./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version a0165632 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_f9db5553-4bec-47df-b8ea-5af76a8f5c50/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9db5553-4bec-47df-b8ea-5af76a8f5c50/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9db5553-4bec-47df-b8ea-5af76a8f5c50/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9db5553-4bec-47df-b8ea-5af76a8f5c50/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9db5553-4bec-47df-b8ea-5af76a8f5c50/bin/uautomizer-verify-jihMAELWvX/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9db5553-4bec-47df-b8ea-5af76a8f5c50/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8dbd267b0e0821e8d358e8d234024d8e484ea32431972ed8b70b87052179a50c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:31:11,875 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:31:11,992 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9db5553-4bec-47df-b8ea-5af76a8f5c50/bin/uautomizer-verify-jihMAELWvX/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-08 17:31:12,003 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:31:12,005 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:31:12,051 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:31:12,052 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:31:12,053 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:31:12,054 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:31:12,056 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:31:12,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:31:12,057 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:31:12,058 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:31:12,058 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:31:12,059 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:31:12,062 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 17:31:12,062 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:31:12,063 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 17:31:12,063 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:31:12,063 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:31:12,064 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:31:12,069 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:31:12,069 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-08 17:31:12,070 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:31:12,070 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 17:31:12,070 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 17:31:12,071 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:31:12,071 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:31:12,071 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:31:12,072 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:31:12,072 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:31:12,073 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:31:12,075 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:31:12,076 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:31:12,096 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:31:12,097 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:31:12,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:31:12,098 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:31:12,098 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:31:12,098 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:31:12,098 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:31:12,099 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_f9db5553-4bec-47df-b8ea-5af76a8f5c50/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9db5553-4bec-47df-b8ea-5af76a8f5c50/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8dbd267b0e0821e8d358e8d234024d8e484ea32431972ed8b70b87052179a50c [2024-11-08 17:31:12,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:31:12,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:31:12,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:31:12,600 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:31:12,603 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:31:12,604 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9db5553-4bec-47df-b8ea-5af76a8f5c50/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c Unable to find full path for "g++" [2024-11-08 17:31:14,922 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:31:15,163 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:31:15,164 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9db5553-4bec-47df-b8ea-5af76a8f5c50/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2024-11-08 17:31:15,174 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9db5553-4bec-47df-b8ea-5af76a8f5c50/bin/uautomizer-verify-jihMAELWvX/data/1b8097b32/5a47f1ea7ab54b3f8a2a9ad5fe3e7771/FLAG7b6e08703 [2024-11-08 17:31:15,515 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9db5553-4bec-47df-b8ea-5af76a8f5c50/bin/uautomizer-verify-jihMAELWvX/data/1b8097b32/5a47f1ea7ab54b3f8a2a9ad5fe3e7771 [2024-11-08 17:31:15,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:31:15,519 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:31:15,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:31:15,522 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:31:15,529 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:31:15,530 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:31:15" (1/1) ... [2024-11-08 17:31:15,531 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51ab8f8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:15, skipping insertion in model container [2024-11-08 17:31:15,532 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:31:15" (1/1) ... [2024-11-08 17:31:15,603 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:31:15,934 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:31:15,944 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:31:16,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:31:16,053 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:31:16,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:16 WrapperNode [2024-11-08 17:31:16,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:31:16,055 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:31:16,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:31:16,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:31:16,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:16" (1/1) ... [2024-11-08 17:31:16,079 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:16" (1/1) ... [2024-11-08 17:31:16,135 INFO L138 Inliner]: procedures = 26, calls = 68, calls flagged for inlining = 23, calls inlined = 29, statements flattened = 645 [2024-11-08 17:31:16,141 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:31:16,141 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:31:16,142 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:31:16,142 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:31:16,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:16" (1/1) ... [2024-11-08 17:31:16,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:16" (1/1) ... [2024-11-08 17:31:16,163 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:16" (1/1) ... [2024-11-08 17:31:16,164 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:16" (1/1) ... [2024-11-08 17:31:16,190 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:16" (1/1) ... [2024-11-08 17:31:16,196 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:16" (1/1) ... [2024-11-08 17:31:16,200 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:16" (1/1) ... [2024-11-08 17:31:16,203 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:16" (1/1) ... [2024-11-08 17:31:16,209 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:31:16,210 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:31:16,210 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:31:16,211 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:31:16,212 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:16" (1/1) ... [2024-11-08 17:31:16,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:31:16,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9db5553-4bec-47df-b8ea-5af76a8f5c50/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:31:16,268 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9db5553-4bec-47df-b8ea-5af76a8f5c50/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:31:16,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9db5553-4bec-47df-b8ea-5af76a8f5c50/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:31:16,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:31:16,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 17:31:16,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 17:31:16,317 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 17:31:16,317 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 17:31:16,318 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 17:31:16,318 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 17:31:16,318 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-08 17:31:16,318 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-08 17:31:16,318 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-08 17:31:16,319 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-08 17:31:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 17:31:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 17:31:16,321 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 17:31:16,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 17:31:16,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:31:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:31:16,325 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 17:31:16,563 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:31:16,565 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:31:17,962 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 17:31:17,963 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:31:18,977 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:31:18,980 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 17:31:18,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:31:18 BoogieIcfgContainer [2024-11-08 17:31:18,981 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:31:18,984 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:31:18,985 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:31:18,989 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:31:18,990 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:31:15" (1/3) ... [2024-11-08 17:31:18,991 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38334b67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:31:18, skipping insertion in model container [2024-11-08 17:31:18,992 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:31:16" (2/3) ... [2024-11-08 17:31:18,993 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38334b67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:31:18, skipping insertion in model container [2024-11-08 17:31:18,993 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:31:18" (3/3) ... [2024-11-08 17:31:18,996 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-series.wvr.c [2024-11-08 17:31:19,017 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:31:19,018 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 99 error locations. [2024-11-08 17:31:19,018 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-08 17:31:19,237 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-08 17:31:19,307 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 436 places, 445 transitions, 918 flow [2024-11-08 17:31:19,617 INFO L124 PetriNetUnfolderBase]: 22/441 cut-off events. [2024-11-08 17:31:19,618 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-08 17:31:19,626 INFO L83 FinitePrefix]: Finished finitePrefix Result has 458 conditions, 441 events. 22/441 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 662 event pairs, 0 based on Foata normal form. 0/320 useless extension candidates. Maximal degree in co-relation 391. Up to 2 conditions per place. [2024-11-08 17:31:19,627 INFO L82 GeneralOperation]: Start removeDead. Operand has 436 places, 445 transitions, 918 flow [2024-11-08 17:31:19,644 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 416 places, 424 transitions, 872 flow [2024-11-08 17:31:19,656 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:31:19,669 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@ac28a1b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:31:19,670 INFO L334 AbstractCegarLoop]: Starting to check reachability of 182 error locations. [2024-11-08 17:31:19,680 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-08 17:31:19,681 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2024-11-08 17:31:19,682 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-08 17:31:19,682 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:31:19,683 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:19,684 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-08 17:31:19,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:19,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1278358773, now seen corresponding path program 1 times [2024-11-08 17:31:19,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:19,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027551968] [2024-11-08 17:31:19,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:19,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:19,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:19,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:19,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:19,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027551968] [2024-11-08 17:31:19,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027551968] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:19,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:19,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:31:19,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248558308] [2024-11-08 17:31:19,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:19,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:31:20,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:20,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:31:20,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:31:20,082 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 326 out of 445 [2024-11-08 17:31:20,095 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 416 places, 424 transitions, 872 flow. Second operand has 3 states, 3 states have (on average 327.3333333333333) internal successors, (982), 3 states have internal predecessors, (982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:20,095 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:31:20,096 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 326 of 445 [2024-11-08 17:31:20,097 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:31:21,295 INFO L124 PetriNetUnfolderBase]: 851/1912 cut-off events. [2024-11-08 17:31:21,296 INFO L125 PetriNetUnfolderBase]: For 214/214 co-relation queries the response was YES. [2024-11-08 17:31:21,310 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3115 conditions, 1912 events. 851/1912 cut-off events. For 214/214 co-relation queries the response was YES. Maximal size of possible extension queue 95. Compared 10185 event pairs, 485 based on Foata normal form. 7/1652 useless extension candidates. Maximal degree in co-relation 2694. Up to 1009 conditions per place. [2024-11-08 17:31:21,326 INFO L140 encePairwiseOnDemand]: 356/445 looper letters, 27 selfloop transitions, 2 changer transitions 7/337 dead transitions. [2024-11-08 17:31:21,327 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 338 places, 337 transitions, 756 flow [2024-11-08 17:31:21,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:31:21,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:31:21,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1094 transitions. [2024-11-08 17:31:21,352 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8194756554307117 [2024-11-08 17:31:21,359 INFO L175 Difference]: Start difference. First operand has 416 places, 424 transitions, 872 flow. Second operand 3 states and 1094 transitions. [2024-11-08 17:31:21,360 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 338 places, 337 transitions, 756 flow [2024-11-08 17:31:21,373 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 330 places, 337 transitions, 740 flow, removed 0 selfloop flow, removed 8 redundant places. [2024-11-08 17:31:21,383 INFO L231 Difference]: Finished difference. Result has 330 places, 330 transitions, 672 flow [2024-11-08 17:31:21,386 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=682, PETRI_DIFFERENCE_MINUEND_PLACES=328, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=337, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=335, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=672, PETRI_PLACES=330, PETRI_TRANSITIONS=330} [2024-11-08 17:31:21,394 INFO L277 CegarLoopForPetriNet]: 416 programPoint places, -86 predicate places. [2024-11-08 17:31:21,394 INFO L471 AbstractCegarLoop]: Abstraction has has 330 places, 330 transitions, 672 flow [2024-11-08 17:31:21,395 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 327.3333333333333) internal successors, (982), 3 states have internal predecessors, (982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:21,396 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:31:21,396 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:21,397 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 17:31:21,397 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-08 17:31:21,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:21,400 INFO L85 PathProgramCache]: Analyzing trace with hash 189135541, now seen corresponding path program 1 times [2024-11-08 17:31:21,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:21,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743026523] [2024-11-08 17:31:21,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:21,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:21,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:21,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:21,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:21,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743026523] [2024-11-08 17:31:21,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743026523] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:21,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:21,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:31:21,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728990571] [2024-11-08 17:31:21,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:21,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:31:21,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:21,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:31:21,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:31:21,569 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 327 out of 445 [2024-11-08 17:31:21,571 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 330 places, 330 transitions, 672 flow. Second operand has 3 states, 3 states have (on average 328.3333333333333) internal successors, (985), 3 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:21,571 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:31:21,571 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 327 of 445 [2024-11-08 17:31:21,571 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:31:22,408 INFO L124 PetriNetUnfolderBase]: 851/1904 cut-off events. [2024-11-08 17:31:22,409 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-08 17:31:22,418 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2987 conditions, 1904 events. 851/1904 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 95. Compared 10172 event pairs, 485 based on Foata normal form. 0/1645 useless extension candidates. Maximal degree in co-relation 2948. Up to 1008 conditions per place. [2024-11-08 17:31:22,432 INFO L140 encePairwiseOnDemand]: 442/445 looper letters, 26 selfloop transitions, 2 changer transitions 0/329 dead transitions. [2024-11-08 17:31:22,432 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 324 places, 329 transitions, 726 flow [2024-11-08 17:31:22,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:31:22,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:31:22,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1010 transitions. [2024-11-08 17:31:22,437 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7565543071161048 [2024-11-08 17:31:22,437 INFO L175 Difference]: Start difference. First operand has 330 places, 330 transitions, 672 flow. Second operand 3 states and 1010 transitions. [2024-11-08 17:31:22,438 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 324 places, 329 transitions, 726 flow [2024-11-08 17:31:22,442 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 329 transitions, 722 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:31:22,452 INFO L231 Difference]: Finished difference. Result has 322 places, 329 transitions, 670 flow [2024-11-08 17:31:22,453 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=666, PETRI_DIFFERENCE_MINUEND_PLACES=320, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=329, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=327, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=670, PETRI_PLACES=322, PETRI_TRANSITIONS=329} [2024-11-08 17:31:22,454 INFO L277 CegarLoopForPetriNet]: 416 programPoint places, -94 predicate places. [2024-11-08 17:31:22,454 INFO L471 AbstractCegarLoop]: Abstraction has has 322 places, 329 transitions, 670 flow [2024-11-08 17:31:22,455 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 328.3333333333333) internal successors, (985), 3 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:22,456 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:31:22,457 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:22,457 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 17:31:22,458 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-08 17:31:22,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:22,460 INFO L85 PathProgramCache]: Analyzing trace with hash 327288068, now seen corresponding path program 1 times [2024-11-08 17:31:22,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:22,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349015488] [2024-11-08 17:31:22,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:22,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:22,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:22,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:22,553 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:22,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349015488] [2024-11-08 17:31:22,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349015488] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:22,554 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:22,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:31:22,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405778701] [2024-11-08 17:31:22,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:22,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:31:22,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:22,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:31:22,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:31:22,591 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 327 out of 445 [2024-11-08 17:31:22,593 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 322 places, 329 transitions, 670 flow. Second operand has 3 states, 3 states have (on average 328.3333333333333) internal successors, (985), 3 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:22,593 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:31:22,594 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 327 of 445 [2024-11-08 17:31:22,594 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:31:23,399 INFO L124 PetriNetUnfolderBase]: 851/1903 cut-off events. [2024-11-08 17:31:23,400 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-08 17:31:23,407 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2986 conditions, 1903 events. 851/1903 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 95. Compared 10223 event pairs, 485 based on Foata normal form. 0/1645 useless extension candidates. Maximal degree in co-relation 2939. Up to 1008 conditions per place. [2024-11-08 17:31:23,419 INFO L140 encePairwiseOnDemand]: 442/445 looper letters, 26 selfloop transitions, 2 changer transitions 0/328 dead transitions. [2024-11-08 17:31:23,420 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 328 transitions, 724 flow [2024-11-08 17:31:23,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:31:23,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:31:23,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1010 transitions. [2024-11-08 17:31:23,424 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7565543071161048 [2024-11-08 17:31:23,425 INFO L175 Difference]: Start difference. First operand has 322 places, 329 transitions, 670 flow. Second operand 3 states and 1010 transitions. [2024-11-08 17:31:23,425 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 328 transitions, 724 flow [2024-11-08 17:31:23,428 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 321 places, 328 transitions, 720 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:31:23,433 INFO L231 Difference]: Finished difference. Result has 321 places, 328 transitions, 668 flow [2024-11-08 17:31:23,434 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=664, PETRI_DIFFERENCE_MINUEND_PLACES=319, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=328, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=326, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=668, PETRI_PLACES=321, PETRI_TRANSITIONS=328} [2024-11-08 17:31:23,435 INFO L277 CegarLoopForPetriNet]: 416 programPoint places, -95 predicate places. [2024-11-08 17:31:23,435 INFO L471 AbstractCegarLoop]: Abstraction has has 321 places, 328 transitions, 668 flow [2024-11-08 17:31:23,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 328.3333333333333) internal successors, (985), 3 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:23,437 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:31:23,437 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:23,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 17:31:23,438 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-08 17:31:23,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:23,440 INFO L85 PathProgramCache]: Analyzing trace with hash -204189394, now seen corresponding path program 1 times [2024-11-08 17:31:23,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:23,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170667176] [2024-11-08 17:31:23,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:23,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:23,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:23,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:23,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170667176] [2024-11-08 17:31:23,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170667176] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:23,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:23,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:31:23,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701635502] [2024-11-08 17:31:23,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:23,564 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:31:23,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:23,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:31:23,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:31:23,585 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 327 out of 445 [2024-11-08 17:31:23,587 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 321 places, 328 transitions, 668 flow. Second operand has 3 states, 3 states have (on average 328.3333333333333) internal successors, (985), 3 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:23,587 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:31:23,587 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 327 of 445 [2024-11-08 17:31:23,587 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:31:24,351 INFO L124 PetriNetUnfolderBase]: 851/1902 cut-off events. [2024-11-08 17:31:24,351 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-08 17:31:24,360 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2985 conditions, 1902 events. 851/1902 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 95. Compared 10213 event pairs, 485 based on Foata normal form. 0/1645 useless extension candidates. Maximal degree in co-relation 2930. Up to 1008 conditions per place. [2024-11-08 17:31:24,373 INFO L140 encePairwiseOnDemand]: 442/445 looper letters, 26 selfloop transitions, 2 changer transitions 0/327 dead transitions. [2024-11-08 17:31:24,374 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 322 places, 327 transitions, 722 flow [2024-11-08 17:31:24,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:31:24,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:31:24,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1010 transitions. [2024-11-08 17:31:24,378 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7565543071161048 [2024-11-08 17:31:24,379 INFO L175 Difference]: Start difference. First operand has 321 places, 328 transitions, 668 flow. Second operand 3 states and 1010 transitions. [2024-11-08 17:31:24,379 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 322 places, 327 transitions, 722 flow [2024-11-08 17:31:24,382 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 320 places, 327 transitions, 718 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:31:24,388 INFO L231 Difference]: Finished difference. Result has 320 places, 327 transitions, 666 flow [2024-11-08 17:31:24,389 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=662, PETRI_DIFFERENCE_MINUEND_PLACES=318, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=327, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=325, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=666, PETRI_PLACES=320, PETRI_TRANSITIONS=327} [2024-11-08 17:31:24,390 INFO L277 CegarLoopForPetriNet]: 416 programPoint places, -96 predicate places. [2024-11-08 17:31:24,391 INFO L471 AbstractCegarLoop]: Abstraction has has 320 places, 327 transitions, 666 flow [2024-11-08 17:31:24,392 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 328.3333333333333) internal successors, (985), 3 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:24,392 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:31:24,392 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:24,392 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 17:31:24,393 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-08 17:31:24,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:24,394 INFO L85 PathProgramCache]: Analyzing trace with hash 1700088464, now seen corresponding path program 1 times [2024-11-08 17:31:24,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:24,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364736459] [2024-11-08 17:31:24,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:24,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:24,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:24,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:24,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:24,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364736459] [2024-11-08 17:31:24,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364736459] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:24,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:24,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:31:24,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036752528] [2024-11-08 17:31:24,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:24,468 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:31:24,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:24,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:31:24,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:31:24,483 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 331 out of 445 [2024-11-08 17:31:24,486 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 320 places, 327 transitions, 666 flow. Second operand has 3 states, 3 states have (on average 332.0) internal successors, (996), 3 states have internal predecessors, (996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:24,486 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:31:24,486 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 331 of 445 [2024-11-08 17:31:24,486 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:31:25,517 INFO L124 PetriNetUnfolderBase]: 1162/2667 cut-off events. [2024-11-08 17:31:25,518 INFO L125 PetriNetUnfolderBase]: For 67/67 co-relation queries the response was YES. [2024-11-08 17:31:25,530 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4083 conditions, 2667 events. 1162/2667 cut-off events. For 67/67 co-relation queries the response was YES. Maximal size of possible extension queue 129. Compared 16524 event pairs, 307 based on Foata normal form. 0/2263 useless extension candidates. Maximal degree in co-relation 4020. Up to 714 conditions per place. [2024-11-08 17:31:25,551 INFO L140 encePairwiseOnDemand]: 442/445 looper letters, 40 selfloop transitions, 2 changer transitions 0/343 dead transitions. [2024-11-08 17:31:25,552 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 321 places, 343 transitions, 787 flow [2024-11-08 17:31:25,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:31:25,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:31:25,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1036 transitions. [2024-11-08 17:31:25,556 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7760299625468164 [2024-11-08 17:31:25,556 INFO L175 Difference]: Start difference. First operand has 320 places, 327 transitions, 666 flow. Second operand 3 states and 1036 transitions. [2024-11-08 17:31:25,557 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 321 places, 343 transitions, 787 flow [2024-11-08 17:31:25,559 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 319 places, 343 transitions, 783 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:31:25,565 INFO L231 Difference]: Finished difference. Result has 320 places, 327 transitions, 670 flow [2024-11-08 17:31:25,566 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=660, PETRI_DIFFERENCE_MINUEND_PLACES=317, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=326, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=324, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=670, PETRI_PLACES=320, PETRI_TRANSITIONS=327} [2024-11-08 17:31:25,566 INFO L277 CegarLoopForPetriNet]: 416 programPoint places, -96 predicate places. [2024-11-08 17:31:25,567 INFO L471 AbstractCegarLoop]: Abstraction has has 320 places, 327 transitions, 670 flow [2024-11-08 17:31:25,568 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 332.0) internal successors, (996), 3 states have internal predecessors, (996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:25,568 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:31:25,568 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:25,569 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 17:31:25,569 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-08 17:31:25,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:25,570 INFO L85 PathProgramCache]: Analyzing trace with hash -782227239, now seen corresponding path program 1 times [2024-11-08 17:31:25,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:25,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685080796] [2024-11-08 17:31:25,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:25,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:25,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:25,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:25,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:25,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685080796] [2024-11-08 17:31:25,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685080796] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:25,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:25,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:31:25,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000477967] [2024-11-08 17:31:25,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:25,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:31:25,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:25,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:31:25,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:31:25,701 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 328 out of 445 [2024-11-08 17:31:25,702 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 320 places, 327 transitions, 670 flow. Second operand has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:25,703 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:31:25,703 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 328 of 445 [2024-11-08 17:31:25,703 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:31:26,658 INFO L124 PetriNetUnfolderBase]: 1167/2696 cut-off events. [2024-11-08 17:31:26,659 INFO L125 PetriNetUnfolderBase]: For 225/225 co-relation queries the response was YES. [2024-11-08 17:31:26,671 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4351 conditions, 2696 events. 1167/2696 cut-off events. For 225/225 co-relation queries the response was YES. Maximal size of possible extension queue 129. Compared 17073 event pairs, 665 based on Foata normal form. 0/2278 useless extension candidates. Maximal degree in co-relation 2356. Up to 1327 conditions per place. [2024-11-08 17:31:26,686 INFO L140 encePairwiseOnDemand]: 442/445 looper letters, 26 selfloop transitions, 2 changer transitions 0/326 dead transitions. [2024-11-08 17:31:26,686 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 321 places, 326 transitions, 724 flow [2024-11-08 17:31:26,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:31:26,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:31:26,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1012 transitions. [2024-11-08 17:31:26,690 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7580524344569288 [2024-11-08 17:31:26,691 INFO L175 Difference]: Start difference. First operand has 320 places, 327 transitions, 670 flow. Second operand 3 states and 1012 transitions. [2024-11-08 17:31:26,691 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 321 places, 326 transitions, 724 flow [2024-11-08 17:31:26,694 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 320 places, 326 transitions, 722 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 17:31:26,699 INFO L231 Difference]: Finished difference. Result has 320 places, 326 transitions, 670 flow [2024-11-08 17:31:26,700 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=666, PETRI_DIFFERENCE_MINUEND_PLACES=318, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=326, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=324, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=670, PETRI_PLACES=320, PETRI_TRANSITIONS=326} [2024-11-08 17:31:26,701 INFO L277 CegarLoopForPetriNet]: 416 programPoint places, -96 predicate places. [2024-11-08 17:31:26,701 INFO L471 AbstractCegarLoop]: Abstraction has has 320 places, 326 transitions, 670 flow [2024-11-08 17:31:26,705 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:26,705 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:31:26,706 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:26,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 17:31:26,706 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-08 17:31:26,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:26,707 INFO L85 PathProgramCache]: Analyzing trace with hash -789859393, now seen corresponding path program 1 times [2024-11-08 17:31:26,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:26,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309289071] [2024-11-08 17:31:26,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:26,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:26,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:26,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:26,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309289071] [2024-11-08 17:31:26,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309289071] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:26,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:26,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:31:26,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185156556] [2024-11-08 17:31:26,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:26,785 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:31:26,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:26,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:31:26,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:31:26,805 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 327 out of 445 [2024-11-08 17:31:26,807 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 320 places, 326 transitions, 670 flow. Second operand has 3 states, 3 states have (on average 328.3333333333333) internal successors, (985), 3 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:26,808 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:31:26,808 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 327 of 445 [2024-11-08 17:31:26,808 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:31:27,696 INFO L124 PetriNetUnfolderBase]: 1167/2695 cut-off events. [2024-11-08 17:31:27,697 INFO L125 PetriNetUnfolderBase]: For 224/224 co-relation queries the response was YES. [2024-11-08 17:31:27,709 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4274 conditions, 2695 events. 1167/2695 cut-off events. For 224/224 co-relation queries the response was YES. Maximal size of possible extension queue 129. Compared 17033 event pairs, 665 based on Foata normal form. 0/2278 useless extension candidates. Maximal degree in co-relation 4202. Up to 1328 conditions per place. [2024-11-08 17:31:27,723 INFO L140 encePairwiseOnDemand]: 442/445 looper letters, 27 selfloop transitions, 2 changer transitions 0/325 dead transitions. [2024-11-08 17:31:27,723 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 321 places, 325 transitions, 726 flow [2024-11-08 17:31:27,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:31:27,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:31:27,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1010 transitions. [2024-11-08 17:31:27,727 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7565543071161048 [2024-11-08 17:31:27,727 INFO L175 Difference]: Start difference. First operand has 320 places, 326 transitions, 670 flow. Second operand 3 states and 1010 transitions. [2024-11-08 17:31:27,728 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 321 places, 325 transitions, 726 flow [2024-11-08 17:31:27,730 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 319 places, 325 transitions, 722 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:31:27,735 INFO L231 Difference]: Finished difference. Result has 319 places, 325 transitions, 668 flow [2024-11-08 17:31:27,736 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=664, PETRI_DIFFERENCE_MINUEND_PLACES=317, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=325, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=323, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=668, PETRI_PLACES=319, PETRI_TRANSITIONS=325} [2024-11-08 17:31:27,737 INFO L277 CegarLoopForPetriNet]: 416 programPoint places, -97 predicate places. [2024-11-08 17:31:27,737 INFO L471 AbstractCegarLoop]: Abstraction has has 319 places, 325 transitions, 668 flow [2024-11-08 17:31:27,738 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 328.3333333333333) internal successors, (985), 3 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:27,738 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:31:27,739 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:27,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 17:31:27,739 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-08 17:31:27,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:27,740 INFO L85 PathProgramCache]: Analyzing trace with hash 1281111918, now seen corresponding path program 1 times [2024-11-08 17:31:27,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:27,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345138321] [2024-11-08 17:31:27,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:27,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:27,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:27,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:27,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345138321] [2024-11-08 17:31:27,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345138321] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:27,791 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:27,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:31:27,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882487650] [2024-11-08 17:31:27,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:27,792 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:31:27,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:27,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:31:27,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:31:27,811 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 331 out of 445 [2024-11-08 17:31:27,813 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 319 places, 325 transitions, 668 flow. Second operand has 3 states, 3 states have (on average 332.0) internal successors, (996), 3 states have internal predecessors, (996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:27,813 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:31:27,813 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 331 of 445 [2024-11-08 17:31:27,814 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:31:29,002 INFO L124 PetriNetUnfolderBase]: 1455/3264 cut-off events. [2024-11-08 17:31:29,003 INFO L125 PetriNetUnfolderBase]: For 291/291 co-relation queries the response was YES. [2024-11-08 17:31:29,021 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5220 conditions, 3264 events. 1455/3264 cut-off events. For 291/291 co-relation queries the response was YES. Maximal size of possible extension queue 157. Compared 21292 event pairs, 472 based on Foata normal form. 0/2775 useless extension candidates. Maximal degree in co-relation 5140. Up to 903 conditions per place. [2024-11-08 17:31:29,042 INFO L140 encePairwiseOnDemand]: 442/445 looper letters, 41 selfloop transitions, 2 changer transitions 0/341 dead transitions. [2024-11-08 17:31:29,043 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 320 places, 341 transitions, 794 flow [2024-11-08 17:31:29,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:31:29,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:31:29,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1035 transitions. [2024-11-08 17:31:29,047 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7752808988764045 [2024-11-08 17:31:29,048 INFO L175 Difference]: Start difference. First operand has 319 places, 325 transitions, 668 flow. Second operand 3 states and 1035 transitions. [2024-11-08 17:31:29,048 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 320 places, 341 transitions, 794 flow [2024-11-08 17:31:29,052 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 318 places, 341 transitions, 790 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:31:29,058 INFO L231 Difference]: Finished difference. Result has 319 places, 325 transitions, 672 flow [2024-11-08 17:31:29,059 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=662, PETRI_DIFFERENCE_MINUEND_PLACES=316, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=324, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=322, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=672, PETRI_PLACES=319, PETRI_TRANSITIONS=325} [2024-11-08 17:31:29,060 INFO L277 CegarLoopForPetriNet]: 416 programPoint places, -97 predicate places. [2024-11-08 17:31:29,060 INFO L471 AbstractCegarLoop]: Abstraction has has 319 places, 325 transitions, 672 flow [2024-11-08 17:31:29,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 332.0) internal successors, (996), 3 states have internal predecessors, (996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:29,061 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:31:29,062 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:29,062 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 17:31:29,062 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-08 17:31:29,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:29,063 INFO L85 PathProgramCache]: Analyzing trace with hash -812488540, now seen corresponding path program 1 times [2024-11-08 17:31:29,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:29,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785808361] [2024-11-08 17:31:29,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:29,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:29,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:29,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:29,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:29,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785808361] [2024-11-08 17:31:29,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785808361] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:29,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:29,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:31:29,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343745056] [2024-11-08 17:31:29,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:29,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:31:29,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:29,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:31:29,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:31:29,153 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 328 out of 445 [2024-11-08 17:31:29,155 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 319 places, 325 transitions, 672 flow. Second operand has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:29,155 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:31:29,156 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 328 of 445 [2024-11-08 17:31:29,156 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:31:30,355 INFO L124 PetriNetUnfolderBase]: 1503/3551 cut-off events. [2024-11-08 17:31:30,355 INFO L125 PetriNetUnfolderBase]: For 463/463 co-relation queries the response was YES. [2024-11-08 17:31:30,378 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5767 conditions, 3551 events. 1503/3551 cut-off events. For 463/463 co-relation queries the response was YES. Maximal size of possible extension queue 173. Compared 24998 event pairs, 858 based on Foata normal form. 0/2912 useless extension candidates. Maximal degree in co-relation 3428. Up to 1665 conditions per place. [2024-11-08 17:31:30,403 INFO L140 encePairwiseOnDemand]: 442/445 looper letters, 27 selfloop transitions, 2 changer transitions 0/324 dead transitions. [2024-11-08 17:31:30,404 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 320 places, 324 transitions, 728 flow [2024-11-08 17:31:30,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:31:30,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:31:30,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1012 transitions. [2024-11-08 17:31:30,408 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7580524344569288 [2024-11-08 17:31:30,409 INFO L175 Difference]: Start difference. First operand has 319 places, 325 transitions, 672 flow. Second operand 3 states and 1012 transitions. [2024-11-08 17:31:30,409 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 320 places, 324 transitions, 728 flow [2024-11-08 17:31:30,415 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 319 places, 324 transitions, 726 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 17:31:30,422 INFO L231 Difference]: Finished difference. Result has 319 places, 324 transitions, 672 flow [2024-11-08 17:31:30,423 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=668, PETRI_DIFFERENCE_MINUEND_PLACES=317, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=324, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=322, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=672, PETRI_PLACES=319, PETRI_TRANSITIONS=324} [2024-11-08 17:31:30,424 INFO L277 CegarLoopForPetriNet]: 416 programPoint places, -97 predicate places. [2024-11-08 17:31:30,424 INFO L471 AbstractCegarLoop]: Abstraction has has 319 places, 324 transitions, 672 flow [2024-11-08 17:31:30,425 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:30,426 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:31:30,426 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:30,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 17:31:30,427 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-08 17:31:30,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:30,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1591726256, now seen corresponding path program 1 times [2024-11-08 17:31:30,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:30,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452288098] [2024-11-08 17:31:30,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:30,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:30,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:30,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:30,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:30,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452288098] [2024-11-08 17:31:30,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452288098] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:30,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:30,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:31:30,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158278647] [2024-11-08 17:31:30,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:30,496 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:31:30,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:30,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:31:30,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:31:30,511 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 331 out of 445 [2024-11-08 17:31:30,513 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 319 places, 324 transitions, 672 flow. Second operand has 3 states, 3 states have (on average 332.0) internal successors, (996), 3 states have internal predecessors, (996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:30,514 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:31:30,514 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 331 of 445 [2024-11-08 17:31:30,514 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:31:31,368 INFO L124 PetriNetUnfolderBase]: 1503/3550 cut-off events. [2024-11-08 17:31:31,369 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-08 17:31:31,381 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5680 conditions, 3550 events. 1503/3550 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 173. Compared 25077 event pairs, 858 based on Foata normal form. 0/2912 useless extension candidates. Maximal degree in co-relation 5591. Up to 1663 conditions per place. [2024-11-08 17:31:31,400 INFO L140 encePairwiseOnDemand]: 443/445 looper letters, 26 selfloop transitions, 1 changer transitions 0/323 dead transitions. [2024-11-08 17:31:31,401 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 320 places, 323 transitions, 724 flow [2024-11-08 17:31:31,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:31:31,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:31:31,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1019 transitions. [2024-11-08 17:31:31,404 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7632958801498128 [2024-11-08 17:31:31,405 INFO L175 Difference]: Start difference. First operand has 319 places, 324 transitions, 672 flow. Second operand 3 states and 1019 transitions. [2024-11-08 17:31:31,405 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 320 places, 323 transitions, 724 flow [2024-11-08 17:31:31,409 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 318 places, 323 transitions, 720 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:31:31,414 INFO L231 Difference]: Finished difference. Result has 318 places, 323 transitions, 668 flow [2024-11-08 17:31:31,414 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=666, PETRI_DIFFERENCE_MINUEND_PLACES=316, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=323, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=322, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=668, PETRI_PLACES=318, PETRI_TRANSITIONS=323} [2024-11-08 17:31:31,415 INFO L277 CegarLoopForPetriNet]: 416 programPoint places, -98 predicate places. [2024-11-08 17:31:31,416 INFO L471 AbstractCegarLoop]: Abstraction has has 318 places, 323 transitions, 668 flow [2024-11-08 17:31:31,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 332.0) internal successors, (996), 3 states have internal predecessors, (996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:31,417 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:31:31,417 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:31,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-08 17:31:31,418 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-08 17:31:31,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:31,418 INFO L85 PathProgramCache]: Analyzing trace with hash 242658107, now seen corresponding path program 1 times [2024-11-08 17:31:31,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:31,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727732590] [2024-11-08 17:31:31,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:31,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:31,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:31,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:31,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727732590] [2024-11-08 17:31:31,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727732590] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:31,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:31,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:31:31,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96060976] [2024-11-08 17:31:31,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:31,484 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:31:31,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:31,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:31:31,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:31:31,500 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 328 out of 445 [2024-11-08 17:31:31,501 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 318 places, 323 transitions, 668 flow. Second operand has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:31,502 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:31:31,502 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 328 of 445 [2024-11-08 17:31:31,502 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:31:32,376 INFO L124 PetriNetUnfolderBase]: 1503/3549 cut-off events. [2024-11-08 17:31:32,377 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-08 17:31:32,389 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5680 conditions, 3549 events. 1503/3549 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 173. Compared 25048 event pairs, 858 based on Foata normal form. 0/2912 useless extension candidates. Maximal degree in co-relation 5591. Up to 1665 conditions per place. [2024-11-08 17:31:32,407 INFO L140 encePairwiseOnDemand]: 442/445 looper letters, 27 selfloop transitions, 2 changer transitions 0/322 dead transitions. [2024-11-08 17:31:32,408 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 319 places, 322 transitions, 724 flow [2024-11-08 17:31:32,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:31:32,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:31:32,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1012 transitions. [2024-11-08 17:31:32,412 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7580524344569288 [2024-11-08 17:31:32,412 INFO L175 Difference]: Start difference. First operand has 318 places, 323 transitions, 668 flow. Second operand 3 states and 1012 transitions. [2024-11-08 17:31:32,412 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 319 places, 322 transitions, 724 flow [2024-11-08 17:31:32,417 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 318 places, 322 transitions, 723 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 17:31:32,422 INFO L231 Difference]: Finished difference. Result has 318 places, 322 transitions, 669 flow [2024-11-08 17:31:32,422 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=665, PETRI_DIFFERENCE_MINUEND_PLACES=316, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=322, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=320, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=669, PETRI_PLACES=318, PETRI_TRANSITIONS=322} [2024-11-08 17:31:32,423 INFO L277 CegarLoopForPetriNet]: 416 programPoint places, -98 predicate places. [2024-11-08 17:31:32,423 INFO L471 AbstractCegarLoop]: Abstraction has has 318 places, 322 transitions, 669 flow [2024-11-08 17:31:32,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:32,425 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:31:32,425 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:32,425 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 17:31:32,425 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-08 17:31:32,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:32,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1913039666, now seen corresponding path program 1 times [2024-11-08 17:31:32,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:32,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053050680] [2024-11-08 17:31:32,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:32,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:32,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:33,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:33,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:33,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053050680] [2024-11-08 17:31:33,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053050680] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:33,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:33,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:31:33,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997197070] [2024-11-08 17:31:33,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:33,313 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:31:33,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:33,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:31:33,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:31:33,748 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 293 out of 445 [2024-11-08 17:31:33,751 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 318 places, 322 transitions, 669 flow. Second operand has 6 states, 6 states have (on average 294.5) internal successors, (1767), 6 states have internal predecessors, (1767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:33,751 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:31:33,752 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 293 of 445 [2024-11-08 17:31:33,752 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:31:34,559 INFO L124 PetriNetUnfolderBase]: 1503/3546 cut-off events. [2024-11-08 17:31:34,559 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-08 17:31:34,572 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5713 conditions, 3546 events. 1503/3546 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 173. Compared 25052 event pairs, 858 based on Foata normal form. 0/2912 useless extension candidates. Maximal degree in co-relation 5625. Up to 1686 conditions per place. [2024-11-08 17:31:34,590 INFO L140 encePairwiseOnDemand]: 427/445 looper letters, 48 selfloop transitions, 15 changer transitions 0/319 dead transitions. [2024-11-08 17:31:34,590 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 320 places, 319 transitions, 789 flow [2024-11-08 17:31:34,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 17:31:34,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-08 17:31:34,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1822 transitions. [2024-11-08 17:31:34,597 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6823970037453183 [2024-11-08 17:31:34,598 INFO L175 Difference]: Start difference. First operand has 318 places, 322 transitions, 669 flow. Second operand 6 states and 1822 transitions. [2024-11-08 17:31:34,598 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 320 places, 319 transitions, 789 flow [2024-11-08 17:31:34,603 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 318 places, 319 transitions, 785 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:31:34,608 INFO L231 Difference]: Finished difference. Result has 318 places, 319 transitions, 689 flow [2024-11-08 17:31:34,609 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=659, PETRI_DIFFERENCE_MINUEND_PLACES=313, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=319, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=304, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=689, PETRI_PLACES=318, PETRI_TRANSITIONS=319} [2024-11-08 17:31:34,612 INFO L277 CegarLoopForPetriNet]: 416 programPoint places, -98 predicate places. [2024-11-08 17:31:34,613 INFO L471 AbstractCegarLoop]: Abstraction has has 318 places, 319 transitions, 689 flow [2024-11-08 17:31:34,614 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 294.5) internal successors, (1767), 6 states have internal predecessors, (1767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:34,614 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:31:34,615 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:34,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-08 17:31:34,616 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-08 17:31:34,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:34,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1413850793, now seen corresponding path program 1 times [2024-11-08 17:31:34,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:34,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410245059] [2024-11-08 17:31:34,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:34,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:34,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:34,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:34,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:34,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410245059] [2024-11-08 17:31:34,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410245059] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:34,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:34,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:31:34,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427326798] [2024-11-08 17:31:34,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:34,683 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:31:34,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:34,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:31:34,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:31:34,695 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 331 out of 445 [2024-11-08 17:31:34,697 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 318 places, 319 transitions, 689 flow. Second operand has 3 states, 3 states have (on average 332.0) internal successors, (996), 3 states have internal predecessors, (996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:34,697 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:31:34,697 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 331 of 445 [2024-11-08 17:31:34,698 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:31:35,731 INFO L124 PetriNetUnfolderBase]: 1503/3545 cut-off events. [2024-11-08 17:31:35,732 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-08 17:31:35,740 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5689 conditions, 3545 events. 1503/3545 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 173. Compared 24998 event pairs, 858 based on Foata normal form. 0/2912 useless extension candidates. Maximal degree in co-relation 5639. Up to 1663 conditions per place. [2024-11-08 17:31:35,756 INFO L140 encePairwiseOnDemand]: 443/445 looper letters, 26 selfloop transitions, 1 changer transitions 0/318 dead transitions. [2024-11-08 17:31:35,757 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 319 places, 318 transitions, 741 flow [2024-11-08 17:31:35,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:31:35,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:31:35,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1019 transitions. [2024-11-08 17:31:35,760 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7632958801498128 [2024-11-08 17:31:35,760 INFO L175 Difference]: Start difference. First operand has 318 places, 319 transitions, 689 flow. Second operand 3 states and 1019 transitions. [2024-11-08 17:31:35,760 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 319 places, 318 transitions, 741 flow [2024-11-08 17:31:35,765 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 314 places, 318 transitions, 711 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-08 17:31:35,769 INFO L231 Difference]: Finished difference. Result has 314 places, 318 transitions, 659 flow [2024-11-08 17:31:35,769 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=657, PETRI_DIFFERENCE_MINUEND_PLACES=312, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=318, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=317, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=659, PETRI_PLACES=314, PETRI_TRANSITIONS=318} [2024-11-08 17:31:35,770 INFO L277 CegarLoopForPetriNet]: 416 programPoint places, -102 predicate places. [2024-11-08 17:31:35,770 INFO L471 AbstractCegarLoop]: Abstraction has has 314 places, 318 transitions, 659 flow [2024-11-08 17:31:35,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 332.0) internal successors, (996), 3 states have internal predecessors, (996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:35,772 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:31:35,773 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:35,773 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-08 17:31:35,773 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-08 17:31:35,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:35,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1905786399, now seen corresponding path program 1 times [2024-11-08 17:31:35,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:35,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467153130] [2024-11-08 17:31:35,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:35,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:35,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:35,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:35,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467153130] [2024-11-08 17:31:35,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467153130] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:35,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:35,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:31:35,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231745176] [2024-11-08 17:31:35,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:35,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:31:35,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:35,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:31:35,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:31:35,851 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 328 out of 445 [2024-11-08 17:31:35,852 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 314 places, 318 transitions, 659 flow. Second operand has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:35,853 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:31:35,853 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 328 of 445 [2024-11-08 17:31:35,853 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:31:36,880 INFO L124 PetriNetUnfolderBase]: 1503/3544 cut-off events. [2024-11-08 17:31:36,880 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-08 17:31:36,904 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5676 conditions, 3544 events. 1503/3544 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 173. Compared 25042 event pairs, 858 based on Foata normal form. 0/2912 useless extension candidates. Maximal degree in co-relation 5587. Up to 1665 conditions per place. [2024-11-08 17:31:36,923 INFO L140 encePairwiseOnDemand]: 442/445 looper letters, 27 selfloop transitions, 2 changer transitions 0/317 dead transitions. [2024-11-08 17:31:36,923 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 315 places, 317 transitions, 715 flow [2024-11-08 17:31:36,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:31:36,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:31:36,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1012 transitions. [2024-11-08 17:31:36,927 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7580524344569288 [2024-11-08 17:31:36,927 INFO L175 Difference]: Start difference. First operand has 314 places, 318 transitions, 659 flow. Second operand 3 states and 1012 transitions. [2024-11-08 17:31:36,927 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 315 places, 317 transitions, 715 flow [2024-11-08 17:31:36,932 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 314 places, 317 transitions, 714 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 17:31:36,937 INFO L231 Difference]: Finished difference. Result has 314 places, 317 transitions, 660 flow [2024-11-08 17:31:36,937 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=656, PETRI_DIFFERENCE_MINUEND_PLACES=312, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=317, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=315, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=660, PETRI_PLACES=314, PETRI_TRANSITIONS=317} [2024-11-08 17:31:36,939 INFO L277 CegarLoopForPetriNet]: 416 programPoint places, -102 predicate places. [2024-11-08 17:31:36,940 INFO L471 AbstractCegarLoop]: Abstraction has has 314 places, 317 transitions, 660 flow [2024-11-08 17:31:36,941 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:36,941 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:31:36,941 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:36,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-08 17:31:36,941 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-08 17:31:36,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:36,942 INFO L85 PathProgramCache]: Analyzing trace with hash -828737089, now seen corresponding path program 1 times [2024-11-08 17:31:36,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:36,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716039955] [2024-11-08 17:31:36,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:36,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:36,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:37,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:37,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:37,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716039955] [2024-11-08 17:31:37,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716039955] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:37,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:37,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:31:37,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457388662] [2024-11-08 17:31:37,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:37,026 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:31:37,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:37,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:31:37,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:31:37,044 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 328 out of 445 [2024-11-08 17:31:37,046 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 314 places, 317 transitions, 660 flow. Second operand has 3 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) [2024-11-08 17:31:37,046 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:31:37,046 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 328 of 445 [2024-11-08 17:31:37,046 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:31:38,141 INFO L124 PetriNetUnfolderBase]: 1503/3542 cut-off events. [2024-11-08 17:31:38,142 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-08 17:31:38,154 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5676 conditions, 3542 events. 1503/3542 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 173. Compared 25047 event pairs, 858 based on Foata normal form. 0/2912 useless extension candidates. Maximal degree in co-relation 5587. Up to 1665 conditions per place. [2024-11-08 17:31:38,172 INFO L140 encePairwiseOnDemand]: 442/445 looper letters, 28 selfloop transitions, 1 changer transitions 0/315 dead transitions. [2024-11-08 17:31:38,172 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 315 transitions, 714 flow [2024-11-08 17:31:38,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:31:38,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:31:38,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1013 transitions. [2024-11-08 17:31:38,176 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7588014981273409 [2024-11-08 17:31:38,176 INFO L175 Difference]: Start difference. First operand has 314 places, 317 transitions, 660 flow. Second operand 3 states and 1013 transitions. [2024-11-08 17:31:38,176 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 315 transitions, 714 flow [2024-11-08 17:31:38,180 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 312 places, 315 transitions, 710 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:31:38,185 INFO L231 Difference]: Finished difference. Result has 312 places, 315 transitions, 654 flow [2024-11-08 17:31:38,186 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=652, PETRI_DIFFERENCE_MINUEND_PLACES=310, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=315, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=314, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=654, PETRI_PLACES=312, PETRI_TRANSITIONS=315} [2024-11-08 17:31:38,187 INFO L277 CegarLoopForPetriNet]: 416 programPoint places, -104 predicate places. [2024-11-08 17:31:38,187 INFO L471 AbstractCegarLoop]: Abstraction has has 312 places, 315 transitions, 654 flow [2024-11-08 17:31:38,188 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 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) [2024-11-08 17:31:38,188 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:31:38,188 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:38,189 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-08 17:31:38,189 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-08 17:31:38,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:38,190 INFO L85 PathProgramCache]: Analyzing trace with hash 754011489, now seen corresponding path program 1 times [2024-11-08 17:31:38,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:38,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138323347] [2024-11-08 17:31:38,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:38,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:38,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:38,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:38,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:38,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138323347] [2024-11-08 17:31:38,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138323347] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:38,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:38,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:31:38,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741820466] [2024-11-08 17:31:38,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:38,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:31:38,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:38,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:31:38,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:31:38,291 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 328 out of 445 [2024-11-08 17:31:38,293 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 312 places, 315 transitions, 654 flow. Second operand has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:38,293 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:31:38,294 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 328 of 445 [2024-11-08 17:31:38,294 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:31:39,421 INFO L124 PetriNetUnfolderBase]: 1503/3541 cut-off events. [2024-11-08 17:31:39,422 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-08 17:31:39,446 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5674 conditions, 3541 events. 1503/3541 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 173. Compared 25013 event pairs, 858 based on Foata normal form. 0/2912 useless extension candidates. Maximal degree in co-relation 5585. Up to 1665 conditions per place. [2024-11-08 17:31:39,463 INFO L140 encePairwiseOnDemand]: 442/445 looper letters, 27 selfloop transitions, 2 changer transitions 0/314 dead transitions. [2024-11-08 17:31:39,463 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 314 transitions, 710 flow [2024-11-08 17:31:39,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:31:39,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:31:39,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1012 transitions. [2024-11-08 17:31:39,467 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7580524344569288 [2024-11-08 17:31:39,468 INFO L175 Difference]: Start difference. First operand has 312 places, 315 transitions, 654 flow. Second operand 3 states and 1012 transitions. [2024-11-08 17:31:39,468 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 314 transitions, 710 flow [2024-11-08 17:31:39,472 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 312 places, 314 transitions, 709 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 17:31:39,477 INFO L231 Difference]: Finished difference. Result has 312 places, 314 transitions, 655 flow [2024-11-08 17:31:39,477 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=651, PETRI_DIFFERENCE_MINUEND_PLACES=310, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=314, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=312, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=655, PETRI_PLACES=312, PETRI_TRANSITIONS=314} [2024-11-08 17:31:39,478 INFO L277 CegarLoopForPetriNet]: 416 programPoint places, -104 predicate places. [2024-11-08 17:31:39,478 INFO L471 AbstractCegarLoop]: Abstraction has has 312 places, 314 transitions, 655 flow [2024-11-08 17:31:39,479 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:39,480 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:31:39,480 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:39,480 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-08 17:31:39,480 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-11-08 17:31:39,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:31:39,481 INFO L85 PathProgramCache]: Analyzing trace with hash -43156395, now seen corresponding path program 1 times [2024-11-08 17:31:39,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:31:39,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778787739] [2024-11-08 17:31:39,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:31:39,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:31:39,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:31:39,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:31:39,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:31:39,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778787739] [2024-11-08 17:31:39,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778787739] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:31:39,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:31:39,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:31:39,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197714351] [2024-11-08 17:31:39,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:31:39,608 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:31:39,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:31:39,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:31:39,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:31:39,613 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 332 out of 445 [2024-11-08 17:31:39,615 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 312 places, 314 transitions, 655 flow. Second operand has 3 states, 3 states have (on average 336.6666666666667) internal successors, (1010), 3 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:39,615 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:31:39,615 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 332 of 445 [2024-11-08 17:31:39,616 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:31:40,669 INFO L124 PetriNetUnfolderBase]: 1503/3537 cut-off events. [2024-11-08 17:31:40,670 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-08 17:31:40,694 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5671 conditions, 3537 events. 1503/3537 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 173. Compared 24913 event pairs, 858 based on Foata normal form. 4/2912 useless extension candidates. Maximal degree in co-relation 5583. Up to 1662 conditions per place. [2024-11-08 17:31:40,697 INFO L140 encePairwiseOnDemand]: 443/445 looper letters, 0 selfloop transitions, 0 changer transitions 313/313 dead transitions. [2024-11-08 17:31:40,697 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 313 transitions, 703 flow [2024-11-08 17:31:40,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:31:40,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:31:40,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1020 transitions. [2024-11-08 17:31:40,701 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7640449438202247 [2024-11-08 17:31:40,701 INFO L175 Difference]: Start difference. First operand has 312 places, 314 transitions, 655 flow. Second operand 3 states and 1020 transitions. [2024-11-08 17:31:40,701 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 313 transitions, 703 flow [2024-11-08 17:31:40,706 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 311 places, 313 transitions, 699 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:31:40,709 INFO L231 Difference]: Finished difference. Result has 311 places, 0 transitions, 0 flow [2024-11-08 17:31:40,709 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=649, PETRI_DIFFERENCE_MINUEND_PLACES=309, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=313, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=313, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=311, PETRI_TRANSITIONS=0} [2024-11-08 17:31:40,710 INFO L277 CegarLoopForPetriNet]: 416 programPoint places, -105 predicate places. [2024-11-08 17:31:40,710 INFO L471 AbstractCegarLoop]: Abstraction has has 311 places, 0 transitions, 0 flow [2024-11-08 17:31:40,711 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 336.6666666666667) internal successors, (1010), 3 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:31:40,715 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (181 of 182 remaining) [2024-11-08 17:31:40,716 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (180 of 182 remaining) [2024-11-08 17:31:40,716 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (179 of 182 remaining) [2024-11-08 17:31:40,716 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (178 of 182 remaining) [2024-11-08 17:31:40,717 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (177 of 182 remaining) [2024-11-08 17:31:40,717 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (176 of 182 remaining) [2024-11-08 17:31:40,717 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (175 of 182 remaining) [2024-11-08 17:31:40,717 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (174 of 182 remaining) [2024-11-08 17:31:40,717 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (173 of 182 remaining) [2024-11-08 17:31:40,718 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (172 of 182 remaining) [2024-11-08 17:31:40,718 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (171 of 182 remaining) [2024-11-08 17:31:40,718 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (170 of 182 remaining) [2024-11-08 17:31:40,718 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (169 of 182 remaining) [2024-11-08 17:31:40,718 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (168 of 182 remaining) [2024-11-08 17:31:40,719 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (167 of 182 remaining) [2024-11-08 17:31:40,719 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (166 of 182 remaining) [2024-11-08 17:31:40,719 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (165 of 182 remaining) [2024-11-08 17:31:40,719 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (164 of 182 remaining) [2024-11-08 17:31:40,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (163 of 182 remaining) [2024-11-08 17:31:40,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (162 of 182 remaining) [2024-11-08 17:31:40,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (161 of 182 remaining) [2024-11-08 17:31:40,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (160 of 182 remaining) [2024-11-08 17:31:40,720 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (159 of 182 remaining) [2024-11-08 17:31:40,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (158 of 182 remaining) [2024-11-08 17:31:40,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (157 of 182 remaining) [2024-11-08 17:31:40,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (156 of 182 remaining) [2024-11-08 17:31:40,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (155 of 182 remaining) [2024-11-08 17:31:40,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (154 of 182 remaining) [2024-11-08 17:31:40,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (153 of 182 remaining) [2024-11-08 17:31:40,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (152 of 182 remaining) [2024-11-08 17:31:40,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (151 of 182 remaining) [2024-11-08 17:31:40,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (150 of 182 remaining) [2024-11-08 17:31:40,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (149 of 182 remaining) [2024-11-08 17:31:40,723 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (148 of 182 remaining) [2024-11-08 17:31:40,723 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (147 of 182 remaining) [2024-11-08 17:31:40,723 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (146 of 182 remaining) [2024-11-08 17:31:40,723 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (145 of 182 remaining) [2024-11-08 17:31:40,724 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (144 of 182 remaining) [2024-11-08 17:31:40,724 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (143 of 182 remaining) [2024-11-08 17:31:40,724 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (142 of 182 remaining) [2024-11-08 17:31:40,724 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (141 of 182 remaining) [2024-11-08 17:31:40,724 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (140 of 182 remaining) [2024-11-08 17:31:40,725 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (139 of 182 remaining) [2024-11-08 17:31:40,725 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (138 of 182 remaining) [2024-11-08 17:31:40,725 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (137 of 182 remaining) [2024-11-08 17:31:40,725 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (136 of 182 remaining) [2024-11-08 17:31:40,726 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (135 of 182 remaining) [2024-11-08 17:31:40,726 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (134 of 182 remaining) [2024-11-08 17:31:40,726 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (133 of 182 remaining) [2024-11-08 17:31:40,726 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (132 of 182 remaining) [2024-11-08 17:31:40,727 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (131 of 182 remaining) [2024-11-08 17:31:40,727 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (130 of 182 remaining) [2024-11-08 17:31:40,727 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (129 of 182 remaining) [2024-11-08 17:31:40,727 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (128 of 182 remaining) [2024-11-08 17:31:40,727 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (127 of 182 remaining) [2024-11-08 17:31:40,728 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (126 of 182 remaining) [2024-11-08 17:31:40,728 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (125 of 182 remaining) [2024-11-08 17:31:40,728 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (124 of 182 remaining) [2024-11-08 17:31:40,728 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (123 of 182 remaining) [2024-11-08 17:31:40,728 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (122 of 182 remaining) [2024-11-08 17:31:40,731 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (121 of 182 remaining) [2024-11-08 17:31:40,731 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (120 of 182 remaining) [2024-11-08 17:31:40,731 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (119 of 182 remaining) [2024-11-08 17:31:40,732 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (118 of 182 remaining) [2024-11-08 17:31:40,732 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (117 of 182 remaining) [2024-11-08 17:31:40,732 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (116 of 182 remaining) [2024-11-08 17:31:40,732 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (115 of 182 remaining) [2024-11-08 17:31:40,732 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (114 of 182 remaining) [2024-11-08 17:31:40,732 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (113 of 182 remaining) [2024-11-08 17:31:40,733 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (112 of 182 remaining) [2024-11-08 17:31:40,733 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (111 of 182 remaining) [2024-11-08 17:31:40,733 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (110 of 182 remaining) [2024-11-08 17:31:40,733 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (109 of 182 remaining) [2024-11-08 17:31:40,733 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (108 of 182 remaining) [2024-11-08 17:31:40,733 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (107 of 182 remaining) [2024-11-08 17:31:40,733 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (106 of 182 remaining) [2024-11-08 17:31:40,734 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (105 of 182 remaining) [2024-11-08 17:31:40,734 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (104 of 182 remaining) [2024-11-08 17:31:40,734 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (103 of 182 remaining) [2024-11-08 17:31:40,734 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (102 of 182 remaining) [2024-11-08 17:31:40,734 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (101 of 182 remaining) [2024-11-08 17:31:40,735 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (100 of 182 remaining) [2024-11-08 17:31:40,735 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (99 of 182 remaining) [2024-11-08 17:31:40,735 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (98 of 182 remaining) [2024-11-08 17:31:40,735 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (97 of 182 remaining) [2024-11-08 17:31:40,736 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (96 of 182 remaining) [2024-11-08 17:31:40,736 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (95 of 182 remaining) [2024-11-08 17:31:40,736 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (94 of 182 remaining) [2024-11-08 17:31:40,736 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (93 of 182 remaining) [2024-11-08 17:31:40,736 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (92 of 182 remaining) [2024-11-08 17:31:40,737 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (91 of 182 remaining) [2024-11-08 17:31:40,737 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (90 of 182 remaining) [2024-11-08 17:31:40,737 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (89 of 182 remaining) [2024-11-08 17:31:40,737 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (88 of 182 remaining) [2024-11-08 17:31:40,737 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (87 of 182 remaining) [2024-11-08 17:31:40,738 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (86 of 182 remaining) [2024-11-08 17:31:40,738 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (85 of 182 remaining) [2024-11-08 17:31:40,738 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (84 of 182 remaining) [2024-11-08 17:31:40,738 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (83 of 182 remaining) [2024-11-08 17:31:40,738 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (82 of 182 remaining) [2024-11-08 17:31:40,739 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (81 of 182 remaining) [2024-11-08 17:31:40,739 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (80 of 182 remaining) [2024-11-08 17:31:40,739 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (79 of 182 remaining) [2024-11-08 17:31:40,739 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (78 of 182 remaining) [2024-11-08 17:31:40,739 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (77 of 182 remaining) [2024-11-08 17:31:40,740 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (76 of 182 remaining) [2024-11-08 17:31:40,740 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (75 of 182 remaining) [2024-11-08 17:31:40,740 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (74 of 182 remaining) [2024-11-08 17:31:40,740 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (73 of 182 remaining) [2024-11-08 17:31:40,740 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (72 of 182 remaining) [2024-11-08 17:31:40,741 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (71 of 182 remaining) [2024-11-08 17:31:40,741 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (70 of 182 remaining) [2024-11-08 17:31:40,741 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (69 of 182 remaining) [2024-11-08 17:31:40,741 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (68 of 182 remaining) [2024-11-08 17:31:40,741 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (67 of 182 remaining) [2024-11-08 17:31:40,742 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (66 of 182 remaining) [2024-11-08 17:31:40,742 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (65 of 182 remaining) [2024-11-08 17:31:40,742 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (64 of 182 remaining) [2024-11-08 17:31:40,742 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (63 of 182 remaining) [2024-11-08 17:31:40,742 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (62 of 182 remaining) [2024-11-08 17:31:40,742 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (61 of 182 remaining) [2024-11-08 17:31:40,743 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (60 of 182 remaining) [2024-11-08 17:31:40,743 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (59 of 182 remaining) [2024-11-08 17:31:40,743 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (58 of 182 remaining) [2024-11-08 17:31:40,743 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (57 of 182 remaining) [2024-11-08 17:31:40,743 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (56 of 182 remaining) [2024-11-08 17:31:40,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (55 of 182 remaining) [2024-11-08 17:31:40,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (54 of 182 remaining) [2024-11-08 17:31:40,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (53 of 182 remaining) [2024-11-08 17:31:40,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (52 of 182 remaining) [2024-11-08 17:31:40,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (51 of 182 remaining) [2024-11-08 17:31:40,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (50 of 182 remaining) [2024-11-08 17:31:40,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (49 of 182 remaining) [2024-11-08 17:31:40,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (48 of 182 remaining) [2024-11-08 17:31:40,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (47 of 182 remaining) [2024-11-08 17:31:40,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (46 of 182 remaining) [2024-11-08 17:31:40,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (45 of 182 remaining) [2024-11-08 17:31:40,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (44 of 182 remaining) [2024-11-08 17:31:40,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (43 of 182 remaining) [2024-11-08 17:31:40,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (42 of 182 remaining) [2024-11-08 17:31:40,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (41 of 182 remaining) [2024-11-08 17:31:40,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (40 of 182 remaining) [2024-11-08 17:31:40,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (39 of 182 remaining) [2024-11-08 17:31:40,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (38 of 182 remaining) [2024-11-08 17:31:40,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (37 of 182 remaining) [2024-11-08 17:31:40,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (36 of 182 remaining) [2024-11-08 17:31:40,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (35 of 182 remaining) [2024-11-08 17:31:40,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (34 of 182 remaining) [2024-11-08 17:31:40,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (33 of 182 remaining) [2024-11-08 17:31:40,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (32 of 182 remaining) [2024-11-08 17:31:40,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (31 of 182 remaining) [2024-11-08 17:31:40,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (30 of 182 remaining) [2024-11-08 17:31:40,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (29 of 182 remaining) [2024-11-08 17:31:40,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (28 of 182 remaining) [2024-11-08 17:31:40,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (27 of 182 remaining) [2024-11-08 17:31:40,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (26 of 182 remaining) [2024-11-08 17:31:40,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (25 of 182 remaining) [2024-11-08 17:31:40,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (24 of 182 remaining) [2024-11-08 17:31:40,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (23 of 182 remaining) [2024-11-08 17:31:40,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (22 of 182 remaining) [2024-11-08 17:31:40,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (21 of 182 remaining) [2024-11-08 17:31:40,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (20 of 182 remaining) [2024-11-08 17:31:40,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (19 of 182 remaining) [2024-11-08 17:31:40,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (18 of 182 remaining) [2024-11-08 17:31:40,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (17 of 182 remaining) [2024-11-08 17:31:40,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (16 of 182 remaining) [2024-11-08 17:31:40,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (15 of 182 remaining) [2024-11-08 17:31:40,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (14 of 182 remaining) [2024-11-08 17:31:40,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (13 of 182 remaining) [2024-11-08 17:31:40,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (12 of 182 remaining) [2024-11-08 17:31:40,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (11 of 182 remaining) [2024-11-08 17:31:40,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (10 of 182 remaining) [2024-11-08 17:31:40,775 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (9 of 182 remaining) [2024-11-08 17:31:40,775 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (8 of 182 remaining) [2024-11-08 17:31:40,775 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (7 of 182 remaining) [2024-11-08 17:31:40,775 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (6 of 182 remaining) [2024-11-08 17:31:40,775 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (5 of 182 remaining) [2024-11-08 17:31:40,776 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (4 of 182 remaining) [2024-11-08 17:31:40,776 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (3 of 182 remaining) [2024-11-08 17:31:40,776 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (2 of 182 remaining) [2024-11-08 17:31:40,776 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (1 of 182 remaining) [2024-11-08 17:31:40,776 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (0 of 182 remaining) [2024-11-08 17:31:40,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-08 17:31:40,777 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:31:40,788 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-08 17:31:40,788 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 17:31:40,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:31:40 BasicIcfg [2024-11-08 17:31:40,799 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 17:31:40,799 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 17:31:40,800 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 17:31:40,800 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 17:31:40,800 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:31:18" (3/4) ... [2024-11-08 17:31:40,803 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 17:31:40,807 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-08 17:31:40,808 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-08 17:31:40,808 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-08 17:31:40,808 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2024-11-08 17:31:40,822 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2024-11-08 17:31:40,822 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 17:31:40,823 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 17:31:40,823 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 17:31:40,988 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9db5553-4bec-47df-b8ea-5af76a8f5c50/bin/uautomizer-verify-jihMAELWvX/witness.graphml [2024-11-08 17:31:40,992 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9db5553-4bec-47df-b8ea-5af76a8f5c50/bin/uautomizer-verify-jihMAELWvX/witness.yml [2024-11-08 17:31:40,992 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 17:31:40,993 INFO L158 Benchmark]: Toolchain (without parser) took 25473.60ms. Allocated memory was 125.8MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 62.9MB in the beginning and 1.6GB in the end (delta: -1.6GB). Peak memory consumption was 105.5MB. Max. memory is 16.1GB. [2024-11-08 17:31:40,993 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 125.8MB. Free memory was 99.6MB in the beginning and 99.5MB in the end (delta: 133.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:31:40,994 INFO L158 Benchmark]: CACSL2BoogieTranslator took 532.82ms. Allocated memory was 125.8MB in the beginning and 176.2MB in the end (delta: 50.3MB). Free memory was 62.7MB in the beginning and 132.7MB in the end (delta: -70.0MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2024-11-08 17:31:40,995 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.89ms. Allocated memory is still 176.2MB. Free memory was 132.7MB in the beginning and 128.2MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:31:40,996 INFO L158 Benchmark]: Boogie Preprocessor took 67.79ms. Allocated memory is still 176.2MB. Free memory was 128.2MB in the beginning and 124.3MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:31:40,996 INFO L158 Benchmark]: RCFGBuilder took 2771.43ms. Allocated memory is still 176.2MB. Free memory was 124.3MB in the beginning and 112.7MB in the end (delta: 11.6MB). Peak memory consumption was 67.8MB. Max. memory is 16.1GB. [2024-11-08 17:31:40,997 INFO L158 Benchmark]: TraceAbstraction took 21815.20ms. Allocated memory was 176.2MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 111.7MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-08 17:31:40,997 INFO L158 Benchmark]: Witness Printer took 192.64ms. Allocated memory is still 1.8GB. Free memory was 1.6GB in the beginning and 1.6GB in the end (delta: 8.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 17:31:41,000 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 125.8MB. Free memory was 99.6MB in the beginning and 99.5MB in the end (delta: 133.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 532.82ms. Allocated memory was 125.8MB in the beginning and 176.2MB in the end (delta: 50.3MB). Free memory was 62.7MB in the beginning and 132.7MB in the end (delta: -70.0MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.89ms. Allocated memory is still 176.2MB. Free memory was 132.7MB in the beginning and 128.2MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.79ms. Allocated memory is still 176.2MB. Free memory was 128.2MB in the beginning and 124.3MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2771.43ms. Allocated memory is still 176.2MB. Free memory was 124.3MB in the beginning and 112.7MB in the end (delta: 11.6MB). Peak memory consumption was 67.8MB. Max. memory is 16.1GB. * TraceAbstraction took 21815.20ms. Allocated memory was 176.2MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 111.7MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * Witness Printer took 192.64ms. Allocated memory is still 1.8GB. Free memory was 1.6GB in the beginning and 1.6GB in the end (delta: 8.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 166]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 166]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 166]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 142]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 154]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 545 locations, 182 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 21.5s, OverallIterations: 17, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 18.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.4s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 416 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 218 mSDsluCounter, 54 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 70 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1174 IncrementalHoareTripleChecker+Invalid, 1244 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 70 mSolverCounterUnsat, 54 mSDtfsCounter, 1174 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=872occurred in iteration=0, InterpolantAutomatonStates: 54, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 1647 NumberOfCodeBlocks, 1647 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1630 ConstructedInterpolants, 0 QuantifiedInterpolants, 1777 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 99 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-08 17:31:41,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9db5553-4bec-47df-b8ea-5af76a8f5c50/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE