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 318 of 438 [2024-11-13 16:03:37,823 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:03:38,711 INFO L124 PetriNetUnfolderBase]: 1232/2995 cut-off events. [2024-11-13 16:03:38,711 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-13 16:03:38,720 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5129 conditions, 2995 events. 1232/2995 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 20933 event pairs, 858 based on Foata normal form. 4/2695 useless extension candidates. Maximal degree in co-relation 5041. Up to 1662 conditions per place. [2024-11-13 16:03:38,724 INFO L140 encePairwiseOnDemand]: 436/438 looper letters, 0 selfloop transitions, 0 changer transitions 299/299 dead transitions. [2024-11-13 16:03:38,724 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 306 places, 299 transitions, 675 flow [2024-11-13 16:03:38,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:03:38,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 16:03:38,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 978 transitions. [2024-11-13 16:03:38,727 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7442922374429224 [2024-11-13 16:03:38,727 INFO L175 Difference]: Start difference. First operand has 305 places, 300 transitions, 627 flow. Second operand 3 states and 978 transitions. [2024-11-13 16:03:38,728 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 306 places, 299 transitions, 675 flow [2024-11-13 16:03:38,731 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 304 places, 299 transitions, 671 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 16:03:38,734 INFO L231 Difference]: Finished difference. Result has 304 places, 0 transitions, 0 flow [2024-11-13 16:03:38,734 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=621, PETRI_DIFFERENCE_MINUEND_PLACES=302, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=299, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=299, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=304, PETRI_TRANSITIONS=0} [2024-11-13 16:03:38,735 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -105 predicate places. [2024-11-13 16:03:38,735 INFO L471 AbstractCegarLoop]: Abstraction has has 304 places, 0 transitions, 0 flow [2024-11-13 16:03:38,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 322.6666666666667) internal successors, (968), 3 states have internal predecessors, (968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:03:38,740 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (181 of 182 remaining) [2024-11-13 16:03:38,741 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (180 of 182 remaining) [2024-11-13 16:03:38,741 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (179 of 182 remaining) [2024-11-13 16:03:38,741 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (178 of 182 remaining) [2024-11-13 16:03:38,742 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (177 of 182 remaining) [2024-11-13 16:03:38,742 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (176 of 182 remaining) [2024-11-13 16:03:38,742 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (175 of 182 remaining) [2024-11-13 16:03:38,742 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (174 of 182 remaining) [2024-11-13 16:03:38,742 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (173 of 182 remaining) [2024-11-13 16:03:38,742 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (172 of 182 remaining) [2024-11-13 16:03:38,742 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (171 of 182 remaining) [2024-11-13 16:03:38,743 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (170 of 182 remaining) [2024-11-13 16:03:38,743 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (169 of 182 remaining) [2024-11-13 16:03:38,743 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (168 of 182 remaining) [2024-11-13 16:03:38,743 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (167 of 182 remaining) [2024-11-13 16:03:38,744 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (166 of 182 remaining) [2024-11-13 16:03:38,744 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (165 of 182 remaining) [2024-11-13 16:03:38,744 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (164 of 182 remaining) [2024-11-13 16:03:38,744 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (163 of 182 remaining) [2024-11-13 16:03:38,745 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (162 of 182 remaining) [2024-11-13 16:03:38,745 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (161 of 182 remaining) [2024-11-13 16:03:38,745 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (160 of 182 remaining) [2024-11-13 16:03:38,745 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (159 of 182 remaining) [2024-11-13 16:03:38,745 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (158 of 182 remaining) [2024-11-13 16:03:38,745 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (157 of 182 remaining) [2024-11-13 16:03:38,745 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (156 of 182 remaining) [2024-11-13 16:03:38,746 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (155 of 182 remaining) [2024-11-13 16:03:38,746 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (154 of 182 remaining) [2024-11-13 16:03:38,746 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (153 of 182 remaining) [2024-11-13 16:03:38,746 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (152 of 182 remaining) [2024-11-13 16:03:38,746 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (151 of 182 remaining) [2024-11-13 16:03:38,746 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (150 of 182 remaining) [2024-11-13 16:03:38,746 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (149 of 182 remaining) [2024-11-13 16:03:38,746 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (148 of 182 remaining) [2024-11-13 16:03:38,747 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (147 of 182 remaining) [2024-11-13 16:03:38,747 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (146 of 182 remaining) [2024-11-13 16:03:38,747 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (145 of 182 remaining) [2024-11-13 16:03:38,747 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (144 of 182 remaining) [2024-11-13 16:03:38,747 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (143 of 182 remaining) [2024-11-13 16:03:38,747 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (142 of 182 remaining) [2024-11-13 16:03:38,747 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (141 of 182 remaining) [2024-11-13 16:03:38,748 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (140 of 182 remaining) [2024-11-13 16:03:38,748 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (139 of 182 remaining) [2024-11-13 16:03:38,748 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (138 of 182 remaining) [2024-11-13 16:03:38,749 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (137 of 182 remaining) [2024-11-13 16:03:38,749 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (136 of 182 remaining) [2024-11-13 16:03:38,750 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (135 of 182 remaining) [2024-11-13 16:03:38,750 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (134 of 182 remaining) [2024-11-13 16:03:38,750 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (133 of 182 remaining) [2024-11-13 16:03:38,750 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (132 of 182 remaining) [2024-11-13 16:03:38,750 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (131 of 182 remaining) [2024-11-13 16:03:38,750 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (130 of 182 remaining) [2024-11-13 16:03:38,750 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (129 of 182 remaining) [2024-11-13 16:03:38,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (128 of 182 remaining) [2024-11-13 16:03:38,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (127 of 182 remaining) [2024-11-13 16:03:38,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (126 of 182 remaining) [2024-11-13 16:03:38,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (125 of 182 remaining) [2024-11-13 16:03:38,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (124 of 182 remaining) [2024-11-13 16:03:38,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (123 of 182 remaining) [2024-11-13 16:03:38,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (122 of 182 remaining) [2024-11-13 16:03:38,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (121 of 182 remaining) [2024-11-13 16:03:38,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (120 of 182 remaining) [2024-11-13 16:03:38,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (119 of 182 remaining) [2024-11-13 16:03:38,751 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (118 of 182 remaining) [2024-11-13 16:03:38,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (117 of 182 remaining) [2024-11-13 16:03:38,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (116 of 182 remaining) [2024-11-13 16:03:38,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (115 of 182 remaining) [2024-11-13 16:03:38,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (114 of 182 remaining) [2024-11-13 16:03:38,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (113 of 182 remaining) [2024-11-13 16:03:38,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (112 of 182 remaining) [2024-11-13 16:03:38,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (111 of 182 remaining) [2024-11-13 16:03:38,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (110 of 182 remaining) [2024-11-13 16:03:38,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (109 of 182 remaining) [2024-11-13 16:03:38,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (108 of 182 remaining) [2024-11-13 16:03:38,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (107 of 182 remaining) [2024-11-13 16:03:38,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (106 of 182 remaining) [2024-11-13 16:03:38,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (105 of 182 remaining) [2024-11-13 16:03:38,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (104 of 182 remaining) [2024-11-13 16:03:38,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (103 of 182 remaining) [2024-11-13 16:03:38,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (102 of 182 remaining) [2024-11-13 16:03:38,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (101 of 182 remaining) [2024-11-13 16:03:38,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (100 of 182 remaining) [2024-11-13 16:03:38,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (99 of 182 remaining) [2024-11-13 16:03:38,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (98 of 182 remaining) [2024-11-13 16:03:38,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (97 of 182 remaining) [2024-11-13 16:03:38,753 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (96 of 182 remaining) [2024-11-13 16:03:38,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (95 of 182 remaining) [2024-11-13 16:03:38,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (94 of 182 remaining) [2024-11-13 16:03:38,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (93 of 182 remaining) [2024-11-13 16:03:38,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (92 of 182 remaining) [2024-11-13 16:03:38,754 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (91 of 182 remaining) [2024-11-13 16:03:38,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (90 of 182 remaining) [2024-11-13 16:03:38,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (89 of 182 remaining) [2024-11-13 16:03:38,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (88 of 182 remaining) [2024-11-13 16:03:38,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (87 of 182 remaining) [2024-11-13 16:03:38,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (86 of 182 remaining) [2024-11-13 16:03:38,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (85 of 182 remaining) [2024-11-13 16:03:38,755 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (84 of 182 remaining) [2024-11-13 16:03:38,756 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (83 of 182 remaining) [2024-11-13 16:03:38,756 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (82 of 182 remaining) [2024-11-13 16:03:38,756 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (81 of 182 remaining) [2024-11-13 16:03:38,756 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (80 of 182 remaining) [2024-11-13 16:03:38,756 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (79 of 182 remaining) [2024-11-13 16:03:38,756 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (78 of 182 remaining) [2024-11-13 16:03:38,756 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (77 of 182 remaining) [2024-11-13 16:03:38,756 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (76 of 182 remaining) [2024-11-13 16:03:38,757 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (75 of 182 remaining) [2024-11-13 16:03:38,757 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (74 of 182 remaining) [2024-11-13 16:03:38,757 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (73 of 182 remaining) [2024-11-13 16:03:38,757 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (72 of 182 remaining) [2024-11-13 16:03:38,757 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (71 of 182 remaining) [2024-11-13 16:03:38,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (70 of 182 remaining) [2024-11-13 16:03:38,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (69 of 182 remaining) [2024-11-13 16:03:38,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (68 of 182 remaining) [2024-11-13 16:03:38,758 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (67 of 182 remaining) [2024-11-13 16:03:38,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (66 of 182 remaining) [2024-11-13 16:03:38,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (65 of 182 remaining) [2024-11-13 16:03:38,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (64 of 182 remaining) [2024-11-13 16:03:38,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (63 of 182 remaining) [2024-11-13 16:03:38,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (62 of 182 remaining) [2024-11-13 16:03:38,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (61 of 182 remaining) [2024-11-13 16:03:38,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (60 of 182 remaining) [2024-11-13 16:03:38,759 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (59 of 182 remaining) [2024-11-13 16:03:38,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (58 of 182 remaining) [2024-11-13 16:03:38,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (57 of 182 remaining) [2024-11-13 16:03:38,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (56 of 182 remaining) [2024-11-13 16:03:38,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (55 of 182 remaining) [2024-11-13 16:03:38,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (54 of 182 remaining) [2024-11-13 16:03:38,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (53 of 182 remaining) [2024-11-13 16:03:38,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (52 of 182 remaining) [2024-11-13 16:03:38,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (51 of 182 remaining) [2024-11-13 16:03:38,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (50 of 182 remaining) [2024-11-13 16:03:38,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (49 of 182 remaining) [2024-11-13 16:03:38,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (48 of 182 remaining) [2024-11-13 16:03:38,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (47 of 182 remaining) [2024-11-13 16:03:38,760 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (46 of 182 remaining) [2024-11-13 16:03:38,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (45 of 182 remaining) [2024-11-13 16:03:38,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (44 of 182 remaining) [2024-11-13 16:03:38,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (43 of 182 remaining) [2024-11-13 16:03:38,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (42 of 182 remaining) [2024-11-13 16:03:38,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (41 of 182 remaining) [2024-11-13 16:03:38,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (40 of 182 remaining) [2024-11-13 16:03:38,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (39 of 182 remaining) [2024-11-13 16:03:38,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (38 of 182 remaining) [2024-11-13 16:03:38,761 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (37 of 182 remaining) [2024-11-13 16:03:38,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (36 of 182 remaining) [2024-11-13 16:03:38,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (35 of 182 remaining) [2024-11-13 16:03:38,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (34 of 182 remaining) [2024-11-13 16:03:38,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (33 of 182 remaining) [2024-11-13 16:03:38,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (32 of 182 remaining) [2024-11-13 16:03:38,762 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (31 of 182 remaining) [2024-11-13 16:03:38,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (30 of 182 remaining) [2024-11-13 16:03:38,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (29 of 182 remaining) [2024-11-13 16:03:38,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (28 of 182 remaining) [2024-11-13 16:03:38,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (27 of 182 remaining) [2024-11-13 16:03:38,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (26 of 182 remaining) [2024-11-13 16:03:38,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (25 of 182 remaining) [2024-11-13 16:03:38,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (24 of 182 remaining) [2024-11-13 16:03:38,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (23 of 182 remaining) [2024-11-13 16:03:38,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (22 of 182 remaining) [2024-11-13 16:03:38,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (21 of 182 remaining) [2024-11-13 16:03:38,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (20 of 182 remaining) [2024-11-13 16:03:38,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (19 of 182 remaining) [2024-11-13 16:03:38,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (18 of 182 remaining) [2024-11-13 16:03:38,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (17 of 182 remaining) [2024-11-13 16:03:38,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (16 of 182 remaining) [2024-11-13 16:03:38,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (15 of 182 remaining) [2024-11-13 16:03:38,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (14 of 182 remaining) [2024-11-13 16:03:38,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (13 of 182 remaining) [2024-11-13 16:03:38,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (12 of 182 remaining) [2024-11-13 16:03:38,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (11 of 182 remaining) [2024-11-13 16:03:38,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (10 of 182 remaining) [2024-11-13 16:03:38,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (9 of 182 remaining) [2024-11-13 16:03:38,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (8 of 182 remaining) [2024-11-13 16:03:38,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (7 of 182 remaining) [2024-11-13 16:03:38,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (6 of 182 remaining) [2024-11-13 16:03:38,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (5 of 182 remaining) [2024-11-13 16:03:38,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (4 of 182 remaining) [2024-11-13 16:03:38,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (3 of 182 remaining) [2024-11-13 16:03:38,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (2 of 182 remaining) [2024-11-13 16:03:38,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (1 of 182 remaining) [2024-11-13 16:03:38,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (0 of 182 remaining) [2024-11-13 16:03:38,767 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-13 16:03:38,767 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:03:38,776 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-13 16:03:38,776 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 16:03:38,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 04:03:38 BasicIcfg [2024-11-13 16:03:38,784 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 16:03:38,785 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:03:38,785 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:03:38,785 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:03:38,786 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:03:18" (3/4) ... [2024-11-13 16:03:38,788 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 16:03:38,792 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-13 16:03:38,792 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-13 16:03:38,792 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-13 16:03:38,793 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2024-11-13 16:03:38,801 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2024-11-13 16:03:38,802 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 16:03:38,802 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 16:03:38,803 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 16:03:38,944 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d957f359-c779-4a0f-8062-8047cb42b164/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 16:03:38,944 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d957f359-c779-4a0f-8062-8047cb42b164/bin/uautomizer-verify-qhAvR1uOyd/witness.yml [2024-11-13 16:03:38,944 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:03:38,945 INFO L158 Benchmark]: Toolchain (without parser) took 24095.60ms. Allocated memory was 142.6MB in the beginning and 880.8MB in the end (delta: 738.2MB). Free memory was 105.7MB in the beginning and 419.4MB in the end (delta: -313.6MB). Peak memory consumption was 419.4MB. Max. memory is 16.1GB. [2024-11-13 16:03:38,946 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:03:38,946 INFO L158 Benchmark]: CACSL2BoogieTranslator took 518.10ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 91.4MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:03:38,947 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.51ms. Allocated memory is still 142.6MB. Free memory was 91.4MB in the beginning and 87.1MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:03:38,947 INFO L158 Benchmark]: Boogie Preprocessor took 91.78ms. Allocated memory is still 142.6MB. Free memory was 87.1MB in the beginning and 83.8MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:03:38,947 INFO L158 Benchmark]: RCFGBuilder took 3389.00ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 83.8MB in the beginning and 202.3MB in the end (delta: -118.5MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. [2024-11-13 16:03:38,948 INFO L158 Benchmark]: TraceAbstraction took 19815.70ms. Allocated memory was 327.2MB in the beginning and 880.8MB in the end (delta: 553.6MB). Free memory was 202.3MB in the beginning and 427.7MB in the end (delta: -225.4MB). Peak memory consumption was 320.6MB. Max. memory is 16.1GB. [2024-11-13 16:03:38,948 INFO L158 Benchmark]: Witness Printer took 159.77ms. Allocated memory is still 880.8MB. Free memory was 427.7MB in the beginning and 419.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:03:38,950 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 518.10ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 91.4MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.51ms. Allocated memory is still 142.6MB. Free memory was 91.4MB in the beginning and 87.1MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 91.78ms. Allocated memory is still 142.6MB. Free memory was 87.1MB in the beginning and 83.8MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 3389.00ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 83.8MB in the beginning and 202.3MB in the end (delta: -118.5MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. * TraceAbstraction took 19815.70ms. Allocated memory was 327.2MB in the beginning and 880.8MB in the end (delta: 553.6MB). Free memory was 202.3MB in the beginning and 427.7MB in the end (delta: -225.4MB). Peak memory consumption was 320.6MB. Max. memory is 16.1GB. * Witness Printer took 159.77ms. Allocated memory is still 880.8MB. Free memory was 427.7MB in the beginning and 419.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: 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: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: 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: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 166]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 166]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 166]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 142]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 154]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 534 locations, 182 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: 19.4s, OverallIterations: 17, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 15.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.4s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 373 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 202 mSDsluCounter, 57 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 70 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1047 IncrementalHoareTripleChecker+Invalid, 1117 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 70 mSolverCounterUnsat, 57 mSDtfsCounter, 1047 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=858occurred in iteration=0, InterpolantAutomatonStates: 54, 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, 2.2s InterpolantComputationTime, 1646 NumberOfCodeBlocks, 1646 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1629 ConstructedInterpolants, 0 QuantifiedInterpolants, 1776 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 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 99 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-13 16:03:38,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d957f359-c779-4a0f-8062-8047cb42b164/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