./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c794dfc2-4b6e-41f7-9147-4e2d3fa2fccd/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c794dfc2-4b6e-41f7-9147-4e2d3fa2fccd/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c794dfc2-4b6e-41f7-9147-4e2d3fa2fccd/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c794dfc2-4b6e-41f7-9147-4e2d3fa2fccd/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c794dfc2-4b6e-41f7-9147-4e2d3fa2fccd/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c794dfc2-4b6e-41f7-9147-4e2d3fa2fccd/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 12:51:56,166 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 12:51:56,260 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c794dfc2-4b6e-41f7-9147-4e2d3fa2fccd/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-13 12:51:56,272 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 12:51:56,272 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 12:51:56,314 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 12:51:56,314 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 12:51:56,316 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 12:51:56,317 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 12:51:56,317 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 12:51:56,317 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 12:51:56,318 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 12:51:56,318 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 12:51:56,318 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 12:51:56,320 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 12:51:56,320 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 12:51:56,320 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 12:51:56,320 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 12:51:56,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 12:51:56,320 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 12:51:56,320 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 12:51:56,321 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 12:51:56,321 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-13 12:51:56,321 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 12:51:56,321 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 12:51:56,321 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 12:51:56,321 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 12:51:56,321 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 12:51:56,322 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 12:51:56,322 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 12:51:56,322 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 12:51:56,322 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 12:51:56,322 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 12:51:56,322 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 12:51:56,322 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 12:51:56,322 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 12:51:56,322 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 12:51:56,323 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 12:51:56,323 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 12:51:56,323 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 12:51:56,323 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 12:51:56,323 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c794dfc2-4b6e-41f7-9147-4e2d3fa2fccd/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 [2024-11-13 12:51:56,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 12:51:56,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 12:51:56,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 12:51:56,680 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 12:51:56,680 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 12:51:56,681 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c794dfc2-4b6e-41f7-9147-4e2d3fa2fccd/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c Unable to find full path for "g++" [2024-11-13 12:51:58,530 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 12:51:58,883 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 12:51:58,883 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c794dfc2-4b6e-41f7-9147-4e2d3fa2fccd/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2024-11-13 12:51:58,896 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c794dfc2-4b6e-41f7-9147-4e2d3fa2fccd/bin/uautomizer-verify-qhAvR1uOyd/data/1e43cca5f/f24af2d6667d4f4d9f5c75ac799edf6f/FLAG4960dda8f [2024-11-13 12:51:58,909 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c794dfc2-4b6e-41f7-9147-4e2d3fa2fccd/bin/uautomizer-verify-qhAvR1uOyd/data/1e43cca5f/f24af2d6667d4f4d9f5c75ac799edf6f [2024-11-13 12:51:58,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 12:51:58,912 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 12:51:58,913 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 12:51:58,913 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 12:51:58,917 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 12:51:58,918 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:51:58" (1/1) ... [2024-11-13 12:51:58,919 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cb06366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:51:58, skipping insertion in model container [2024-11-13 12:51:58,919 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:51:58" (1/1) ... [2024-11-13 12:51:58,937 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 12:51:59,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:51:59,145 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 12:51:59,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:51:59,202 INFO L204 MainTranslator]: Completed translation [2024-11-13 12:51:59,203 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:51:59 WrapperNode [2024-11-13 12:51:59,203 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 12:51:59,204 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 12:51:59,204 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 12:51:59,204 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 12:51:59,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:51:59" (1/1) ... [2024-11-13 12:51:59,231 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:51:59" (1/1) ... [2024-11-13 12:51:59,300 INFO L138 Inliner]: procedures = 28, calls = 59, calls flagged for inlining = 23, calls inlined = 33, statements flattened = 631 [2024-11-13 12:51:59,301 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 12:51:59,301 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 12:51:59,301 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 12:51:59,302 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 12:51:59,316 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:51:59" (1/1) ... [2024-11-13 12:51:59,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:51:59" (1/1) ... [2024-11-13 12:51:59,325 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:51:59" (1/1) ... [2024-11-13 12:51:59,325 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:51:59" (1/1) ... [2024-11-13 12:51:59,360 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:51:59" (1/1) ... [2024-11-13 12:51:59,369 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:51:59" (1/1) ... [2024-11-13 12:51:59,376 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:51:59" (1/1) ... [2024-11-13 12:51:59,381 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:51:59" (1/1) ... [2024-11-13 12:51:59,388 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 12:51:59,389 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 12:51:59,389 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 12:51:59,389 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 12:51:59,393 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:51:59" (1/1) ... [2024-11-13 12:51:59,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 12:51:59,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c794dfc2-4b6e-41f7-9147-4e2d3fa2fccd/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:51:59,426 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c794dfc2-4b6e-41f7-9147-4e2d3fa2fccd/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 12:51:59,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c794dfc2-4b6e-41f7-9147-4e2d3fa2fccd/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 12:51:59,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 12:51:59,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 12:51:59,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 12:51:59,455 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 12:51:59,455 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 12:51:59,455 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 12:51:59,455 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 12:51:59,455 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 12:51:59,455 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 12:51:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-13 12:51:59,456 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-13 12:51:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 12:51:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-11-13 12:51:59,456 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-11-13 12:51:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-11-13 12:51:59,456 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-11-13 12:51:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 12:51:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 12:51:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 12:51:59,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 12:51:59,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 12:51:59,458 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 12:51:59,639 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 12:51:59,641 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 12:52:00,743 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 12:52:00,743 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 12:52:01,407 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 12:52:01,408 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-13 12:52:01,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:52:01 BoogieIcfgContainer [2024-11-13 12:52:01,408 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 12:52:01,411 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 12:52:01,411 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 12:52:01,415 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 12:52:01,416 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 12:51:58" (1/3) ... [2024-11-13 12:52:01,416 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c6a1daf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:52:01, skipping insertion in model container [2024-11-13 12:52:01,417 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:51:59" (2/3) ... [2024-11-13 12:52:01,417 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c6a1daf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:52:01, skipping insertion in model container [2024-11-13 12:52:01,417 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:52:01" (3/3) ... [2024-11-13 12:52:01,418 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-2.wvr.c [2024-11-13 12:52:01,436 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 12:52:01,438 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG parallel-parallel-sum-2.wvr.c that has 7 procedures, 453 locations, 1 initial locations, 5 loop locations, and 83 error locations. [2024-11-13 12:52:01,438 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 12:52:01,648 INFO L143 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-11-13 12:52:01,708 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 513 places, 522 transitions, 1110 flow [2024-11-13 12:52:01,974 INFO L124 PetriNetUnfolderBase]: 26/472 cut-off events. [2024-11-13 12:52:01,976 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-13 12:52:01,991 INFO L83 FinitePrefix]: Finished finitePrefix Result has 501 conditions, 472 events. 26/472 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 791 event pairs, 0 based on Foata normal form. 0/363 useless extension candidates. Maximal degree in co-relation 414. Up to 3 conditions per place. [2024-11-13 12:52:01,991 INFO L82 GeneralOperation]: Start removeDead. Operand has 513 places, 522 transitions, 1110 flow [2024-11-13 12:52:02,005 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 449 places, 455 transitions, 958 flow [2024-11-13 12:52:02,016 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 12:52:02,033 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;@2446edc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:52:02,035 INFO L334 AbstractCegarLoop]: Starting to check reachability of 147 error locations. [2024-11-13 12:52:02,042 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 12:52:02,042 INFO L124 PetriNetUnfolderBase]: 0/29 cut-off events. [2024-11-13 12:52:02,043 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 12:52:02,043 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:02,043 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] [2024-11-13 12:52:02,044 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:02,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:02,048 INFO L85 PathProgramCache]: Analyzing trace with hash -112573750, now seen corresponding path program 1 times [2024-11-13 12:52:02,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:02,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555920104] [2024-11-13 12:52:02,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:02,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:02,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:02,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:02,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:02,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555920104] [2024-11-13 12:52:02,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555920104] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:02,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:02,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:02,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400136815] [2024-11-13 12:52:02,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:02,243 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:02,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:02,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:02,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:02,319 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 409 out of 526 [2024-11-13 12:52:02,324 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 449 places, 455 transitions, 958 flow. Second operand has 3 states, 3 states have (on average 410.3333333333333) internal successors, (1231), 3 states have internal predecessors, (1231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:02,324 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:02,324 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 409 of 526 [2024-11-13 12:52:02,330 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:03,713 INFO L124 PetriNetUnfolderBase]: 1326/4038 cut-off events. [2024-11-13 12:52:03,714 INFO L125 PetriNetUnfolderBase]: For 1074/1074 co-relation queries the response was YES. [2024-11-13 12:52:03,733 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6640 conditions, 4038 events. 1326/4038 cut-off events. For 1074/1074 co-relation queries the response was YES. Maximal size of possible extension queue 141. Compared 30178 event pairs, 558 based on Foata normal form. 585/3860 useless extension candidates. Maximal degree in co-relation 6159. Up to 1676 conditions per place. [2024-11-13 12:52:03,761 INFO L140 encePairwiseOnDemand]: 462/526 looper letters, 31 selfloop transitions, 2 changer transitions 4/393 dead transitions. [2024-11-13 12:52:03,762 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 400 places, 393 transitions, 900 flow [2024-11-13 12:52:03,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:03,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:03,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1322 transitions. [2024-11-13 12:52:03,788 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8377693282636248 [2024-11-13 12:52:03,795 INFO L175 Difference]: Start difference. First operand has 449 places, 455 transitions, 958 flow. Second operand 3 states and 1322 transitions. [2024-11-13 12:52:03,795 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 400 places, 393 transitions, 900 flow [2024-11-13 12:52:03,813 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 388 places, 393 transitions, 868 flow, removed 0 selfloop flow, removed 12 redundant places. [2024-11-13 12:52:03,827 INFO L231 Difference]: Finished difference. Result has 388 places, 389 transitions, 798 flow [2024-11-13 12:52:03,832 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=802, PETRI_DIFFERENCE_MINUEND_PLACES=386, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=393, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=391, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=798, PETRI_PLACES=388, PETRI_TRANSITIONS=389} [2024-11-13 12:52:03,836 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -61 predicate places. [2024-11-13 12:52:03,836 INFO L471 AbstractCegarLoop]: Abstraction has has 388 places, 389 transitions, 798 flow [2024-11-13 12:52:03,838 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 410.3333333333333) internal successors, (1231), 3 states have internal predecessors, (1231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:03,839 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:03,839 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] [2024-11-13 12:52:03,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 12:52:03,840 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:03,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:03,840 INFO L85 PathProgramCache]: Analyzing trace with hash -305293586, now seen corresponding path program 1 times [2024-11-13 12:52:03,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:03,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168387312] [2024-11-13 12:52:03,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:03,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:03,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:03,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:03,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168387312] [2024-11-13 12:52:03,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168387312] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:03,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:03,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:03,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019727546] [2024-11-13 12:52:03,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:03,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:03,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:03,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:03,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:04,012 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 409 out of 526 [2024-11-13 12:52:04,014 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 388 places, 389 transitions, 798 flow. Second operand has 3 states, 3 states have (on average 410.3333333333333) internal successors, (1231), 3 states have internal predecessors, (1231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:04,014 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:04,015 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 409 of 526 [2024-11-13 12:52:04,015 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:05,237 INFO L124 PetriNetUnfolderBase]: 1318/3932 cut-off events. [2024-11-13 12:52:05,237 INFO L125 PetriNetUnfolderBase]: For 299/299 co-relation queries the response was YES. [2024-11-13 12:52:05,249 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5757 conditions, 3932 events. 1318/3932 cut-off events. For 299/299 co-relation queries the response was YES. Maximal size of possible extension queue 143. Compared 29105 event pairs, 551 based on Foata normal form. 0/3201 useless extension candidates. Maximal degree in co-relation 5719. Up to 1665 conditions per place. [2024-11-13 12:52:05,269 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 31 selfloop transitions, 2 changer transitions 0/388 dead transitions. [2024-11-13 12:52:05,270 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 385 places, 388 transitions, 862 flow [2024-11-13 12:52:05,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:05,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:05,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1261 transitions. [2024-11-13 12:52:05,274 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7991128010139417 [2024-11-13 12:52:05,274 INFO L175 Difference]: Start difference. First operand has 388 places, 389 transitions, 798 flow. Second operand 3 states and 1261 transitions. [2024-11-13 12:52:05,274 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 385 places, 388 transitions, 862 flow [2024-11-13 12:52:05,277 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 383 places, 388 transitions, 858 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:52:05,281 INFO L231 Difference]: Finished difference. Result has 383 places, 388 transitions, 796 flow [2024-11-13 12:52:05,282 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=792, PETRI_DIFFERENCE_MINUEND_PLACES=381, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=388, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=386, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=796, PETRI_PLACES=383, PETRI_TRANSITIONS=388} [2024-11-13 12:52:05,283 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -66 predicate places. [2024-11-13 12:52:05,283 INFO L471 AbstractCegarLoop]: Abstraction has has 383 places, 388 transitions, 796 flow [2024-11-13 12:52:05,284 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 410.3333333333333) internal successors, (1231), 3 states have internal predecessors, (1231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:05,284 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:05,284 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] [2024-11-13 12:52:05,284 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 12:52:05,285 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:05,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:05,285 INFO L85 PathProgramCache]: Analyzing trace with hash -785215782, now seen corresponding path program 1 times [2024-11-13 12:52:05,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:05,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506921017] [2024-11-13 12:52:05,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:05,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:05,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:05,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:05,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:05,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506921017] [2024-11-13 12:52:05,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506921017] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:05,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:05,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:05,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334848031] [2024-11-13 12:52:05,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:05,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:05,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:05,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:05,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:05,415 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 412 out of 526 [2024-11-13 12:52:05,416 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 383 places, 388 transitions, 796 flow. Second operand has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:05,417 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:05,417 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 412 of 526 [2024-11-13 12:52:05,419 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:06,295 INFO L124 PetriNetUnfolderBase]: 1272/3790 cut-off events. [2024-11-13 12:52:06,295 INFO L125 PetriNetUnfolderBase]: For 290/290 co-relation queries the response was YES. [2024-11-13 12:52:06,307 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5545 conditions, 3790 events. 1272/3790 cut-off events. For 290/290 co-relation queries the response was YES. Maximal size of possible extension queue 141. Compared 27639 event pairs, 525 based on Foata normal form. 0/3092 useless extension candidates. Maximal degree in co-relation 5499. Up to 1599 conditions per place. [2024-11-13 12:52:06,324 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 29 selfloop transitions, 2 changer transitions 0/387 dead transitions. [2024-11-13 12:52:06,324 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 384 places, 387 transitions, 856 flow [2024-11-13 12:52:06,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:06,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:06,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1268 transitions. [2024-11-13 12:52:06,329 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8035487959442332 [2024-11-13 12:52:06,329 INFO L175 Difference]: Start difference. First operand has 383 places, 388 transitions, 796 flow. Second operand 3 states and 1268 transitions. [2024-11-13 12:52:06,329 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 384 places, 387 transitions, 856 flow [2024-11-13 12:52:06,332 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 382 places, 387 transitions, 852 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:52:06,337 INFO L231 Difference]: Finished difference. Result has 382 places, 387 transitions, 794 flow [2024-11-13 12:52:06,337 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=790, PETRI_DIFFERENCE_MINUEND_PLACES=380, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=387, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=385, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=794, PETRI_PLACES=382, PETRI_TRANSITIONS=387} [2024-11-13 12:52:06,338 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -67 predicate places. [2024-11-13 12:52:06,338 INFO L471 AbstractCegarLoop]: Abstraction has has 382 places, 387 transitions, 794 flow [2024-11-13 12:52:06,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:06,340 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:06,340 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] [2024-11-13 12:52:06,340 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 12:52:06,340 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:06,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:06,341 INFO L85 PathProgramCache]: Analyzing trace with hash 2100163790, now seen corresponding path program 1 times [2024-11-13 12:52:06,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:06,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375529716] [2024-11-13 12:52:06,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:06,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:06,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:06,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:06,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:06,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375529716] [2024-11-13 12:52:06,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375529716] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:06,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:06,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:06,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535261684] [2024-11-13 12:52:06,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:06,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:06,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:06,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:06,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:06,456 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 412 out of 526 [2024-11-13 12:52:06,458 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 382 places, 387 transitions, 794 flow. Second operand has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:06,458 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:06,458 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 412 of 526 [2024-11-13 12:52:06,458 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:07,397 INFO L124 PetriNetUnfolderBase]: 1272/3789 cut-off events. [2024-11-13 12:52:07,397 INFO L125 PetriNetUnfolderBase]: For 290/290 co-relation queries the response was YES. [2024-11-13 12:52:07,409 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5544 conditions, 3789 events. 1272/3789 cut-off events. For 290/290 co-relation queries the response was YES. Maximal size of possible extension queue 141. Compared 27637 event pairs, 525 based on Foata normal form. 0/3092 useless extension candidates. Maximal degree in co-relation 5490. Up to 1599 conditions per place. [2024-11-13 12:52:07,472 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 29 selfloop transitions, 2 changer transitions 0/386 dead transitions. [2024-11-13 12:52:07,472 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 383 places, 386 transitions, 854 flow [2024-11-13 12:52:07,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:07,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:07,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1268 transitions. [2024-11-13 12:52:07,477 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8035487959442332 [2024-11-13 12:52:07,478 INFO L175 Difference]: Start difference. First operand has 382 places, 387 transitions, 794 flow. Second operand 3 states and 1268 transitions. [2024-11-13 12:52:07,478 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 383 places, 386 transitions, 854 flow [2024-11-13 12:52:07,481 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 381 places, 386 transitions, 850 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:52:07,485 INFO L231 Difference]: Finished difference. Result has 381 places, 386 transitions, 792 flow [2024-11-13 12:52:07,486 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=788, PETRI_DIFFERENCE_MINUEND_PLACES=379, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=386, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=384, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=792, PETRI_PLACES=381, PETRI_TRANSITIONS=386} [2024-11-13 12:52:07,487 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -68 predicate places. [2024-11-13 12:52:07,488 INFO L471 AbstractCegarLoop]: Abstraction has has 381 places, 386 transitions, 792 flow [2024-11-13 12:52:07,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:07,489 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:07,489 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] [2024-11-13 12:52:07,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 12:52:07,490 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:07,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:07,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1342408636, now seen corresponding path program 1 times [2024-11-13 12:52:07,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:07,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950112555] [2024-11-13 12:52:07,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:07,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:07,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:07,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:07,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:07,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950112555] [2024-11-13 12:52:07,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950112555] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:07,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:07,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:07,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298935747] [2024-11-13 12:52:07,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:07,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:07,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:07,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:07,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:07,609 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 412 out of 526 [2024-11-13 12:52:07,611 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 381 places, 386 transitions, 792 flow. Second operand has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:07,612 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:07,612 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 412 of 526 [2024-11-13 12:52:07,613 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:08,561 INFO L124 PetriNetUnfolderBase]: 1272/3788 cut-off events. [2024-11-13 12:52:08,562 INFO L125 PetriNetUnfolderBase]: For 290/290 co-relation queries the response was YES. [2024-11-13 12:52:08,577 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5543 conditions, 3788 events. 1272/3788 cut-off events. For 290/290 co-relation queries the response was YES. Maximal size of possible extension queue 141. Compared 27619 event pairs, 525 based on Foata normal form. 0/3092 useless extension candidates. Maximal degree in co-relation 5481. Up to 1599 conditions per place. [2024-11-13 12:52:08,598 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 29 selfloop transitions, 2 changer transitions 0/385 dead transitions. [2024-11-13 12:52:08,598 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 382 places, 385 transitions, 852 flow [2024-11-13 12:52:08,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:08,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:08,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1268 transitions. [2024-11-13 12:52:08,602 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8035487959442332 [2024-11-13 12:52:08,602 INFO L175 Difference]: Start difference. First operand has 381 places, 386 transitions, 792 flow. Second operand 3 states and 1268 transitions. [2024-11-13 12:52:08,602 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 382 places, 385 transitions, 852 flow [2024-11-13 12:52:08,605 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 380 places, 385 transitions, 848 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:52:08,610 INFO L231 Difference]: Finished difference. Result has 380 places, 385 transitions, 790 flow [2024-11-13 12:52:08,611 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=786, PETRI_DIFFERENCE_MINUEND_PLACES=378, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=385, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=383, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=790, PETRI_PLACES=380, PETRI_TRANSITIONS=385} [2024-11-13 12:52:08,612 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -69 predicate places. [2024-11-13 12:52:08,612 INFO L471 AbstractCegarLoop]: Abstraction has has 380 places, 385 transitions, 790 flow [2024-11-13 12:52:08,613 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:08,613 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:08,613 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:52:08,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 12:52:08,613 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:08,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:08,614 INFO L85 PathProgramCache]: Analyzing trace with hash -1607141421, now seen corresponding path program 1 times [2024-11-13 12:52:08,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:08,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297712329] [2024-11-13 12:52:08,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:08,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:08,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:08,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:08,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:08,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297712329] [2024-11-13 12:52:08,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297712329] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:08,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:08,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:08,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651567627] [2024-11-13 12:52:08,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:08,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:08,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:08,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:08,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:08,685 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 412 out of 526 [2024-11-13 12:52:08,687 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 380 places, 385 transitions, 790 flow. Second operand has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:08,687 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:08,687 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 412 of 526 [2024-11-13 12:52:08,687 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:09,602 INFO L124 PetriNetUnfolderBase]: 1272/3787 cut-off events. [2024-11-13 12:52:09,602 INFO L125 PetriNetUnfolderBase]: For 290/290 co-relation queries the response was YES. [2024-11-13 12:52:09,617 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5542 conditions, 3787 events. 1272/3787 cut-off events. For 290/290 co-relation queries the response was YES. Maximal size of possible extension queue 141. Compared 27655 event pairs, 525 based on Foata normal form. 0/3092 useless extension candidates. Maximal degree in co-relation 5472. Up to 1599 conditions per place. [2024-11-13 12:52:09,634 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 29 selfloop transitions, 2 changer transitions 0/384 dead transitions. [2024-11-13 12:52:09,634 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 381 places, 384 transitions, 850 flow [2024-11-13 12:52:09,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:09,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:09,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1268 transitions. [2024-11-13 12:52:09,638 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8035487959442332 [2024-11-13 12:52:09,638 INFO L175 Difference]: Start difference. First operand has 380 places, 385 transitions, 790 flow. Second operand 3 states and 1268 transitions. [2024-11-13 12:52:09,638 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 381 places, 384 transitions, 850 flow [2024-11-13 12:52:09,640 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 379 places, 384 transitions, 846 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:52:09,644 INFO L231 Difference]: Finished difference. Result has 379 places, 384 transitions, 788 flow [2024-11-13 12:52:09,645 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=784, PETRI_DIFFERENCE_MINUEND_PLACES=377, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=384, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=382, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=788, PETRI_PLACES=379, PETRI_TRANSITIONS=384} [2024-11-13 12:52:09,645 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -70 predicate places. [2024-11-13 12:52:09,646 INFO L471 AbstractCegarLoop]: Abstraction has has 379 places, 384 transitions, 788 flow [2024-11-13 12:52:09,649 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:09,650 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:09,650 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:52:09,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 12:52:09,650 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:09,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:09,650 INFO L85 PathProgramCache]: Analyzing trace with hash -709535603, now seen corresponding path program 1 times [2024-11-13 12:52:09,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:09,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917368943] [2024-11-13 12:52:09,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:09,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:09,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:09,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:09,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:09,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917368943] [2024-11-13 12:52:09,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917368943] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:09,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:09,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:09,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061910070] [2024-11-13 12:52:09,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:09,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:09,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:09,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:09,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:09,791 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 406 out of 526 [2024-11-13 12:52:09,792 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 379 places, 384 transitions, 788 flow. Second operand has 3 states, 3 states have (on average 407.3333333333333) internal successors, (1222), 3 states have internal predecessors, (1222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:09,793 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:09,793 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 406 of 526 [2024-11-13 12:52:09,793 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:10,414 INFO L124 PetriNetUnfolderBase]: 1272/3786 cut-off events. [2024-11-13 12:52:10,414 INFO L125 PetriNetUnfolderBase]: For 290/290 co-relation queries the response was YES. [2024-11-13 12:52:10,428 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5547 conditions, 3786 events. 1272/3786 cut-off events. For 290/290 co-relation queries the response was YES. Maximal size of possible extension queue 141. Compared 27654 event pairs, 525 based on Foata normal form. 0/3092 useless extension candidates. Maximal degree in co-relation 5469. Up to 1605 conditions per place. [2024-11-13 12:52:10,444 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 35 selfloop transitions, 2 changer transitions 0/383 dead transitions. [2024-11-13 12:52:10,444 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 380 places, 383 transitions, 860 flow [2024-11-13 12:52:10,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:10,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:10,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1256 transitions. [2024-11-13 12:52:10,448 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7959442332065906 [2024-11-13 12:52:10,448 INFO L175 Difference]: Start difference. First operand has 379 places, 384 transitions, 788 flow. Second operand 3 states and 1256 transitions. [2024-11-13 12:52:10,448 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 380 places, 383 transitions, 860 flow [2024-11-13 12:52:10,450 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 378 places, 383 transitions, 856 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:52:10,454 INFO L231 Difference]: Finished difference. Result has 378 places, 383 transitions, 786 flow [2024-11-13 12:52:10,455 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=782, PETRI_DIFFERENCE_MINUEND_PLACES=376, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=383, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=381, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=786, PETRI_PLACES=378, PETRI_TRANSITIONS=383} [2024-11-13 12:52:10,456 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -71 predicate places. [2024-11-13 12:52:10,456 INFO L471 AbstractCegarLoop]: Abstraction has has 378 places, 383 transitions, 786 flow [2024-11-13 12:52:10,457 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 407.3333333333333) internal successors, (1222), 3 states have internal predecessors, (1222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:10,457 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:10,457 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:52:10,457 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-13 12:52:10,457 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:10,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:10,458 INFO L85 PathProgramCache]: Analyzing trace with hash -422700875, now seen corresponding path program 1 times [2024-11-13 12:52:10,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:10,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202043232] [2024-11-13 12:52:10,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:10,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:10,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:10,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:10,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:10,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202043232] [2024-11-13 12:52:10,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202043232] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:10,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:10,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:10,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885986008] [2024-11-13 12:52:10,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:10,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:10,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:10,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:10,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:10,525 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 411 out of 526 [2024-11-13 12:52:10,527 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 378 places, 383 transitions, 786 flow. Second operand has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:10,527 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:10,527 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 411 of 526 [2024-11-13 12:52:10,527 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:11,089 INFO L124 PetriNetUnfolderBase]: 1272/3785 cut-off events. [2024-11-13 12:52:11,089 INFO L125 PetriNetUnfolderBase]: For 290/290 co-relation queries the response was YES. [2024-11-13 12:52:11,097 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5541 conditions, 3785 events. 1272/3785 cut-off events. For 290/290 co-relation queries the response was YES. Maximal size of possible extension queue 141. Compared 27714 event pairs, 525 based on Foata normal form. 0/3092 useless extension candidates. Maximal degree in co-relation 5455. Up to 1600 conditions per place. [2024-11-13 12:52:11,110 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 30 selfloop transitions, 2 changer transitions 0/382 dead transitions. [2024-11-13 12:52:11,110 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 379 places, 382 transitions, 848 flow [2024-11-13 12:52:11,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:11,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:11,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1266 transitions. [2024-11-13 12:52:11,114 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8022813688212928 [2024-11-13 12:52:11,114 INFO L175 Difference]: Start difference. First operand has 378 places, 383 transitions, 786 flow. Second operand 3 states and 1266 transitions. [2024-11-13 12:52:11,114 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 379 places, 382 transitions, 848 flow [2024-11-13 12:52:11,117 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 377 places, 382 transitions, 844 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:52:11,120 INFO L231 Difference]: Finished difference. Result has 377 places, 382 transitions, 784 flow [2024-11-13 12:52:11,121 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=780, PETRI_DIFFERENCE_MINUEND_PLACES=375, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=382, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=380, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=784, PETRI_PLACES=377, PETRI_TRANSITIONS=382} [2024-11-13 12:52:11,122 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -72 predicate places. [2024-11-13 12:52:11,122 INFO L471 AbstractCegarLoop]: Abstraction has has 377 places, 382 transitions, 784 flow [2024-11-13 12:52:11,123 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:11,123 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:11,123 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] [2024-11-13 12:52:11,123 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-13 12:52:11,123 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:11,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:11,124 INFO L85 PathProgramCache]: Analyzing trace with hash 2017257695, now seen corresponding path program 1 times [2024-11-13 12:52:11,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:11,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32321301] [2024-11-13 12:52:11,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:11,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:11,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:11,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:11,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:11,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32321301] [2024-11-13 12:52:11,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32321301] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:11,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:11,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:11,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100249876] [2024-11-13 12:52:11,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:11,177 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:11,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:11,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:11,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:11,198 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 411 out of 526 [2024-11-13 12:52:11,199 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 377 places, 382 transitions, 784 flow. Second operand has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:11,200 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:11,200 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 411 of 526 [2024-11-13 12:52:11,200 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:11,777 INFO L124 PetriNetUnfolderBase]: 1272/3784 cut-off events. [2024-11-13 12:52:11,778 INFO L125 PetriNetUnfolderBase]: For 290/290 co-relation queries the response was YES. [2024-11-13 12:52:11,791 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5540 conditions, 3784 events. 1272/3784 cut-off events. For 290/290 co-relation queries the response was YES. Maximal size of possible extension queue 141. Compared 27653 event pairs, 525 based on Foata normal form. 0/3092 useless extension candidates. Maximal degree in co-relation 5446. Up to 1600 conditions per place. [2024-11-13 12:52:11,807 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 30 selfloop transitions, 2 changer transitions 0/381 dead transitions. [2024-11-13 12:52:11,807 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 378 places, 381 transitions, 846 flow [2024-11-13 12:52:11,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:11,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:11,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1266 transitions. [2024-11-13 12:52:11,811 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8022813688212928 [2024-11-13 12:52:11,811 INFO L175 Difference]: Start difference. First operand has 377 places, 382 transitions, 784 flow. Second operand 3 states and 1266 transitions. [2024-11-13 12:52:11,811 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 378 places, 381 transitions, 846 flow [2024-11-13 12:52:11,813 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 376 places, 381 transitions, 842 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:52:11,817 INFO L231 Difference]: Finished difference. Result has 376 places, 381 transitions, 782 flow [2024-11-13 12:52:11,818 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=778, PETRI_DIFFERENCE_MINUEND_PLACES=374, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=381, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=379, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=782, PETRI_PLACES=376, PETRI_TRANSITIONS=381} [2024-11-13 12:52:11,818 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -73 predicate places. [2024-11-13 12:52:11,818 INFO L471 AbstractCegarLoop]: Abstraction has has 376 places, 381 transitions, 782 flow [2024-11-13 12:52:11,819 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:11,819 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:11,820 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] [2024-11-13 12:52:11,820 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-13 12:52:11,820 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:11,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:11,820 INFO L85 PathProgramCache]: Analyzing trace with hash 1933153122, now seen corresponding path program 1 times [2024-11-13 12:52:11,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:11,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622110163] [2024-11-13 12:52:11,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:11,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:11,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:11,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:11,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:11,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622110163] [2024-11-13 12:52:11,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622110163] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:11,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:11,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:11,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444147630] [2024-11-13 12:52:11,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:11,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:11,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:11,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:11,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:11,896 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 411 out of 526 [2024-11-13 12:52:11,898 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 376 places, 381 transitions, 782 flow. Second operand has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:11,898 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:11,898 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 411 of 526 [2024-11-13 12:52:11,898 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:12,459 INFO L124 PetriNetUnfolderBase]: 1272/3783 cut-off events. [2024-11-13 12:52:12,459 INFO L125 PetriNetUnfolderBase]: For 290/290 co-relation queries the response was YES. [2024-11-13 12:52:12,466 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5539 conditions, 3783 events. 1272/3783 cut-off events. For 290/290 co-relation queries the response was YES. Maximal size of possible extension queue 141. Compared 27697 event pairs, 525 based on Foata normal form. 0/3092 useless extension candidates. Maximal degree in co-relation 5437. Up to 1600 conditions per place. [2024-11-13 12:52:12,480 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 30 selfloop transitions, 2 changer transitions 0/380 dead transitions. [2024-11-13 12:52:12,480 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 377 places, 380 transitions, 844 flow [2024-11-13 12:52:12,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:12,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:12,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1266 transitions. [2024-11-13 12:52:12,483 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8022813688212928 [2024-11-13 12:52:12,483 INFO L175 Difference]: Start difference. First operand has 376 places, 381 transitions, 782 flow. Second operand 3 states and 1266 transitions. [2024-11-13 12:52:12,483 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 377 places, 380 transitions, 844 flow [2024-11-13 12:52:12,485 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 375 places, 380 transitions, 840 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:52:12,489 INFO L231 Difference]: Finished difference. Result has 375 places, 380 transitions, 780 flow [2024-11-13 12:52:12,489 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=776, PETRI_DIFFERENCE_MINUEND_PLACES=373, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=380, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=378, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=780, PETRI_PLACES=375, PETRI_TRANSITIONS=380} [2024-11-13 12:52:12,490 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -74 predicate places. [2024-11-13 12:52:12,490 INFO L471 AbstractCegarLoop]: Abstraction has has 375 places, 380 transitions, 780 flow [2024-11-13 12:52:12,491 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:12,491 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:12,491 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] [2024-11-13 12:52:12,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-13 12:52:12,492 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:12,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:12,492 INFO L85 PathProgramCache]: Analyzing trace with hash 1053558009, now seen corresponding path program 1 times [2024-11-13 12:52:12,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:12,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103943491] [2024-11-13 12:52:12,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:12,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:12,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:12,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:12,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103943491] [2024-11-13 12:52:12,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103943491] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:12,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:12,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:12,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145529661] [2024-11-13 12:52:12,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:12,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:12,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:12,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:12,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:12,567 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 411 out of 526 [2024-11-13 12:52:12,568 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 375 places, 380 transitions, 780 flow. Second operand has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:12,568 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:12,569 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 411 of 526 [2024-11-13 12:52:12,569 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:13,107 INFO L124 PetriNetUnfolderBase]: 1272/3782 cut-off events. [2024-11-13 12:52:13,107 INFO L125 PetriNetUnfolderBase]: For 290/290 co-relation queries the response was YES. [2024-11-13 12:52:13,115 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5538 conditions, 3782 events. 1272/3782 cut-off events. For 290/290 co-relation queries the response was YES. Maximal size of possible extension queue 141. Compared 27617 event pairs, 525 based on Foata normal form. 0/3092 useless extension candidates. Maximal degree in co-relation 5428. Up to 1600 conditions per place. [2024-11-13 12:52:13,129 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 30 selfloop transitions, 2 changer transitions 0/379 dead transitions. [2024-11-13 12:52:13,129 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 376 places, 379 transitions, 842 flow [2024-11-13 12:52:13,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:13,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:13,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1266 transitions. [2024-11-13 12:52:13,132 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8022813688212928 [2024-11-13 12:52:13,132 INFO L175 Difference]: Start difference. First operand has 375 places, 380 transitions, 780 flow. Second operand 3 states and 1266 transitions. [2024-11-13 12:52:13,132 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 376 places, 379 transitions, 842 flow [2024-11-13 12:52:13,135 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 374 places, 379 transitions, 838 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:52:13,138 INFO L231 Difference]: Finished difference. Result has 374 places, 379 transitions, 778 flow [2024-11-13 12:52:13,138 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=774, PETRI_DIFFERENCE_MINUEND_PLACES=372, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=379, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=377, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=778, PETRI_PLACES=374, PETRI_TRANSITIONS=379} [2024-11-13 12:52:13,139 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -75 predicate places. [2024-11-13 12:52:13,139 INFO L471 AbstractCegarLoop]: Abstraction has has 374 places, 379 transitions, 778 flow [2024-11-13 12:52:13,140 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:13,140 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:13,140 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:52:13,140 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-13 12:52:13,141 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:13,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:13,141 INFO L85 PathProgramCache]: Analyzing trace with hash -1107527377, now seen corresponding path program 1 times [2024-11-13 12:52:13,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:13,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112686079] [2024-11-13 12:52:13,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:13,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:13,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:13,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:13,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:13,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112686079] [2024-11-13 12:52:13,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112686079] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:13,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:13,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:13,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761285386] [2024-11-13 12:52:13,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:13,250 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:13,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:13,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:13,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:13,296 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 406 out of 526 [2024-11-13 12:52:13,298 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 374 places, 379 transitions, 778 flow. Second operand has 3 states, 3 states have (on average 407.3333333333333) internal successors, (1222), 3 states have internal predecessors, (1222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:13,298 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:13,298 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 406 of 526 [2024-11-13 12:52:13,298 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:14,008 INFO L124 PetriNetUnfolderBase]: 1357/4039 cut-off events. [2024-11-13 12:52:14,008 INFO L125 PetriNetUnfolderBase]: For 305/305 co-relation queries the response was YES. [2024-11-13 12:52:14,017 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5925 conditions, 4039 events. 1357/4039 cut-off events. For 305/305 co-relation queries the response was YES. Maximal size of possible extension queue 145. Compared 30166 event pairs, 571 based on Foata normal form. 0/3313 useless extension candidates. Maximal degree in co-relation 5807. Up to 1722 conditions per place. [2024-11-13 12:52:14,036 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 33 selfloop transitions, 2 changer transitions 0/378 dead transitions. [2024-11-13 12:52:14,036 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 375 places, 378 transitions, 846 flow [2024-11-13 12:52:14,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:14,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:14,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1254 transitions. [2024-11-13 12:52:14,039 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7946768060836502 [2024-11-13 12:52:14,039 INFO L175 Difference]: Start difference. First operand has 374 places, 379 transitions, 778 flow. Second operand 3 states and 1254 transitions. [2024-11-13 12:52:14,039 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 375 places, 378 transitions, 846 flow [2024-11-13 12:52:14,042 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 373 places, 378 transitions, 842 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:52:14,047 INFO L231 Difference]: Finished difference. Result has 373 places, 378 transitions, 776 flow [2024-11-13 12:52:14,047 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=772, PETRI_DIFFERENCE_MINUEND_PLACES=371, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=378, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=376, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=776, PETRI_PLACES=373, PETRI_TRANSITIONS=378} [2024-11-13 12:52:14,048 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -76 predicate places. [2024-11-13 12:52:14,048 INFO L471 AbstractCegarLoop]: Abstraction has has 373 places, 378 transitions, 776 flow [2024-11-13 12:52:14,049 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 407.3333333333333) internal successors, (1222), 3 states have internal predecessors, (1222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:14,049 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:14,049 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] [2024-11-13 12:52:14,049 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-13 12:52:14,050 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:14,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:14,050 INFO L85 PathProgramCache]: Analyzing trace with hash 245196223, now seen corresponding path program 1 times [2024-11-13 12:52:14,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:14,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744568295] [2024-11-13 12:52:14,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:14,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:14,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:14,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:14,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:14,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744568295] [2024-11-13 12:52:14,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744568295] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:14,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:14,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:14,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162626739] [2024-11-13 12:52:14,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:14,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:14,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:14,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:14,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:14,148 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 400 out of 526 [2024-11-13 12:52:14,150 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 373 places, 378 transitions, 776 flow. Second operand has 3 states, 3 states have (on average 401.0) internal successors, (1203), 3 states have internal predecessors, (1203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:14,150 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:14,150 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 400 of 526 [2024-11-13 12:52:14,150 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:14,846 INFO L124 PetriNetUnfolderBase]: 1460/4320 cut-off events. [2024-11-13 12:52:14,846 INFO L125 PetriNetUnfolderBase]: For 329/329 co-relation queries the response was YES. [2024-11-13 12:52:14,855 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6361 conditions, 4320 events. 1460/4320 cut-off events. For 329/329 co-relation queries the response was YES. Maximal size of possible extension queue 147. Compared 32804 event pairs, 633 based on Foata normal form. 0/3557 useless extension candidates. Maximal degree in co-relation 6235. Up to 1867 conditions per place. [2024-11-13 12:52:14,865 INFO L140 encePairwiseOnDemand]: 521/526 looper letters, 34 selfloop transitions, 1 changer transitions 0/374 dead transitions. [2024-11-13 12:52:14,865 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 371 places, 374 transitions, 838 flow [2024-11-13 12:52:14,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:14,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:14,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1239 transitions. [2024-11-13 12:52:14,868 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.785171102661597 [2024-11-13 12:52:14,868 INFO L175 Difference]: Start difference. First operand has 373 places, 378 transitions, 776 flow. Second operand 3 states and 1239 transitions. [2024-11-13 12:52:14,868 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 371 places, 374 transitions, 838 flow [2024-11-13 12:52:14,870 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 374 transitions, 834 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:52:14,873 INFO L231 Difference]: Finished difference. Result has 369 places, 374 transitions, 766 flow [2024-11-13 12:52:14,873 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=764, PETRI_DIFFERENCE_MINUEND_PLACES=367, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=374, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=373, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=766, PETRI_PLACES=369, PETRI_TRANSITIONS=374} [2024-11-13 12:52:14,874 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -80 predicate places. [2024-11-13 12:52:14,874 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 374 transitions, 766 flow [2024-11-13 12:52:14,875 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 401.0) internal successors, (1203), 3 states have internal predecessors, (1203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:14,875 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:14,875 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] [2024-11-13 12:52:14,875 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-13 12:52:14,875 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:14,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:14,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1381176352, now seen corresponding path program 1 times [2024-11-13 12:52:14,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:14,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220239307] [2024-11-13 12:52:14,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:14,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:14,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:14,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:14,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220239307] [2024-11-13 12:52:14,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220239307] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:14,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:14,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:14,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479525943] [2024-11-13 12:52:14,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:14,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:14,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:14,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:14,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:14,971 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 412 out of 526 [2024-11-13 12:52:14,972 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 374 transitions, 766 flow. Second operand has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:14,973 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:14,973 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 412 of 526 [2024-11-13 12:52:14,973 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:15,589 INFO L124 PetriNetUnfolderBase]: 1272/3769 cut-off events. [2024-11-13 12:52:15,589 INFO L125 PetriNetUnfolderBase]: For 290/290 co-relation queries the response was YES. [2024-11-13 12:52:15,594 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5523 conditions, 3769 events. 1272/3769 cut-off events. For 290/290 co-relation queries the response was YES. Maximal size of possible extension queue 141. Compared 27519 event pairs, 525 based on Foata normal form. 0/3092 useless extension candidates. Maximal degree in co-relation 5397. Up to 1599 conditions per place. [2024-11-13 12:52:15,602 INFO L140 encePairwiseOnDemand]: 523/526 looper letters, 29 selfloop transitions, 2 changer transitions 0/373 dead transitions. [2024-11-13 12:52:15,602 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 370 places, 373 transitions, 826 flow [2024-11-13 12:52:15,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:15,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:15,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1268 transitions. [2024-11-13 12:52:15,605 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8035487959442332 [2024-11-13 12:52:15,605 INFO L175 Difference]: Start difference. First operand has 369 places, 374 transitions, 766 flow. Second operand 3 states and 1268 transitions. [2024-11-13 12:52:15,605 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 370 places, 373 transitions, 826 flow [2024-11-13 12:52:15,607 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 373 transitions, 825 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 12:52:15,611 INFO L231 Difference]: Finished difference. Result has 369 places, 373 transitions, 767 flow [2024-11-13 12:52:15,611 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=763, PETRI_DIFFERENCE_MINUEND_PLACES=367, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=373, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=371, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=767, PETRI_PLACES=369, PETRI_TRANSITIONS=373} [2024-11-13 12:52:15,613 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -80 predicate places. [2024-11-13 12:52:15,613 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 373 transitions, 767 flow [2024-11-13 12:52:15,614 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 413.3333333333333) internal successors, (1240), 3 states have internal predecessors, (1240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:15,614 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:15,614 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] [2024-11-13 12:52:15,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-13 12:52:15,615 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:15,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:15,615 INFO L85 PathProgramCache]: Analyzing trace with hash 473968424, now seen corresponding path program 1 times [2024-11-13 12:52:15,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:15,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664863615] [2024-11-13 12:52:15,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:15,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:16,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:16,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:16,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664863615] [2024-11-13 12:52:16,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664863615] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:16,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:16,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 12:52:16,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181573944] [2024-11-13 12:52:16,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:16,472 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 12:52:16,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:16,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 12:52:16,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-13 12:52:16,549 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 405 out of 526 [2024-11-13 12:52:16,552 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 373 transitions, 767 flow. Second operand has 6 states, 6 states have (on average 406.5) internal successors, (2439), 6 states have internal predecessors, (2439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:16,552 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:16,552 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 405 of 526 [2024-11-13 12:52:16,553 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:17,265 INFO L124 PetriNetUnfolderBase]: 1272/3768 cut-off events. [2024-11-13 12:52:17,265 INFO L125 PetriNetUnfolderBase]: For 290/290 co-relation queries the response was YES. [2024-11-13 12:52:17,280 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5532 conditions, 3768 events. 1272/3768 cut-off events. For 290/290 co-relation queries the response was YES. Maximal size of possible extension queue 141. Compared 27538 event pairs, 525 based on Foata normal form. 0/3092 useless extension candidates. Maximal degree in co-relation 5407. Up to 1604 conditions per place. [2024-11-13 12:52:17,294 INFO L140 encePairwiseOnDemand]: 520/526 looper letters, 34 selfloop transitions, 5 changer transitions 0/372 dead transitions. [2024-11-13 12:52:17,294 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 373 places, 372 transitions, 843 flow [2024-11-13 12:52:17,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:52:17,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-13 12:52:17,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2470 transitions. [2024-11-13 12:52:17,298 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7826362484157161 [2024-11-13 12:52:17,298 INFO L175 Difference]: Start difference. First operand has 369 places, 373 transitions, 767 flow. Second operand 6 states and 2470 transitions. [2024-11-13 12:52:17,298 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 373 places, 372 transitions, 843 flow [2024-11-13 12:52:17,300 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 371 places, 372 transitions, 839 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:52:17,303 INFO L231 Difference]: Finished difference. Result has 371 places, 372 transitions, 771 flow [2024-11-13 12:52:17,305 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=761, PETRI_DIFFERENCE_MINUEND_PLACES=366, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=372, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=367, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=771, PETRI_PLACES=371, PETRI_TRANSITIONS=372} [2024-11-13 12:52:17,305 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -78 predicate places. [2024-11-13 12:52:17,306 INFO L471 AbstractCegarLoop]: Abstraction has has 371 places, 372 transitions, 771 flow [2024-11-13 12:52:17,307 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 406.5) internal successors, (2439), 6 states have internal predecessors, (2439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:17,307 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:17,307 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] [2024-11-13 12:52:17,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-13 12:52:17,308 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:17,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:17,308 INFO L85 PathProgramCache]: Analyzing trace with hash -161092411, now seen corresponding path program 1 times [2024-11-13 12:52:17,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:17,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920278654] [2024-11-13 12:52:17,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:17,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:17,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:17,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:17,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:17,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920278654] [2024-11-13 12:52:17,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920278654] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:17,379 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:17,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:17,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934684630] [2024-11-13 12:52:17,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:17,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:17,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:17,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:17,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:17,416 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 400 out of 526 [2024-11-13 12:52:17,417 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 371 places, 372 transitions, 771 flow. Second operand has 3 states, 3 states have (on average 401.0) internal successors, (1203), 3 states have internal predecessors, (1203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:17,418 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:17,418 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 400 of 526 [2024-11-13 12:52:17,418 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:18,296 INFO L124 PetriNetUnfolderBase]: 1807/4812 cut-off events. [2024-11-13 12:52:18,296 INFO L125 PetriNetUnfolderBase]: For 357/357 co-relation queries the response was YES. [2024-11-13 12:52:18,304 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7332 conditions, 4812 events. 1807/4812 cut-off events. For 357/357 co-relation queries the response was YES. Maximal size of possible extension queue 179. Compared 36671 event pairs, 388 based on Foata normal form. 0/4004 useless extension candidates. Maximal degree in co-relation 7314. Up to 1176 conditions per place. [2024-11-13 12:52:18,314 INFO L140 encePairwiseOnDemand]: 517/526 looper letters, 58 selfloop transitions, 3 changer transitions 0/388 dead transitions. [2024-11-13 12:52:18,314 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 367 places, 388 transitions, 937 flow [2024-11-13 12:52:18,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:18,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:18,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1267 transitions. [2024-11-13 12:52:18,317 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.802915082382763 [2024-11-13 12:52:18,317 INFO L175 Difference]: Start difference. First operand has 371 places, 372 transitions, 771 flow. Second operand 3 states and 1267 transitions. [2024-11-13 12:52:18,317 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 367 places, 388 transitions, 937 flow [2024-11-13 12:52:18,319 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 362 places, 388 transitions, 927 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-13 12:52:18,324 INFO L231 Difference]: Finished difference. Result has 364 places, 368 transitions, 769 flow [2024-11-13 12:52:18,324 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=749, PETRI_DIFFERENCE_MINUEND_PLACES=360, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=366, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=363, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=769, PETRI_PLACES=364, PETRI_TRANSITIONS=368} [2024-11-13 12:52:18,325 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -85 predicate places. [2024-11-13 12:52:18,325 INFO L471 AbstractCegarLoop]: Abstraction has has 364 places, 368 transitions, 769 flow [2024-11-13 12:52:18,325 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 401.0) internal successors, (1203), 3 states have internal predecessors, (1203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:18,325 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:18,326 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] [2024-11-13 12:52:18,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-13 12:52:18,326 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:18,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:18,326 INFO L85 PathProgramCache]: Analyzing trace with hash -190926239, now seen corresponding path program 1 times [2024-11-13 12:52:18,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:18,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862575827] [2024-11-13 12:52:18,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:18,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:18,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:18,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:18,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862575827] [2024-11-13 12:52:18,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862575827] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:18,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:18,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:18,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717128417] [2024-11-13 12:52:18,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:18,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:18,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:18,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:18,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:18,401 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 415 out of 526 [2024-11-13 12:52:18,402 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 364 places, 368 transitions, 769 flow. Second operand has 3 states, 3 states have (on average 416.0) internal successors, (1248), 3 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:18,403 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:18,403 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 415 of 526 [2024-11-13 12:52:18,403 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:19,385 INFO L124 PetriNetUnfolderBase]: 2303/6464 cut-off events. [2024-11-13 12:52:19,385 INFO L125 PetriNetUnfolderBase]: For 932/932 co-relation queries the response was YES. [2024-11-13 12:52:19,411 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10035 conditions, 6464 events. 2303/6464 cut-off events. For 932/932 co-relation queries the response was YES. Maximal size of possible extension queue 230. Compared 54832 event pairs, 579 based on Foata normal form. 0/5414 useless extension candidates. Maximal degree in co-relation 9908. Up to 1571 conditions per place. [2024-11-13 12:52:19,439 INFO L140 encePairwiseOnDemand]: 522/526 looper letters, 50 selfloop transitions, 4 changer transitions 0/390 dead transitions. [2024-11-13 12:52:19,439 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 365 places, 390 transitions, 944 flow [2024-11-13 12:52:19,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:19,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:19,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1296 transitions. [2024-11-13 12:52:19,442 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8212927756653993 [2024-11-13 12:52:19,442 INFO L175 Difference]: Start difference. First operand has 364 places, 368 transitions, 769 flow. Second operand 3 states and 1296 transitions. [2024-11-13 12:52:19,442 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 365 places, 390 transitions, 944 flow [2024-11-13 12:52:19,445 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 363 places, 390 transitions, 934 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:52:19,448 INFO L231 Difference]: Finished difference. Result has 365 places, 370 transitions, 793 flow [2024-11-13 12:52:19,449 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=761, PETRI_DIFFERENCE_MINUEND_PLACES=361, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=367, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=363, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=793, PETRI_PLACES=365, PETRI_TRANSITIONS=370} [2024-11-13 12:52:19,449 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -84 predicate places. [2024-11-13 12:52:19,449 INFO L471 AbstractCegarLoop]: Abstraction has has 365 places, 370 transitions, 793 flow [2024-11-13 12:52:19,450 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 416.0) internal successors, (1248), 3 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:19,450 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:19,450 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] [2024-11-13 12:52:19,450 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-13 12:52:19,450 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:19,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:19,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1707173958, now seen corresponding path program 1 times [2024-11-13 12:52:19,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:19,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913646798] [2024-11-13 12:52:19,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:19,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:19,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:19,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:19,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:19,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913646798] [2024-11-13 12:52:19,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913646798] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:19,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:19,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:19,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303644350] [2024-11-13 12:52:19,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:19,512 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:19,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:19,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:19,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:19,516 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 416 out of 526 [2024-11-13 12:52:19,518 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 365 places, 370 transitions, 793 flow. Second operand has 3 states, 3 states have (on average 416.6666666666667) internal successors, (1250), 3 states have internal predecessors, (1250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:19,518 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:19,518 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 416 of 526 [2024-11-13 12:52:19,518 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:21,053 INFO L124 PetriNetUnfolderBase]: 3924/10855 cut-off events. [2024-11-13 12:52:21,054 INFO L125 PetriNetUnfolderBase]: For 2226/2226 co-relation queries the response was YES. [2024-11-13 12:52:21,083 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17525 conditions, 10855 events. 3924/10855 cut-off events. For 2226/2226 co-relation queries the response was YES. Maximal size of possible extension queue 383. Compared 103724 event pairs, 1855 based on Foata normal form. 0/9053 useless extension candidates. Maximal degree in co-relation 17398. Up to 2935 conditions per place. [2024-11-13 12:52:21,113 INFO L140 encePairwiseOnDemand]: 522/526 looper letters, 60 selfloop transitions, 3 changer transitions 0/399 dead transitions. [2024-11-13 12:52:21,113 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 366 places, 399 transitions, 1022 flow [2024-11-13 12:52:21,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:21,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:21,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1302 transitions. [2024-11-13 12:52:21,116 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8250950570342205 [2024-11-13 12:52:21,116 INFO L175 Difference]: Start difference. First operand has 365 places, 370 transitions, 793 flow. Second operand 3 states and 1302 transitions. [2024-11-13 12:52:21,116 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 366 places, 399 transitions, 1022 flow [2024-11-13 12:52:21,120 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 364 places, 399 transitions, 1008 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:52:21,122 INFO L231 Difference]: Finished difference. Result has 366 places, 371 transitions, 803 flow [2024-11-13 12:52:21,122 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=783, PETRI_DIFFERENCE_MINUEND_PLACES=362, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=369, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=366, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=803, PETRI_PLACES=366, PETRI_TRANSITIONS=371} [2024-11-13 12:52:21,122 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -83 predicate places. [2024-11-13 12:52:21,122 INFO L471 AbstractCegarLoop]: Abstraction has has 366 places, 371 transitions, 803 flow [2024-11-13 12:52:21,123 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 416.6666666666667) internal successors, (1250), 3 states have internal predecessors, (1250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:21,123 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:21,123 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] [2024-11-13 12:52:21,123 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-13 12:52:21,123 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:21,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:21,123 INFO L85 PathProgramCache]: Analyzing trace with hash 436179182, now seen corresponding path program 1 times [2024-11-13 12:52:21,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:21,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168262416] [2024-11-13 12:52:21,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:21,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:21,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:21,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:21,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168262416] [2024-11-13 12:52:21,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168262416] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:21,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:21,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:21,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672963739] [2024-11-13 12:52:21,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:21,192 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:21,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:21,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:21,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:21,201 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 415 out of 526 [2024-11-13 12:52:21,203 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 366 places, 371 transitions, 803 flow. Second operand has 3 states, 3 states have (on average 416.0) internal successors, (1248), 3 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:21,203 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:21,203 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 415 of 526 [2024-11-13 12:52:21,203 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:24,522 INFO L124 PetriNetUnfolderBase]: 6937/18789 cut-off events. [2024-11-13 12:52:24,522 INFO L125 PetriNetUnfolderBase]: For 3989/3989 co-relation queries the response was YES. [2024-11-13 12:52:24,572 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31152 conditions, 18789 events. 6937/18789 cut-off events. For 3989/3989 co-relation queries the response was YES. Maximal size of possible extension queue 666. Compared 197939 event pairs, 3342 based on Foata normal form. 0/15743 useless extension candidates. Maximal degree in co-relation 31023. Up to 5105 conditions per place. [2024-11-13 12:52:24,627 INFO L140 encePairwiseOnDemand]: 522/526 looper letters, 64 selfloop transitions, 4 changer transitions 0/402 dead transitions. [2024-11-13 12:52:24,627 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 367 places, 402 transitions, 1052 flow [2024-11-13 12:52:24,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:24,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:24,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1300 transitions. [2024-11-13 12:52:24,630 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8238276299112801 [2024-11-13 12:52:24,630 INFO L175 Difference]: Start difference. First operand has 366 places, 371 transitions, 803 flow. Second operand 3 states and 1300 transitions. [2024-11-13 12:52:24,630 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 367 places, 402 transitions, 1052 flow [2024-11-13 12:52:24,637 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 365 places, 402 transitions, 1042 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:52:24,640 INFO L231 Difference]: Finished difference. Result has 367 places, 373 transitions, 827 flow [2024-11-13 12:52:24,641 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=795, PETRI_DIFFERENCE_MINUEND_PLACES=363, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=370, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=366, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=827, PETRI_PLACES=367, PETRI_TRANSITIONS=373} [2024-11-13 12:52:24,642 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -82 predicate places. [2024-11-13 12:52:24,642 INFO L471 AbstractCegarLoop]: Abstraction has has 367 places, 373 transitions, 827 flow [2024-11-13 12:52:24,642 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 416.0) internal successors, (1248), 3 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:24,642 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:24,643 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] [2024-11-13 12:52:24,643 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-13 12:52:24,643 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:24,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:24,644 INFO L85 PathProgramCache]: Analyzing trace with hash 1952343811, now seen corresponding path program 1 times [2024-11-13 12:52:24,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:24,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352038415] [2024-11-13 12:52:24,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:24,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:24,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:24,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:24,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:24,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352038415] [2024-11-13 12:52:24,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352038415] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:24,692 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:24,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:24,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607003786] [2024-11-13 12:52:24,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:24,693 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:24,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:24,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:24,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:24,714 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 409 out of 526 [2024-11-13 12:52:24,715 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 367 places, 373 transitions, 827 flow. Second operand has 3 states, 3 states have (on average 410.0) internal successors, (1230), 3 states have internal predecessors, (1230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:24,716 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:24,716 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 409 of 526 [2024-11-13 12:52:24,716 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:28,261 INFO L124 PetriNetUnfolderBase]: 9063/22321 cut-off events. [2024-11-13 12:52:28,262 INFO L125 PetriNetUnfolderBase]: For 5588/5588 co-relation queries the response was YES. [2024-11-13 12:52:28,332 INFO L83 FinitePrefix]: Finished finitePrefix Result has 39222 conditions, 22321 events. 9063/22321 cut-off events. For 5588/5588 co-relation queries the response was YES. Maximal size of possible extension queue 778. Compared 230072 event pairs, 1244 based on Foata normal form. 0/19159 useless extension candidates. Maximal degree in co-relation 39092. Up to 10869 conditions per place. [2024-11-13 12:52:28,406 INFO L140 encePairwiseOnDemand]: 520/526 looper letters, 64 selfloop transitions, 4 changer transitions 0/398 dead transitions. [2024-11-13 12:52:28,406 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 367 places, 398 transitions, 1057 flow [2024-11-13 12:52:28,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:28,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:28,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1282 transitions. [2024-11-13 12:52:28,409 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8124207858048162 [2024-11-13 12:52:28,409 INFO L175 Difference]: Start difference. First operand has 367 places, 373 transitions, 827 flow. Second operand 3 states and 1282 transitions. [2024-11-13 12:52:28,409 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 367 places, 398 transitions, 1057 flow [2024-11-13 12:52:28,419 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 365 places, 398 transitions, 1043 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:52:28,424 INFO L231 Difference]: Finished difference. Result has 366 places, 374 transitions, 839 flow [2024-11-13 12:52:28,424 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=815, PETRI_DIFFERENCE_MINUEND_PLACES=363, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=371, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=367, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=839, PETRI_PLACES=366, PETRI_TRANSITIONS=374} [2024-11-13 12:52:28,425 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -83 predicate places. [2024-11-13 12:52:28,425 INFO L471 AbstractCegarLoop]: Abstraction has has 366 places, 374 transitions, 839 flow [2024-11-13 12:52:28,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 410.0) internal successors, (1230), 3 states have internal predecessors, (1230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:28,426 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:28,426 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:52:28,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-13 12:52:28,426 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:28,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:28,427 INFO L85 PathProgramCache]: Analyzing trace with hash 660574271, now seen corresponding path program 1 times [2024-11-13 12:52:28,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:28,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347950018] [2024-11-13 12:52:28,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:28,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:28,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:28,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:28,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:28,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347950018] [2024-11-13 12:52:28,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347950018] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:28,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:28,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:28,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893327486] [2024-11-13 12:52:28,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:28,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:28,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:28,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:28,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:28,516 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 409 out of 526 [2024-11-13 12:52:28,517 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 366 places, 374 transitions, 839 flow. Second operand has 3 states, 3 states have (on average 410.0) internal successors, (1230), 3 states have internal predecessors, (1230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:28,518 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:28,518 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 409 of 526 [2024-11-13 12:52:28,518 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:33,945 INFO L124 PetriNetUnfolderBase]: 11737/29775 cut-off events. [2024-11-13 12:52:33,945 INFO L125 PetriNetUnfolderBase]: For 7555/7555 co-relation queries the response was YES. [2024-11-13 12:52:34,055 INFO L83 FinitePrefix]: Finished finitePrefix Result has 53798 conditions, 29775 events. 11737/29775 cut-off events. For 7555/7555 co-relation queries the response was YES. Maximal size of possible extension queue 965. Compared 320507 event pairs, 2352 based on Foata normal form. 0/25676 useless extension candidates. Maximal degree in co-relation 53668. Up to 12037 conditions per place. [2024-11-13 12:52:34,467 INFO L140 encePairwiseOnDemand]: 520/526 looper letters, 69 selfloop transitions, 4 changer transitions 0/402 dead transitions. [2024-11-13 12:52:34,467 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 366 places, 402 transitions, 1090 flow [2024-11-13 12:52:34,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:34,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:34,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1283 transitions. [2024-11-13 12:52:34,469 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8130544993662865 [2024-11-13 12:52:34,469 INFO L175 Difference]: Start difference. First operand has 366 places, 374 transitions, 839 flow. Second operand 3 states and 1283 transitions. [2024-11-13 12:52:34,469 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 366 places, 402 transitions, 1090 flow [2024-11-13 12:52:34,475 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 366 places, 402 transitions, 1090 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 12:52:34,479 INFO L231 Difference]: Finished difference. Result has 367 places, 375 transitions, 859 flow [2024-11-13 12:52:34,479 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=835, PETRI_DIFFERENCE_MINUEND_PLACES=364, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=372, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=368, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=859, PETRI_PLACES=367, PETRI_TRANSITIONS=375} [2024-11-13 12:52:34,480 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -82 predicate places. [2024-11-13 12:52:34,480 INFO L471 AbstractCegarLoop]: Abstraction has has 367 places, 375 transitions, 859 flow [2024-11-13 12:52:34,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 410.0) internal successors, (1230), 3 states have internal predecessors, (1230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:34,481 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:34,481 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:52:34,481 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-13 12:52:34,481 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:34,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:34,482 INFO L85 PathProgramCache]: Analyzing trace with hash -1089439488, now seen corresponding path program 1 times [2024-11-13 12:52:34,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:34,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920028227] [2024-11-13 12:52:34,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:34,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:34,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:34,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:34,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:34,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920028227] [2024-11-13 12:52:34,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920028227] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:34,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:34,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:34,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626622793] [2024-11-13 12:52:34,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:34,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:34,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:34,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:34,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:34,593 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 415 out of 526 [2024-11-13 12:52:34,594 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 367 places, 375 transitions, 859 flow. Second operand has 3 states, 3 states have (on average 420.6666666666667) internal successors, (1262), 3 states have internal predecessors, (1262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:34,594 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:34,595 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 415 of 526 [2024-11-13 12:52:34,595 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:39,482 INFO L124 PetriNetUnfolderBase]: 10797/29483 cut-off events. [2024-11-13 12:52:39,484 INFO L125 PetriNetUnfolderBase]: For 9301/9301 co-relation queries the response was YES. [2024-11-13 12:52:39,641 INFO L83 FinitePrefix]: Finished finitePrefix Result has 54584 conditions, 29483 events. 10797/29483 cut-off events. For 9301/9301 co-relation queries the response was YES. Maximal size of possible extension queue 950. Compared 330851 event pairs, 4430 based on Foata normal form. 0/25321 useless extension candidates. Maximal degree in co-relation 54453. Up to 13903 conditions per place. [2024-11-13 12:52:39,761 INFO L140 encePairwiseOnDemand]: 524/526 looper letters, 42 selfloop transitions, 1 changer transitions 0/374 dead transitions. [2024-11-13 12:52:39,762 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 368 places, 374 transitions, 943 flow [2024-11-13 12:52:39,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:39,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:39,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1275 transitions. [2024-11-13 12:52:39,764 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8079847908745247 [2024-11-13 12:52:39,764 INFO L175 Difference]: Start difference. First operand has 367 places, 375 transitions, 859 flow. Second operand 3 states and 1275 transitions. [2024-11-13 12:52:39,764 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 368 places, 374 transitions, 943 flow [2024-11-13 12:52:39,775 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 368 places, 374 transitions, 943 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 12:52:39,779 INFO L231 Difference]: Finished difference. Result has 368 places, 374 transitions, 859 flow [2024-11-13 12:52:39,779 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=857, PETRI_DIFFERENCE_MINUEND_PLACES=366, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=374, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=373, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=859, PETRI_PLACES=368, PETRI_TRANSITIONS=374} [2024-11-13 12:52:39,780 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -81 predicate places. [2024-11-13 12:52:39,780 INFO L471 AbstractCegarLoop]: Abstraction has has 368 places, 374 transitions, 859 flow [2024-11-13 12:52:39,780 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 420.6666666666667) internal successors, (1262), 3 states have internal predecessors, (1262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:39,780 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:52:39,781 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:52:39,781 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-13 12:52:39,781 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-13 12:52:39,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:52:39,781 INFO L85 PathProgramCache]: Analyzing trace with hash 508370809, now seen corresponding path program 1 times [2024-11-13 12:52:39,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:52:39,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354776984] [2024-11-13 12:52:39,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:52:39,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:52:39,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:52:39,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:52:39,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:52:39,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354776984] [2024-11-13 12:52:39,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354776984] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:52:39,871 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:52:39,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:52:39,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369407405] [2024-11-13 12:52:39,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:52:39,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:52:39,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:52:39,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:52:39,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:52:39,883 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 415 out of 526 [2024-11-13 12:52:39,884 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 368 places, 374 transitions, 859 flow. Second operand has 3 states, 3 states have (on average 420.6666666666667) internal successors, (1262), 3 states have internal predecessors, (1262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:39,884 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:52:39,884 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 415 of 526 [2024-11-13 12:52:39,884 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:52:44,950 INFO L124 PetriNetUnfolderBase]: 10797/29482 cut-off events. [2024-11-13 12:52:44,951 INFO L125 PetriNetUnfolderBase]: For 9301/9301 co-relation queries the response was YES. [2024-11-13 12:52:45,039 INFO L83 FinitePrefix]: Finished finitePrefix Result has 54584 conditions, 29482 events. 10797/29482 cut-off events. For 9301/9301 co-relation queries the response was YES. Maximal size of possible extension queue 950. Compared 330868 event pairs, 4430 based on Foata normal form. 1/25321 useless extension candidates. Maximal degree in co-relation 54570. Up to 13903 conditions per place. [2024-11-13 12:52:45,048 INFO L140 encePairwiseOnDemand]: 524/526 looper letters, 0 selfloop transitions, 0 changer transitions 373/373 dead transitions. [2024-11-13 12:52:45,048 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 369 places, 373 transitions, 941 flow [2024-11-13 12:52:45,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:52:45,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:52:45,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1274 transitions. [2024-11-13 12:52:45,051 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8073510773130546 [2024-11-13 12:52:45,051 INFO L175 Difference]: Start difference. First operand has 368 places, 374 transitions, 859 flow. Second operand 3 states and 1274 transitions. [2024-11-13 12:52:45,051 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 369 places, 373 transitions, 941 flow [2024-11-13 12:52:45,059 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 368 places, 373 transitions, 940 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 12:52:45,061 INFO L231 Difference]: Finished difference. Result has 368 places, 0 transitions, 0 flow [2024-11-13 12:52:45,061 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=526, PETRI_DIFFERENCE_MINUEND_FLOW=856, PETRI_DIFFERENCE_MINUEND_PLACES=366, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=373, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=373, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=368, PETRI_TRANSITIONS=0} [2024-11-13 12:52:45,062 INFO L277 CegarLoopForPetriNet]: 449 programPoint places, -81 predicate places. [2024-11-13 12:52:45,062 INFO L471 AbstractCegarLoop]: Abstraction has has 368 places, 0 transitions, 0 flow [2024-11-13 12:52:45,062 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 420.6666666666667) internal successors, (1262), 3 states have internal predecessors, (1262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:52:45,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (146 of 147 remaining) [2024-11-13 12:52:45,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (145 of 147 remaining) [2024-11-13 12:52:45,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (144 of 147 remaining) [2024-11-13 12:52:45,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (143 of 147 remaining) [2024-11-13 12:52:45,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (142 of 147 remaining) [2024-11-13 12:52:45,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (141 of 147 remaining) [2024-11-13 12:52:45,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (140 of 147 remaining) [2024-11-13 12:52:45,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (139 of 147 remaining) [2024-11-13 12:52:45,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (138 of 147 remaining) [2024-11-13 12:52:45,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (137 of 147 remaining) [2024-11-13 12:52:45,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (136 of 147 remaining) [2024-11-13 12:52:45,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (135 of 147 remaining) [2024-11-13 12:52:45,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (134 of 147 remaining) [2024-11-13 12:52:45,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (133 of 147 remaining) [2024-11-13 12:52:45,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (132 of 147 remaining) [2024-11-13 12:52:45,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (131 of 147 remaining) [2024-11-13 12:52:45,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (130 of 147 remaining) [2024-11-13 12:52:45,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (129 of 147 remaining) [2024-11-13 12:52:45,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (128 of 147 remaining) [2024-11-13 12:52:45,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (127 of 147 remaining) [2024-11-13 12:52:45,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (126 of 147 remaining) [2024-11-13 12:52:45,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (125 of 147 remaining) [2024-11-13 12:52:45,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (124 of 147 remaining) [2024-11-13 12:52:45,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (123 of 147 remaining) [2024-11-13 12:52:45,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (122 of 147 remaining) [2024-11-13 12:52:45,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (121 of 147 remaining) [2024-11-13 12:52:45,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (120 of 147 remaining) [2024-11-13 12:52:45,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (119 of 147 remaining) [2024-11-13 12:52:45,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (118 of 147 remaining) [2024-11-13 12:52:45,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (117 of 147 remaining) [2024-11-13 12:52:45,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (116 of 147 remaining) [2024-11-13 12:52:45,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (115 of 147 remaining) [2024-11-13 12:52:45,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (114 of 147 remaining) [2024-11-13 12:52:45,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (113 of 147 remaining) [2024-11-13 12:52:45,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (112 of 147 remaining) [2024-11-13 12:52:45,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (111 of 147 remaining) [2024-11-13 12:52:45,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (110 of 147 remaining) [2024-11-13 12:52:45,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (109 of 147 remaining) [2024-11-13 12:52:45,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (108 of 147 remaining) [2024-11-13 12:52:45,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (107 of 147 remaining) [2024-11-13 12:52:45,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (106 of 147 remaining) [2024-11-13 12:52:45,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (105 of 147 remaining) [2024-11-13 12:52:45,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (104 of 147 remaining) [2024-11-13 12:52:45,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (103 of 147 remaining) [2024-11-13 12:52:45,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (102 of 147 remaining) [2024-11-13 12:52:45,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (101 of 147 remaining) [2024-11-13 12:52:45,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (100 of 147 remaining) [2024-11-13 12:52:45,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (99 of 147 remaining) [2024-11-13 12:52:45,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (98 of 147 remaining) [2024-11-13 12:52:45,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (97 of 147 remaining) [2024-11-13 12:52:45,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (96 of 147 remaining) [2024-11-13 12:52:45,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (95 of 147 remaining) [2024-11-13 12:52:45,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (94 of 147 remaining) [2024-11-13 12:52:45,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (93 of 147 remaining) [2024-11-13 12:52:45,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (92 of 147 remaining) [2024-11-13 12:52:45,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (91 of 147 remaining) [2024-11-13 12:52:45,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (90 of 147 remaining) [2024-11-13 12:52:45,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (89 of 147 remaining) [2024-11-13 12:52:45,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (88 of 147 remaining) [2024-11-13 12:52:45,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (87 of 147 remaining) [2024-11-13 12:52:45,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (86 of 147 remaining) [2024-11-13 12:52:45,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (85 of 147 remaining) [2024-11-13 12:52:45,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (84 of 147 remaining) [2024-11-13 12:52:45,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (83 of 147 remaining) [2024-11-13 12:52:45,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (82 of 147 remaining) [2024-11-13 12:52:45,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (81 of 147 remaining) [2024-11-13 12:52:45,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (80 of 147 remaining) [2024-11-13 12:52:45,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (79 of 147 remaining) [2024-11-13 12:52:45,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (78 of 147 remaining) [2024-11-13 12:52:45,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (77 of 147 remaining) [2024-11-13 12:52:45,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (76 of 147 remaining) [2024-11-13 12:52:45,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (75 of 147 remaining) [2024-11-13 12:52:45,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (74 of 147 remaining) [2024-11-13 12:52:45,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (73 of 147 remaining) [2024-11-13 12:52:45,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (72 of 147 remaining) [2024-11-13 12:52:45,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (71 of 147 remaining) [2024-11-13 12:52:45,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (70 of 147 remaining) [2024-11-13 12:52:45,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (69 of 147 remaining) [2024-11-13 12:52:45,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (68 of 147 remaining) [2024-11-13 12:52:45,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (67 of 147 remaining) [2024-11-13 12:52:45,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (66 of 147 remaining) [2024-11-13 12:52:45,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (65 of 147 remaining) [2024-11-13 12:52:45,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (64 of 147 remaining) [2024-11-13 12:52:45,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (63 of 147 remaining) [2024-11-13 12:52:45,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (62 of 147 remaining) [2024-11-13 12:52:45,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (61 of 147 remaining) [2024-11-13 12:52:45,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (60 of 147 remaining) [2024-11-13 12:52:45,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (59 of 147 remaining) [2024-11-13 12:52:45,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (58 of 147 remaining) [2024-11-13 12:52:45,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (57 of 147 remaining) [2024-11-13 12:52:45,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (56 of 147 remaining) [2024-11-13 12:52:45,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (55 of 147 remaining) [2024-11-13 12:52:45,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (54 of 147 remaining) [2024-11-13 12:52:45,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (53 of 147 remaining) [2024-11-13 12:52:45,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (52 of 147 remaining) [2024-11-13 12:52:45,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork1Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (51 of 147 remaining) [2024-11-13 12:52:45,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (50 of 147 remaining) [2024-11-13 12:52:45,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (49 of 147 remaining) [2024-11-13 12:52:45,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (48 of 147 remaining) [2024-11-13 12:52:45,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (47 of 147 remaining) [2024-11-13 12:52:45,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (46 of 147 remaining) [2024-11-13 12:52:45,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (45 of 147 remaining) [2024-11-13 12:52:45,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (44 of 147 remaining) [2024-11-13 12:52:45,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (43 of 147 remaining) [2024-11-13 12:52:45,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (42 of 147 remaining) [2024-11-13 12:52:45,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (41 of 147 remaining) [2024-11-13 12:52:45,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (40 of 147 remaining) [2024-11-13 12:52:45,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (39 of 147 remaining) [2024-11-13 12:52:45,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (38 of 147 remaining) [2024-11-13 12:52:45,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (37 of 147 remaining) [2024-11-13 12:52:45,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (36 of 147 remaining) [2024-11-13 12:52:45,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (35 of 147 remaining) [2024-11-13 12:52:45,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (34 of 147 remaining) [2024-11-13 12:52:45,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (33 of 147 remaining) [2024-11-13 12:52:45,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (32 of 147 remaining) [2024-11-13 12:52:45,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (31 of 147 remaining) [2024-11-13 12:52:45,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (30 of 147 remaining) [2024-11-13 12:52:45,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (29 of 147 remaining) [2024-11-13 12:52:45,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (28 of 147 remaining) [2024-11-13 12:52:45,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (27 of 147 remaining) [2024-11-13 12:52:45,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (26 of 147 remaining) [2024-11-13 12:52:45,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (25 of 147 remaining) [2024-11-13 12:52:45,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (24 of 147 remaining) [2024-11-13 12:52:45,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork4Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 147 remaining) [2024-11-13 12:52:45,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork4Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (22 of 147 remaining) [2024-11-13 12:52:45,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (21 of 147 remaining) [2024-11-13 12:52:45,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (20 of 147 remaining) [2024-11-13 12:52:45,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (19 of 147 remaining) [2024-11-13 12:52:45,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (18 of 147 remaining) [2024-11-13 12:52:45,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (17 of 147 remaining) [2024-11-13 12:52:45,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (16 of 147 remaining) [2024-11-13 12:52:45,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (15 of 147 remaining) [2024-11-13 12:52:45,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (14 of 147 remaining) [2024-11-13 12:52:45,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (13 of 147 remaining) [2024-11-13 12:52:45,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (12 of 147 remaining) [2024-11-13 12:52:45,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (11 of 147 remaining) [2024-11-13 12:52:45,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (10 of 147 remaining) [2024-11-13 12:52:45,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (9 of 147 remaining) [2024-11-13 12:52:45,079 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (8 of 147 remaining) [2024-11-13 12:52:45,079 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (7 of 147 remaining) [2024-11-13 12:52:45,079 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (6 of 147 remaining) [2024-11-13 12:52:45,079 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (5 of 147 remaining) [2024-11-13 12:52:45,079 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (4 of 147 remaining) [2024-11-13 12:52:45,079 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (3 of 147 remaining) [2024-11-13 12:52:45,079 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (2 of 147 remaining) [2024-11-13 12:52:45,079 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (1 of 147 remaining) [2024-11-13 12:52:45,079 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (0 of 147 remaining) [2024-11-13 12:52:45,079 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-13 12:52:45,080 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:52:45,086 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-13 12:52:45,086 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 12:52:45,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 12:52:45 BasicIcfg [2024-11-13 12:52:45,093 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 12:52:45,093 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 12:52:45,093 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 12:52:45,094 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 12:52:45,094 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:52:01" (3/4) ... [2024-11-13 12:52:45,096 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 12:52:45,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-13 12:52:45,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-13 12:52:45,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-13 12:52:45,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2024-11-13 12:52:45,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread5 [2024-11-13 12:52:45,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread6 [2024-11-13 12:52:45,106 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-11-13 12:52:45,106 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 12:52:45,107 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 12:52:45,107 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 12:52:45,197 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c794dfc2-4b6e-41f7-9147-4e2d3fa2fccd/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 12:52:45,197 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c794dfc2-4b6e-41f7-9147-4e2d3fa2fccd/bin/uautomizer-verify-qhAvR1uOyd/witness.yml [2024-11-13 12:52:45,197 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 12:52:45,198 INFO L158 Benchmark]: Toolchain (without parser) took 46286.27ms. Allocated memory was 117.4MB in the beginning and 11.3GB in the end (delta: 11.2GB). Free memory was 93.9MB in the beginning and 9.6GB in the end (delta: -9.5GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2024-11-13 12:52:45,198 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:52:45,199 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.27ms. Allocated memory is still 117.4MB. Free memory was 93.9MB in the beginning and 79.7MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 12:52:45,199 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.83ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 75.9MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:52:45,199 INFO L158 Benchmark]: Boogie Preprocessor took 87.12ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 72.8MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:52:45,199 INFO L158 Benchmark]: RCFGBuilder took 2019.23ms. Allocated memory is still 117.4MB. Free memory was 72.8MB in the beginning and 78.0MB in the end (delta: -5.2MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2024-11-13 12:52:45,200 INFO L158 Benchmark]: TraceAbstraction took 43681.99ms. Allocated memory was 117.4MB in the beginning and 11.3GB in the end (delta: 11.2GB). Free memory was 78.0MB in the beginning and 9.6GB in the end (delta: -9.5GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2024-11-13 12:52:45,200 INFO L158 Benchmark]: Witness Printer took 104.05ms. Allocated memory is still 11.3GB. Free memory was 9.6GB in the beginning and 9.6GB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 12:52:45,202 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.27ms. Allocated memory is still 117.4MB. Free memory was 93.9MB in the beginning and 79.7MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.83ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 75.9MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 87.12ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 72.8MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 2019.23ms. Allocated memory is still 117.4MB. Free memory was 72.8MB in the beginning and 78.0MB in the end (delta: -5.2MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. * TraceAbstraction took 43681.99ms. Allocated memory was 117.4MB in the beginning and 11.3GB in the end (delta: 11.2GB). Free memory was 78.0MB in the beginning and 9.6GB in the end (delta: -9.5GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. * Witness Printer took 104.05ms. Allocated memory is still 11.3GB. Free memory was 9.6GB in the beginning and 9.6GB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 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: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 143]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 144]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 145]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 147]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 148]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 149]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 151]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 152]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 153]: 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: 155]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 177]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 165]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 165]: 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: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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 - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 625 locations, 147 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: 43.4s, OverallIterations: 23, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 40.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 591 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 278 mSDsluCounter, 115 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 92 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1616 IncrementalHoareTripleChecker+Invalid, 1708 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 92 mSolverCounterUnsat, 115 mSDtfsCounter, 1616 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=958occurred in iteration=0, InterpolantAutomatonStates: 72, 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, 2.0s InterpolantComputationTime, 2944 NumberOfCodeBlocks, 2944 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 2921 ConstructedInterpolants, 0 QuantifiedInterpolants, 3080 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 23 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 83 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-13 12:52:45,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c794dfc2-4b6e-41f7-9147-4e2d3fa2fccd/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE