./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/bin/uautomizer-verify-jihMAELWvX/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/bin/uautomizer-verify-jihMAELWvX --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 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:23:07,323 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:23:07,421 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/bin/uautomizer-verify-jihMAELWvX/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-08 16:23:07,430 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:23:07,431 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:23:07,457 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:23:07,458 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:23:07,459 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:23:07,460 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 16:23:07,461 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 16:23:07,464 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:23:07,464 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:23:07,465 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:23:07,465 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:23:07,465 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 16:23:07,465 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 16:23:07,466 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 16:23:07,466 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 16:23:07,471 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:23:07,471 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 16:23:07,471 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 16:23:07,473 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 16:23:07,474 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-08 16:23:07,474 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:23:07,475 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 16:23:07,476 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 16:23:07,476 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:23:07,477 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:23:07,477 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:23:07,477 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:23:07,477 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 16:23:07,478 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:23:07,478 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:23:07,479 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 16:23:07,479 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 16:23:07,480 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 16:23:07,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 16:23:07,481 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 16:23:07,481 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 16:23:07,482 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 16:23:07,482 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 16:23:07,483 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 [2024-11-08 16:23:07,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:23:07,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:23:07,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:23:07,810 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:23:07,811 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:23:07,812 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c Unable to find full path for "g++" [2024-11-08 16:23:09,934 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:23:10,145 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:23:10,145 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2024-11-08 16:23:10,155 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/bin/uautomizer-verify-jihMAELWvX/data/b25d9cb82/b0e1e45bbccb46d5b7639d8e5d1ed13c/FLAG6de23e494 [2024-11-08 16:23:10,507 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/bin/uautomizer-verify-jihMAELWvX/data/b25d9cb82/b0e1e45bbccb46d5b7639d8e5d1ed13c [2024-11-08 16:23:10,509 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:23:10,511 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:23:10,513 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:23:10,513 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:23:10,520 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:23:10,521 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:23:10" (1/1) ... [2024-11-08 16:23:10,526 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c40bbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:23:10, skipping insertion in model container [2024-11-08 16:23:10,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:23:10" (1/1) ... [2024-11-08 16:23:10,564 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:23:10,927 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:23:10,940 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:23:10,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:23:11,016 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:23:11,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:23:11 WrapperNode [2024-11-08 16:23:11,017 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:23:11,018 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:23:11,018 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:23:11,018 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:23:11,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:23:11" (1/1) ... [2024-11-08 16:23:11,041 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:23:11" (1/1) ... [2024-11-08 16:23:11,105 INFO L138 Inliner]: procedures = 24, calls = 49, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 607 [2024-11-08 16:23:11,105 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:23:11,106 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:23:11,106 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:23:11,113 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:23:11,127 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:23:11" (1/1) ... [2024-11-08 16:23:11,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:23:11" (1/1) ... [2024-11-08 16:23:11,138 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:23:11" (1/1) ... [2024-11-08 16:23:11,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:23:11" (1/1) ... [2024-11-08 16:23:11,183 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:23:11" (1/1) ... [2024-11-08 16:23:11,189 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:23:11" (1/1) ... [2024-11-08 16:23:11,192 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:23:11" (1/1) ... [2024-11-08 16:23:11,195 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:23:11" (1/1) ... [2024-11-08 16:23:11,200 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:23:11,201 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:23:11,201 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:23:11,202 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:23:11,203 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:23:11" (1/1) ... [2024-11-08 16:23:11,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:23:11,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:23:11,247 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 16:23:11,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 16:23:11,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:23:11,290 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 16:23:11,290 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 16:23:11,290 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 16:23:11,293 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 16:23:11,293 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-08 16:23:11,293 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-08 16:23:11,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 16:23:11,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 16:23:11,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 16:23:11,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 16:23:11,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 16:23:11,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:23:11,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:23:11,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 16:23:11,299 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 16:23:11,492 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:23:11,494 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:23:12,700 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 16:23:12,701 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:23:13,371 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:23:13,371 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-08 16:23:13,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:23:13 BoogieIcfgContainer [2024-11-08 16:23:13,372 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:23:13,374 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 16:23:13,374 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 16:23:13,378 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 16:23:13,378 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:23:10" (1/3) ... [2024-11-08 16:23:13,379 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4961e6cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:23:13, skipping insertion in model container [2024-11-08 16:23:13,379 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:23:11" (2/3) ... [2024-11-08 16:23:13,379 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4961e6cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:23:13, skipping insertion in model container [2024-11-08 16:23:13,380 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:23:13" (3/3) ... [2024-11-08 16:23:13,381 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-ring-nondet.wvr.c [2024-11-08 16:23:13,401 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 16:23:13,401 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 90 error locations. [2024-11-08 16:23:13,401 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-08 16:23:13,640 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-08 16:23:13,705 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 474 places, 490 transitions, 1001 flow [2024-11-08 16:23:13,983 INFO L124 PetriNetUnfolderBase]: 26/487 cut-off events. [2024-11-08 16:23:13,984 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-08 16:23:13,995 INFO L83 FinitePrefix]: Finished finitePrefix Result has 500 conditions, 487 events. 26/487 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 810 event pairs, 0 based on Foata normal form. 0/371 useless extension candidates. Maximal degree in co-relation 435. Up to 3 conditions per place. [2024-11-08 16:23:13,995 INFO L82 GeneralOperation]: Start removeDead. Operand has 474 places, 490 transitions, 1001 flow [2024-11-08 16:23:14,011 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 455 places, 470 transitions, 958 flow [2024-11-08 16:23:14,026 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 16:23:14,034 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;@b9a2f4c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 16:23:14,035 INFO L334 AbstractCegarLoop]: Starting to check reachability of 159 error locations. [2024-11-08 16:23:14,042 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-08 16:23:14,047 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2024-11-08 16:23:14,047 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-08 16:23:14,047 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:14,048 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] [2024-11-08 16:23:14,048 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:14,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:14,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1122022492, now seen corresponding path program 1 times [2024-11-08 16:23:14,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:14,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883034169] [2024-11-08 16:23:14,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:14,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:14,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:14,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:14,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:14,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883034169] [2024-11-08 16:23:14,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883034169] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:14,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:14,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:14,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787805020] [2024-11-08 16:23:14,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:14,343 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:14,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:14,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:14,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:14,442 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 394 out of 490 [2024-11-08 16:23:14,451 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 455 places, 470 transitions, 958 flow. Second operand has 3 states, 3 states have (on average 395.3333333333333) internal successors, (1186), 3 states have internal predecessors, (1186), 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) [2024-11-08 16:23:14,452 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:14,452 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 394 of 490 [2024-11-08 16:23:14,453 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:14,904 INFO L124 PetriNetUnfolderBase]: 155/823 cut-off events. [2024-11-08 16:23:14,905 INFO L125 PetriNetUnfolderBase]: For 54/54 co-relation queries the response was YES. [2024-11-08 16:23:14,912 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1103 conditions, 823 events. 155/823 cut-off events. For 54/54 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 3127 event pairs, 92 based on Foata normal form. 87/813 useless extension candidates. Maximal degree in co-relation 706. Up to 219 conditions per place. [2024-11-08 16:23:14,918 INFO L140 encePairwiseOnDemand]: 416/490 looper letters, 19 selfloop transitions, 2 changer transitions 7/398 dead transitions. [2024-11-08 16:23:14,919 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 398 places, 398 transitions, 856 flow [2024-11-08 16:23:14,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:14,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:14,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1275 transitions. [2024-11-08 16:23:14,941 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8673469387755102 [2024-11-08 16:23:14,944 INFO L175 Difference]: Start difference. First operand has 455 places, 470 transitions, 958 flow. Second operand 3 states and 1275 transitions. [2024-11-08 16:23:14,945 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 398 places, 398 transitions, 856 flow [2024-11-08 16:23:14,953 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 392 places, 398 transitions, 844 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-11-08 16:23:14,965 INFO L231 Difference]: Finished difference. Result has 392 places, 391 transitions, 792 flow [2024-11-08 16:23:14,967 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=802, PETRI_DIFFERENCE_MINUEND_PLACES=390, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=398, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=396, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=792, PETRI_PLACES=392, PETRI_TRANSITIONS=391} [2024-11-08 16:23:14,973 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -63 predicate places. [2024-11-08 16:23:14,973 INFO L471 AbstractCegarLoop]: Abstraction has has 392 places, 391 transitions, 792 flow [2024-11-08 16:23:14,974 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 395.3333333333333) internal successors, (1186), 3 states have internal predecessors, (1186), 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) [2024-11-08 16:23:14,974 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:14,976 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] [2024-11-08 16:23:14,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 16:23:14,977 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:14,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:14,977 INFO L85 PathProgramCache]: Analyzing trace with hash 756336026, now seen corresponding path program 1 times [2024-11-08 16:23:14,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:14,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022157472] [2024-11-08 16:23:14,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:14,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:15,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:15,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:15,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022157472] [2024-11-08 16:23:15,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022157472] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:15,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:15,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:15,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409068366] [2024-11-08 16:23:15,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:15,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:15,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:15,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:15,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:15,085 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 394 out of 490 [2024-11-08 16:23:15,086 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 392 places, 391 transitions, 792 flow. Second operand has 3 states, 3 states have (on average 395.3333333333333) internal successors, (1186), 3 states have internal predecessors, (1186), 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) [2024-11-08 16:23:15,087 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:15,087 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 394 of 490 [2024-11-08 16:23:15,087 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:15,400 INFO L124 PetriNetUnfolderBase]: 155/815 cut-off events. [2024-11-08 16:23:15,400 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-08 16:23:15,403 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1061 conditions, 815 events. 155/815 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 3407 event pairs, 92 based on Foata normal form. 0/718 useless extension candidates. Maximal degree in co-relation 1022. Up to 219 conditions per place. [2024-11-08 16:23:15,408 INFO L140 encePairwiseOnDemand]: 487/490 looper letters, 19 selfloop transitions, 2 changer transitions 0/390 dead transitions. [2024-11-08 16:23:15,408 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 386 places, 390 transitions, 832 flow [2024-11-08 16:23:15,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:15,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:15,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1204 transitions. [2024-11-08 16:23:15,411 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.819047619047619 [2024-11-08 16:23:15,411 INFO L175 Difference]: Start difference. First operand has 392 places, 391 transitions, 792 flow. Second operand 3 states and 1204 transitions. [2024-11-08 16:23:15,411 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 386 places, 390 transitions, 832 flow [2024-11-08 16:23:15,415 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 384 places, 390 transitions, 828 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:23:15,419 INFO L231 Difference]: Finished difference. Result has 384 places, 390 transitions, 790 flow [2024-11-08 16:23:15,420 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=786, PETRI_DIFFERENCE_MINUEND_PLACES=382, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=390, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=388, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=790, PETRI_PLACES=384, PETRI_TRANSITIONS=390} [2024-11-08 16:23:15,421 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -71 predicate places. [2024-11-08 16:23:15,422 INFO L471 AbstractCegarLoop]: Abstraction has has 384 places, 390 transitions, 790 flow [2024-11-08 16:23:15,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 395.3333333333333) internal successors, (1186), 3 states have internal predecessors, (1186), 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) [2024-11-08 16:23:15,423 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:15,423 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] [2024-11-08 16:23:15,424 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 16:23:15,424 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:15,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:15,427 INFO L85 PathProgramCache]: Analyzing trace with hash -2067343677, now seen corresponding path program 1 times [2024-11-08 16:23:15,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:15,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613223878] [2024-11-08 16:23:15,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:15,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:15,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:15,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:15,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:15,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613223878] [2024-11-08 16:23:15,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613223878] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:15,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:15,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:15,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886849805] [2024-11-08 16:23:15,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:15,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:15,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:15,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:15,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:15,509 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 490 [2024-11-08 16:23:15,511 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 384 places, 390 transitions, 790 flow. Second operand has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-08 16:23:15,512 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:15,512 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 490 [2024-11-08 16:23:15,512 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:15,779 INFO L124 PetriNetUnfolderBase]: 130/730 cut-off events. [2024-11-08 16:23:15,779 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-08 16:23:15,782 INFO L83 FinitePrefix]: Finished finitePrefix Result has 936 conditions, 730 events. 130/730 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2556 event pairs, 74 based on Foata normal form. 0/645 useless extension candidates. Maximal degree in co-relation 889. Up to 183 conditions per place. [2024-11-08 16:23:15,785 INFO L140 encePairwiseOnDemand]: 487/490 looper letters, 18 selfloop transitions, 2 changer transitions 0/389 dead transitions. [2024-11-08 16:23:15,785 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 385 places, 389 transitions, 828 flow [2024-11-08 16:23:15,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:15,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:15,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1206 transitions. [2024-11-08 16:23:15,789 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8204081632653061 [2024-11-08 16:23:15,789 INFO L175 Difference]: Start difference. First operand has 384 places, 390 transitions, 790 flow. Second operand 3 states and 1206 transitions. [2024-11-08 16:23:15,789 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 385 places, 389 transitions, 828 flow [2024-11-08 16:23:15,791 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 383 places, 389 transitions, 824 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:23:15,796 INFO L231 Difference]: Finished difference. Result has 383 places, 389 transitions, 788 flow [2024-11-08 16:23:15,797 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=784, PETRI_DIFFERENCE_MINUEND_PLACES=381, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=389, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=387, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=788, PETRI_PLACES=383, PETRI_TRANSITIONS=389} [2024-11-08 16:23:15,797 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -72 predicate places. [2024-11-08 16:23:15,798 INFO L471 AbstractCegarLoop]: Abstraction has has 383 places, 389 transitions, 788 flow [2024-11-08 16:23:15,798 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-08 16:23:15,799 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:15,799 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] [2024-11-08 16:23:15,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 16:23:15,799 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:15,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:15,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1965790685, now seen corresponding path program 1 times [2024-11-08 16:23:15,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:15,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604288499] [2024-11-08 16:23:15,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:15,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:15,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:15,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:15,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604288499] [2024-11-08 16:23:15,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604288499] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:15,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:15,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:15,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262451582] [2024-11-08 16:23:15,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:15,902 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:15,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:15,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:15,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:15,933 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 490 [2024-11-08 16:23:15,935 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 383 places, 389 transitions, 788 flow. Second operand has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-08 16:23:15,935 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:15,935 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 490 [2024-11-08 16:23:15,935 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:16,186 INFO L124 PetriNetUnfolderBase]: 130/729 cut-off events. [2024-11-08 16:23:16,187 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-08 16:23:16,189 INFO L83 FinitePrefix]: Finished finitePrefix Result has 935 conditions, 729 events. 130/729 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2543 event pairs, 74 based on Foata normal form. 0/645 useless extension candidates. Maximal degree in co-relation 880. Up to 183 conditions per place. [2024-11-08 16:23:16,193 INFO L140 encePairwiseOnDemand]: 487/490 looper letters, 18 selfloop transitions, 2 changer transitions 0/388 dead transitions. [2024-11-08 16:23:16,193 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 384 places, 388 transitions, 826 flow [2024-11-08 16:23:16,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:16,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:16,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1206 transitions. [2024-11-08 16:23:16,197 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8204081632653061 [2024-11-08 16:23:16,198 INFO L175 Difference]: Start difference. First operand has 383 places, 389 transitions, 788 flow. Second operand 3 states and 1206 transitions. [2024-11-08 16:23:16,198 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 384 places, 388 transitions, 826 flow [2024-11-08 16:23:16,202 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 382 places, 388 transitions, 822 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:23:16,209 INFO L231 Difference]: Finished difference. Result has 382 places, 388 transitions, 786 flow [2024-11-08 16:23:16,210 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=782, PETRI_DIFFERENCE_MINUEND_PLACES=380, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=388, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=386, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=786, PETRI_PLACES=382, PETRI_TRANSITIONS=388} [2024-11-08 16:23:16,212 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -73 predicate places. [2024-11-08 16:23:16,212 INFO L471 AbstractCegarLoop]: Abstraction has has 382 places, 388 transitions, 786 flow [2024-11-08 16:23:16,213 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-08 16:23:16,214 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:16,214 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] [2024-11-08 16:23:16,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 16:23:16,215 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:16,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:16,217 INFO L85 PathProgramCache]: Analyzing trace with hash 711341522, now seen corresponding path program 1 times [2024-11-08 16:23:16,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:16,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865614863] [2024-11-08 16:23:16,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:16,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:16,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:16,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:16,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:16,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865614863] [2024-11-08 16:23:16,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865614863] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:16,293 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:16,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:16,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427631361] [2024-11-08 16:23:16,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:16,294 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:16,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:16,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:16,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:16,314 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 396 out of 490 [2024-11-08 16:23:16,316 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 382 places, 388 transitions, 786 flow. Second operand has 3 states, 3 states have (on average 397.0) internal successors, (1191), 3 states have internal predecessors, (1191), 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) [2024-11-08 16:23:16,317 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:16,317 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 396 of 490 [2024-11-08 16:23:16,318 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:16,637 INFO L124 PetriNetUnfolderBase]: 190/966 cut-off events. [2024-11-08 16:23:16,637 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-08 16:23:16,640 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1261 conditions, 966 events. 190/966 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 4663 event pairs, 110 based on Foata normal form. 0/853 useless extension candidates. Maximal degree in co-relation 1198. Up to 264 conditions per place. [2024-11-08 16:23:16,645 INFO L140 encePairwiseOnDemand]: 487/490 looper letters, 18 selfloop transitions, 1 changer transitions 0/386 dead transitions. [2024-11-08 16:23:16,645 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 382 places, 386 transitions, 820 flow [2024-11-08 16:23:16,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:16,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:16,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1209 transitions. [2024-11-08 16:23:16,648 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8224489795918367 [2024-11-08 16:23:16,649 INFO L175 Difference]: Start difference. First operand has 382 places, 388 transitions, 786 flow. Second operand 3 states and 1209 transitions. [2024-11-08 16:23:16,649 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 382 places, 386 transitions, 820 flow [2024-11-08 16:23:16,652 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 380 places, 386 transitions, 816 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:23:16,656 INFO L231 Difference]: Finished difference. Result has 380 places, 386 transitions, 780 flow [2024-11-08 16:23:16,657 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=778, PETRI_DIFFERENCE_MINUEND_PLACES=378, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=386, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=385, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=780, PETRI_PLACES=380, PETRI_TRANSITIONS=386} [2024-11-08 16:23:16,658 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -75 predicate places. [2024-11-08 16:23:16,658 INFO L471 AbstractCegarLoop]: Abstraction has has 380 places, 386 transitions, 780 flow [2024-11-08 16:23:16,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 397.0) internal successors, (1191), 3 states have internal predecessors, (1191), 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) [2024-11-08 16:23:16,659 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:16,659 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:16,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 16:23:16,660 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:16,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:16,660 INFO L85 PathProgramCache]: Analyzing trace with hash -1691704556, now seen corresponding path program 1 times [2024-11-08 16:23:16,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:16,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021028877] [2024-11-08 16:23:16,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:16,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:16,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:16,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:16,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021028877] [2024-11-08 16:23:16,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021028877] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:16,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:16,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:16,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562768217] [2024-11-08 16:23:16,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:16,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:16,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:16,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:16,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:16,777 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 490 [2024-11-08 16:23:16,779 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 380 places, 386 transitions, 780 flow. Second operand has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-08 16:23:16,779 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:16,779 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 490 [2024-11-08 16:23:16,779 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:17,113 INFO L124 PetriNetUnfolderBase]: 199/1264 cut-off events. [2024-11-08 16:23:17,113 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-08 16:23:17,118 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1532 conditions, 1264 events. 199/1264 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 6438 event pairs, 92 based on Foata normal form. 0/1058 useless extension candidates. Maximal degree in co-relation 1469. Up to 242 conditions per place. [2024-11-08 16:23:17,123 INFO L140 encePairwiseOnDemand]: 487/490 looper letters, 18 selfloop transitions, 2 changer transitions 0/385 dead transitions. [2024-11-08 16:23:17,124 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 381 places, 385 transitions, 818 flow [2024-11-08 16:23:17,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:17,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:17,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1206 transitions. [2024-11-08 16:23:17,127 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8204081632653061 [2024-11-08 16:23:17,127 INFO L175 Difference]: Start difference. First operand has 380 places, 386 transitions, 780 flow. Second operand 3 states and 1206 transitions. [2024-11-08 16:23:17,127 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 381 places, 385 transitions, 818 flow [2024-11-08 16:23:17,130 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 380 places, 385 transitions, 817 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 16:23:17,134 INFO L231 Difference]: Finished difference. Result has 380 places, 385 transitions, 781 flow [2024-11-08 16:23:17,135 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=777, PETRI_DIFFERENCE_MINUEND_PLACES=378, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=385, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=383, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=781, PETRI_PLACES=380, PETRI_TRANSITIONS=385} [2024-11-08 16:23:17,137 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -75 predicate places. [2024-11-08 16:23:17,138 INFO L471 AbstractCegarLoop]: Abstraction has has 380 places, 385 transitions, 781 flow [2024-11-08 16:23:17,139 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-08 16:23:17,139 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:17,140 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] [2024-11-08 16:23:17,140 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 16:23:17,140 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:17,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:17,141 INFO L85 PathProgramCache]: Analyzing trace with hash -764414273, now seen corresponding path program 1 times [2024-11-08 16:23:17,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:17,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754697781] [2024-11-08 16:23:17,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:17,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:17,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:17,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:17,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754697781] [2024-11-08 16:23:17,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754697781] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:17,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:17,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:23:17,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572057257] [2024-11-08 16:23:17,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:17,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:23:17,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:17,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:23:17,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:23:18,275 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 357 out of 490 [2024-11-08 16:23:18,278 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 380 places, 385 transitions, 781 flow. Second operand has 6 states, 6 states have (on average 358.5) internal successors, (2151), 6 states have internal predecessors, (2151), 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) [2024-11-08 16:23:18,279 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:18,279 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 357 of 490 [2024-11-08 16:23:18,279 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:18,683 INFO L124 PetriNetUnfolderBase]: 270/1295 cut-off events. [2024-11-08 16:23:18,683 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-08 16:23:18,688 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1719 conditions, 1295 events. 270/1295 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 6435 event pairs, 146 based on Foata normal form. 0/1099 useless extension candidates. Maximal degree in co-relation 1657. Up to 371 conditions per place. [2024-11-08 16:23:18,693 INFO L140 encePairwiseOnDemand]: 472/490 looper letters, 42 selfloop transitions, 15 changer transitions 0/382 dead transitions. [2024-11-08 16:23:18,694 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 382 places, 382 transitions, 889 flow [2024-11-08 16:23:18,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:23:18,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-08 16:23:18,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2202 transitions. [2024-11-08 16:23:18,699 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7489795918367347 [2024-11-08 16:23:18,699 INFO L175 Difference]: Start difference. First operand has 380 places, 385 transitions, 781 flow. Second operand 6 states and 2202 transitions. [2024-11-08 16:23:18,699 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 382 places, 382 transitions, 889 flow [2024-11-08 16:23:18,702 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 380 places, 382 transitions, 885 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:23:18,707 INFO L231 Difference]: Finished difference. Result has 380 places, 382 transitions, 801 flow [2024-11-08 16:23:18,708 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=771, PETRI_DIFFERENCE_MINUEND_PLACES=375, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=382, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=367, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=801, PETRI_PLACES=380, PETRI_TRANSITIONS=382} [2024-11-08 16:23:18,709 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -75 predicate places. [2024-11-08 16:23:18,709 INFO L471 AbstractCegarLoop]: Abstraction has has 380 places, 382 transitions, 801 flow [2024-11-08 16:23:18,711 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 358.5) internal successors, (2151), 6 states have internal predecessors, (2151), 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) [2024-11-08 16:23:18,711 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:18,712 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:18,713 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 16:23:18,713 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:18,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:18,714 INFO L85 PathProgramCache]: Analyzing trace with hash -206210042, now seen corresponding path program 1 times [2024-11-08 16:23:18,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:18,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521180956] [2024-11-08 16:23:18,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:18,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:18,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:18,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:18,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521180956] [2024-11-08 16:23:18,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521180956] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:18,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:18,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:18,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798875545] [2024-11-08 16:23:18,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:18,773 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:18,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:18,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:18,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:18,784 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 399 out of 490 [2024-11-08 16:23:18,786 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 380 places, 382 transitions, 801 flow. Second operand has 3 states, 3 states have (on average 400.0) internal successors, (1200), 3 states have internal predecessors, (1200), 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) [2024-11-08 16:23:18,786 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:18,786 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 399 of 490 [2024-11-08 16:23:18,786 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:18,986 INFO L124 PetriNetUnfolderBase]: 130/722 cut-off events. [2024-11-08 16:23:18,986 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-08 16:23:18,989 INFO L83 FinitePrefix]: Finished finitePrefix Result has 939 conditions, 722 events. 130/722 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2536 event pairs, 74 based on Foata normal form. 0/645 useless extension candidates. Maximal degree in co-relation 891. Up to 180 conditions per place. [2024-11-08 16:23:18,993 INFO L140 encePairwiseOnDemand]: 488/490 looper letters, 16 selfloop transitions, 1 changer transitions 0/381 dead transitions. [2024-11-08 16:23:18,993 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 381 places, 381 transitions, 833 flow [2024-11-08 16:23:18,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:18,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:18,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1215 transitions. [2024-11-08 16:23:18,997 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.826530612244898 [2024-11-08 16:23:18,997 INFO L175 Difference]: Start difference. First operand has 380 places, 382 transitions, 801 flow. Second operand 3 states and 1215 transitions. [2024-11-08 16:23:18,997 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 381 places, 381 transitions, 833 flow [2024-11-08 16:23:19,000 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 376 places, 381 transitions, 803 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-08 16:23:19,005 INFO L231 Difference]: Finished difference. Result has 376 places, 381 transitions, 771 flow [2024-11-08 16:23:19,006 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=769, PETRI_DIFFERENCE_MINUEND_PLACES=374, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=381, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=380, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=771, PETRI_PLACES=376, PETRI_TRANSITIONS=381} [2024-11-08 16:23:19,007 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -79 predicate places. [2024-11-08 16:23:19,007 INFO L471 AbstractCegarLoop]: Abstraction has has 376 places, 381 transitions, 771 flow [2024-11-08 16:23:19,008 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 400.0) internal successors, (1200), 3 states have internal predecessors, (1200), 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) [2024-11-08 16:23:19,008 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:19,009 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:19,009 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 16:23:19,009 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:19,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:19,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1558719653, now seen corresponding path program 1 times [2024-11-08 16:23:19,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:19,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210710501] [2024-11-08 16:23:19,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:19,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:19,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:19,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:19,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:19,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210710501] [2024-11-08 16:23:19,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210710501] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:19,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:19,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:19,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831361204] [2024-11-08 16:23:19,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:19,089 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:19,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:19,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:19,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:19,109 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 396 out of 490 [2024-11-08 16:23:19,111 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 376 places, 381 transitions, 771 flow. Second operand has 3 states, 3 states have (on average 397.3333333333333) internal successors, (1192), 3 states have internal predecessors, (1192), 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) [2024-11-08 16:23:19,112 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:19,112 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 396 of 490 [2024-11-08 16:23:19,112 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:19,357 INFO L124 PetriNetUnfolderBase]: 130/721 cut-off events. [2024-11-08 16:23:19,358 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-08 16:23:19,360 INFO L83 FinitePrefix]: Finished finitePrefix Result has 926 conditions, 721 events. 130/721 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2545 event pairs, 74 based on Foata normal form. 0/645 useless extension candidates. Maximal degree in co-relation 863. Up to 182 conditions per place. [2024-11-08 16:23:19,364 INFO L140 encePairwiseOnDemand]: 487/490 looper letters, 17 selfloop transitions, 2 changer transitions 0/380 dead transitions. [2024-11-08 16:23:19,364 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 377 places, 380 transitions, 807 flow [2024-11-08 16:23:19,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:19,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:19,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1208 transitions. [2024-11-08 16:23:19,367 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8217687074829932 [2024-11-08 16:23:19,367 INFO L175 Difference]: Start difference. First operand has 376 places, 381 transitions, 771 flow. Second operand 3 states and 1208 transitions. [2024-11-08 16:23:19,368 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 377 places, 380 transitions, 807 flow [2024-11-08 16:23:19,370 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 376 places, 380 transitions, 806 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 16:23:19,375 INFO L231 Difference]: Finished difference. Result has 376 places, 380 transitions, 772 flow [2024-11-08 16:23:19,376 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=768, PETRI_DIFFERENCE_MINUEND_PLACES=374, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=380, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=378, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=772, PETRI_PLACES=376, PETRI_TRANSITIONS=380} [2024-11-08 16:23:19,377 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -79 predicate places. [2024-11-08 16:23:19,377 INFO L471 AbstractCegarLoop]: Abstraction has has 376 places, 380 transitions, 772 flow [2024-11-08 16:23:19,378 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 397.3333333333333) internal successors, (1192), 3 states have internal predecessors, (1192), 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) [2024-11-08 16:23:19,378 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:19,378 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:19,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 16:23:19,379 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:19,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:19,380 INFO L85 PathProgramCache]: Analyzing trace with hash -445347954, now seen corresponding path program 1 times [2024-11-08 16:23:19,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:19,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634394825] [2024-11-08 16:23:19,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:19,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:19,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:19,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:19,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:19,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634394825] [2024-11-08 16:23:19,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634394825] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:19,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:19,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:19,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124108807] [2024-11-08 16:23:19,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:19,434 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:19,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:19,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:19,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:19,445 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 399 out of 490 [2024-11-08 16:23:19,447 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 376 places, 380 transitions, 772 flow. Second operand has 3 states, 3 states have (on average 400.0) internal successors, (1200), 3 states have internal predecessors, (1200), 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) [2024-11-08 16:23:19,447 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:19,447 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 399 of 490 [2024-11-08 16:23:19,447 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:19,663 INFO L124 PetriNetUnfolderBase]: 154/766 cut-off events. [2024-11-08 16:23:19,663 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-08 16:23:19,666 INFO L83 FinitePrefix]: Finished finitePrefix Result has 993 conditions, 766 events. 154/766 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2728 event pairs, 73 based on Foata normal form. 0/677 useless extension candidates. Maximal degree in co-relation 930. Up to 203 conditions per place. [2024-11-08 16:23:19,670 INFO L140 encePairwiseOnDemand]: 488/490 looper letters, 16 selfloop transitions, 1 changer transitions 0/379 dead transitions. [2024-11-08 16:23:19,671 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 377 places, 379 transitions, 804 flow [2024-11-08 16:23:19,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:19,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:19,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1215 transitions. [2024-11-08 16:23:19,675 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.826530612244898 [2024-11-08 16:23:19,675 INFO L175 Difference]: Start difference. First operand has 376 places, 380 transitions, 772 flow. Second operand 3 states and 1215 transitions. [2024-11-08 16:23:19,675 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 377 places, 379 transitions, 804 flow [2024-11-08 16:23:19,678 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 375 places, 379 transitions, 800 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:23:19,682 INFO L231 Difference]: Finished difference. Result has 375 places, 379 transitions, 768 flow [2024-11-08 16:23:19,684 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=766, PETRI_DIFFERENCE_MINUEND_PLACES=373, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=379, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=378, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=768, PETRI_PLACES=375, PETRI_TRANSITIONS=379} [2024-11-08 16:23:19,685 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -80 predicate places. [2024-11-08 16:23:19,685 INFO L471 AbstractCegarLoop]: Abstraction has has 375 places, 379 transitions, 768 flow [2024-11-08 16:23:19,686 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 400.0) internal successors, (1200), 3 states have internal predecessors, (1200), 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) [2024-11-08 16:23:19,686 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:19,686 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:19,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-08 16:23:19,687 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:19,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:19,687 INFO L85 PathProgramCache]: Analyzing trace with hash -262099961, now seen corresponding path program 1 times [2024-11-08 16:23:19,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:19,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537978996] [2024-11-08 16:23:19,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:19,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:19,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:19,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:19,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537978996] [2024-11-08 16:23:19,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537978996] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:19,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:19,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:19,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884810156] [2024-11-08 16:23:19,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:19,771 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:19,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:19,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:19,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:19,784 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 396 out of 490 [2024-11-08 16:23:19,786 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 375 places, 379 transitions, 768 flow. Second operand has 3 states, 3 states have (on average 397.3333333333333) internal successors, (1192), 3 states have internal predecessors, (1192), 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) [2024-11-08 16:23:19,786 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:19,786 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 396 of 490 [2024-11-08 16:23:19,786 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:19,992 INFO L124 PetriNetUnfolderBase]: 154/765 cut-off events. [2024-11-08 16:23:19,992 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-08 16:23:19,996 INFO L83 FinitePrefix]: Finished finitePrefix Result has 993 conditions, 765 events. 154/765 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2726 event pairs, 73 based on Foata normal form. 0/677 useless extension candidates. Maximal degree in co-relation 930. Up to 205 conditions per place. [2024-11-08 16:23:19,999 INFO L140 encePairwiseOnDemand]: 487/490 looper letters, 17 selfloop transitions, 2 changer transitions 0/378 dead transitions. [2024-11-08 16:23:20,000 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 376 places, 378 transitions, 804 flow [2024-11-08 16:23:20,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:20,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:20,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1208 transitions. [2024-11-08 16:23:20,003 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8217687074829932 [2024-11-08 16:23:20,004 INFO L175 Difference]: Start difference. First operand has 375 places, 379 transitions, 768 flow. Second operand 3 states and 1208 transitions. [2024-11-08 16:23:20,004 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 376 places, 378 transitions, 804 flow [2024-11-08 16:23:20,006 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 375 places, 378 transitions, 803 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 16:23:20,011 INFO L231 Difference]: Finished difference. Result has 375 places, 378 transitions, 769 flow [2024-11-08 16:23:20,012 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=765, PETRI_DIFFERENCE_MINUEND_PLACES=373, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=378, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=376, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=769, PETRI_PLACES=375, PETRI_TRANSITIONS=378} [2024-11-08 16:23:20,012 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -80 predicate places. [2024-11-08 16:23:20,012 INFO L471 AbstractCegarLoop]: Abstraction has has 375 places, 378 transitions, 769 flow [2024-11-08 16:23:20,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 397.3333333333333) internal successors, (1192), 3 states have internal predecessors, (1192), 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) [2024-11-08 16:23:20,014 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:20,014 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:20,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 16:23:20,014 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:20,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:20,015 INFO L85 PathProgramCache]: Analyzing trace with hash -1079422880, now seen corresponding path program 1 times [2024-11-08 16:23:20,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:20,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005842060] [2024-11-08 16:23:20,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:20,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:20,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:20,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:20,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:20,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005842060] [2024-11-08 16:23:20,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005842060] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:20,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:20,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:20,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155214624] [2024-11-08 16:23:20,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:20,082 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:20,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:20,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:20,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:20,101 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 490 [2024-11-08 16:23:20,103 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 375 places, 378 transitions, 769 flow. Second operand has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-08 16:23:20,103 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:20,103 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 490 [2024-11-08 16:23:20,103 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:20,306 INFO L124 PetriNetUnfolderBase]: 154/764 cut-off events. [2024-11-08 16:23:20,306 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-08 16:23:20,310 INFO L83 FinitePrefix]: Finished finitePrefix Result has 995 conditions, 764 events. 154/764 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2702 event pairs, 73 based on Foata normal form. 0/677 useless extension candidates. Maximal degree in co-relation 932. Up to 206 conditions per place. [2024-11-08 16:23:20,314 INFO L140 encePairwiseOnDemand]: 487/490 looper letters, 18 selfloop transitions, 2 changer transitions 0/377 dead transitions. [2024-11-08 16:23:20,314 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 376 places, 377 transitions, 807 flow [2024-11-08 16:23:20,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:20,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:20,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1206 transitions. [2024-11-08 16:23:20,317 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8204081632653061 [2024-11-08 16:23:20,318 INFO L175 Difference]: Start difference. First operand has 375 places, 378 transitions, 769 flow. Second operand 3 states and 1206 transitions. [2024-11-08 16:23:20,318 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 376 places, 377 transitions, 807 flow [2024-11-08 16:23:20,320 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 374 places, 377 transitions, 803 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:23:20,325 INFO L231 Difference]: Finished difference. Result has 374 places, 377 transitions, 767 flow [2024-11-08 16:23:20,326 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=763, PETRI_DIFFERENCE_MINUEND_PLACES=372, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=377, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=375, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=767, PETRI_PLACES=374, PETRI_TRANSITIONS=377} [2024-11-08 16:23:20,326 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -81 predicate places. [2024-11-08 16:23:20,327 INFO L471 AbstractCegarLoop]: Abstraction has has 374 places, 377 transitions, 767 flow [2024-11-08 16:23:20,328 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-08 16:23:20,328 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:20,328 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:20,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-08 16:23:20,328 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:20,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:20,329 INFO L85 PathProgramCache]: Analyzing trace with hash -1485257624, now seen corresponding path program 1 times [2024-11-08 16:23:20,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:20,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124631962] [2024-11-08 16:23:20,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:20,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:20,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:20,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:20,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:20,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124631962] [2024-11-08 16:23:20,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124631962] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:20,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:20,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:20,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748217731] [2024-11-08 16:23:20,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:20,401 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:20,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:20,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:20,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:20,419 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 490 [2024-11-08 16:23:20,421 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 374 places, 377 transitions, 767 flow. Second operand has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-08 16:23:20,421 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:20,421 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 490 [2024-11-08 16:23:20,421 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:20,626 INFO L124 PetriNetUnfolderBase]: 154/763 cut-off events. [2024-11-08 16:23:20,627 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-08 16:23:20,630 INFO L83 FinitePrefix]: Finished finitePrefix Result has 994 conditions, 763 events. 154/763 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2714 event pairs, 73 based on Foata normal form. 0/677 useless extension candidates. Maximal degree in co-relation 931. Up to 206 conditions per place. [2024-11-08 16:23:20,634 INFO L140 encePairwiseOnDemand]: 487/490 looper letters, 18 selfloop transitions, 2 changer transitions 0/376 dead transitions. [2024-11-08 16:23:20,634 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 375 places, 376 transitions, 805 flow [2024-11-08 16:23:20,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:20,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:20,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1206 transitions. [2024-11-08 16:23:20,637 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8204081632653061 [2024-11-08 16:23:20,637 INFO L175 Difference]: Start difference. First operand has 374 places, 377 transitions, 767 flow. Second operand 3 states and 1206 transitions. [2024-11-08 16:23:20,637 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 375 places, 376 transitions, 805 flow [2024-11-08 16:23:20,640 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 373 places, 376 transitions, 801 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:23:20,644 INFO L231 Difference]: Finished difference. Result has 373 places, 376 transitions, 765 flow [2024-11-08 16:23:20,645 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=761, PETRI_DIFFERENCE_MINUEND_PLACES=371, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=376, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=374, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=765, PETRI_PLACES=373, PETRI_TRANSITIONS=376} [2024-11-08 16:23:20,646 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -82 predicate places. [2024-11-08 16:23:20,646 INFO L471 AbstractCegarLoop]: Abstraction has has 373 places, 376 transitions, 765 flow [2024-11-08 16:23:20,647 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-08 16:23:20,647 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:20,647 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:20,648 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-08 16:23:20,648 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:20,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:20,650 INFO L85 PathProgramCache]: Analyzing trace with hash -814013009, now seen corresponding path program 1 times [2024-11-08 16:23:20,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:20,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771861325] [2024-11-08 16:23:20,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:20,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:20,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:20,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:20,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:20,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771861325] [2024-11-08 16:23:20,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771861325] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:20,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:20,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:20,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486186253] [2024-11-08 16:23:20,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:20,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:20,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:20,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:20,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:20,750 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 490 [2024-11-08 16:23:20,752 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 373 places, 376 transitions, 765 flow. Second operand has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-08 16:23:20,752 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:20,752 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 490 [2024-11-08 16:23:20,752 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:20,982 INFO L124 PetriNetUnfolderBase]: 154/762 cut-off events. [2024-11-08 16:23:20,982 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-08 16:23:20,984 INFO L83 FinitePrefix]: Finished finitePrefix Result has 993 conditions, 762 events. 154/762 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2710 event pairs, 73 based on Foata normal form. 0/677 useless extension candidates. Maximal degree in co-relation 930. Up to 206 conditions per place. [2024-11-08 16:23:20,987 INFO L140 encePairwiseOnDemand]: 487/490 looper letters, 18 selfloop transitions, 2 changer transitions 0/375 dead transitions. [2024-11-08 16:23:20,988 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 374 places, 375 transitions, 803 flow [2024-11-08 16:23:20,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:20,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:20,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1206 transitions. [2024-11-08 16:23:20,991 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8204081632653061 [2024-11-08 16:23:20,991 INFO L175 Difference]: Start difference. First operand has 373 places, 376 transitions, 765 flow. Second operand 3 states and 1206 transitions. [2024-11-08 16:23:20,991 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 374 places, 375 transitions, 803 flow [2024-11-08 16:23:20,993 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 372 places, 375 transitions, 799 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:23:20,997 INFO L231 Difference]: Finished difference. Result has 372 places, 375 transitions, 763 flow [2024-11-08 16:23:20,998 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=759, PETRI_DIFFERENCE_MINUEND_PLACES=370, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=375, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=373, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=763, PETRI_PLACES=372, PETRI_TRANSITIONS=375} [2024-11-08 16:23:20,999 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -83 predicate places. [2024-11-08 16:23:20,999 INFO L471 AbstractCegarLoop]: Abstraction has has 372 places, 375 transitions, 763 flow [2024-11-08 16:23:21,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 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) [2024-11-08 16:23:21,000 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:21,000 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:21,000 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-08 16:23:21,001 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:21,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:21,001 INFO L85 PathProgramCache]: Analyzing trace with hash -1341434343, now seen corresponding path program 1 times [2024-11-08 16:23:21,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:21,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146826239] [2024-11-08 16:23:21,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:21,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:21,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:21,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:21,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146826239] [2024-11-08 16:23:21,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146826239] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:21,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:21,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:21,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975616367] [2024-11-08 16:23:21,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:21,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:21,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:21,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:21,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:21,079 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 399 out of 490 [2024-11-08 16:23:21,080 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 375 transitions, 763 flow. Second operand has 3 states, 3 states have (on average 400.0) internal successors, (1200), 3 states have internal predecessors, (1200), 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) [2024-11-08 16:23:21,081 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:21,081 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 399 of 490 [2024-11-08 16:23:21,081 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:21,310 INFO L124 PetriNetUnfolderBase]: 156/1001 cut-off events. [2024-11-08 16:23:21,310 INFO L125 PetriNetUnfolderBase]: For 12/12 co-relation queries the response was YES. [2024-11-08 16:23:21,314 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1222 conditions, 1001 events. 156/1001 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 4276 event pairs, 17 based on Foata normal form. 0/853 useless extension candidates. Maximal degree in co-relation 1160. Up to 148 conditions per place. [2024-11-08 16:23:21,318 INFO L140 encePairwiseOnDemand]: 487/490 looper letters, 24 selfloop transitions, 2 changer transitions 0/383 dead transitions. [2024-11-08 16:23:21,318 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 373 places, 383 transitions, 833 flow [2024-11-08 16:23:21,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:21,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:21,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1224 transitions. [2024-11-08 16:23:21,322 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8326530612244898 [2024-11-08 16:23:21,322 INFO L175 Difference]: Start difference. First operand has 372 places, 375 transitions, 763 flow. Second operand 3 states and 1224 transitions. [2024-11-08 16:23:21,322 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 373 places, 383 transitions, 833 flow [2024-11-08 16:23:21,325 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 371 places, 383 transitions, 829 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:23:21,330 INFO L231 Difference]: Finished difference. Result has 372 places, 375 transitions, 767 flow [2024-11-08 16:23:21,331 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=757, PETRI_DIFFERENCE_MINUEND_PLACES=369, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=374, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=372, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=767, PETRI_PLACES=372, PETRI_TRANSITIONS=375} [2024-11-08 16:23:21,331 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -83 predicate places. [2024-11-08 16:23:21,332 INFO L471 AbstractCegarLoop]: Abstraction has has 372 places, 375 transitions, 767 flow [2024-11-08 16:23:21,332 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 400.0) internal successors, (1200), 3 states have internal predecessors, (1200), 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) [2024-11-08 16:23:21,333 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:21,333 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:21,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-08 16:23:21,333 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:21,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:21,334 INFO L85 PathProgramCache]: Analyzing trace with hash 1938004368, now seen corresponding path program 1 times [2024-11-08 16:23:21,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:21,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535125295] [2024-11-08 16:23:21,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:21,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:21,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:21,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:21,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535125295] [2024-11-08 16:23:21,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535125295] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:21,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:21,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:21,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587913397] [2024-11-08 16:23:21,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:21,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:21,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:21,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:21,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:21,431 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 490 [2024-11-08 16:23:21,432 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 375 transitions, 767 flow. Second operand has 3 states, 3 states have (on average 394.3333333333333) internal successors, (1183), 3 states have internal predecessors, (1183), 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) [2024-11-08 16:23:21,433 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:21,433 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 490 [2024-11-08 16:23:21,433 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:21,685 INFO L124 PetriNetUnfolderBase]: 228/1004 cut-off events. [2024-11-08 16:23:21,686 INFO L125 PetriNetUnfolderBase]: For 73/73 co-relation queries the response was YES. [2024-11-08 16:23:21,689 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1453 conditions, 1004 events. 228/1004 cut-off events. For 73/73 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 4606 event pairs, 127 based on Foata normal form. 0/923 useless extension candidates. Maximal degree in co-relation 1389. Up to 319 conditions per place. [2024-11-08 16:23:21,693 INFO L140 encePairwiseOnDemand]: 487/490 looper letters, 21 selfloop transitions, 2 changer transitions 0/374 dead transitions. [2024-11-08 16:23:21,693 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 373 places, 374 transitions, 811 flow [2024-11-08 16:23:21,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:21,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:21,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1202 transitions. [2024-11-08 16:23:21,696 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.817687074829932 [2024-11-08 16:23:21,696 INFO L175 Difference]: Start difference. First operand has 372 places, 375 transitions, 767 flow. Second operand 3 states and 1202 transitions. [2024-11-08 16:23:21,696 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 373 places, 374 transitions, 811 flow [2024-11-08 16:23:21,698 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 372 places, 374 transitions, 809 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 16:23:21,702 INFO L231 Difference]: Finished difference. Result has 372 places, 374 transitions, 767 flow [2024-11-08 16:23:21,703 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=763, PETRI_DIFFERENCE_MINUEND_PLACES=370, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=374, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=372, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=767, PETRI_PLACES=372, PETRI_TRANSITIONS=374} [2024-11-08 16:23:21,703 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -83 predicate places. [2024-11-08 16:23:21,704 INFO L471 AbstractCegarLoop]: Abstraction has has 372 places, 374 transitions, 767 flow [2024-11-08 16:23:21,705 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 394.3333333333333) internal successors, (1183), 3 states have internal predecessors, (1183), 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) [2024-11-08 16:23:21,705 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:21,705 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:21,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-08 16:23:21,706 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:21,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:21,706 INFO L85 PathProgramCache]: Analyzing trace with hash 2139483153, now seen corresponding path program 1 times [2024-11-08 16:23:21,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:21,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374900942] [2024-11-08 16:23:21,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:21,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:21,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:21,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:21,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:21,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374900942] [2024-11-08 16:23:21,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374900942] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:21,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:21,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:21,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529845934] [2024-11-08 16:23:21,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:21,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:21,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:21,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:21,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:21,785 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 399 out of 490 [2024-11-08 16:23:21,787 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 374 transitions, 767 flow. Second operand has 3 states, 3 states have (on average 400.0) internal successors, (1200), 3 states have internal predecessors, (1200), 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) [2024-11-08 16:23:21,787 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:21,787 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 399 of 490 [2024-11-08 16:23:21,787 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:22,027 INFO L124 PetriNetUnfolderBase]: 164/971 cut-off events. [2024-11-08 16:23:22,027 INFO L125 PetriNetUnfolderBase]: For 49/49 co-relation queries the response was YES. [2024-11-08 16:23:22,031 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1246 conditions, 971 events. 164/971 cut-off events. For 49/49 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 3920 event pairs, 30 based on Foata normal form. 0/836 useless extension candidates. Maximal degree in co-relation 1183. Up to 125 conditions per place. [2024-11-08 16:23:22,035 INFO L140 encePairwiseOnDemand]: 487/490 looper letters, 26 selfloop transitions, 2 changer transitions 0/383 dead transitions. [2024-11-08 16:23:22,035 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 373 places, 383 transitions, 847 flow [2024-11-08 16:23:22,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:22,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:22,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1224 transitions. [2024-11-08 16:23:22,039 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8326530612244898 [2024-11-08 16:23:22,039 INFO L175 Difference]: Start difference. First operand has 372 places, 374 transitions, 767 flow. Second operand 3 states and 1224 transitions. [2024-11-08 16:23:22,039 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 373 places, 383 transitions, 847 flow [2024-11-08 16:23:22,042 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 371 places, 383 transitions, 843 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:23:22,046 INFO L231 Difference]: Finished difference. Result has 372 places, 374 transitions, 771 flow [2024-11-08 16:23:22,046 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=761, PETRI_DIFFERENCE_MINUEND_PLACES=369, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=373, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=371, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=771, PETRI_PLACES=372, PETRI_TRANSITIONS=374} [2024-11-08 16:23:22,047 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -83 predicate places. [2024-11-08 16:23:22,047 INFO L471 AbstractCegarLoop]: Abstraction has has 372 places, 374 transitions, 771 flow [2024-11-08 16:23:22,048 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 400.0) internal successors, (1200), 3 states have internal predecessors, (1200), 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) [2024-11-08 16:23:22,048 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:22,048 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:22,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-08 16:23:22,048 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:22,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:22,049 INFO L85 PathProgramCache]: Analyzing trace with hash 923892836, now seen corresponding path program 1 times [2024-11-08 16:23:22,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:22,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140244862] [2024-11-08 16:23:22,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:22,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:22,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:22,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:22,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140244862] [2024-11-08 16:23:22,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140244862] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:22,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:22,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:22,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061685003] [2024-11-08 16:23:22,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:22,146 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:22,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:22,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:22,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:22,159 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 396 out of 490 [2024-11-08 16:23:22,161 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 374 transitions, 771 flow. Second operand has 3 states, 3 states have (on average 397.3333333333333) internal successors, (1192), 3 states have internal predecessors, (1192), 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) [2024-11-08 16:23:22,161 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:22,161 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 396 of 490 [2024-11-08 16:23:22,161 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:22,408 INFO L124 PetriNetUnfolderBase]: 155/775 cut-off events. [2024-11-08 16:23:22,408 INFO L125 PetriNetUnfolderBase]: For 81/81 co-relation queries the response was YES. [2024-11-08 16:23:22,411 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1102 conditions, 775 events. 155/775 cut-off events. For 81/81 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 2844 event pairs, 73 based on Foata normal form. 0/694 useless extension candidates. Maximal degree in co-relation 1037. Up to 214 conditions per place. [2024-11-08 16:23:22,415 INFO L140 encePairwiseOnDemand]: 487/490 looper letters, 19 selfloop transitions, 2 changer transitions 0/373 dead transitions. [2024-11-08 16:23:22,415 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 373 places, 373 transitions, 811 flow [2024-11-08 16:23:22,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:22,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:22,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1208 transitions. [2024-11-08 16:23:22,418 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8217687074829932 [2024-11-08 16:23:22,419 INFO L175 Difference]: Start difference. First operand has 372 places, 374 transitions, 771 flow. Second operand 3 states and 1208 transitions. [2024-11-08 16:23:22,419 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 373 places, 373 transitions, 811 flow [2024-11-08 16:23:22,422 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 372 places, 373 transitions, 809 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 16:23:22,426 INFO L231 Difference]: Finished difference. Result has 372 places, 373 transitions, 771 flow [2024-11-08 16:23:22,427 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=767, PETRI_DIFFERENCE_MINUEND_PLACES=370, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=373, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=371, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=771, PETRI_PLACES=372, PETRI_TRANSITIONS=373} [2024-11-08 16:23:22,428 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -83 predicate places. [2024-11-08 16:23:22,428 INFO L471 AbstractCegarLoop]: Abstraction has has 372 places, 373 transitions, 771 flow [2024-11-08 16:23:22,428 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 397.3333333333333) internal successors, (1192), 3 states have internal predecessors, (1192), 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) [2024-11-08 16:23:22,429 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:22,429 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:22,429 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-08 16:23:22,429 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:22,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:22,430 INFO L85 PathProgramCache]: Analyzing trace with hash 1542747741, now seen corresponding path program 1 times [2024-11-08 16:23:22,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:22,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107949988] [2024-11-08 16:23:22,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:22,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:22,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:22,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:22,503 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:22,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107949988] [2024-11-08 16:23:22,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107949988] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:22,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:22,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:22,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999773073] [2024-11-08 16:23:22,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:22,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:22,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:22,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:22,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:22,516 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 399 out of 490 [2024-11-08 16:23:22,517 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 373 transitions, 771 flow. Second operand has 3 states, 3 states have (on average 400.0) internal successors, (1200), 3 states have internal predecessors, (1200), 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) [2024-11-08 16:23:22,518 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:22,518 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 399 of 490 [2024-11-08 16:23:22,518 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:22,926 INFO L124 PetriNetUnfolderBase]: 239/1250 cut-off events. [2024-11-08 16:23:22,926 INFO L125 PetriNetUnfolderBase]: For 131/131 co-relation queries the response was YES. [2024-11-08 16:23:22,932 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1721 conditions, 1250 events. 239/1250 cut-off events. For 131/131 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 6538 event pairs, 73 based on Foata normal form. 0/1092 useless extension candidates. Maximal degree in co-relation 1657. Up to 212 conditions per place. [2024-11-08 16:23:22,944 INFO L140 encePairwiseOnDemand]: 486/490 looper letters, 29 selfloop transitions, 3 changer transitions 0/385 dead transitions. [2024-11-08 16:23:22,945 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 373 places, 385 transitions, 872 flow [2024-11-08 16:23:22,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:22,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:22,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1226 transitions. [2024-11-08 16:23:22,948 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8340136054421768 [2024-11-08 16:23:22,949 INFO L175 Difference]: Start difference. First operand has 372 places, 373 transitions, 771 flow. Second operand 3 states and 1226 transitions. [2024-11-08 16:23:22,949 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 373 places, 385 transitions, 872 flow [2024-11-08 16:23:22,954 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 371 places, 385 transitions, 868 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:23:22,960 INFO L231 Difference]: Finished difference. Result has 372 places, 373 transitions, 778 flow [2024-11-08 16:23:22,960 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=765, PETRI_DIFFERENCE_MINUEND_PLACES=369, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=372, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=369, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=778, PETRI_PLACES=372, PETRI_TRANSITIONS=373} [2024-11-08 16:23:22,961 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -83 predicate places. [2024-11-08 16:23:22,961 INFO L471 AbstractCegarLoop]: Abstraction has has 372 places, 373 transitions, 778 flow [2024-11-08 16:23:22,962 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 400.0) internal successors, (1200), 3 states have internal predecessors, (1200), 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) [2024-11-08 16:23:22,962 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:22,963 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:22,963 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-08 16:23:22,963 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:22,964 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:22,964 INFO L85 PathProgramCache]: Analyzing trace with hash -926582182, now seen corresponding path program 1 times [2024-11-08 16:23:22,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:22,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880160518] [2024-11-08 16:23:22,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:22,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:23,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:23,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:23,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880160518] [2024-11-08 16:23:23,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880160518] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:23,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:23,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:23,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066476381] [2024-11-08 16:23:23,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:23,051 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:23,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:23,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:23,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:23,065 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 396 out of 490 [2024-11-08 16:23:23,067 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 373 transitions, 778 flow. Second operand has 3 states, 3 states have (on average 397.3333333333333) internal successors, (1192), 3 states have internal predecessors, (1192), 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) [2024-11-08 16:23:23,067 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:23,068 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 396 of 490 [2024-11-08 16:23:23,068 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:23,396 INFO L124 PetriNetUnfolderBase]: 227/1021 cut-off events. [2024-11-08 16:23:23,397 INFO L125 PetriNetUnfolderBase]: For 209/209 co-relation queries the response was YES. [2024-11-08 16:23:23,403 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1558 conditions, 1021 events. 227/1021 cut-off events. For 209/209 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 4639 event pairs, 123 based on Foata normal form. 0/917 useless extension candidates. Maximal degree in co-relation 1493. Up to 324 conditions per place. [2024-11-08 16:23:23,408 INFO L140 encePairwiseOnDemand]: 487/490 looper letters, 20 selfloop transitions, 2 changer transitions 0/372 dead transitions. [2024-11-08 16:23:23,409 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 373 places, 372 transitions, 820 flow [2024-11-08 16:23:23,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:23,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:23,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1208 transitions. [2024-11-08 16:23:23,413 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8217687074829932 [2024-11-08 16:23:23,413 INFO L175 Difference]: Start difference. First operand has 372 places, 373 transitions, 778 flow. Second operand 3 states and 1208 transitions. [2024-11-08 16:23:23,413 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 373 places, 372 transitions, 820 flow [2024-11-08 16:23:23,417 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 372 places, 372 transitions, 817 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 16:23:23,422 INFO L231 Difference]: Finished difference. Result has 372 places, 372 transitions, 777 flow [2024-11-08 16:23:23,422 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=773, PETRI_DIFFERENCE_MINUEND_PLACES=370, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=372, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=370, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=777, PETRI_PLACES=372, PETRI_TRANSITIONS=372} [2024-11-08 16:23:23,423 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -83 predicate places. [2024-11-08 16:23:23,423 INFO L471 AbstractCegarLoop]: Abstraction has has 372 places, 372 transitions, 777 flow [2024-11-08 16:23:23,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 397.3333333333333) internal successors, (1192), 3 states have internal predecessors, (1192), 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) [2024-11-08 16:23:23,425 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:23,425 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:23,425 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-08 16:23:23,426 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:23,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:23,426 INFO L85 PathProgramCache]: Analyzing trace with hash -53313211, now seen corresponding path program 1 times [2024-11-08 16:23:23,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:23,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212624184] [2024-11-08 16:23:23,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:23,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:23,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:23,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:23,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:23,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212624184] [2024-11-08 16:23:23,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212624184] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:23,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:23,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:23,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187578622] [2024-11-08 16:23:23,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:23,516 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:23,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:23,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:23,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:23,534 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 396 out of 490 [2024-11-08 16:23:23,535 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 372 transitions, 777 flow. Second operand has 3 states, 3 states have (on average 397.0) internal successors, (1191), 3 states have internal predecessors, (1191), 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) [2024-11-08 16:23:23,535 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:23,536 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 396 of 490 [2024-11-08 16:23:23,536 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:23,952 INFO L124 PetriNetUnfolderBase]: 326/1543 cut-off events. [2024-11-08 16:23:23,952 INFO L125 PetriNetUnfolderBase]: For 229/229 co-relation queries the response was YES. [2024-11-08 16:23:23,960 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2261 conditions, 1543 events. 326/1543 cut-off events. For 229/229 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 8471 event pairs, 187 based on Foata normal form. 0/1323 useless extension candidates. Maximal degree in co-relation 2195. Up to 462 conditions per place. [2024-11-08 16:23:23,966 INFO L140 encePairwiseOnDemand]: 487/490 looper letters, 21 selfloop transitions, 1 changer transitions 0/370 dead transitions. [2024-11-08 16:23:23,966 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 372 places, 370 transitions, 817 flow [2024-11-08 16:23:23,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:23,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:23,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1209 transitions. [2024-11-08 16:23:23,970 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8224489795918367 [2024-11-08 16:23:23,970 INFO L175 Difference]: Start difference. First operand has 372 places, 372 transitions, 777 flow. Second operand 3 states and 1209 transitions. [2024-11-08 16:23:23,971 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 372 places, 370 transitions, 817 flow [2024-11-08 16:23:23,974 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 370 places, 370 transitions, 813 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:23:23,979 INFO L231 Difference]: Finished difference. Result has 370 places, 370 transitions, 771 flow [2024-11-08 16:23:23,979 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=769, PETRI_DIFFERENCE_MINUEND_PLACES=368, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=370, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=369, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=771, PETRI_PLACES=370, PETRI_TRANSITIONS=370} [2024-11-08 16:23:23,980 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -85 predicate places. [2024-11-08 16:23:23,980 INFO L471 AbstractCegarLoop]: Abstraction has has 370 places, 370 transitions, 771 flow [2024-11-08 16:23:23,981 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 397.0) internal successors, (1191), 3 states have internal predecessors, (1191), 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) [2024-11-08 16:23:23,981 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:23,982 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] [2024-11-08 16:23:23,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-08 16:23:23,982 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:23,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:23,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1082421567, now seen corresponding path program 1 times [2024-11-08 16:23:23,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:23,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523193731] [2024-11-08 16:23:23,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:23,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:24,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:24,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:24,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:24,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523193731] [2024-11-08 16:23:24,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523193731] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:24,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:24,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:24,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144454078] [2024-11-08 16:23:24,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:24,063 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:24,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:24,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:24,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:24,078 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 397 out of 490 [2024-11-08 16:23:24,080 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 370 places, 370 transitions, 771 flow. Second operand has 3 states, 3 states have (on average 398.3333333333333) internal successors, (1195), 3 states have internal predecessors, (1195), 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) [2024-11-08 16:23:24,080 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:24,080 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 397 of 490 [2024-11-08 16:23:24,081 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:24,532 INFO L124 PetriNetUnfolderBase]: 330/1567 cut-off events. [2024-11-08 16:23:24,533 INFO L125 PetriNetUnfolderBase]: For 237/237 co-relation queries the response was YES. [2024-11-08 16:23:24,540 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2287 conditions, 1567 events. 330/1567 cut-off events. For 237/237 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 8553 event pairs, 151 based on Foata normal form. 0/1338 useless extension candidates. Maximal degree in co-relation 2222. Up to 383 conditions per place. [2024-11-08 16:23:24,546 INFO L140 encePairwiseOnDemand]: 487/490 looper letters, 28 selfloop transitions, 2 changer transitions 0/377 dead transitions. [2024-11-08 16:23:24,546 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 371 places, 377 transitions, 855 flow [2024-11-08 16:23:24,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:24,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:24,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1217 transitions. [2024-11-08 16:23:24,550 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.827891156462585 [2024-11-08 16:23:24,550 INFO L175 Difference]: Start difference. First operand has 370 places, 370 transitions, 771 flow. Second operand 3 states and 1217 transitions. [2024-11-08 16:23:24,550 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 371 places, 377 transitions, 855 flow [2024-11-08 16:23:24,553 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 370 places, 377 transitions, 854 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 16:23:24,558 INFO L231 Difference]: Finished difference. Result has 370 places, 369 transitions, 772 flow [2024-11-08 16:23:24,559 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=768, PETRI_DIFFERENCE_MINUEND_PLACES=368, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=369, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=367, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=772, PETRI_PLACES=370, PETRI_TRANSITIONS=369} [2024-11-08 16:23:24,559 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -85 predicate places. [2024-11-08 16:23:24,559 INFO L471 AbstractCegarLoop]: Abstraction has has 370 places, 369 transitions, 772 flow [2024-11-08 16:23:24,560 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 398.3333333333333) internal successors, (1195), 3 states have internal predecessors, (1195), 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) [2024-11-08 16:23:24,560 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:24,561 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] [2024-11-08 16:23:24,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-08 16:23:24,561 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:24,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:24,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1412294748, now seen corresponding path program 1 times [2024-11-08 16:23:24,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:24,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359176543] [2024-11-08 16:23:24,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:24,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:24,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:24,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:24,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:24,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359176543] [2024-11-08 16:23:24,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359176543] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:24,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:24,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:24,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988048521] [2024-11-08 16:23:24,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:24,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:24,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:24,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:24,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:24,658 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 490 [2024-11-08 16:23:24,660 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 370 places, 369 transitions, 772 flow. Second operand has 3 states, 3 states have (on average 394.3333333333333) internal successors, (1183), 3 states have internal predecessors, (1183), 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) [2024-11-08 16:23:24,660 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:24,660 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 490 [2024-11-08 16:23:24,660 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:25,326 INFO L124 PetriNetUnfolderBase]: 564/2113 cut-off events. [2024-11-08 16:23:25,326 INFO L125 PetriNetUnfolderBase]: For 371/371 co-relation queries the response was YES. [2024-11-08 16:23:25,337 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3334 conditions, 2113 events. 564/2113 cut-off events. For 371/371 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 13258 event pairs, 94 based on Foata normal form. 0/1924 useless extension candidates. Maximal degree in co-relation 3269. Up to 636 conditions per place. [2024-11-08 16:23:25,345 INFO L140 encePairwiseOnDemand]: 483/490 looper letters, 32 selfloop transitions, 5 changer transitions 0/379 dead transitions. [2024-11-08 16:23:25,345 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 369 places, 379 transitions, 879 flow [2024-11-08 16:23:25,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:25,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:25,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1214 transitions. [2024-11-08 16:23:25,349 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8258503401360544 [2024-11-08 16:23:25,349 INFO L175 Difference]: Start difference. First operand has 370 places, 369 transitions, 772 flow. Second operand 3 states and 1214 transitions. [2024-11-08 16:23:25,349 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 369 places, 379 transitions, 879 flow [2024-11-08 16:23:25,352 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 367 places, 379 transitions, 875 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:23:25,357 INFO L231 Difference]: Finished difference. Result has 369 places, 370 transitions, 802 flow [2024-11-08 16:23:25,358 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=762, PETRI_DIFFERENCE_MINUEND_PLACES=365, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=366, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=361, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=802, PETRI_PLACES=369, PETRI_TRANSITIONS=370} [2024-11-08 16:23:25,359 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -86 predicate places. [2024-11-08 16:23:25,359 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 370 transitions, 802 flow [2024-11-08 16:23:25,360 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 394.3333333333333) internal successors, (1183), 3 states have internal predecessors, (1183), 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) [2024-11-08 16:23:25,360 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:25,360 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, 1, 1] [2024-11-08 16:23:25,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-08 16:23:25,361 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting thread1Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:25,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:25,361 INFO L85 PathProgramCache]: Analyzing trace with hash 231869003, now seen corresponding path program 1 times [2024-11-08 16:23:25,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:25,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956143359] [2024-11-08 16:23:25,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:25,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:25,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:25,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:25,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956143359] [2024-11-08 16:23:25,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956143359] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:25,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:25,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:25,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801233565] [2024-11-08 16:23:25,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:25,443 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:25,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:25,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:25,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:25,454 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 399 out of 490 [2024-11-08 16:23:25,455 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 370 transitions, 802 flow. Second operand has 3 states, 3 states have (on average 400.6666666666667) internal successors, (1202), 3 states have internal predecessors, (1202), 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) [2024-11-08 16:23:25,455 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:25,456 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 399 of 490 [2024-11-08 16:23:25,456 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:26,125 INFO L124 PetriNetUnfolderBase]: 407/1938 cut-off events. [2024-11-08 16:23:26,126 INFO L125 PetriNetUnfolderBase]: For 693/701 co-relation queries the response was YES. [2024-11-08 16:23:26,137 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3100 conditions, 1938 events. 407/1938 cut-off events. For 693/701 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 12256 event pairs, 50 based on Foata normal form. 3/1757 useless extension candidates. Maximal degree in co-relation 3034. Up to 512 conditions per place. [2024-11-08 16:23:26,145 INFO L140 encePairwiseOnDemand]: 486/490 looper letters, 29 selfloop transitions, 4 changer transitions 0/379 dead transitions. [2024-11-08 16:23:26,145 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 370 places, 379 transitions, 906 flow [2024-11-08 16:23:26,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:26,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:26,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1223 transitions. [2024-11-08 16:23:26,149 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8319727891156462 [2024-11-08 16:23:26,149 INFO L175 Difference]: Start difference. First operand has 369 places, 370 transitions, 802 flow. Second operand 3 states and 1223 transitions. [2024-11-08 16:23:26,149 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 370 places, 379 transitions, 906 flow [2024-11-08 16:23:26,153 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 368 places, 379 transitions, 894 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 16:23:26,158 INFO L231 Difference]: Finished difference. Result has 369 places, 373 transitions, 828 flow [2024-11-08 16:23:26,158 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=790, PETRI_DIFFERENCE_MINUEND_PLACES=366, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=369, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=365, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=828, PETRI_PLACES=369, PETRI_TRANSITIONS=373} [2024-11-08 16:23:26,159 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -86 predicate places. [2024-11-08 16:23:26,159 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 373 transitions, 828 flow [2024-11-08 16:23:26,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 400.6666666666667) internal successors, (1202), 3 states have internal predecessors, (1202), 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) [2024-11-08 16:23:26,160 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:26,160 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:26,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-08 16:23:26,161 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting thread1Err9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:26,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:26,161 INFO L85 PathProgramCache]: Analyzing trace with hash -403804815, now seen corresponding path program 1 times [2024-11-08 16:23:26,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:26,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977366739] [2024-11-08 16:23:26,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:26,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:26,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:27,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:27,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:27,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977366739] [2024-11-08 16:23:27,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977366739] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:27,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:27,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:23:27,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257186774] [2024-11-08 16:23:27,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:27,093 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:23:27,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:27,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:23:27,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:23:27,250 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 381 out of 490 [2024-11-08 16:23:27,257 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 373 transitions, 828 flow. Second operand has 6 states, 6 states have (on average 382.8333333333333) internal successors, (2297), 6 states have internal predecessors, (2297), 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) [2024-11-08 16:23:27,257 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:27,257 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 381 of 490 [2024-11-08 16:23:27,257 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:28,128 INFO L124 PetriNetUnfolderBase]: 621/2440 cut-off events. [2024-11-08 16:23:28,129 INFO L125 PetriNetUnfolderBase]: For 1193/1205 co-relation queries the response was YES. [2024-11-08 16:23:28,140 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4234 conditions, 2440 events. 621/2440 cut-off events. For 1193/1205 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 16599 event pairs, 131 based on Foata normal form. 7/2236 useless extension candidates. Maximal degree in co-relation 4166. Up to 440 conditions per place. [2024-11-08 16:23:28,150 INFO L140 encePairwiseOnDemand]: 483/490 looper letters, 76 selfloop transitions, 6 changer transitions 0/410 dead transitions. [2024-11-08 16:23:28,150 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 373 places, 410 transitions, 1134 flow [2024-11-08 16:23:28,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:23:28,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-08 16:23:28,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2352 transitions. [2024-11-08 16:23:28,156 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8 [2024-11-08 16:23:28,156 INFO L175 Difference]: Start difference. First operand has 369 places, 373 transitions, 828 flow. Second operand 6 states and 2352 transitions. [2024-11-08 16:23:28,156 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 373 places, 410 transitions, 1134 flow [2024-11-08 16:23:28,159 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 373 places, 410 transitions, 1134 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-08 16:23:28,164 INFO L231 Difference]: Finished difference. Result has 378 places, 377 transitions, 872 flow [2024-11-08 16:23:28,164 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=826, PETRI_DIFFERENCE_MINUEND_PLACES=368, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=372, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=366, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=872, PETRI_PLACES=378, PETRI_TRANSITIONS=377} [2024-11-08 16:23:28,165 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -77 predicate places. [2024-11-08 16:23:28,165 INFO L471 AbstractCegarLoop]: Abstraction has has 378 places, 377 transitions, 872 flow [2024-11-08 16:23:28,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 382.8333333333333) internal successors, (2297), 6 states have internal predecessors, (2297), 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) [2024-11-08 16:23:28,167 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:28,167 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:28,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-08 16:23:28,168 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:28,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:28,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1050770252, now seen corresponding path program 1 times [2024-11-08 16:23:28,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:28,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888378922] [2024-11-08 16:23:28,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:28,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:28,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:28,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:28,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:28,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888378922] [2024-11-08 16:23:28,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888378922] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:28,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:28,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:23:28,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488837164] [2024-11-08 16:23:28,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:28,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:28,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:28,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:28,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:28,580 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 399 out of 490 [2024-11-08 16:23:28,582 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 378 places, 377 transitions, 872 flow. Second operand has 3 states, 3 states have (on average 404.0) internal successors, (1212), 3 states have internal predecessors, (1212), 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) [2024-11-08 16:23:28,582 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:28,582 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 399 of 490 [2024-11-08 16:23:28,582 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:29,029 INFO L124 PetriNetUnfolderBase]: 385/1725 cut-off events. [2024-11-08 16:23:29,029 INFO L125 PetriNetUnfolderBase]: For 947/982 co-relation queries the response was YES. [2024-11-08 16:23:29,040 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2985 conditions, 1725 events. 385/1725 cut-off events. For 947/982 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 10317 event pairs, 80 based on Foata normal form. 33/1579 useless extension candidates. Maximal degree in co-relation 2912. Up to 432 conditions per place. [2024-11-08 16:23:29,047 INFO L140 encePairwiseOnDemand]: 487/490 looper letters, 36 selfloop transitions, 2 changer transitions 0/387 dead transitions. [2024-11-08 16:23:29,048 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 380 places, 387 transitions, 996 flow [2024-11-08 16:23:29,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:29,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:29,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1224 transitions. [2024-11-08 16:23:29,052 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8326530612244898 [2024-11-08 16:23:29,052 INFO L175 Difference]: Start difference. First operand has 378 places, 377 transitions, 872 flow. Second operand 3 states and 1224 transitions. [2024-11-08 16:23:29,052 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 380 places, 387 transitions, 996 flow [2024-11-08 16:23:29,055 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 380 places, 387 transitions, 996 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-08 16:23:29,059 INFO L231 Difference]: Finished difference. Result has 381 places, 378 transitions, 884 flow [2024-11-08 16:23:29,060 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=872, PETRI_DIFFERENCE_MINUEND_PLACES=378, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=377, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=375, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=884, PETRI_PLACES=381, PETRI_TRANSITIONS=378} [2024-11-08 16:23:29,061 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -74 predicate places. [2024-11-08 16:23:29,061 INFO L471 AbstractCegarLoop]: Abstraction has has 381 places, 378 transitions, 884 flow [2024-11-08 16:23:29,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 404.0) internal successors, (1212), 3 states have internal predecessors, (1212), 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) [2024-11-08 16:23:29,062 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:29,062 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:29,062 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-08 16:23:29,062 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:29,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:29,063 INFO L85 PathProgramCache]: Analyzing trace with hash 241878304, now seen corresponding path program 2 times [2024-11-08 16:23:29,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:29,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121226762] [2024-11-08 16:23:29,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:29,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:29,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:29,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:29,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:29,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121226762] [2024-11-08 16:23:29,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121226762] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:29,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:29,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:23:29,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873213755] [2024-11-08 16:23:29,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:29,484 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:29,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:29,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:29,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:29,529 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 399 out of 490 [2024-11-08 16:23:29,531 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 381 places, 378 transitions, 884 flow. Second operand has 3 states, 3 states have (on average 404.0) internal successors, (1212), 3 states have internal predecessors, (1212), 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) [2024-11-08 16:23:29,531 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:29,531 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 399 of 490 [2024-11-08 16:23:29,531 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:30,104 INFO L124 PetriNetUnfolderBase]: 375/1843 cut-off events. [2024-11-08 16:23:30,104 INFO L125 PetriNetUnfolderBase]: For 1070/1103 co-relation queries the response was YES. [2024-11-08 16:23:30,114 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3243 conditions, 1843 events. 375/1843 cut-off events. For 1070/1103 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 10545 event pairs, 122 based on Foata normal form. 14/1652 useless extension candidates. Maximal degree in co-relation 3168. Up to 506 conditions per place. [2024-11-08 16:23:30,124 INFO L140 encePairwiseOnDemand]: 486/490 looper letters, 30 selfloop transitions, 4 changer transitions 0/383 dead transitions. [2024-11-08 16:23:30,124 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 383 places, 383 transitions, 968 flow [2024-11-08 16:23:30,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:30,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:30,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1222 transitions. [2024-11-08 16:23:30,128 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8312925170068027 [2024-11-08 16:23:30,129 INFO L175 Difference]: Start difference. First operand has 381 places, 378 transitions, 884 flow. Second operand 3 states and 1222 transitions. [2024-11-08 16:23:30,129 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 383 places, 383 transitions, 968 flow [2024-11-08 16:23:30,133 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 382 places, 383 transitions, 966 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 16:23:30,138 INFO L231 Difference]: Finished difference. Result has 383 places, 378 transitions, 898 flow [2024-11-08 16:23:30,138 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=864, PETRI_DIFFERENCE_MINUEND_PLACES=380, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=376, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=372, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=898, PETRI_PLACES=383, PETRI_TRANSITIONS=378} [2024-11-08 16:23:30,139 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -72 predicate places. [2024-11-08 16:23:30,139 INFO L471 AbstractCegarLoop]: Abstraction has has 383 places, 378 transitions, 898 flow [2024-11-08 16:23:30,140 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 404.0) internal successors, (1212), 3 states have internal predecessors, (1212), 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) [2024-11-08 16:23:30,141 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 16:23:30,141 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:30,141 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-08 16:23:30,141 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE, thread1Err24ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-11-08 16:23:30,142 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:30,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1907392010, now seen corresponding path program 3 times [2024-11-08 16:23:30,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:23:30,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263367039] [2024-11-08 16:23:30,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:30,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:23:30,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:30,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:23:30,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:23:30,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263367039] [2024-11-08 16:23:30,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [263367039] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:23:30,281 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:23:30,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:23:30,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756315080] [2024-11-08 16:23:30,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:23:30,282 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:23:30,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:23:30,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:23:30,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:23:30,300 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 399 out of 490 [2024-11-08 16:23:30,302 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 383 places, 378 transitions, 898 flow. Second operand has 3 states, 3 states have (on average 403.6666666666667) internal successors, (1211), 3 states have internal predecessors, (1211), 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) [2024-11-08 16:23:30,306 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 16:23:30,306 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 399 of 490 [2024-11-08 16:23:30,306 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 16:23:30,931 INFO L124 PetriNetUnfolderBase]: 385/1990 cut-off events. [2024-11-08 16:23:30,931 INFO L125 PetriNetUnfolderBase]: For 1224/1252 co-relation queries the response was YES. [2024-11-08 16:23:30,942 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3490 conditions, 1990 events. 385/1990 cut-off events. For 1224/1252 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 11692 event pairs, 168 based on Foata normal form. 4/1778 useless extension candidates. Maximal degree in co-relation 3416. Up to 529 conditions per place. [2024-11-08 16:23:30,944 INFO L140 encePairwiseOnDemand]: 488/490 looper letters, 0 selfloop transitions, 0 changer transitions 377/377 dead transitions. [2024-11-08 16:23:30,944 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 384 places, 377 transitions, 950 flow [2024-11-08 16:23:30,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:23:30,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 16:23:30,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1214 transitions. [2024-11-08 16:23:30,948 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8258503401360544 [2024-11-08 16:23:30,948 INFO L175 Difference]: Start difference. First operand has 383 places, 378 transitions, 898 flow. Second operand 3 states and 1214 transitions. [2024-11-08 16:23:30,949 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 384 places, 377 transitions, 950 flow [2024-11-08 16:23:30,953 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 383 places, 377 transitions, 946 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 16:23:30,956 INFO L231 Difference]: Finished difference. Result has 383 places, 0 transitions, 0 flow [2024-11-08 16:23:30,956 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=490, PETRI_DIFFERENCE_MINUEND_FLOW=892, PETRI_DIFFERENCE_MINUEND_PLACES=381, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=377, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=377, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=383, PETRI_TRANSITIONS=0} [2024-11-08 16:23:30,957 INFO L277 CegarLoopForPetriNet]: 455 programPoint places, -72 predicate places. [2024-11-08 16:23:30,957 INFO L471 AbstractCegarLoop]: Abstraction has has 383 places, 0 transitions, 0 flow [2024-11-08 16:23:30,958 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 403.6666666666667) internal successors, (1211), 3 states have internal predecessors, (1211), 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) [2024-11-08 16:23:30,961 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (158 of 159 remaining) [2024-11-08 16:23:30,962 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (157 of 159 remaining) [2024-11-08 16:23:30,962 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (156 of 159 remaining) [2024-11-08 16:23:30,962 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (155 of 159 remaining) [2024-11-08 16:23:30,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err25ASSERT_VIOLATIONDATA_RACE (154 of 159 remaining) [2024-11-08 16:23:30,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err26ASSERT_VIOLATIONDATA_RACE (153 of 159 remaining) [2024-11-08 16:23:30,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err27ASSERT_VIOLATIONDATA_RACE (152 of 159 remaining) [2024-11-08 16:23:30,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err28ASSERT_VIOLATIONDATA_RACE (151 of 159 remaining) [2024-11-08 16:23:30,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err29ASSERT_VIOLATIONDATA_RACE (150 of 159 remaining) [2024-11-08 16:23:30,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (149 of 159 remaining) [2024-11-08 16:23:30,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (148 of 159 remaining) [2024-11-08 16:23:30,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (147 of 159 remaining) [2024-11-08 16:23:30,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (146 of 159 remaining) [2024-11-08 16:23:30,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (145 of 159 remaining) [2024-11-08 16:23:30,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (144 of 159 remaining) [2024-11-08 16:23:30,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (143 of 159 remaining) [2024-11-08 16:23:30,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (142 of 159 remaining) [2024-11-08 16:23:30,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (141 of 159 remaining) [2024-11-08 16:23:30,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (140 of 159 remaining) [2024-11-08 16:23:30,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (139 of 159 remaining) [2024-11-08 16:23:30,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (138 of 159 remaining) [2024-11-08 16:23:30,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (137 of 159 remaining) [2024-11-08 16:23:30,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (136 of 159 remaining) [2024-11-08 16:23:30,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (135 of 159 remaining) [2024-11-08 16:23:30,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (134 of 159 remaining) [2024-11-08 16:23:30,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (133 of 159 remaining) [2024-11-08 16:23:30,967 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (132 of 159 remaining) [2024-11-08 16:23:30,967 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (131 of 159 remaining) [2024-11-08 16:23:30,967 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (130 of 159 remaining) [2024-11-08 16:23:30,967 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (129 of 159 remaining) [2024-11-08 16:23:30,967 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (128 of 159 remaining) [2024-11-08 16:23:30,967 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (127 of 159 remaining) [2024-11-08 16:23:30,967 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (126 of 159 remaining) [2024-11-08 16:23:30,968 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (125 of 159 remaining) [2024-11-08 16:23:30,968 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (124 of 159 remaining) [2024-11-08 16:23:30,968 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (123 of 159 remaining) [2024-11-08 16:23:30,968 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (122 of 159 remaining) [2024-11-08 16:23:30,968 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (121 of 159 remaining) [2024-11-08 16:23:30,968 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (120 of 159 remaining) [2024-11-08 16:23:30,968 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (119 of 159 remaining) [2024-11-08 16:23:30,968 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (118 of 159 remaining) [2024-11-08 16:23:30,969 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (117 of 159 remaining) [2024-11-08 16:23:30,969 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (116 of 159 remaining) [2024-11-08 16:23:30,970 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (115 of 159 remaining) [2024-11-08 16:23:30,970 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (114 of 159 remaining) [2024-11-08 16:23:30,970 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (113 of 159 remaining) [2024-11-08 16:23:30,970 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (112 of 159 remaining) [2024-11-08 16:23:30,970 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (111 of 159 remaining) [2024-11-08 16:23:30,971 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (110 of 159 remaining) [2024-11-08 16:23:30,971 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (109 of 159 remaining) [2024-11-08 16:23:30,971 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (108 of 159 remaining) [2024-11-08 16:23:30,971 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (107 of 159 remaining) [2024-11-08 16:23:30,971 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (106 of 159 remaining) [2024-11-08 16:23:30,972 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (105 of 159 remaining) [2024-11-08 16:23:30,972 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (104 of 159 remaining) [2024-11-08 16:23:30,972 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (103 of 159 remaining) [2024-11-08 16:23:30,972 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (102 of 159 remaining) [2024-11-08 16:23:30,972 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (101 of 159 remaining) [2024-11-08 16:23:30,973 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (100 of 159 remaining) [2024-11-08 16:23:30,973 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (99 of 159 remaining) [2024-11-08 16:23:30,973 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (98 of 159 remaining) [2024-11-08 16:23:30,973 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (97 of 159 remaining) [2024-11-08 16:23:30,973 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (96 of 159 remaining) [2024-11-08 16:23:30,974 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (95 of 159 remaining) [2024-11-08 16:23:30,974 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (94 of 159 remaining) [2024-11-08 16:23:30,974 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (93 of 159 remaining) [2024-11-08 16:23:30,974 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (92 of 159 remaining) [2024-11-08 16:23:30,974 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (91 of 159 remaining) [2024-11-08 16:23:30,975 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (90 of 159 remaining) [2024-11-08 16:23:30,975 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (89 of 159 remaining) [2024-11-08 16:23:30,975 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (88 of 159 remaining) [2024-11-08 16:23:30,975 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (87 of 159 remaining) [2024-11-08 16:23:30,975 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (86 of 159 remaining) [2024-11-08 16:23:30,975 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (85 of 159 remaining) [2024-11-08 16:23:30,976 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (84 of 159 remaining) [2024-11-08 16:23:30,976 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (83 of 159 remaining) [2024-11-08 16:23:30,976 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (82 of 159 remaining) [2024-11-08 16:23:30,976 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (81 of 159 remaining) [2024-11-08 16:23:30,976 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (80 of 159 remaining) [2024-11-08 16:23:30,977 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (79 of 159 remaining) [2024-11-08 16:23:30,977 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (78 of 159 remaining) [2024-11-08 16:23:30,977 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (77 of 159 remaining) [2024-11-08 16:23:30,977 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (76 of 159 remaining) [2024-11-08 16:23:30,977 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (75 of 159 remaining) [2024-11-08 16:23:30,978 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (74 of 159 remaining) [2024-11-08 16:23:30,978 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (73 of 159 remaining) [2024-11-08 16:23:30,978 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (72 of 159 remaining) [2024-11-08 16:23:30,978 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (71 of 159 remaining) [2024-11-08 16:23:30,978 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (70 of 159 remaining) [2024-11-08 16:23:30,979 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (69 of 159 remaining) [2024-11-08 16:23:30,979 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (68 of 159 remaining) [2024-11-08 16:23:30,979 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (67 of 159 remaining) [2024-11-08 16:23:30,979 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (66 of 159 remaining) [2024-11-08 16:23:30,979 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (65 of 159 remaining) [2024-11-08 16:23:30,979 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (64 of 159 remaining) [2024-11-08 16:23:30,980 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (63 of 159 remaining) [2024-11-08 16:23:30,980 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (62 of 159 remaining) [2024-11-08 16:23:30,980 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err25ASSERT_VIOLATIONDATA_RACE (61 of 159 remaining) [2024-11-08 16:23:30,980 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err26ASSERT_VIOLATIONDATA_RACE (60 of 159 remaining) [2024-11-08 16:23:30,980 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err27ASSERT_VIOLATIONDATA_RACE (59 of 159 remaining) [2024-11-08 16:23:30,981 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err28ASSERT_VIOLATIONDATA_RACE (58 of 159 remaining) [2024-11-08 16:23:30,981 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err29ASSERT_VIOLATIONDATA_RACE (57 of 159 remaining) [2024-11-08 16:23:30,981 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (56 of 159 remaining) [2024-11-08 16:23:30,981 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (55 of 159 remaining) [2024-11-08 16:23:30,981 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (54 of 159 remaining) [2024-11-08 16:23:30,981 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (53 of 159 remaining) [2024-11-08 16:23:30,982 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (52 of 159 remaining) [2024-11-08 16:23:30,982 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (51 of 159 remaining) [2024-11-08 16:23:30,982 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (50 of 159 remaining) [2024-11-08 16:23:30,982 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (49 of 159 remaining) [2024-11-08 16:23:30,982 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (48 of 159 remaining) [2024-11-08 16:23:30,983 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (47 of 159 remaining) [2024-11-08 16:23:30,983 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (46 of 159 remaining) [2024-11-08 16:23:30,983 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (45 of 159 remaining) [2024-11-08 16:23:30,983 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (44 of 159 remaining) [2024-11-08 16:23:30,983 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (43 of 159 remaining) [2024-11-08 16:23:30,983 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (42 of 159 remaining) [2024-11-08 16:23:30,984 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (41 of 159 remaining) [2024-11-08 16:23:30,984 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (40 of 159 remaining) [2024-11-08 16:23:30,984 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (39 of 159 remaining) [2024-11-08 16:23:30,984 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (38 of 159 remaining) [2024-11-08 16:23:30,984 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (37 of 159 remaining) [2024-11-08 16:23:30,984 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (36 of 159 remaining) [2024-11-08 16:23:30,984 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (35 of 159 remaining) [2024-11-08 16:23:30,984 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (34 of 159 remaining) [2024-11-08 16:23:30,985 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (33 of 159 remaining) [2024-11-08 16:23:30,985 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (32 of 159 remaining) [2024-11-08 16:23:30,985 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (31 of 159 remaining) [2024-11-08 16:23:30,985 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (30 of 159 remaining) [2024-11-08 16:23:30,986 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (29 of 159 remaining) [2024-11-08 16:23:30,986 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (28 of 159 remaining) [2024-11-08 16:23:30,986 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (27 of 159 remaining) [2024-11-08 16:23:30,986 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (26 of 159 remaining) [2024-11-08 16:23:30,986 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (25 of 159 remaining) [2024-11-08 16:23:30,986 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (24 of 159 remaining) [2024-11-08 16:23:30,987 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (23 of 159 remaining) [2024-11-08 16:23:30,987 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (22 of 159 remaining) [2024-11-08 16:23:30,987 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (21 of 159 remaining) [2024-11-08 16:23:30,987 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (20 of 159 remaining) [2024-11-08 16:23:30,987 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (19 of 159 remaining) [2024-11-08 16:23:30,988 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (18 of 159 remaining) [2024-11-08 16:23:30,988 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (17 of 159 remaining) [2024-11-08 16:23:30,988 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (16 of 159 remaining) [2024-11-08 16:23:30,988 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (15 of 159 remaining) [2024-11-08 16:23:30,988 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (14 of 159 remaining) [2024-11-08 16:23:30,988 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (13 of 159 remaining) [2024-11-08 16:23:30,989 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (12 of 159 remaining) [2024-11-08 16:23:30,989 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (11 of 159 remaining) [2024-11-08 16:23:30,989 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (10 of 159 remaining) [2024-11-08 16:23:30,989 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (9 of 159 remaining) [2024-11-08 16:23:30,989 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (8 of 159 remaining) [2024-11-08 16:23:30,989 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (7 of 159 remaining) [2024-11-08 16:23:30,989 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (6 of 159 remaining) [2024-11-08 16:23:30,990 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (5 of 159 remaining) [2024-11-08 16:23:30,990 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (4 of 159 remaining) [2024-11-08 16:23:30,990 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (3 of 159 remaining) [2024-11-08 16:23:30,990 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (2 of 159 remaining) [2024-11-08 16:23:30,990 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (1 of 159 remaining) [2024-11-08 16:23:30,990 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (0 of 159 remaining) [2024-11-08 16:23:30,990 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-08 16:23:30,991 INFO L407 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:23:30,999 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-08 16:23:30,999 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 16:23:31,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 04:23:31 BasicIcfg [2024-11-08 16:23:31,007 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 16:23:31,008 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 16:23:31,008 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 16:23:31,008 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 16:23:31,009 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:23:13" (3/4) ... [2024-11-08 16:23:31,012 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 16:23:31,016 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-08 16:23:31,016 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-08 16:23:31,016 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-08 16:23:31,031 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2024-11-08 16:23:31,032 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 16:23:31,033 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 16:23:31,033 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 16:23:31,176 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/bin/uautomizer-verify-jihMAELWvX/witness.graphml [2024-11-08 16:23:31,177 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/bin/uautomizer-verify-jihMAELWvX/witness.yml [2024-11-08 16:23:31,180 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 16:23:31,181 INFO L158 Benchmark]: Toolchain (without parser) took 20670.60ms. Allocated memory was 163.6MB in the beginning and 622.9MB in the end (delta: 459.3MB). Free memory was 122.3MB in the beginning and 413.2MB in the end (delta: -290.9MB). Peak memory consumption was 169.0MB. Max. memory is 16.1GB. [2024-11-08 16:23:31,182 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 115.3MB. Free memory is still 66.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:23:31,182 INFO L158 Benchmark]: CACSL2BoogieTranslator took 504.49ms. Allocated memory is still 163.6MB. Free memory was 122.3MB in the beginning and 106.4MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 16:23:31,183 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.96ms. Allocated memory is still 163.6MB. Free memory was 106.4MB in the beginning and 102.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 16:23:31,183 INFO L158 Benchmark]: Boogie Preprocessor took 94.10ms. Allocated memory is still 163.6MB. Free memory was 102.2MB in the beginning and 98.7MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 16:23:31,183 INFO L158 Benchmark]: RCFGBuilder took 2171.09ms. Allocated memory is still 163.6MB. Free memory was 98.0MB in the beginning and 68.1MB in the end (delta: 29.9MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. [2024-11-08 16:23:31,184 INFO L158 Benchmark]: TraceAbstraction took 17633.36ms. Allocated memory was 163.6MB in the beginning and 622.9MB in the end (delta: 459.3MB). Free memory was 68.1MB in the beginning and 421.6MB in the end (delta: -353.5MB). Peak memory consumption was 329.4MB. Max. memory is 16.1GB. [2024-11-08 16:23:31,184 INFO L158 Benchmark]: Witness Printer took 172.63ms. Allocated memory is still 622.9MB. Free memory was 421.6MB in the beginning and 413.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 16:23:31,187 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 115.3MB. Free memory is still 66.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 504.49ms. Allocated memory is still 163.6MB. Free memory was 122.3MB in the beginning and 106.4MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.96ms. Allocated memory is still 163.6MB. Free memory was 106.4MB in the beginning and 102.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.10ms. Allocated memory is still 163.6MB. Free memory was 102.2MB in the beginning and 98.7MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2171.09ms. Allocated memory is still 163.6MB. Free memory was 98.0MB in the beginning and 68.1MB in the end (delta: 29.9MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. * TraceAbstraction took 17633.36ms. Allocated memory was 163.6MB in the beginning and 622.9MB in the end (delta: 459.3MB). Free memory was 68.1MB in the beginning and 421.6MB in the end (delta: -353.5MB). Peak memory consumption was 329.4MB. Max. memory is 16.1GB. * Witness Printer took 172.63ms. Allocated memory is still 622.9MB. Free memory was 421.6MB in the beginning and 413.2MB 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: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: 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: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: 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: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: 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: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 130]: 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: 133]: 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: 167]: 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: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 167]: 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: 167]: 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: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: 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: 142]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 143]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 143]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 145]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 155]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 606 locations, 159 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 17.3s, OverallIterations: 28, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 12.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 643 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 338 mSDsluCounter, 94 SdHoareTripleChecker+Invalid, 2.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 120 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1448 IncrementalHoareTripleChecker+Invalid, 1568 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 120 mSolverCounterUnsat, 94 mSDtfsCounter, 1448 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=958occurred in iteration=0, InterpolantAutomatonStates: 90, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 4547 NumberOfCodeBlocks, 4547 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 4519 ConstructedInterpolants, 0 QuantifiedInterpolants, 4975 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 28 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 90 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-08 16:23:31,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857c9a8d-e2ce-4165-8542-ad2c4b13fe4f/bin/uautomizer-verify-jihMAELWvX/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