./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4241f229-b909-4094-a4a5-21fb3d06aa99/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4241f229-b909-4094-a4a5-21fb3d06aa99/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4241f229-b909-4094-a4a5-21fb3d06aa99/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4241f229-b909-4094-a4a5-21fb3d06aa99/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4241f229-b909-4094-a4a5-21fb3d06aa99/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4241f229-b909-4094-a4a5-21fb3d06aa99/bin/uautomizer-verify-BQ2R08f2Ya --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 e5124dd4a5a155d8a4e322a35428820633f9eccdd993e14120e650d1ba1fbebe --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:57:07,330 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:57:07,396 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4241f229-b909-4094-a4a5-21fb3d06aa99/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-29 01:57:07,401 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:57:07,401 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:57:07,423 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:57:07,424 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:57:07,425 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:57:07,426 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:57:07,426 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:57:07,427 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:57:07,427 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:57:07,428 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:57:07,428 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:57:07,429 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:57:07,429 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:57:07,430 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:57:07,430 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:57:07,431 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:57:07,431 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:57:07,432 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:57:07,433 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:57:07,433 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-29 01:57:07,433 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 01:57:07,434 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:57:07,434 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:57:07,435 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:57:07,435 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:57:07,436 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:57:07,436 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:57:07,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:57:07,437 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:57:07,437 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:57:07,437 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:57:07,438 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:57:07,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:57:07,438 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:57:07,439 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:57:07,439 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:57:07,439 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:57:07,439 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:57:07,440 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_4241f229-b909-4094-a4a5-21fb3d06aa99/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4241f229-b909-4094-a4a5-21fb3d06aa99/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5124dd4a5a155d8a4e322a35428820633f9eccdd993e14120e650d1ba1fbebe [2023-11-29 01:57:07,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:57:07,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:57:07,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:57:07,723 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:57:07,724 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:57:07,725 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4241f229-b909-4094-a4a5-21fb3d06aa99/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2023-11-29 01:57:10,567 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:57:10,744 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:57:10,745 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4241f229-b909-4094-a4a5-21fb3d06aa99/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2023-11-29 01:57:10,754 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4241f229-b909-4094-a4a5-21fb3d06aa99/bin/uautomizer-verify-BQ2R08f2Ya/data/30791320b/4c5db571babc4c03b6211f40943be8b5/FLAG16589f3a6 [2023-11-29 01:57:10,768 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4241f229-b909-4094-a4a5-21fb3d06aa99/bin/uautomizer-verify-BQ2R08f2Ya/data/30791320b/4c5db571babc4c03b6211f40943be8b5 [2023-11-29 01:57:10,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:57:10,771 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:57:10,772 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:57:10,772 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:57:10,777 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:57:10,778 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:57:10" (1/1) ... [2023-11-29 01:57:10,779 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@710ecfcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:10, skipping insertion in model container [2023-11-29 01:57:10,779 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:57:10" (1/1) ... [2023-11-29 01:57:10,814 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:57:11,059 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:57:11,070 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:57:11,121 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:57:11,131 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:57:11,132 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:57:11,140 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:57:11,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:11 WrapperNode [2023-11-29 01:57:11,141 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:57:11,142 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:57:11,142 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:57:11,143 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:57:11,151 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:11" (1/1) ... [2023-11-29 01:57:11,168 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:11" (1/1) ... [2023-11-29 01:57:11,212 INFO L138 Inliner]: procedures = 27, calls = 81, calls flagged for inlining = 19, calls inlined = 23, statements flattened = 622 [2023-11-29 01:57:11,213 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:57:11,214 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:57:11,214 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:57:11,214 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:57:11,224 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:11" (1/1) ... [2023-11-29 01:57:11,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:11" (1/1) ... [2023-11-29 01:57:11,234 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:11" (1/1) ... [2023-11-29 01:57:11,234 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:11" (1/1) ... [2023-11-29 01:57:11,260 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:11" (1/1) ... [2023-11-29 01:57:11,266 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:11" (1/1) ... [2023-11-29 01:57:11,270 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:11" (1/1) ... [2023-11-29 01:57:11,273 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:11" (1/1) ... [2023-11-29 01:57:11,280 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:57:11,281 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:57:11,282 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:57:11,282 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:57:11,283 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:11" (1/1) ... [2023-11-29 01:57:11,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:57:11,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4241f229-b909-4094-a4a5-21fb3d06aa99/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:57:11,314 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4241f229-b909-4094-a4a5-21fb3d06aa99/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:57:11,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4241f229-b909-4094-a4a5-21fb3d06aa99/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:57:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:57:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 01:57:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-29 01:57:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-29 01:57:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-29 01:57:11,352 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-29 01:57:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-29 01:57:11,353 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-29 01:57:11,353 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-29 01:57:11,353 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-29 01:57:11,353 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-29 01:57:11,353 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-29 01:57:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-29 01:57:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-29 01:57:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-29 01:57:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 01:57:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:57:11,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:57:11,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 01:57:11,357 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-29 01:57:11,509 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:57:11,512 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:57:12,316 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:57:12,823 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:57:12,824 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-29 01:57:12,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:57:12 BoogieIcfgContainer [2023-11-29 01:57:12,826 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:57:12,828 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:57:12,828 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:57:12,832 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:57:12,832 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:57:10" (1/3) ... [2023-11-29 01:57:12,833 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fcd76cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:57:12, skipping insertion in model container [2023-11-29 01:57:12,833 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:57:11" (2/3) ... [2023-11-29 01:57:12,833 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fcd76cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:57:12, skipping insertion in model container [2023-11-29 01:57:12,833 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:57:12" (3/3) ... [2023-11-29 01:57:12,835 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-mult.wvr.c [2023-11-29 01:57:12,844 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-29 01:57:12,855 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:57:12,856 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 93 error locations. [2023-11-29 01:57:12,856 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-29 01:57:12,991 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-11-29 01:57:13,032 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 423 places, 429 transitions, 886 flow [2023-11-29 01:57:13,173 INFO L124 PetriNetUnfolderBase]: 19/425 cut-off events. [2023-11-29 01:57:13,173 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-11-29 01:57:13,182 INFO L83 FinitePrefix]: Finished finitePrefix Result has 442 conditions, 425 events. 19/425 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 573 event pairs, 0 based on Foata normal form. 0/313 useless extension candidates. Maximal degree in co-relation 336. Up to 2 conditions per place. [2023-11-29 01:57:13,182 INFO L82 GeneralOperation]: Start removeDead. Operand has 423 places, 429 transitions, 886 flow [2023-11-29 01:57:13,194 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 395 places, 400 transitions, 824 flow [2023-11-29 01:57:13,204 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:57:13,209 INFO L357 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, mHoare=true, 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;@5e9c129d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:57:13,209 INFO L358 AbstractCegarLoop]: Starting to check reachability of 167 error locations. [2023-11-29 01:57:13,215 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-29 01:57:13,215 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2023-11-29 01:57:13,215 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-29 01:57:13,216 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:13,216 INFO L208 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] [2023-11-29 01:57:13,217 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:13,222 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:13,222 INFO L85 PathProgramCache]: Analyzing trace with hash -1235738513, now seen corresponding path program 1 times [2023-11-29 01:57:13,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:13,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647473669] [2023-11-29 01:57:13,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:13,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:13,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:13,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:13,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647473669] [2023-11-29 01:57:13,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647473669] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:13,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:13,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:57:13,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653982445] [2023-11-29 01:57:13,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:13,442 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:57:13,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:13,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:57:13,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:57:13,494 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 429 [2023-11-29 01:57:13,500 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 395 places, 400 transitions, 824 flow. Second operand has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 01:57:13,500 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:13,501 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 429 [2023-11-29 01:57:13,502 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:14,201 INFO L124 PetriNetUnfolderBase]: 745/1743 cut-off events. [2023-11-29 01:57:14,201 INFO L125 PetriNetUnfolderBase]: For 265/393 co-relation queries the response was YES. [2023-11-29 01:57:14,207 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2945 conditions, 1743 events. 745/1743 cut-off events. For 265/393 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 9103 event pairs, 485 based on Foata normal form. 264/1827 useless extension candidates. Maximal degree in co-relation 2527. Up to 1008 conditions per place. [2023-11-29 01:57:14,223 INFO L140 encePairwiseOnDemand]: 345/429 looper letters, 26 selfloop transitions, 2 changer transitions 5/318 dead transitions. [2023-11-29 01:57:14,223 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 326 places, 318 transitions, 716 flow [2023-11-29 01:57:14,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:57:14,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:57:14,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1058 transitions. [2023-11-29 01:57:14,243 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.822066822066822 [2023-11-29 01:57:14,244 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1058 transitions. [2023-11-29 01:57:14,244 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1058 transitions. [2023-11-29 01:57:14,248 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:14,251 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1058 transitions. [2023-11-29 01:57:14,257 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 352.6666666666667) internal successors, (1058), 3 states have internal predecessors, (1058), 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) [2023-11-29 01:57:14,266 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:14,268 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:14,270 INFO L175 Difference]: Start difference. First operand has 395 places, 400 transitions, 824 flow. Second operand 3 states and 1058 transitions. [2023-11-29 01:57:14,271 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 326 places, 318 transitions, 716 flow [2023-11-29 01:57:14,278 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 318 places, 318 transitions, 700 flow, removed 0 selfloop flow, removed 8 redundant places. [2023-11-29 01:57:14,286 INFO L231 Difference]: Finished difference. Result has 318 places, 313 transitions, 638 flow [2023-11-29 01:57:14,289 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=644, PETRI_DIFFERENCE_MINUEND_PLACES=316, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=318, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=316, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=638, PETRI_PLACES=318, PETRI_TRANSITIONS=313} [2023-11-29 01:57:14,293 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -77 predicate places. [2023-11-29 01:57:14,293 INFO L495 AbstractCegarLoop]: Abstraction has has 318 places, 313 transitions, 638 flow [2023-11-29 01:57:14,294 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 01:57:14,295 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:14,295 INFO L208 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] [2023-11-29 01:57:14,295 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 01:57:14,295 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:14,296 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:14,296 INFO L85 PathProgramCache]: Analyzing trace with hash -90658166, now seen corresponding path program 1 times [2023-11-29 01:57:14,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:14,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328651501] [2023-11-29 01:57:14,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:14,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:14,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:14,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:14,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:14,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328651501] [2023-11-29 01:57:14,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328651501] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:14,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:14,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:57:14,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204689591] [2023-11-29 01:57:14,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:14,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:57:14,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:14,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:57:14,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:57:14,386 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 429 [2023-11-29 01:57:14,388 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 318 places, 313 transitions, 638 flow. Second operand has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 01:57:14,388 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:14,388 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 429 [2023-11-29 01:57:14,388 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:14,994 INFO L124 PetriNetUnfolderBase]: 745/1737 cut-off events. [2023-11-29 01:57:14,994 INFO L125 PetriNetUnfolderBase]: For 49/177 co-relation queries the response was YES. [2023-11-29 01:57:14,998 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2820 conditions, 1737 events. 745/1737 cut-off events. For 49/177 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 9045 event pairs, 485 based on Foata normal form. 0/1563 useless extension candidates. Maximal degree in co-relation 2781. Up to 1008 conditions per place. [2023-11-29 01:57:15,011 INFO L140 encePairwiseOnDemand]: 426/429 looper letters, 26 selfloop transitions, 2 changer transitions 0/312 dead transitions. [2023-11-29 01:57:15,012 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 312 transitions, 692 flow [2023-11-29 01:57:15,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:57:15,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:57:15,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 977 transitions. [2023-11-29 01:57:15,016 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7591297591297591 [2023-11-29 01:57:15,016 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 977 transitions. [2023-11-29 01:57:15,016 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 977 transitions. [2023-11-29 01:57:15,017 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:15,017 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 977 transitions. [2023-11-29 01:57:15,020 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 325.6666666666667) internal successors, (977), 3 states have internal predecessors, (977), 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) [2023-11-29 01:57:15,024 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:15,026 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:15,026 INFO L175 Difference]: Start difference. First operand has 318 places, 313 transitions, 638 flow. Second operand 3 states and 977 transitions. [2023-11-29 01:57:15,026 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 312 transitions, 692 flow [2023-11-29 01:57:15,029 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 312 places, 312 transitions, 688 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 01:57:15,034 INFO L231 Difference]: Finished difference. Result has 312 places, 312 transitions, 636 flow [2023-11-29 01:57:15,035 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=632, PETRI_DIFFERENCE_MINUEND_PLACES=310, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=312, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=310, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=636, PETRI_PLACES=312, PETRI_TRANSITIONS=312} [2023-11-29 01:57:15,036 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -83 predicate places. [2023-11-29 01:57:15,036 INFO L495 AbstractCegarLoop]: Abstraction has has 312 places, 312 transitions, 636 flow [2023-11-29 01:57:15,037 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 01:57:15,037 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:15,037 INFO L208 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] [2023-11-29 01:57:15,038 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 01:57:15,038 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:15,039 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:15,039 INFO L85 PathProgramCache]: Analyzing trace with hash -1184569460, now seen corresponding path program 1 times [2023-11-29 01:57:15,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:15,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185742209] [2023-11-29 01:57:15,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:15,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:15,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:15,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:15,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:15,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185742209] [2023-11-29 01:57:15,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185742209] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:15,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:15,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:57:15,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175696864] [2023-11-29 01:57:15,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:15,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:57:15,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:15,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:57:15,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:57:15,126 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 429 [2023-11-29 01:57:15,128 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 312 places, 312 transitions, 636 flow. Second operand has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 01:57:15,128 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:15,128 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 429 [2023-11-29 01:57:15,128 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:15,701 INFO L124 PetriNetUnfolderBase]: 745/1736 cut-off events. [2023-11-29 01:57:15,701 INFO L125 PetriNetUnfolderBase]: For 49/177 co-relation queries the response was YES. [2023-11-29 01:57:15,705 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2819 conditions, 1736 events. 745/1736 cut-off events. For 49/177 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 9048 event pairs, 485 based on Foata normal form. 0/1563 useless extension candidates. Maximal degree in co-relation 2772. Up to 1008 conditions per place. [2023-11-29 01:57:15,718 INFO L140 encePairwiseOnDemand]: 426/429 looper letters, 26 selfloop transitions, 2 changer transitions 0/311 dead transitions. [2023-11-29 01:57:15,718 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 311 transitions, 690 flow [2023-11-29 01:57:15,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:57:15,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:57:15,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 977 transitions. [2023-11-29 01:57:15,722 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7591297591297591 [2023-11-29 01:57:15,722 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 977 transitions. [2023-11-29 01:57:15,723 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 977 transitions. [2023-11-29 01:57:15,723 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:15,724 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 977 transitions. [2023-11-29 01:57:15,727 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 325.6666666666667) internal successors, (977), 3 states have internal predecessors, (977), 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) [2023-11-29 01:57:15,731 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:15,732 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:15,732 INFO L175 Difference]: Start difference. First operand has 312 places, 312 transitions, 636 flow. Second operand 3 states and 977 transitions. [2023-11-29 01:57:15,732 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 311 transitions, 690 flow [2023-11-29 01:57:15,735 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 311 places, 311 transitions, 686 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 01:57:15,739 INFO L231 Difference]: Finished difference. Result has 311 places, 311 transitions, 634 flow [2023-11-29 01:57:15,740 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=630, PETRI_DIFFERENCE_MINUEND_PLACES=309, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=311, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=309, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=634, PETRI_PLACES=311, PETRI_TRANSITIONS=311} [2023-11-29 01:57:15,741 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -84 predicate places. [2023-11-29 01:57:15,741 INFO L495 AbstractCegarLoop]: Abstraction has has 311 places, 311 transitions, 634 flow [2023-11-29 01:57:15,742 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 01:57:15,742 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:15,743 INFO L208 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] [2023-11-29 01:57:15,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 01:57:15,743 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:15,744 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:15,744 INFO L85 PathProgramCache]: Analyzing trace with hash 633393835, now seen corresponding path program 1 times [2023-11-29 01:57:15,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:15,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717021914] [2023-11-29 01:57:15,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:15,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:15,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:15,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:15,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717021914] [2023-11-29 01:57:15,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717021914] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:15,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:15,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:57:15,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459013913] [2023-11-29 01:57:15,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:15,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:57:15,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:15,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:57:15,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:57:15,815 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 429 [2023-11-29 01:57:15,817 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 311 places, 311 transitions, 634 flow. Second operand has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 01:57:15,817 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:15,817 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 429 [2023-11-29 01:57:15,817 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:16,310 INFO L124 PetriNetUnfolderBase]: 745/1735 cut-off events. [2023-11-29 01:57:16,311 INFO L125 PetriNetUnfolderBase]: For 49/177 co-relation queries the response was YES. [2023-11-29 01:57:16,314 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2818 conditions, 1735 events. 745/1735 cut-off events. For 49/177 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 9057 event pairs, 485 based on Foata normal form. 0/1563 useless extension candidates. Maximal degree in co-relation 2763. Up to 1008 conditions per place. [2023-11-29 01:57:16,327 INFO L140 encePairwiseOnDemand]: 426/429 looper letters, 26 selfloop transitions, 2 changer transitions 0/310 dead transitions. [2023-11-29 01:57:16,328 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 312 places, 310 transitions, 688 flow [2023-11-29 01:57:16,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:57:16,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:57:16,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 977 transitions. [2023-11-29 01:57:16,332 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7591297591297591 [2023-11-29 01:57:16,332 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 977 transitions. [2023-11-29 01:57:16,332 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 977 transitions. [2023-11-29 01:57:16,333 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:16,333 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 977 transitions. [2023-11-29 01:57:16,337 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 325.6666666666667) internal successors, (977), 3 states have internal predecessors, (977), 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) [2023-11-29 01:57:16,341 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:16,342 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:16,343 INFO L175 Difference]: Start difference. First operand has 311 places, 311 transitions, 634 flow. Second operand 3 states and 977 transitions. [2023-11-29 01:57:16,343 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 312 places, 310 transitions, 688 flow [2023-11-29 01:57:16,345 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 310 places, 310 transitions, 684 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 01:57:16,351 INFO L231 Difference]: Finished difference. Result has 310 places, 310 transitions, 632 flow [2023-11-29 01:57:16,351 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=628, PETRI_DIFFERENCE_MINUEND_PLACES=308, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=310, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=308, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=632, PETRI_PLACES=310, PETRI_TRANSITIONS=310} [2023-11-29 01:57:16,352 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -85 predicate places. [2023-11-29 01:57:16,353 INFO L495 AbstractCegarLoop]: Abstraction has has 310 places, 310 transitions, 632 flow [2023-11-29 01:57:16,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 01:57:16,354 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:16,354 INFO L208 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] [2023-11-29 01:57:16,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 01:57:16,354 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:16,355 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:16,355 INFO L85 PathProgramCache]: Analyzing trace with hash 707915217, now seen corresponding path program 1 times [2023-11-29 01:57:16,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:16,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018941679] [2023-11-29 01:57:16,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:16,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:16,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:16,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:16,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018941679] [2023-11-29 01:57:16,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018941679] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:16,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:16,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:57:16,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129979449] [2023-11-29 01:57:16,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:16,412 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:57:16,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:16,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:57:16,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:57:16,428 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 429 [2023-11-29 01:57:16,430 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 310 places, 310 transitions, 632 flow. Second operand has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 01:57:16,430 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:16,430 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 429 [2023-11-29 01:57:16,431 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:16,838 INFO L124 PetriNetUnfolderBase]: 745/1734 cut-off events. [2023-11-29 01:57:16,838 INFO L125 PetriNetUnfolderBase]: For 49/177 co-relation queries the response was YES. [2023-11-29 01:57:16,842 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2817 conditions, 1734 events. 745/1734 cut-off events. For 49/177 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 9083 event pairs, 485 based on Foata normal form. 0/1563 useless extension candidates. Maximal degree in co-relation 2754. Up to 1008 conditions per place. [2023-11-29 01:57:16,853 INFO L140 encePairwiseOnDemand]: 426/429 looper letters, 26 selfloop transitions, 2 changer transitions 0/309 dead transitions. [2023-11-29 01:57:16,853 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 311 places, 309 transitions, 686 flow [2023-11-29 01:57:16,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:57:16,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:57:16,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 977 transitions. [2023-11-29 01:57:16,858 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7591297591297591 [2023-11-29 01:57:16,858 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 977 transitions. [2023-11-29 01:57:16,858 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 977 transitions. [2023-11-29 01:57:16,859 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:16,859 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 977 transitions. [2023-11-29 01:57:16,862 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 325.6666666666667) internal successors, (977), 3 states have internal predecessors, (977), 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) [2023-11-29 01:57:16,865 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:16,866 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:16,866 INFO L175 Difference]: Start difference. First operand has 310 places, 310 transitions, 632 flow. Second operand 3 states and 977 transitions. [2023-11-29 01:57:16,866 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 311 places, 309 transitions, 686 flow [2023-11-29 01:57:16,869 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 309 places, 309 transitions, 682 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 01:57:16,873 INFO L231 Difference]: Finished difference. Result has 309 places, 309 transitions, 630 flow [2023-11-29 01:57:16,873 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=626, PETRI_DIFFERENCE_MINUEND_PLACES=307, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=309, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=307, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=630, PETRI_PLACES=309, PETRI_TRANSITIONS=309} [2023-11-29 01:57:16,874 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -86 predicate places. [2023-11-29 01:57:16,874 INFO L495 AbstractCegarLoop]: Abstraction has has 309 places, 309 transitions, 630 flow [2023-11-29 01:57:16,876 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 01:57:16,876 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:16,876 INFO L208 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] [2023-11-29 01:57:16,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 01:57:16,877 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:16,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:16,877 INFO L85 PathProgramCache]: Analyzing trace with hash -997377510, now seen corresponding path program 1 times [2023-11-29 01:57:16,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:16,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743418491] [2023-11-29 01:57:16,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:16,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:16,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:16,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:16,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:16,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743418491] [2023-11-29 01:57:16,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743418491] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:16,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:16,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:57:16,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718056294] [2023-11-29 01:57:16,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:16,936 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:57:16,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:16,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:57:16,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:57:16,946 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 429 [2023-11-29 01:57:16,948 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 309 places, 309 transitions, 630 flow. Second operand has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 01:57:16,948 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:16,948 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 429 [2023-11-29 01:57:16,948 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:17,551 INFO L124 PetriNetUnfolderBase]: 982/2376 cut-off events. [2023-11-29 01:57:17,551 INFO L125 PetriNetUnfolderBase]: For 69/210 co-relation queries the response was YES. [2023-11-29 01:57:17,554 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3792 conditions, 2376 events. 982/2376 cut-off events. For 69/210 co-relation queries the response was YES. Maximal size of possible extension queue 123. Compared 14424 event pairs, 307 based on Foata normal form. 3/2132 useless extension candidates. Maximal degree in co-relation 3721. Up to 714 conditions per place. [2023-11-29 01:57:17,564 INFO L140 encePairwiseOnDemand]: 426/429 looper letters, 40 selfloop transitions, 2 changer transitions 0/325 dead transitions. [2023-11-29 01:57:17,564 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 310 places, 325 transitions, 751 flow [2023-11-29 01:57:17,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:57:17,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:57:17,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1003 transitions. [2023-11-29 01:57:17,568 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7793317793317793 [2023-11-29 01:57:17,568 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1003 transitions. [2023-11-29 01:57:17,568 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1003 transitions. [2023-11-29 01:57:17,569 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:17,569 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1003 transitions. [2023-11-29 01:57:17,572 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 334.3333333333333) internal successors, (1003), 3 states have internal predecessors, (1003), 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) [2023-11-29 01:57:17,576 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:17,578 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:17,578 INFO L175 Difference]: Start difference. First operand has 309 places, 309 transitions, 630 flow. Second operand 3 states and 1003 transitions. [2023-11-29 01:57:17,578 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 310 places, 325 transitions, 751 flow [2023-11-29 01:57:17,580 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 325 transitions, 747 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 01:57:17,584 INFO L231 Difference]: Finished difference. Result has 309 places, 309 transitions, 634 flow [2023-11-29 01:57:17,585 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=624, PETRI_DIFFERENCE_MINUEND_PLACES=306, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=308, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=306, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=634, PETRI_PLACES=309, PETRI_TRANSITIONS=309} [2023-11-29 01:57:17,586 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -86 predicate places. [2023-11-29 01:57:17,586 INFO L495 AbstractCegarLoop]: Abstraction has has 309 places, 309 transitions, 634 flow [2023-11-29 01:57:17,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 01:57:17,587 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:17,587 INFO L208 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] [2023-11-29 01:57:17,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 01:57:17,587 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:17,588 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:17,588 INFO L85 PathProgramCache]: Analyzing trace with hash -334484333, now seen corresponding path program 1 times [2023-11-29 01:57:17,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:17,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308780869] [2023-11-29 01:57:17,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:17,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:17,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:17,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:17,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:17,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308780869] [2023-11-29 01:57:17,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308780869] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:17,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:17,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:57:17,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928040669] [2023-11-29 01:57:17,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:17,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:57:17,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:17,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:57:17,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:57:17,644 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 429 [2023-11-29 01:57:17,646 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 309 places, 309 transitions, 634 flow. Second operand has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2023-11-29 01:57:17,646 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:17,646 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 429 [2023-11-29 01:57:17,646 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:18,215 INFO L124 PetriNetUnfolderBase]: 982/2395 cut-off events. [2023-11-29 01:57:18,215 INFO L125 PetriNetUnfolderBase]: For 227/368 co-relation queries the response was YES. [2023-11-29 01:57:18,221 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4050 conditions, 2395 events. 982/2395 cut-off events. For 227/368 co-relation queries the response was YES. Maximal size of possible extension queue 123. Compared 14945 event pairs, 665 based on Foata normal form. 0/2139 useless extension candidates. Maximal degree in co-relation 2132. Up to 1327 conditions per place. [2023-11-29 01:57:18,236 INFO L140 encePairwiseOnDemand]: 426/429 looper letters, 26 selfloop transitions, 2 changer transitions 0/308 dead transitions. [2023-11-29 01:57:18,236 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 310 places, 308 transitions, 688 flow [2023-11-29 01:57:18,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:57:18,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:57:18,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 979 transitions. [2023-11-29 01:57:18,241 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7606837606837606 [2023-11-29 01:57:18,241 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 979 transitions. [2023-11-29 01:57:18,241 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 979 transitions. [2023-11-29 01:57:18,242 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:18,242 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 979 transitions. [2023-11-29 01:57:18,246 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 326.3333333333333) internal successors, (979), 3 states have internal predecessors, (979), 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) [2023-11-29 01:57:18,250 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:18,251 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:18,251 INFO L175 Difference]: Start difference. First operand has 309 places, 309 transitions, 634 flow. Second operand 3 states and 979 transitions. [2023-11-29 01:57:18,251 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 310 places, 308 transitions, 688 flow [2023-11-29 01:57:18,255 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 309 places, 308 transitions, 686 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 01:57:18,260 INFO L231 Difference]: Finished difference. Result has 309 places, 308 transitions, 634 flow [2023-11-29 01:57:18,261 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=630, PETRI_DIFFERENCE_MINUEND_PLACES=307, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=308, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=306, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=634, PETRI_PLACES=309, PETRI_TRANSITIONS=308} [2023-11-29 01:57:18,262 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -86 predicate places. [2023-11-29 01:57:18,262 INFO L495 AbstractCegarLoop]: Abstraction has has 309 places, 308 transitions, 634 flow [2023-11-29 01:57:18,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2023-11-29 01:57:18,263 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:18,263 INFO L208 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] [2023-11-29 01:57:18,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 01:57:18,264 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:18,264 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:18,264 INFO L85 PathProgramCache]: Analyzing trace with hash 415982676, now seen corresponding path program 1 times [2023-11-29 01:57:18,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:18,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382735622] [2023-11-29 01:57:18,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:18,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:18,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:18,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:18,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382735622] [2023-11-29 01:57:18,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382735622] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:18,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:18,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:57:18,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203304406] [2023-11-29 01:57:18,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:18,312 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:57:18,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:18,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:57:18,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:57:18,328 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 429 [2023-11-29 01:57:18,329 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 309 places, 308 transitions, 634 flow. Second operand has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 01:57:18,329 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:18,329 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 429 [2023-11-29 01:57:18,329 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:18,934 INFO L124 PetriNetUnfolderBase]: 982/2394 cut-off events. [2023-11-29 01:57:18,934 INFO L125 PetriNetUnfolderBase]: For 226/367 co-relation queries the response was YES. [2023-11-29 01:57:18,939 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3973 conditions, 2394 events. 982/2394 cut-off events. For 226/367 co-relation queries the response was YES. Maximal size of possible extension queue 123. Compared 14961 event pairs, 665 based on Foata normal form. 0/2139 useless extension candidates. Maximal degree in co-relation 3893. Up to 1328 conditions per place. [2023-11-29 01:57:18,951 INFO L140 encePairwiseOnDemand]: 426/429 looper letters, 27 selfloop transitions, 2 changer transitions 0/307 dead transitions. [2023-11-29 01:57:18,951 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 310 places, 307 transitions, 690 flow [2023-11-29 01:57:18,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:57:18,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:57:18,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 977 transitions. [2023-11-29 01:57:18,956 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7591297591297591 [2023-11-29 01:57:18,956 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 977 transitions. [2023-11-29 01:57:18,957 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 977 transitions. [2023-11-29 01:57:18,957 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:18,958 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 977 transitions. [2023-11-29 01:57:18,960 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 325.6666666666667) internal successors, (977), 3 states have internal predecessors, (977), 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) [2023-11-29 01:57:18,963 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:18,964 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:18,964 INFO L175 Difference]: Start difference. First operand has 309 places, 308 transitions, 634 flow. Second operand 3 states and 977 transitions. [2023-11-29 01:57:18,964 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 310 places, 307 transitions, 690 flow [2023-11-29 01:57:18,967 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 307 transitions, 686 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 01:57:18,971 INFO L231 Difference]: Finished difference. Result has 308 places, 307 transitions, 632 flow [2023-11-29 01:57:18,972 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=628, PETRI_DIFFERENCE_MINUEND_PLACES=306, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=307, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=305, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=632, PETRI_PLACES=308, PETRI_TRANSITIONS=307} [2023-11-29 01:57:18,973 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -87 predicate places. [2023-11-29 01:57:18,973 INFO L495 AbstractCegarLoop]: Abstraction has has 308 places, 307 transitions, 632 flow [2023-11-29 01:57:18,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2023-11-29 01:57:18,974 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:18,974 INFO L208 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] [2023-11-29 01:57:18,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-29 01:57:18,974 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:18,974 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:18,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1145914577, now seen corresponding path program 1 times [2023-11-29 01:57:18,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:18,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736874312] [2023-11-29 01:57:18,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:18,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:19,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:19,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:19,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736874312] [2023-11-29 01:57:19,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736874312] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:19,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:19,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:57:19,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146283584] [2023-11-29 01:57:19,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:19,031 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:57:19,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:19,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:57:19,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:57:19,046 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 429 [2023-11-29 01:57:19,047 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 308 places, 307 transitions, 632 flow. Second operand has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 01:57:19,048 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:19,048 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 429 [2023-11-29 01:57:19,048 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:19,645 INFO L124 PetriNetUnfolderBase]: 1232/2857 cut-off events. [2023-11-29 01:57:19,645 INFO L125 PetriNetUnfolderBase]: For 293/450 co-relation queries the response was YES. [2023-11-29 01:57:19,650 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4813 conditions, 2857 events. 1232/2857 cut-off events. For 293/450 co-relation queries the response was YES. Maximal size of possible extension queue 154. Compared 18415 event pairs, 472 based on Foata normal form. 0/2567 useless extension candidates. Maximal degree in co-relation 4725. Up to 903 conditions per place. [2023-11-29 01:57:19,664 INFO L140 encePairwiseOnDemand]: 426/429 looper letters, 41 selfloop transitions, 2 changer transitions 0/323 dead transitions. [2023-11-29 01:57:19,664 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 309 places, 323 transitions, 758 flow [2023-11-29 01:57:19,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:57:19,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:57:19,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1002 transitions. [2023-11-29 01:57:19,668 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7785547785547785 [2023-11-29 01:57:19,668 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1002 transitions. [2023-11-29 01:57:19,668 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1002 transitions. [2023-11-29 01:57:19,669 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:19,669 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1002 transitions. [2023-11-29 01:57:19,671 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 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) [2023-11-29 01:57:19,674 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:19,674 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:19,674 INFO L175 Difference]: Start difference. First operand has 308 places, 307 transitions, 632 flow. Second operand 3 states and 1002 transitions. [2023-11-29 01:57:19,674 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 309 places, 323 transitions, 758 flow [2023-11-29 01:57:19,677 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 307 places, 323 transitions, 754 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 01:57:19,680 INFO L231 Difference]: Finished difference. Result has 308 places, 307 transitions, 636 flow [2023-11-29 01:57:19,681 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=626, PETRI_DIFFERENCE_MINUEND_PLACES=305, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=306, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=304, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=636, PETRI_PLACES=308, PETRI_TRANSITIONS=307} [2023-11-29 01:57:19,682 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -87 predicate places. [2023-11-29 01:57:19,682 INFO L495 AbstractCegarLoop]: Abstraction has has 308 places, 307 transitions, 636 flow [2023-11-29 01:57:19,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 01:57:19,683 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:19,683 INFO L208 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] [2023-11-29 01:57:19,683 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-29 01:57:19,683 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:19,684 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:19,684 INFO L85 PathProgramCache]: Analyzing trace with hash 586751336, now seen corresponding path program 1 times [2023-11-29 01:57:19,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:19,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323053380] [2023-11-29 01:57:19,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:19,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:19,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:19,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:19,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:19,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323053380] [2023-11-29 01:57:19,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323053380] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:19,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:19,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:57:19,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191927592] [2023-11-29 01:57:19,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:19,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:57:19,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:19,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:57:19,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:57:19,735 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 429 [2023-11-29 01:57:19,736 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 308 places, 307 transitions, 636 flow. Second operand has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2023-11-29 01:57:19,736 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:19,737 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 429 [2023-11-29 01:57:19,737 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:20,389 INFO L124 PetriNetUnfolderBase]: 1232/3080 cut-off events. [2023-11-29 01:57:20,390 INFO L125 PetriNetUnfolderBase]: For 465/626 co-relation queries the response was YES. [2023-11-29 01:57:20,395 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5296 conditions, 3080 events. 1232/3080 cut-off events. For 465/626 co-relation queries the response was YES. Maximal size of possible extension queue 167. Compared 21533 event pairs, 858 based on Foata normal form. 0/2735 useless extension candidates. Maximal degree in co-relation 3076. Up to 1665 conditions per place. [2023-11-29 01:57:20,407 INFO L140 encePairwiseOnDemand]: 426/429 looper letters, 27 selfloop transitions, 2 changer transitions 0/306 dead transitions. [2023-11-29 01:57:20,407 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 309 places, 306 transitions, 692 flow [2023-11-29 01:57:20,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:57:20,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:57:20,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 979 transitions. [2023-11-29 01:57:20,411 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7606837606837606 [2023-11-29 01:57:20,411 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 979 transitions. [2023-11-29 01:57:20,411 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 979 transitions. [2023-11-29 01:57:20,412 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:20,413 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 979 transitions. [2023-11-29 01:57:20,416 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 326.3333333333333) internal successors, (979), 3 states have internal predecessors, (979), 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) [2023-11-29 01:57:20,420 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:20,420 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:20,421 INFO L175 Difference]: Start difference. First operand has 308 places, 307 transitions, 636 flow. Second operand 3 states and 979 transitions. [2023-11-29 01:57:20,421 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 309 places, 306 transitions, 692 flow [2023-11-29 01:57:20,425 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 306 transitions, 690 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 01:57:20,430 INFO L231 Difference]: Finished difference. Result has 308 places, 306 transitions, 636 flow [2023-11-29 01:57:20,431 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=632, PETRI_DIFFERENCE_MINUEND_PLACES=306, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=306, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=304, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=636, PETRI_PLACES=308, PETRI_TRANSITIONS=306} [2023-11-29 01:57:20,431 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -87 predicate places. [2023-11-29 01:57:20,432 INFO L495 AbstractCegarLoop]: Abstraction has has 308 places, 306 transitions, 636 flow [2023-11-29 01:57:20,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2023-11-29 01:57:20,432 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:20,433 INFO L208 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] [2023-11-29 01:57:20,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-29 01:57:20,433 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:20,433 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:20,434 INFO L85 PathProgramCache]: Analyzing trace with hash -606049642, now seen corresponding path program 1 times [2023-11-29 01:57:20,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:20,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825040849] [2023-11-29 01:57:20,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:20,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:20,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:20,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:20,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825040849] [2023-11-29 01:57:20,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825040849] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:20,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:20,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:57:20,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809560330] [2023-11-29 01:57:20,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:20,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:57:20,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:20,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:57:20,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:57:20,487 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 429 [2023-11-29 01:57:20,488 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 308 places, 306 transitions, 636 flow. Second operand has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 01:57:20,488 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:20,488 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 429 [2023-11-29 01:57:20,488 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:21,046 INFO L124 PetriNetUnfolderBase]: 1232/3079 cut-off events. [2023-11-29 01:57:21,046 INFO L125 PetriNetUnfolderBase]: For 464/625 co-relation queries the response was YES. [2023-11-29 01:57:21,052 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5209 conditions, 3079 events. 1232/3079 cut-off events. For 464/625 co-relation queries the response was YES. Maximal size of possible extension queue 167. Compared 21509 event pairs, 858 based on Foata normal form. 0/2735 useless extension candidates. Maximal degree in co-relation 5112. Up to 1663 conditions per place. [2023-11-29 01:57:21,063 INFO L140 encePairwiseOnDemand]: 427/429 looper letters, 26 selfloop transitions, 1 changer transitions 0/305 dead transitions. [2023-11-29 01:57:21,063 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 309 places, 305 transitions, 688 flow [2023-11-29 01:57:21,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:57:21,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:57:21,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 986 transitions. [2023-11-29 01:57:21,068 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7661227661227661 [2023-11-29 01:57:21,068 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 986 transitions. [2023-11-29 01:57:21,068 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 986 transitions. [2023-11-29 01:57:21,068 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:21,068 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 986 transitions. [2023-11-29 01:57:21,071 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 328.6666666666667) internal successors, (986), 3 states have internal predecessors, (986), 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) [2023-11-29 01:57:21,073 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:21,074 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:21,074 INFO L175 Difference]: Start difference. First operand has 308 places, 306 transitions, 636 flow. Second operand 3 states and 986 transitions. [2023-11-29 01:57:21,074 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 309 places, 305 transitions, 688 flow [2023-11-29 01:57:21,078 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 307 places, 305 transitions, 684 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 01:57:21,083 INFO L231 Difference]: Finished difference. Result has 307 places, 305 transitions, 632 flow [2023-11-29 01:57:21,084 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=630, PETRI_DIFFERENCE_MINUEND_PLACES=305, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=305, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=304, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=632, PETRI_PLACES=307, PETRI_TRANSITIONS=305} [2023-11-29 01:57:21,085 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -88 predicate places. [2023-11-29 01:57:21,085 INFO L495 AbstractCegarLoop]: Abstraction has has 307 places, 305 transitions, 632 flow [2023-11-29 01:57:21,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 01:57:21,087 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:21,087 INFO L208 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] [2023-11-29 01:57:21,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-29 01:57:21,087 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:21,088 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:21,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1566080079, now seen corresponding path program 1 times [2023-11-29 01:57:21,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:21,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91520833] [2023-11-29 01:57:21,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:21,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:21,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:21,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:21,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:21,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91520833] [2023-11-29 01:57:21,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91520833] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:21,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:21,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:57:21,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603734149] [2023-11-29 01:57:21,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:21,731 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:57:21,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:21,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:57:21,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:57:21,971 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 429 [2023-11-29 01:57:21,973 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 307 places, 305 transitions, 632 flow. Second operand has 6 states, 6 states have (on average 281.5) internal successors, (1689), 6 states have internal predecessors, (1689), 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) [2023-11-29 01:57:21,974 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:21,974 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 429 [2023-11-29 01:57:21,974 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:24,234 INFO L124 PetriNetUnfolderBase]: 6256/10935 cut-off events. [2023-11-29 01:57:24,234 INFO L125 PetriNetUnfolderBase]: For 1824/1824 co-relation queries the response was YES. [2023-11-29 01:57:24,251 INFO L83 FinitePrefix]: Finished finitePrefix Result has 20847 conditions, 10935 events. 6256/10935 cut-off events. For 1824/1824 co-relation queries the response was YES. Maximal size of possible extension queue 463. Compared 76289 event pairs, 4626 based on Foata normal form. 0/10116 useless extension candidates. Maximal degree in co-relation 20751. Up to 8078 conditions per place. [2023-11-29 01:57:24,291 INFO L140 encePairwiseOnDemand]: 417/429 looper letters, 56 selfloop transitions, 10 changer transitions 0/303 dead transitions. [2023-11-29 01:57:24,291 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 310 places, 303 transitions, 760 flow [2023-11-29 01:57:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:57:24,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 01:57:24,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1746 transitions. [2023-11-29 01:57:24,299 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6783216783216783 [2023-11-29 01:57:24,299 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1746 transitions. [2023-11-29 01:57:24,299 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1746 transitions. [2023-11-29 01:57:24,300 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:24,301 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1746 transitions. [2023-11-29 01:57:24,306 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 291.0) internal successors, (1746), 6 states have internal predecessors, (1746), 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) [2023-11-29 01:57:24,311 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 429.0) internal successors, (3003), 7 states have internal predecessors, (3003), 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) [2023-11-29 01:57:24,312 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 429.0) internal successors, (3003), 7 states have internal predecessors, (3003), 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) [2023-11-29 01:57:24,312 INFO L175 Difference]: Start difference. First operand has 307 places, 305 transitions, 632 flow. Second operand 6 states and 1746 transitions. [2023-11-29 01:57:24,312 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 310 places, 303 transitions, 760 flow [2023-11-29 01:57:24,315 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 309 places, 303 transitions, 759 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 01:57:24,321 INFO L231 Difference]: Finished difference. Result has 309 places, 303 transitions, 647 flow [2023-11-29 01:57:24,322 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=627, PETRI_DIFFERENCE_MINUEND_PLACES=304, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=303, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=293, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=647, PETRI_PLACES=309, PETRI_TRANSITIONS=303} [2023-11-29 01:57:24,323 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -86 predicate places. [2023-11-29 01:57:24,323 INFO L495 AbstractCegarLoop]: Abstraction has has 309 places, 303 transitions, 647 flow [2023-11-29 01:57:24,324 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 281.5) internal successors, (1689), 6 states have internal predecessors, (1689), 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) [2023-11-29 01:57:24,324 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:24,324 INFO L208 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] [2023-11-29 01:57:24,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-29 01:57:24,325 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:24,325 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:24,325 INFO L85 PathProgramCache]: Analyzing trace with hash 692284652, now seen corresponding path program 1 times [2023-11-29 01:57:24,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:24,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566702440] [2023-11-29 01:57:24,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:24,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:24,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:24,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:24,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:24,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566702440] [2023-11-29 01:57:24,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566702440] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:24,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:24,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:57:24,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915175230] [2023-11-29 01:57:24,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:24,382 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:57:24,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:24,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:57:24,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:57:24,393 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 429 [2023-11-29 01:57:24,394 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 309 places, 303 transitions, 647 flow. Second operand has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2023-11-29 01:57:24,395 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:24,395 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 429 [2023-11-29 01:57:24,395 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:24,999 INFO L124 PetriNetUnfolderBase]: 1232/3076 cut-off events. [2023-11-29 01:57:24,999 INFO L125 PetriNetUnfolderBase]: For 464/625 co-relation queries the response was YES. [2023-11-29 01:57:25,006 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5217 conditions, 3076 events. 1232/3076 cut-off events. For 464/625 co-relation queries the response was YES. Maximal size of possible extension queue 167. Compared 21461 event pairs, 858 based on Foata normal form. 0/2735 useless extension candidates. Maximal degree in co-relation 5182. Up to 1665 conditions per place. [2023-11-29 01:57:25,023 INFO L140 encePairwiseOnDemand]: 426/429 looper letters, 27 selfloop transitions, 2 changer transitions 0/302 dead transitions. [2023-11-29 01:57:25,023 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 310 places, 302 transitions, 703 flow [2023-11-29 01:57:25,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:57:25,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:57:25,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 979 transitions. [2023-11-29 01:57:25,027 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7606837606837606 [2023-11-29 01:57:25,027 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 979 transitions. [2023-11-29 01:57:25,027 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 979 transitions. [2023-11-29 01:57:25,028 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:25,028 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 979 transitions. [2023-11-29 01:57:25,031 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 326.3333333333333) internal successors, (979), 3 states have internal predecessors, (979), 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) [2023-11-29 01:57:25,034 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:25,035 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:25,035 INFO L175 Difference]: Start difference. First operand has 309 places, 303 transitions, 647 flow. Second operand 3 states and 979 transitions. [2023-11-29 01:57:25,035 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 310 places, 302 transitions, 703 flow [2023-11-29 01:57:25,039 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 302 transitions, 683 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-11-29 01:57:25,044 INFO L231 Difference]: Finished difference. Result has 305 places, 302 transitions, 629 flow [2023-11-29 01:57:25,045 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=625, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=302, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=300, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=629, PETRI_PLACES=305, PETRI_TRANSITIONS=302} [2023-11-29 01:57:25,046 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -90 predicate places. [2023-11-29 01:57:25,046 INFO L495 AbstractCegarLoop]: Abstraction has has 305 places, 302 transitions, 629 flow [2023-11-29 01:57:25,046 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2023-11-29 01:57:25,047 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:25,047 INFO L208 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] [2023-11-29 01:57:25,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-29 01:57:25,047 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:25,048 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:25,048 INFO L85 PathProgramCache]: Analyzing trace with hash -771148716, now seen corresponding path program 1 times [2023-11-29 01:57:25,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:25,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557831803] [2023-11-29 01:57:25,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:25,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:25,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:25,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:25,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:25,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557831803] [2023-11-29 01:57:25,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557831803] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:25,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:25,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:57:25,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630771073] [2023-11-29 01:57:25,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:25,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:57:25,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:25,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:57:25,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:57:25,106 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 429 [2023-11-29 01:57:25,107 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 305 places, 302 transitions, 629 flow. Second operand has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 01:57:25,108 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:25,108 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 429 [2023-11-29 01:57:25,108 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:25,865 INFO L124 PetriNetUnfolderBase]: 1232/3075 cut-off events. [2023-11-29 01:57:25,865 INFO L125 PetriNetUnfolderBase]: For 464/625 co-relation queries the response was YES. [2023-11-29 01:57:25,872 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5206 conditions, 3075 events. 1232/3075 cut-off events. For 464/625 co-relation queries the response was YES. Maximal size of possible extension queue 167. Compared 21491 event pairs, 858 based on Foata normal form. 0/2735 useless extension candidates. Maximal degree in co-relation 5109. Up to 1663 conditions per place. [2023-11-29 01:57:25,892 INFO L140 encePairwiseOnDemand]: 427/429 looper letters, 26 selfloop transitions, 1 changer transitions 0/301 dead transitions. [2023-11-29 01:57:25,892 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 306 places, 301 transitions, 681 flow [2023-11-29 01:57:25,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:57:25,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:57:25,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 986 transitions. [2023-11-29 01:57:25,897 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7661227661227661 [2023-11-29 01:57:25,897 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 986 transitions. [2023-11-29 01:57:25,898 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 986 transitions. [2023-11-29 01:57:25,899 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:25,899 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 986 transitions. [2023-11-29 01:57:25,902 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 328.6666666666667) internal successors, (986), 3 states have internal predecessors, (986), 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) [2023-11-29 01:57:25,906 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:25,906 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:25,906 INFO L175 Difference]: Start difference. First operand has 305 places, 302 transitions, 629 flow. Second operand 3 states and 986 transitions. [2023-11-29 01:57:25,907 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 306 places, 301 transitions, 681 flow [2023-11-29 01:57:25,911 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 304 places, 301 transitions, 677 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 01:57:25,917 INFO L231 Difference]: Finished difference. Result has 304 places, 301 transitions, 625 flow [2023-11-29 01:57:25,918 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=623, PETRI_DIFFERENCE_MINUEND_PLACES=302, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=301, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=300, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=625, PETRI_PLACES=304, PETRI_TRANSITIONS=301} [2023-11-29 01:57:25,918 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -91 predicate places. [2023-11-29 01:57:25,919 INFO L495 AbstractCegarLoop]: Abstraction has has 304 places, 301 transitions, 625 flow [2023-11-29 01:57:25,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 01:57:25,919 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:25,919 INFO L208 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] [2023-11-29 01:57:25,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-29 01:57:25,920 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:25,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:25,921 INFO L85 PathProgramCache]: Analyzing trace with hash 1907347341, now seen corresponding path program 1 times [2023-11-29 01:57:25,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:25,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296550831] [2023-11-29 01:57:25,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:25,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:25,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:25,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:25,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:25,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296550831] [2023-11-29 01:57:25,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296550831] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:25,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:25,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:57:25,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347055216] [2023-11-29 01:57:25,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:25,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:57:25,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:25,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:57:25,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:57:26,006 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 429 [2023-11-29 01:57:26,007 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 304 places, 301 transitions, 625 flow. Second operand has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2023-11-29 01:57:26,007 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:26,007 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 429 [2023-11-29 01:57:26,008 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:26,820 INFO L124 PetriNetUnfolderBase]: 1232/3074 cut-off events. [2023-11-29 01:57:26,820 INFO L125 PetriNetUnfolderBase]: For 464/625 co-relation queries the response was YES. [2023-11-29 01:57:26,827 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5206 conditions, 3074 events. 1232/3074 cut-off events. For 464/625 co-relation queries the response was YES. Maximal size of possible extension queue 167. Compared 21520 event pairs, 858 based on Foata normal form. 0/2735 useless extension candidates. Maximal degree in co-relation 5109. Up to 1665 conditions per place. [2023-11-29 01:57:26,841 INFO L140 encePairwiseOnDemand]: 426/429 looper letters, 27 selfloop transitions, 2 changer transitions 0/300 dead transitions. [2023-11-29 01:57:26,841 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 305 places, 300 transitions, 681 flow [2023-11-29 01:57:26,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:57:26,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:57:26,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 979 transitions. [2023-11-29 01:57:26,846 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7606837606837606 [2023-11-29 01:57:26,846 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 979 transitions. [2023-11-29 01:57:26,846 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 979 transitions. [2023-11-29 01:57:26,847 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:26,847 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 979 transitions. [2023-11-29 01:57:26,851 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 326.3333333333333) internal successors, (979), 3 states have internal predecessors, (979), 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) [2023-11-29 01:57:26,854 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:26,855 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:26,855 INFO L175 Difference]: Start difference. First operand has 304 places, 301 transitions, 625 flow. Second operand 3 states and 979 transitions. [2023-11-29 01:57:26,855 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 305 places, 300 transitions, 681 flow [2023-11-29 01:57:26,860 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 304 places, 300 transitions, 680 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 01:57:26,865 INFO L231 Difference]: Finished difference. Result has 304 places, 300 transitions, 626 flow [2023-11-29 01:57:26,866 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=622, PETRI_DIFFERENCE_MINUEND_PLACES=302, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=300, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=298, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=626, PETRI_PLACES=304, PETRI_TRANSITIONS=300} [2023-11-29 01:57:26,867 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -91 predicate places. [2023-11-29 01:57:26,867 INFO L495 AbstractCegarLoop]: Abstraction has has 304 places, 300 transitions, 626 flow [2023-11-29 01:57:26,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.3333333333333) internal successors, (955), 3 states have internal predecessors, (955), 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) [2023-11-29 01:57:26,868 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:26,868 INFO L208 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] [2023-11-29 01:57:26,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-29 01:57:26,869 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:26,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:26,869 INFO L85 PathProgramCache]: Analyzing trace with hash 1922228264, now seen corresponding path program 1 times [2023-11-29 01:57:26,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:26,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403719742] [2023-11-29 01:57:26,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:26,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:26,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:26,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:26,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:26,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403719742] [2023-11-29 01:57:26,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403719742] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:26,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:26,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:57:26,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064629503] [2023-11-29 01:57:26,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:26,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:57:26,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:26,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:57:26,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:57:26,960 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 429 [2023-11-29 01:57:26,962 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 304 places, 300 transitions, 626 flow. Second operand has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 01:57:26,962 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:26,962 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 429 [2023-11-29 01:57:26,962 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:27,586 INFO L124 PetriNetUnfolderBase]: 1232/3073 cut-off events. [2023-11-29 01:57:27,586 INFO L125 PetriNetUnfolderBase]: For 464/625 co-relation queries the response was YES. [2023-11-29 01:57:27,592 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5205 conditions, 3073 events. 1232/3073 cut-off events. For 464/625 co-relation queries the response was YES. Maximal size of possible extension queue 167. Compared 21494 event pairs, 858 based on Foata normal form. 0/2735 useless extension candidates. Maximal degree in co-relation 5108. Up to 1663 conditions per place. [2023-11-29 01:57:27,603 INFO L140 encePairwiseOnDemand]: 427/429 looper letters, 26 selfloop transitions, 1 changer transitions 0/299 dead transitions. [2023-11-29 01:57:27,603 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 305 places, 299 transitions, 678 flow [2023-11-29 01:57:27,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:57:27,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:57:27,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 986 transitions. [2023-11-29 01:57:27,606 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7661227661227661 [2023-11-29 01:57:27,606 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 986 transitions. [2023-11-29 01:57:27,606 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 986 transitions. [2023-11-29 01:57:27,607 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:27,607 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 986 transitions. [2023-11-29 01:57:27,609 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 328.6666666666667) internal successors, (986), 3 states have internal predecessors, (986), 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) [2023-11-29 01:57:27,611 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:27,612 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:27,612 INFO L175 Difference]: Start difference. First operand has 304 places, 300 transitions, 626 flow. Second operand 3 states and 986 transitions. [2023-11-29 01:57:27,612 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 305 places, 299 transitions, 678 flow [2023-11-29 01:57:27,614 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 303 places, 299 transitions, 674 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 01:57:27,617 INFO L231 Difference]: Finished difference. Result has 303 places, 299 transitions, 622 flow [2023-11-29 01:57:27,618 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=620, PETRI_DIFFERENCE_MINUEND_PLACES=301, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=299, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=298, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=622, PETRI_PLACES=303, PETRI_TRANSITIONS=299} [2023-11-29 01:57:27,618 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -92 predicate places. [2023-11-29 01:57:27,618 INFO L495 AbstractCegarLoop]: Abstraction has has 303 places, 299 transitions, 622 flow [2023-11-29 01:57:27,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 01:57:27,619 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:27,619 INFO L208 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] [2023-11-29 01:57:27,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-29 01:57:27,619 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:27,620 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:27,620 INFO L85 PathProgramCache]: Analyzing trace with hash 865516010, now seen corresponding path program 1 times [2023-11-29 01:57:27,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:27,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408648223] [2023-11-29 01:57:27,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:27,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:27,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:27,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:27,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:27,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408648223] [2023-11-29 01:57:27,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408648223] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:27,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:27,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:57:27,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679599272] [2023-11-29 01:57:27,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:27,681 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:57:27,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:27,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:57:27,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:57:27,689 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 429 [2023-11-29 01:57:27,690 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 303 places, 299 transitions, 622 flow. Second operand has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 01:57:27,690 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:27,690 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 429 [2023-11-29 01:57:27,690 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:28,241 INFO L124 PetriNetUnfolderBase]: 1241/3060 cut-off events. [2023-11-29 01:57:28,241 INFO L125 PetriNetUnfolderBase]: For 464/529 co-relation queries the response was YES. [2023-11-29 01:57:28,248 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5209 conditions, 3060 events. 1241/3060 cut-off events. For 464/529 co-relation queries the response was YES. Maximal size of possible extension queue 167. Compared 21122 event pairs, 750 based on Foata normal form. 0/2718 useless extension candidates. Maximal degree in co-relation 5112. Up to 1673 conditions per place. [2023-11-29 01:57:28,259 INFO L140 encePairwiseOnDemand]: 423/429 looper letters, 30 selfloop transitions, 5 changer transitions 0/306 dead transitions. [2023-11-29 01:57:28,260 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 304 places, 306 transitions, 710 flow [2023-11-29 01:57:28,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:57:28,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:57:28,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 994 transitions. [2023-11-29 01:57:28,263 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7723387723387724 [2023-11-29 01:57:28,264 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 994 transitions. [2023-11-29 01:57:28,264 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 994 transitions. [2023-11-29 01:57:28,264 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:28,265 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 994 transitions. [2023-11-29 01:57:28,267 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 331.3333333333333) internal successors, (994), 3 states have internal predecessors, (994), 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) [2023-11-29 01:57:28,270 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:28,271 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:28,271 INFO L175 Difference]: Start difference. First operand has 303 places, 299 transitions, 622 flow. Second operand 3 states and 994 transitions. [2023-11-29 01:57:28,271 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 304 places, 306 transitions, 710 flow [2023-11-29 01:57:28,274 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 303 places, 306 transitions, 709 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 01:57:28,279 INFO L231 Difference]: Finished difference. Result has 304 places, 302 transitions, 650 flow [2023-11-29 01:57:28,280 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=619, PETRI_DIFFERENCE_MINUEND_PLACES=301, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=298, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=293, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=650, PETRI_PLACES=304, PETRI_TRANSITIONS=302} [2023-11-29 01:57:28,281 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -91 predicate places. [2023-11-29 01:57:28,281 INFO L495 AbstractCegarLoop]: Abstraction has has 304 places, 302 transitions, 650 flow [2023-11-29 01:57:28,281 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 321.0) internal successors, (963), 3 states have internal predecessors, (963), 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) [2023-11-29 01:57:28,281 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:28,282 INFO L208 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] [2023-11-29 01:57:28,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-29 01:57:28,282 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:28,282 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:28,282 INFO L85 PathProgramCache]: Analyzing trace with hash 752556757, now seen corresponding path program 1 times [2023-11-29 01:57:28,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:28,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644176900] [2023-11-29 01:57:28,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:28,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:28,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:29,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:29,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:29,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644176900] [2023-11-29 01:57:29,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644176900] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:29,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:29,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:57:29,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142102869] [2023-11-29 01:57:29,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:29,051 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:57:29,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:29,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:57:29,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:57:29,313 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 306 out of 429 [2023-11-29 01:57:29,315 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 304 places, 302 transitions, 650 flow. Second operand has 6 states, 6 states have (on average 307.8333333333333) internal successors, (1847), 6 states have internal predecessors, (1847), 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) [2023-11-29 01:57:29,315 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:29,316 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 306 of 429 [2023-11-29 01:57:29,316 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:31,473 INFO L124 PetriNetUnfolderBase]: 6381/9905 cut-off events. [2023-11-29 01:57:31,473 INFO L125 PetriNetUnfolderBase]: For 3260/3260 co-relation queries the response was YES. [2023-11-29 01:57:31,486 INFO L83 FinitePrefix]: Finished finitePrefix Result has 21479 conditions, 9905 events. 6381/9905 cut-off events. For 3260/3260 co-relation queries the response was YES. Maximal size of possible extension queue 367. Compared 54822 event pairs, 582 based on Foata normal form. 0/9581 useless extension candidates. Maximal degree in co-relation 21381. Up to 2894 conditions per place. [2023-11-29 01:57:31,519 INFO L140 encePairwiseOnDemand]: 424/429 looper letters, 119 selfloop transitions, 4 changer transitions 0/381 dead transitions. [2023-11-29 01:57:31,519 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 308 places, 381 transitions, 1166 flow [2023-11-29 01:57:31,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:57:31,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 01:57:31,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1930 transitions. [2023-11-29 01:57:31,523 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7498057498057498 [2023-11-29 01:57:31,523 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1930 transitions. [2023-11-29 01:57:31,524 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1930 transitions. [2023-11-29 01:57:31,524 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:31,525 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1930 transitions. [2023-11-29 01:57:31,527 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 321.6666666666667) internal successors, (1930), 6 states have internal predecessors, (1930), 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) [2023-11-29 01:57:31,530 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 429.0) internal successors, (3003), 7 states have internal predecessors, (3003), 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) [2023-11-29 01:57:31,531 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 429.0) internal successors, (3003), 7 states have internal predecessors, (3003), 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) [2023-11-29 01:57:31,531 INFO L175 Difference]: Start difference. First operand has 304 places, 302 transitions, 650 flow. Second operand 6 states and 1930 transitions. [2023-11-29 01:57:31,531 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 308 places, 381 transitions, 1166 flow [2023-11-29 01:57:31,533 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 381 transitions, 1166 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-29 01:57:31,536 INFO L231 Difference]: Finished difference. Result has 308 places, 301 transitions, 656 flow [2023-11-29 01:57:31,537 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=648, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=301, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=297, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=656, PETRI_PLACES=308, PETRI_TRANSITIONS=301} [2023-11-29 01:57:31,537 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -87 predicate places. [2023-11-29 01:57:31,537 INFO L495 AbstractCegarLoop]: Abstraction has has 308 places, 301 transitions, 656 flow [2023-11-29 01:57:31,538 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 307.8333333333333) internal successors, (1847), 6 states have internal predecessors, (1847), 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) [2023-11-29 01:57:31,538 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:31,538 INFO L208 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] [2023-11-29 01:57:31,538 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-29 01:57:31,538 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:31,538 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:31,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1467809699, now seen corresponding path program 1 times [2023-11-29 01:57:31,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:31,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489053155] [2023-11-29 01:57:31,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:31,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:31,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:32,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:32,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:32,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489053155] [2023-11-29 01:57:32,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489053155] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:32,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:32,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:57:32,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075290918] [2023-11-29 01:57:32,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:32,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:57:32,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:32,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:57:32,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:57:32,492 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 306 out of 429 [2023-11-29 01:57:32,494 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 308 places, 301 transitions, 656 flow. Second operand has 6 states, 6 states have (on average 308.1666666666667) internal successors, (1849), 6 states have internal predecessors, (1849), 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) [2023-11-29 01:57:32,494 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:32,494 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 306 of 429 [2023-11-29 01:57:32,494 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:33,560 INFO L124 PetriNetUnfolderBase]: 2201/4424 cut-off events. [2023-11-29 01:57:33,560 INFO L125 PetriNetUnfolderBase]: For 1273/1319 co-relation queries the response was YES. [2023-11-29 01:57:33,571 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8822 conditions, 4424 events. 2201/4424 cut-off events. For 1273/1319 co-relation queries the response was YES. Maximal size of possible extension queue 164. Compared 26987 event pairs, 726 based on Foata normal form. 0/4105 useless extension candidates. Maximal degree in co-relation 8723. Up to 1618 conditions per place. [2023-11-29 01:57:33,588 INFO L140 encePairwiseOnDemand]: 424/429 looper letters, 87 selfloop transitions, 4 changer transitions 0/348 dead transitions. [2023-11-29 01:57:33,588 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 312 places, 348 transitions, 988 flow [2023-11-29 01:57:33,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:57:33,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 01:57:33,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1914 transitions. [2023-11-29 01:57:33,593 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7435897435897436 [2023-11-29 01:57:33,593 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1914 transitions. [2023-11-29 01:57:33,593 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1914 transitions. [2023-11-29 01:57:33,594 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:33,594 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1914 transitions. [2023-11-29 01:57:33,598 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 319.0) internal successors, (1914), 6 states have internal predecessors, (1914), 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) [2023-11-29 01:57:33,601 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 429.0) internal successors, (3003), 7 states have internal predecessors, (3003), 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) [2023-11-29 01:57:33,602 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 429.0) internal successors, (3003), 7 states have internal predecessors, (3003), 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) [2023-11-29 01:57:33,602 INFO L175 Difference]: Start difference. First operand has 308 places, 301 transitions, 656 flow. Second operand 6 states and 1914 transitions. [2023-11-29 01:57:33,602 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 312 places, 348 transitions, 988 flow [2023-11-29 01:57:33,604 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 348 transitions, 981 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-29 01:57:33,608 INFO L231 Difference]: Finished difference. Result has 308 places, 300 transitions, 655 flow [2023-11-29 01:57:33,609 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=647, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=300, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=296, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=655, PETRI_PLACES=308, PETRI_TRANSITIONS=300} [2023-11-29 01:57:33,609 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -87 predicate places. [2023-11-29 01:57:33,609 INFO L495 AbstractCegarLoop]: Abstraction has has 308 places, 300 transitions, 655 flow [2023-11-29 01:57:33,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 308.1666666666667) internal successors, (1849), 6 states have internal predecessors, (1849), 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) [2023-11-29 01:57:33,610 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:33,610 INFO L208 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] [2023-11-29 01:57:33,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-11-29 01:57:33,610 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:33,610 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:33,611 INFO L85 PathProgramCache]: Analyzing trace with hash -851446298, now seen corresponding path program 1 times [2023-11-29 01:57:33,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:33,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529545043] [2023-11-29 01:57:33,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:33,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:33,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:34,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:34,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:34,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529545043] [2023-11-29 01:57:34,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529545043] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:34,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:34,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:57:34,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535768583] [2023-11-29 01:57:34,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:34,293 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:57:34,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:34,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:57:34,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:57:34,549 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 306 out of 429 [2023-11-29 01:57:34,551 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 308 places, 300 transitions, 655 flow. Second operand has 6 states, 6 states have (on average 308.5) internal successors, (1851), 6 states have internal predecessors, (1851), 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) [2023-11-29 01:57:34,551 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:34,551 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 306 of 429 [2023-11-29 01:57:34,552 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:35,500 INFO L124 PetriNetUnfolderBase]: 1401/3303 cut-off events. [2023-11-29 01:57:35,500 INFO L125 PetriNetUnfolderBase]: For 839/903 co-relation queries the response was YES. [2023-11-29 01:57:35,508 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6219 conditions, 3303 events. 1401/3303 cut-off events. For 839/903 co-relation queries the response was YES. Maximal size of possible extension queue 164. Compared 21718 event pairs, 750 based on Foata normal form. 0/2984 useless extension candidates. Maximal degree in co-relation 6120. Up to 1666 conditions per place. [2023-11-29 01:57:35,522 INFO L140 encePairwiseOnDemand]: 424/429 looper letters, 71 selfloop transitions, 4 changer transitions 0/331 dead transitions. [2023-11-29 01:57:35,522 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 312 places, 331 transitions, 915 flow [2023-11-29 01:57:35,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:57:35,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 01:57:35,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1898 transitions. [2023-11-29 01:57:35,527 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7373737373737373 [2023-11-29 01:57:35,527 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1898 transitions. [2023-11-29 01:57:35,527 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1898 transitions. [2023-11-29 01:57:35,528 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:35,528 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1898 transitions. [2023-11-29 01:57:35,531 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 316.3333333333333) internal successors, (1898), 6 states have internal predecessors, (1898), 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) [2023-11-29 01:57:35,535 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 429.0) internal successors, (3003), 7 states have internal predecessors, (3003), 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) [2023-11-29 01:57:35,535 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 429.0) internal successors, (3003), 7 states have internal predecessors, (3003), 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) [2023-11-29 01:57:35,536 INFO L175 Difference]: Start difference. First operand has 308 places, 300 transitions, 655 flow. Second operand 6 states and 1898 transitions. [2023-11-29 01:57:35,536 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 312 places, 331 transitions, 915 flow [2023-11-29 01:57:35,539 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 331 transitions, 908 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-29 01:57:35,544 INFO L231 Difference]: Finished difference. Result has 308 places, 299 transitions, 654 flow [2023-11-29 01:57:35,545 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=646, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=299, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=295, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=654, PETRI_PLACES=308, PETRI_TRANSITIONS=299} [2023-11-29 01:57:35,546 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -87 predicate places. [2023-11-29 01:57:35,546 INFO L495 AbstractCegarLoop]: Abstraction has has 308 places, 299 transitions, 654 flow [2023-11-29 01:57:35,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 308.5) internal successors, (1851), 6 states have internal predecessors, (1851), 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) [2023-11-29 01:57:35,547 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:35,547 INFO L208 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] [2023-11-29 01:57:35,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-11-29 01:57:35,547 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:35,548 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:35,548 INFO L85 PathProgramCache]: Analyzing trace with hash -2102551029, now seen corresponding path program 1 times [2023-11-29 01:57:35,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:35,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281438811] [2023-11-29 01:57:35,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:35,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:35,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:36,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:36,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:36,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281438811] [2023-11-29 01:57:36,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281438811] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:36,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:36,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:57:36,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932195883] [2023-11-29 01:57:36,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:36,382 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:57:36,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:36,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:57:36,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:57:36,644 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 306 out of 429 [2023-11-29 01:57:36,646 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 308 places, 299 transitions, 654 flow. Second operand has 6 states, 6 states have (on average 308.8333333333333) internal successors, (1853), 6 states have internal predecessors, (1853), 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) [2023-11-29 01:57:36,646 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:36,647 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 306 of 429 [2023-11-29 01:57:36,647 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:37,337 INFO L124 PetriNetUnfolderBase]: 1281/3104 cut-off events. [2023-11-29 01:57:37,337 INFO L125 PetriNetUnfolderBase]: For 753/825 co-relation queries the response was YES. [2023-11-29 01:57:37,341 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5771 conditions, 3104 events. 1281/3104 cut-off events. For 753/825 co-relation queries the response was YES. Maximal size of possible extension queue 164. Compared 20935 event pairs, 756 based on Foata normal form. 0/2785 useless extension candidates. Maximal degree in co-relation 5672. Up to 1682 conditions per place. [2023-11-29 01:57:37,351 INFO L140 encePairwiseOnDemand]: 424/429 looper letters, 55 selfloop transitions, 4 changer transitions 0/314 dead transitions. [2023-11-29 01:57:37,351 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 312 places, 314 transitions, 826 flow [2023-11-29 01:57:37,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:57:37,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 01:57:37,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1886 transitions. [2023-11-29 01:57:37,355 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7327117327117327 [2023-11-29 01:57:37,355 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1886 transitions. [2023-11-29 01:57:37,355 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1886 transitions. [2023-11-29 01:57:37,356 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:37,356 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1886 transitions. [2023-11-29 01:57:37,359 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 314.3333333333333) internal successors, (1886), 6 states have internal predecessors, (1886), 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) [2023-11-29 01:57:37,362 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 429.0) internal successors, (3003), 7 states have internal predecessors, (3003), 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) [2023-11-29 01:57:37,362 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 429.0) internal successors, (3003), 7 states have internal predecessors, (3003), 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) [2023-11-29 01:57:37,362 INFO L175 Difference]: Start difference. First operand has 308 places, 299 transitions, 654 flow. Second operand 6 states and 1886 transitions. [2023-11-29 01:57:37,362 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 312 places, 314 transitions, 826 flow [2023-11-29 01:57:37,364 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 314 transitions, 819 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-29 01:57:37,368 INFO L231 Difference]: Finished difference. Result has 308 places, 298 transitions, 653 flow [2023-11-29 01:57:37,368 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=645, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=298, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=294, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=653, PETRI_PLACES=308, PETRI_TRANSITIONS=298} [2023-11-29 01:57:37,368 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -87 predicate places. [2023-11-29 01:57:37,368 INFO L495 AbstractCegarLoop]: Abstraction has has 308 places, 298 transitions, 653 flow [2023-11-29 01:57:37,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 308.8333333333333) internal successors, (1853), 6 states have internal predecessors, (1853), 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) [2023-11-29 01:57:37,369 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:57:37,369 INFO L208 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] [2023-11-29 01:57:37,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-11-29 01:57:37,369 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2023-11-29 01:57:37,369 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:57:37,369 INFO L85 PathProgramCache]: Analyzing trace with hash 1483817893, now seen corresponding path program 1 times [2023-11-29 01:57:37,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:57:37,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011170479] [2023-11-29 01:57:37,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:57:37,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:57:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:57:37,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:57:37,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:57:37,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011170479] [2023-11-29 01:57:37,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011170479] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:57:37,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:57:37,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:57:37,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343593732] [2023-11-29 01:57:37,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:57:37,449 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:57:37,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:57:37,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:57:37,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:57:37,453 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 429 [2023-11-29 01:57:37,454 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 308 places, 298 transitions, 653 flow. Second operand has 3 states, 3 states have (on average 325.6666666666667) internal successors, (977), 3 states have internal predecessors, (977), 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) [2023-11-29 01:57:37,454 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:57:37,454 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 429 [2023-11-29 01:57:37,454 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 01:57:38,015 INFO L124 PetriNetUnfolderBase]: 1241/3030 cut-off events. [2023-11-29 01:57:38,015 INFO L125 PetriNetUnfolderBase]: For 727/805 co-relation queries the response was YES. [2023-11-29 01:57:38,027 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5586 conditions, 3030 events. 1241/3030 cut-off events. For 727/805 co-relation queries the response was YES. Maximal size of possible extension queue 164. Compared 20698 event pairs, 756 based on Foata normal form. 4/2717 useless extension candidates. Maximal degree in co-relation 5542. Up to 1676 conditions per place. [2023-11-29 01:57:38,029 INFO L140 encePairwiseOnDemand]: 427/429 looper letters, 0 selfloop transitions, 0 changer transitions 297/297 dead transitions. [2023-11-29 01:57:38,029 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 309 places, 297 transitions, 709 flow [2023-11-29 01:57:38,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:57:38,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 01:57:38,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 987 transitions. [2023-11-29 01:57:38,033 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7668997668997669 [2023-11-29 01:57:38,033 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 987 transitions. [2023-11-29 01:57:38,033 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 987 transitions. [2023-11-29 01:57:38,034 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 01:57:38,034 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 987 transitions. [2023-11-29 01:57:38,036 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 329.0) internal successors, (987), 3 states have internal predecessors, (987), 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) [2023-11-29 01:57:38,039 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:38,039 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2023-11-29 01:57:38,039 INFO L175 Difference]: Start difference. First operand has 308 places, 298 transitions, 653 flow. Second operand 3 states and 987 transitions. [2023-11-29 01:57:38,039 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 309 places, 297 transitions, 709 flow [2023-11-29 01:57:38,042 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 297 transitions, 702 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-29 01:57:38,044 INFO L231 Difference]: Finished difference. Result has 305 places, 0 transitions, 0 flow [2023-11-29 01:57:38,044 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=644, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=297, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=297, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=305, PETRI_TRANSITIONS=0} [2023-11-29 01:57:38,045 INFO L281 CegarLoopForPetriNet]: 395 programPoint places, -90 predicate places. [2023-11-29 01:57:38,045 INFO L495 AbstractCegarLoop]: Abstraction has has 305 places, 0 transitions, 0 flow [2023-11-29 01:57:38,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 325.6666666666667) internal successors, (977), 3 states have internal predecessors, (977), 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) [2023-11-29 01:57:38,047 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (166 of 167 remaining) [2023-11-29 01:57:38,048 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (165 of 167 remaining) [2023-11-29 01:57:38,048 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (164 of 167 remaining) [2023-11-29 01:57:38,048 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (163 of 167 remaining) [2023-11-29 01:57:38,048 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (162 of 167 remaining) [2023-11-29 01:57:38,048 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (161 of 167 remaining) [2023-11-29 01:57:38,048 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (160 of 167 remaining) [2023-11-29 01:57:38,048 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (159 of 167 remaining) [2023-11-29 01:57:38,048 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (158 of 167 remaining) [2023-11-29 01:57:38,049 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (157 of 167 remaining) [2023-11-29 01:57:38,049 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (156 of 167 remaining) [2023-11-29 01:57:38,049 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (155 of 167 remaining) [2023-11-29 01:57:38,049 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (154 of 167 remaining) [2023-11-29 01:57:38,049 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (153 of 167 remaining) [2023-11-29 01:57:38,049 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (152 of 167 remaining) [2023-11-29 01:57:38,049 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (151 of 167 remaining) [2023-11-29 01:57:38,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (150 of 167 remaining) [2023-11-29 01:57:38,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (149 of 167 remaining) [2023-11-29 01:57:38,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (148 of 167 remaining) [2023-11-29 01:57:38,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (147 of 167 remaining) [2023-11-29 01:57:38,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (146 of 167 remaining) [2023-11-29 01:57:38,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (145 of 167 remaining) [2023-11-29 01:57:38,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (144 of 167 remaining) [2023-11-29 01:57:38,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (143 of 167 remaining) [2023-11-29 01:57:38,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (142 of 167 remaining) [2023-11-29 01:57:38,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (141 of 167 remaining) [2023-11-29 01:57:38,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (140 of 167 remaining) [2023-11-29 01:57:38,050 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (139 of 167 remaining) [2023-11-29 01:57:38,051 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (138 of 167 remaining) [2023-11-29 01:57:38,051 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (137 of 167 remaining) [2023-11-29 01:57:38,051 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (136 of 167 remaining) [2023-11-29 01:57:38,051 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (135 of 167 remaining) [2023-11-29 01:57:38,051 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (134 of 167 remaining) [2023-11-29 01:57:38,051 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (133 of 167 remaining) [2023-11-29 01:57:38,051 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (132 of 167 remaining) [2023-11-29 01:57:38,051 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (131 of 167 remaining) [2023-11-29 01:57:38,052 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (130 of 167 remaining) [2023-11-29 01:57:38,052 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (129 of 167 remaining) [2023-11-29 01:57:38,052 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (128 of 167 remaining) [2023-11-29 01:57:38,052 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (127 of 167 remaining) [2023-11-29 01:57:38,052 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (126 of 167 remaining) [2023-11-29 01:57:38,052 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (125 of 167 remaining) [2023-11-29 01:57:38,052 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (124 of 167 remaining) [2023-11-29 01:57:38,052 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (123 of 167 remaining) [2023-11-29 01:57:38,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (122 of 167 remaining) [2023-11-29 01:57:38,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (121 of 167 remaining) [2023-11-29 01:57:38,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (120 of 167 remaining) [2023-11-29 01:57:38,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (119 of 167 remaining) [2023-11-29 01:57:38,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (118 of 167 remaining) [2023-11-29 01:57:38,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (117 of 167 remaining) [2023-11-29 01:57:38,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (116 of 167 remaining) [2023-11-29 01:57:38,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (115 of 167 remaining) [2023-11-29 01:57:38,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (114 of 167 remaining) [2023-11-29 01:57:38,053 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (113 of 167 remaining) [2023-11-29 01:57:38,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (112 of 167 remaining) [2023-11-29 01:57:38,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (111 of 167 remaining) [2023-11-29 01:57:38,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (110 of 167 remaining) [2023-11-29 01:57:38,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (109 of 167 remaining) [2023-11-29 01:57:38,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (108 of 167 remaining) [2023-11-29 01:57:38,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (107 of 167 remaining) [2023-11-29 01:57:38,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (106 of 167 remaining) [2023-11-29 01:57:38,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (105 of 167 remaining) [2023-11-29 01:57:38,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (104 of 167 remaining) [2023-11-29 01:57:38,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (103 of 167 remaining) [2023-11-29 01:57:38,054 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (102 of 167 remaining) [2023-11-29 01:57:38,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (101 of 167 remaining) [2023-11-29 01:57:38,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (100 of 167 remaining) [2023-11-29 01:57:38,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (99 of 167 remaining) [2023-11-29 01:57:38,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (98 of 167 remaining) [2023-11-29 01:57:38,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (97 of 167 remaining) [2023-11-29 01:57:38,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (96 of 167 remaining) [2023-11-29 01:57:38,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (95 of 167 remaining) [2023-11-29 01:57:38,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (94 of 167 remaining) [2023-11-29 01:57:38,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (93 of 167 remaining) [2023-11-29 01:57:38,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (92 of 167 remaining) [2023-11-29 01:57:38,056 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (91 of 167 remaining) [2023-11-29 01:57:38,056 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (90 of 167 remaining) [2023-11-29 01:57:38,056 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (89 of 167 remaining) [2023-11-29 01:57:38,056 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (88 of 167 remaining) [2023-11-29 01:57:38,056 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (87 of 167 remaining) [2023-11-29 01:57:38,056 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (86 of 167 remaining) [2023-11-29 01:57:38,056 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (85 of 167 remaining) [2023-11-29 01:57:38,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (84 of 167 remaining) [2023-11-29 01:57:38,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (83 of 167 remaining) [2023-11-29 01:57:38,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (82 of 167 remaining) [2023-11-29 01:57:38,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (81 of 167 remaining) [2023-11-29 01:57:38,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (80 of 167 remaining) [2023-11-29 01:57:38,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (79 of 167 remaining) [2023-11-29 01:57:38,057 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (78 of 167 remaining) [2023-11-29 01:57:38,058 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (77 of 167 remaining) [2023-11-29 01:57:38,058 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (76 of 167 remaining) [2023-11-29 01:57:38,058 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (75 of 167 remaining) [2023-11-29 01:57:38,058 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (74 of 167 remaining) [2023-11-29 01:57:38,058 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (73 of 167 remaining) [2023-11-29 01:57:38,058 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (72 of 167 remaining) [2023-11-29 01:57:38,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (71 of 167 remaining) [2023-11-29 01:57:38,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (70 of 167 remaining) [2023-11-29 01:57:38,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (69 of 167 remaining) [2023-11-29 01:57:38,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (68 of 167 remaining) [2023-11-29 01:57:38,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (67 of 167 remaining) [2023-11-29 01:57:38,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (66 of 167 remaining) [2023-11-29 01:57:38,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (65 of 167 remaining) [2023-11-29 01:57:38,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (64 of 167 remaining) [2023-11-29 01:57:38,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (63 of 167 remaining) [2023-11-29 01:57:38,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (62 of 167 remaining) [2023-11-29 01:57:38,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (61 of 167 remaining) [2023-11-29 01:57:38,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (60 of 167 remaining) [2023-11-29 01:57:38,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (59 of 167 remaining) [2023-11-29 01:57:38,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (58 of 167 remaining) [2023-11-29 01:57:38,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (57 of 167 remaining) [2023-11-29 01:57:38,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (56 of 167 remaining) [2023-11-29 01:57:38,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (55 of 167 remaining) [2023-11-29 01:57:38,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (54 of 167 remaining) [2023-11-29 01:57:38,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (53 of 167 remaining) [2023-11-29 01:57:38,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (52 of 167 remaining) [2023-11-29 01:57:38,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (51 of 167 remaining) [2023-11-29 01:57:38,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (50 of 167 remaining) [2023-11-29 01:57:38,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (49 of 167 remaining) [2023-11-29 01:57:38,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (48 of 167 remaining) [2023-11-29 01:57:38,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (47 of 167 remaining) [2023-11-29 01:57:38,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (46 of 167 remaining) [2023-11-29 01:57:38,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (45 of 167 remaining) [2023-11-29 01:57:38,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (44 of 167 remaining) [2023-11-29 01:57:38,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (43 of 167 remaining) [2023-11-29 01:57:38,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (42 of 167 remaining) [2023-11-29 01:57:38,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (41 of 167 remaining) [2023-11-29 01:57:38,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (40 of 167 remaining) [2023-11-29 01:57:38,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (39 of 167 remaining) [2023-11-29 01:57:38,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (38 of 167 remaining) [2023-11-29 01:57:38,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (37 of 167 remaining) [2023-11-29 01:57:38,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (36 of 167 remaining) [2023-11-29 01:57:38,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (35 of 167 remaining) [2023-11-29 01:57:38,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (34 of 167 remaining) [2023-11-29 01:57:38,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (33 of 167 remaining) [2023-11-29 01:57:38,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (32 of 167 remaining) [2023-11-29 01:57:38,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (31 of 167 remaining) [2023-11-29 01:57:38,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (30 of 167 remaining) [2023-11-29 01:57:38,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (29 of 167 remaining) [2023-11-29 01:57:38,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (28 of 167 remaining) [2023-11-29 01:57:38,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (27 of 167 remaining) [2023-11-29 01:57:38,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (26 of 167 remaining) [2023-11-29 01:57:38,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (25 of 167 remaining) [2023-11-29 01:57:38,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (24 of 167 remaining) [2023-11-29 01:57:38,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (23 of 167 remaining) [2023-11-29 01:57:38,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (22 of 167 remaining) [2023-11-29 01:57:38,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (21 of 167 remaining) [2023-11-29 01:57:38,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (20 of 167 remaining) [2023-11-29 01:57:38,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (19 of 167 remaining) [2023-11-29 01:57:38,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (18 of 167 remaining) [2023-11-29 01:57:38,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (17 of 167 remaining) [2023-11-29 01:57:38,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (16 of 167 remaining) [2023-11-29 01:57:38,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (15 of 167 remaining) [2023-11-29 01:57:38,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (14 of 167 remaining) [2023-11-29 01:57:38,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (13 of 167 remaining) [2023-11-29 01:57:38,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (12 of 167 remaining) [2023-11-29 01:57:38,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (11 of 167 remaining) [2023-11-29 01:57:38,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (10 of 167 remaining) [2023-11-29 01:57:38,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (9 of 167 remaining) [2023-11-29 01:57:38,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (8 of 167 remaining) [2023-11-29 01:57:38,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (7 of 167 remaining) [2023-11-29 01:57:38,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (6 of 167 remaining) [2023-11-29 01:57:38,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (5 of 167 remaining) [2023-11-29 01:57:38,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (4 of 167 remaining) [2023-11-29 01:57:38,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (3 of 167 remaining) [2023-11-29 01:57:38,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (2 of 167 remaining) [2023-11-29 01:57:38,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (1 of 167 remaining) [2023-11-29 01:57:38,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (0 of 167 remaining) [2023-11-29 01:57:38,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-11-29 01:57:38,068 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:57:38,075 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-29 01:57:38,076 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 01:57:38,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 01:57:38 BasicIcfg [2023-11-29 01:57:38,082 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 01:57:38,082 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 01:57:38,082 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 01:57:38,082 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 01:57:38,083 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:57:12" (3/4) ... [2023-11-29 01:57:38,084 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 01:57:38,086 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-11-29 01:57:38,087 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-11-29 01:57:38,087 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2023-11-29 01:57:38,087 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2023-11-29 01:57:38,095 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-11-29 01:57:38,096 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-29 01:57:38,097 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-29 01:57:38,098 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 01:57:38,197 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4241f229-b909-4094-a4a5-21fb3d06aa99/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 01:57:38,198 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4241f229-b909-4094-a4a5-21fb3d06aa99/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 01:57:38,198 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 01:57:38,199 INFO L158 Benchmark]: Toolchain (without parser) took 27427.70ms. Allocated memory was 184.5MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 146.4MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 755.5MB. Max. memory is 16.1GB. [2023-11-29 01:57:38,201 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 184.5MB. Free memory is still 158.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:57:38,202 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.45ms. Allocated memory is still 184.5MB. Free memory was 146.4MB in the beginning and 131.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 01:57:38,202 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.62ms. Allocated memory is still 184.5MB. Free memory was 131.7MB in the beginning and 127.6MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 01:57:38,203 INFO L158 Benchmark]: Boogie Preprocessor took 67.05ms. Allocated memory is still 184.5MB. Free memory was 127.6MB in the beginning and 124.1MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 01:57:38,203 INFO L158 Benchmark]: RCFGBuilder took 1544.40ms. Allocated memory is still 184.5MB. Free memory was 124.1MB in the beginning and 132.7MB in the end (delta: -8.6MB). Peak memory consumption was 86.4MB. Max. memory is 16.1GB. [2023-11-29 01:57:38,204 INFO L158 Benchmark]: TraceAbstraction took 25253.52ms. Allocated memory was 184.5MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 132.7MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 732.0MB. Max. memory is 16.1GB. [2023-11-29 01:57:38,204 INFO L158 Benchmark]: Witness Printer took 115.85ms. Allocated memory is still 2.3GB. Free memory was 1.5GB in the beginning and 1.5GB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 01:57:38,206 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 184.5MB. Free memory is still 158.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 369.45ms. Allocated memory is still 184.5MB. Free memory was 146.4MB in the beginning and 131.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.62ms. Allocated memory is still 184.5MB. Free memory was 131.7MB in the beginning and 127.6MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.05ms. Allocated memory is still 184.5MB. Free memory was 127.6MB in the beginning and 124.1MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1544.40ms. Allocated memory is still 184.5MB. Free memory was 124.1MB in the beginning and 132.7MB in the end (delta: -8.6MB). Peak memory consumption was 86.4MB. Max. memory is 16.1GB. * TraceAbstraction took 25253.52ms. Allocated memory was 184.5MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 132.7MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 732.0MB. Max. memory is 16.1GB. * Witness Printer took 115.85ms. Allocated memory is still 2.3GB. Free memory was 1.5GB in the beginning and 1.5GB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 163]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 163]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 147]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 148]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 149]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 151]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 519 locations, 167 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: 25.0s, OverallIterations: 22, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 19.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 893 SdHoareTripleChecker+Valid, 3.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 560 mSDsluCounter, 43 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 315 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2404 IncrementalHoareTripleChecker+Invalid, 2719 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 315 mSolverCounterUnsat, 43 mSDtfsCounter, 2404 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=824occurred in iteration=0, InterpolantAutomatonStates: 81, 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, 0.2s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 2646 NumberOfCodeBlocks, 2646 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 2624 ConstructedInterpolants, 0 QuantifiedInterpolants, 3097 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 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 93 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-29 01:57:38,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4241f229-b909-4094-a4a5-21fb3d06aa99/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE