./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27320481-05b5-4fb2-b44d-d134d7f923c1/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27320481-05b5-4fb2-b44d-d134d7f923c1/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27320481-05b5-4fb2-b44d-d134d7f923c1/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27320481-05b5-4fb2-b44d-d134d7f923c1/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27320481-05b5-4fb2-b44d-d134d7f923c1/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27320481-05b5-4fb2-b44d-d134d7f923c1/bin/uautomizer-verify-84ZbGMXZE1 --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 8d3b4a56bf20a7e5cb147a14169234a27b247cfdef3db9f4b8a4f4a17cd6fe47 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 15:34:44,522 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 15:34:44,579 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27320481-05b5-4fb2-b44d-d134d7f923c1/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-12-02 15:34:44,584 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 15:34:44,584 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 15:34:44,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 15:34:44,604 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 15:34:44,605 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 15:34:44,605 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 15:34:44,605 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 15:34:44,605 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 15:34:44,605 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 15:34:44,606 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 15:34:44,606 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 15:34:44,606 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 15:34:44,606 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 15:34:44,606 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 15:34:44,606 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 15:34:44,606 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 15:34:44,606 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 15:34:44,606 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 15:34:44,606 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 15:34:44,606 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-12-02 15:34:44,606 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-02 15:34:44,607 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 15:34:44,607 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 15:34:44,607 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 15:34:44,607 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 15:34:44,607 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 15:34:44,607 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 15:34:44,607 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 15:34:44,607 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:34:44,607 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 15:34:44,607 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 15:34:44,607 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 15:34:44,607 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:34:44,608 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 15:34:44,608 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 15:34:44,608 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 15:34:44,608 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 15:34:44,608 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 15:34:44,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 15:34:44,608 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 15:34:44,608 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 15:34:44,608 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 15:34:44,608 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 15:34:44,608 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_27320481-05b5-4fb2-b44d-d134d7f923c1/bin/uautomizer-verify-84ZbGMXZE1 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 -> 8d3b4a56bf20a7e5cb147a14169234a27b247cfdef3db9f4b8a4f4a17cd6fe47 [2024-12-02 15:34:44,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 15:34:44,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 15:34:44,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 15:34:44,867 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 15:34:44,868 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 15:34:44,869 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27320481-05b5-4fb2-b44d-d134d7f923c1/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c [2024-12-02 15:34:47,572 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27320481-05b5-4fb2-b44d-d134d7f923c1/bin/uautomizer-verify-84ZbGMXZE1/data/7c85c545f/7dcb18de466249a7b019afb58eeb528a/FLAG3d78f6e10 [2024-12-02 15:34:47,779 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 15:34:47,780 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27320481-05b5-4fb2-b44d-d134d7f923c1/sv-benchmarks/c/weaver/popl20-more-buffer-series2.wvr.c [2024-12-02 15:34:47,789 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27320481-05b5-4fb2-b44d-d134d7f923c1/bin/uautomizer-verify-84ZbGMXZE1/data/7c85c545f/7dcb18de466249a7b019afb58eeb528a/FLAG3d78f6e10 [2024-12-02 15:34:47,806 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27320481-05b5-4fb2-b44d-d134d7f923c1/bin/uautomizer-verify-84ZbGMXZE1/data/7c85c545f/7dcb18de466249a7b019afb58eeb528a [2024-12-02 15:34:47,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 15:34:47,810 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 15:34:47,812 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 15:34:47,812 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 15:34:47,817 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 15:34:47,818 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:34:47" (1/1) ... [2024-12-02 15:34:47,819 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e557630 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:47, skipping insertion in model container [2024-12-02 15:34:47,819 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:34:47" (1/1) ... [2024-12-02 15:34:47,841 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 15:34:48,056 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 15:34:48,066 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 15:34:48,115 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 15:34:48,133 INFO L204 MainTranslator]: Completed translation [2024-12-02 15:34:48,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:48 WrapperNode [2024-12-02 15:34:48,134 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 15:34:48,135 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 15:34:48,135 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 15:34:48,135 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 15:34:48,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:48" (1/1) ... [2024-12-02 15:34:48,155 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:48" (1/1) ... [2024-12-02 15:34:48,192 INFO L138 Inliner]: procedures = 26, calls = 64, calls flagged for inlining = 23, calls inlined = 29, statements flattened = 641 [2024-12-02 15:34:48,193 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 15:34:48,193 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 15:34:48,193 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 15:34:48,193 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 15:34:48,201 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:48" (1/1) ... [2024-12-02 15:34:48,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:48" (1/1) ... [2024-12-02 15:34:48,206 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:48" (1/1) ... [2024-12-02 15:34:48,207 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:48" (1/1) ... [2024-12-02 15:34:48,227 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:48" (1/1) ... [2024-12-02 15:34:48,229 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:48" (1/1) ... [2024-12-02 15:34:48,235 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:48" (1/1) ... [2024-12-02 15:34:48,237 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:48" (1/1) ... [2024-12-02 15:34:48,240 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:48" (1/1) ... [2024-12-02 15:34:48,244 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 15:34:48,245 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 15:34:48,245 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 15:34:48,245 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 15:34:48,246 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:48" (1/1) ... [2024-12-02 15:34:48,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:34:48,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27320481-05b5-4fb2-b44d-d134d7f923c1/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:34:48,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27320481-05b5-4fb2-b44d-d134d7f923c1/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 15:34:48,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27320481-05b5-4fb2-b44d-d134d7f923c1/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 15:34:48,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 15:34:48,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-02 15:34:48,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-02 15:34:48,309 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-02 15:34:48,309 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-02 15:34:48,309 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-02 15:34:48,309 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-02 15:34:48,309 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-02 15:34:48,309 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-02 15:34:48,309 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-12-02 15:34:48,309 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-12-02 15:34:48,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-02 15:34:48,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-02 15:34:48,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-02 15:34:48,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 15:34:48,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 15:34:48,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 15:34:48,311 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-02 15:34:48,426 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 15:34:48,428 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 15:34:49,208 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-02 15:34:49,208 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 15:34:49,882 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 15:34:49,883 INFO L312 CfgBuilder]: Removed 7 assume(true) statements. [2024-12-02 15:34:49,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:34:49 BoogieIcfgContainer [2024-12-02 15:34:49,883 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 15:34:49,885 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 15:34:49,885 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 15:34:49,890 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 15:34:49,891 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:34:47" (1/3) ... [2024-12-02 15:34:49,891 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2443a433 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:34:49, skipping insertion in model container [2024-12-02 15:34:49,891 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:48" (2/3) ... [2024-12-02 15:34:49,892 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2443a433 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:34:49, skipping insertion in model container [2024-12-02 15:34:49,892 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:34:49" (3/3) ... [2024-12-02 15:34:49,893 INFO L128 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-series2.wvr.c [2024-12-02 15:34:49,907 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 15:34:49,908 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-more-buffer-series2.wvr.c that has 5 procedures, 415 locations, 1 initial locations, 7 loop locations, and 99 error locations. [2024-12-02 15:34:49,908 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-12-02 15:34:50,075 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-12-02 15:34:50,115 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 427 places, 436 transitions, 900 flow [2024-12-02 15:34:50,265 INFO L124 PetriNetUnfolderBase]: 22/432 cut-off events. [2024-12-02 15:34:50,267 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-12-02 15:34:50,274 INFO L83 FinitePrefix]: Finished finitePrefix Result has 449 conditions, 432 events. 22/432 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 656 event pairs, 0 based on Foata normal form. 0/311 useless extension candidates. Maximal degree in co-relation 383. Up to 2 conditions per place. [2024-12-02 15:34:50,274 INFO L82 GeneralOperation]: Start removeDead. Operand has 427 places, 436 transitions, 900 flow [2024-12-02 15:34:50,285 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 407 places, 415 transitions, 854 flow [2024-12-02 15:34:50,292 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 15:34:50,319 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;@2cc8290f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 15:34:50,320 INFO L334 AbstractCegarLoop]: Starting to check reachability of 182 error locations. [2024-12-02 15:34:50,325 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-12-02 15:34:50,325 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2024-12-02 15:34:50,325 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-12-02 15:34:50,326 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 15:34:50,326 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:50,327 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-12-02 15:34:50,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:50,332 INFO L85 PathProgramCache]: Analyzing trace with hash 609202824, now seen corresponding path program 1 times [2024-12-02 15:34:50,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:50,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031293038] [2024-12-02 15:34:50,338 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:50,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:50,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:50,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 15:34:50,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:50,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031293038] [2024-12-02 15:34:50,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031293038] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:50,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:50,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 15:34:50,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575653297] [2024-12-02 15:34:50,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:50,493 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:34:50,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:50,513 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:34:50,513 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:34:50,539 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 312 out of 436 [2024-12-02 15:34:50,544 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 407 places, 415 transitions, 854 flow. Second operand has 3 states, 3 states have (on average 313.3333333333333) internal successors, (940), 3 states have internal predecessors, (940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:50,544 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 15:34:50,544 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 312 of 436 [2024-12-02 15:34:50,546 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 15:34:50,962 INFO L124 PetriNetUnfolderBase]: 451/1185 cut-off events. [2024-12-02 15:34:50,963 INFO L125 PetriNetUnfolderBase]: For 158/158 co-relation queries the response was YES. [2024-12-02 15:34:50,966 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1926 conditions, 1185 events. 451/1185 cut-off events. For 158/158 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5158 event pairs, 272 based on Foata normal form. 186/1245 useless extension candidates. Maximal degree in co-relation 1525. Up to 614 conditions per place. [2024-12-02 15:34:50,973 INFO L140 encePairwiseOnDemand]: 340/436 looper letters, 25 selfloop transitions, 2 changer transitions 7/321 dead transitions. [2024-12-02 15:34:50,973 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 329 places, 321 transitions, 720 flow [2024-12-02 15:34:50,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:34:50,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 15:34:50,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1057 transitions. [2024-12-02 15:34:50,990 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8081039755351682 [2024-12-02 15:34:50,991 INFO L175 Difference]: Start difference. First operand has 407 places, 415 transitions, 854 flow. Second operand 3 states and 1057 transitions. [2024-12-02 15:34:50,992 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 329 places, 321 transitions, 720 flow [2024-12-02 15:34:50,999 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 321 places, 321 transitions, 704 flow, removed 0 selfloop flow, removed 8 redundant places. [2024-12-02 15:34:51,005 INFO L231 Difference]: Finished difference. Result has 321 places, 314 transitions, 640 flow [2024-12-02 15:34:51,008 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=436, PETRI_DIFFERENCE_MINUEND_FLOW=650, PETRI_DIFFERENCE_MINUEND_PLACES=319, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=321, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=319, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=640, PETRI_PLACES=321, PETRI_TRANSITIONS=314} [2024-12-02 15:34:51,012 INFO L279 CegarLoopForPetriNet]: 407 programPoint places, -86 predicate places. [2024-12-02 15:34:51,012 INFO L471 AbstractCegarLoop]: Abstraction has has 321 places, 314 transitions, 640 flow [2024-12-02 15:34:51,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 313.3333333333333) internal successors, (940), 3 states have internal predecessors, (940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:51,013 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 15:34:51,013 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:51,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 15:34:51,013 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-12-02 15:34:51,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:51,014 INFO L85 PathProgramCache]: Analyzing trace with hash 681376416, now seen corresponding path program 1 times [2024-12-02 15:34:51,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:51,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343754346] [2024-12-02 15:34:51,014 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:51,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:51,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:51,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 15:34:51,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:51,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343754346] [2024-12-02 15:34:51,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343754346] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:51,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:51,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 15:34:51,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129937923] [2024-12-02 15:34:51,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:51,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:34:51,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:51,074 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:34:51,074 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:34:51,090 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 436 [2024-12-02 15:34:51,091 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 321 places, 314 transitions, 640 flow. Second operand has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:51,091 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 15:34:51,091 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 436 [2024-12-02 15:34:51,091 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 15:34:51,482 INFO L124 PetriNetUnfolderBase]: 451/1177 cut-off events. [2024-12-02 15:34:51,482 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 15:34:51,484 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1836 conditions, 1177 events. 451/1177 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5147 event pairs, 272 based on Foata normal form. 0/1059 useless extension candidates. Maximal degree in co-relation 1797. Up to 613 conditions per place. [2024-12-02 15:34:51,487 INFO L140 encePairwiseOnDemand]: 433/436 looper letters, 24 selfloop transitions, 2 changer transitions 0/313 dead transitions. [2024-12-02 15:34:51,488 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 315 places, 313 transitions, 690 flow [2024-12-02 15:34:51,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:34:51,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 15:34:51,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 966 transitions. [2024-12-02 15:34:51,490 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7385321100917431 [2024-12-02 15:34:51,490 INFO L175 Difference]: Start difference. First operand has 321 places, 314 transitions, 640 flow. Second operand 3 states and 966 transitions. [2024-12-02 15:34:51,490 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 315 places, 313 transitions, 690 flow [2024-12-02 15:34:51,492 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 313 places, 313 transitions, 686 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 15:34:51,496 INFO L231 Difference]: Finished difference. Result has 313 places, 313 transitions, 638 flow [2024-12-02 15:34:51,497 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=436, PETRI_DIFFERENCE_MINUEND_FLOW=634, PETRI_DIFFERENCE_MINUEND_PLACES=311, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=313, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=311, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=638, PETRI_PLACES=313, PETRI_TRANSITIONS=313} [2024-12-02 15:34:51,497 INFO L279 CegarLoopForPetriNet]: 407 programPoint places, -94 predicate places. [2024-12-02 15:34:51,497 INFO L471 AbstractCegarLoop]: Abstraction has has 313 places, 313 transitions, 638 flow [2024-12-02 15:34:51,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:51,498 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 15:34:51,498 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:51,498 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 15:34:51,498 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-12-02 15:34:51,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:51,499 INFO L85 PathProgramCache]: Analyzing trace with hash -722062958, now seen corresponding path program 1 times [2024-12-02 15:34:51,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:51,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010508270] [2024-12-02 15:34:51,500 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:51,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:51,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:51,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 15:34:51,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:51,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010508270] [2024-12-02 15:34:51,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010508270] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:51,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:51,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 15:34:51,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858814856] [2024-12-02 15:34:51,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:51,557 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:34:51,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:51,557 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:34:51,557 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:34:51,577 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 436 [2024-12-02 15:34:51,578 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 313 places, 313 transitions, 638 flow. Second operand has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:51,579 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 15:34:51,579 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 436 [2024-12-02 15:34:51,579 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 15:34:51,884 INFO L124 PetriNetUnfolderBase]: 451/1176 cut-off events. [2024-12-02 15:34:51,885 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 15:34:51,887 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1835 conditions, 1176 events. 451/1176 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5153 event pairs, 272 based on Foata normal form. 0/1059 useless extension candidates. Maximal degree in co-relation 1788. Up to 613 conditions per place. [2024-12-02 15:34:51,893 INFO L140 encePairwiseOnDemand]: 433/436 looper letters, 24 selfloop transitions, 2 changer transitions 0/312 dead transitions. [2024-12-02 15:34:51,893 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 312 transitions, 688 flow [2024-12-02 15:34:51,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:34:51,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 15:34:51,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 966 transitions. [2024-12-02 15:34:51,897 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7385321100917431 [2024-12-02 15:34:51,897 INFO L175 Difference]: Start difference. First operand has 313 places, 313 transitions, 638 flow. Second operand 3 states and 966 transitions. [2024-12-02 15:34:51,897 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 312 transitions, 688 flow [2024-12-02 15:34:51,900 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 312 places, 312 transitions, 684 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 15:34:51,904 INFO L231 Difference]: Finished difference. Result has 312 places, 312 transitions, 636 flow [2024-12-02 15:34:51,905 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=436, PETRI_DIFFERENCE_MINUEND_FLOW=632, PETRI_DIFFERENCE_MINUEND_PLACES=310, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=312, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=310, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=636, PETRI_PLACES=312, PETRI_TRANSITIONS=312} [2024-12-02 15:34:51,906 INFO L279 CegarLoopForPetriNet]: 407 programPoint places, -95 predicate places. [2024-12-02 15:34:51,906 INFO L471 AbstractCegarLoop]: Abstraction has has 312 places, 312 transitions, 636 flow [2024-12-02 15:34:51,906 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:51,906 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 15:34:51,907 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:51,907 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 15:34:51,907 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-12-02 15:34:51,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:51,908 INFO L85 PathProgramCache]: Analyzing trace with hash 2107228038, now seen corresponding path program 1 times [2024-12-02 15:34:51,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:51,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924816376] [2024-12-02 15:34:51,908 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:51,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:51,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:51,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 15:34:51,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:51,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924816376] [2024-12-02 15:34:51,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924816376] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:51,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:51,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 15:34:51,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241194083] [2024-12-02 15:34:51,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:51,971 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:34:51,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:51,972 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:34:51,972 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:34:51,992 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 436 [2024-12-02 15:34:51,994 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 312 places, 312 transitions, 636 flow. Second operand has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:51,994 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 15:34:51,994 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 436 [2024-12-02 15:34:51,994 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 15:34:52,354 INFO L124 PetriNetUnfolderBase]: 451/1175 cut-off events. [2024-12-02 15:34:52,354 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 15:34:52,357 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1834 conditions, 1175 events. 451/1175 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5127 event pairs, 272 based on Foata normal form. 0/1059 useless extension candidates. Maximal degree in co-relation 1779. Up to 613 conditions per place. [2024-12-02 15:34:52,362 INFO L140 encePairwiseOnDemand]: 433/436 looper letters, 24 selfloop transitions, 2 changer transitions 0/311 dead transitions. [2024-12-02 15:34:52,363 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 311 transitions, 686 flow [2024-12-02 15:34:52,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:34:52,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 15:34:52,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 966 transitions. [2024-12-02 15:34:52,366 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7385321100917431 [2024-12-02 15:34:52,366 INFO L175 Difference]: Start difference. First operand has 312 places, 312 transitions, 636 flow. Second operand 3 states and 966 transitions. [2024-12-02 15:34:52,366 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 311 transitions, 686 flow [2024-12-02 15:34:52,368 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 311 places, 311 transitions, 682 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 15:34:52,372 INFO L231 Difference]: Finished difference. Result has 311 places, 311 transitions, 634 flow [2024-12-02 15:34:52,373 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=436, PETRI_DIFFERENCE_MINUEND_FLOW=630, PETRI_DIFFERENCE_MINUEND_PLACES=309, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=311, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=309, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=634, PETRI_PLACES=311, PETRI_TRANSITIONS=311} [2024-12-02 15:34:52,374 INFO L279 CegarLoopForPetriNet]: 407 programPoint places, -96 predicate places. [2024-12-02 15:34:52,374 INFO L471 AbstractCegarLoop]: Abstraction has has 311 places, 311 transitions, 634 flow [2024-12-02 15:34:52,374 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:52,375 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 15:34:52,375 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:52,375 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 15:34:52,375 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-12-02 15:34:52,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:52,376 INFO L85 PathProgramCache]: Analyzing trace with hash -1745876619, now seen corresponding path program 1 times [2024-12-02 15:34:52,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:52,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160210536] [2024-12-02 15:34:52,376 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:52,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:52,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 15:34:52,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:52,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160210536] [2024-12-02 15:34:52,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160210536] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:52,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:52,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 15:34:52,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218449264] [2024-12-02 15:34:52,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:52,433 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:34:52,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:52,434 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:34:52,434 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:34:52,447 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 436 [2024-12-02 15:34:52,448 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 311 places, 311 transitions, 634 flow. Second operand has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:52,448 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 15:34:52,448 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 436 [2024-12-02 15:34:52,449 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 15:34:52,852 INFO L124 PetriNetUnfolderBase]: 595/1561 cut-off events. [2024-12-02 15:34:52,852 INFO L125 PetriNetUnfolderBase]: For 50/50 co-relation queries the response was YES. [2024-12-02 15:34:52,856 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2422 conditions, 1561 events. 595/1561 cut-off events. For 50/50 co-relation queries the response was YES. Maximal size of possible extension queue 87. Compared 8252 event pairs, 228 based on Foata normal form. 0/1398 useless extension candidates. Maximal degree in co-relation 2359. Up to 435 conditions per place. [2024-12-02 15:34:52,864 INFO L140 encePairwiseOnDemand]: 433/436 looper letters, 36 selfloop transitions, 2 changer transitions 0/325 dead transitions. [2024-12-02 15:34:52,864 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 312 places, 325 transitions, 743 flow [2024-12-02 15:34:52,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:34:52,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 15:34:52,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 990 transitions. [2024-12-02 15:34:52,867 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7568807339449541 [2024-12-02 15:34:52,868 INFO L175 Difference]: Start difference. First operand has 311 places, 311 transitions, 634 flow. Second operand 3 states and 990 transitions. [2024-12-02 15:34:52,868 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 312 places, 325 transitions, 743 flow [2024-12-02 15:34:52,870 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 310 places, 325 transitions, 739 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 15:34:52,874 INFO L231 Difference]: Finished difference. Result has 311 places, 311 transitions, 638 flow [2024-12-02 15:34:52,875 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=436, PETRI_DIFFERENCE_MINUEND_FLOW=628, PETRI_DIFFERENCE_MINUEND_PLACES=308, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=310, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=308, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=638, PETRI_PLACES=311, PETRI_TRANSITIONS=311} [2024-12-02 15:34:52,875 INFO L279 CegarLoopForPetriNet]: 407 programPoint places, -96 predicate places. [2024-12-02 15:34:52,875 INFO L471 AbstractCegarLoop]: Abstraction has has 311 places, 311 transitions, 638 flow [2024-12-02 15:34:52,876 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:52,876 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 15:34:52,876 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:52,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 15:34:52,877 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-12-02 15:34:52,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:52,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1455577627, now seen corresponding path program 1 times [2024-12-02 15:34:52,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:52,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158071175] [2024-12-02 15:34:52,878 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:52,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:52,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:52,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 15:34:52,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:52,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158071175] [2024-12-02 15:34:52,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158071175] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:52,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:52,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 15:34:52,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788394172] [2024-12-02 15:34:52,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:52,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:34:52,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:52,926 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:34:52,927 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:34:52,937 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 436 [2024-12-02 15:34:52,939 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 311 places, 311 transitions, 638 flow. Second operand has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:52,939 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 15:34:52,939 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 436 [2024-12-02 15:34:52,939 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 15:34:53,319 INFO L124 PetriNetUnfolderBase]: 595/1563 cut-off events. [2024-12-02 15:34:53,319 INFO L125 PetriNetUnfolderBase]: For 151/151 co-relation queries the response was YES. [2024-12-02 15:34:53,321 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2570 conditions, 1563 events. 595/1563 cut-off events. For 151/151 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 8331 event pairs, 375 based on Foata normal form. 0/1400 useless extension candidates. Maximal degree in co-relation 1268. Up to 808 conditions per place. [2024-12-02 15:34:53,325 INFO L140 encePairwiseOnDemand]: 433/436 looper letters, 24 selfloop transitions, 2 changer transitions 0/310 dead transitions. [2024-12-02 15:34:53,326 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 312 places, 310 transitions, 688 flow [2024-12-02 15:34:53,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:34:53,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 15:34:53,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 968 transitions. [2024-12-02 15:34:53,328 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7400611620795107 [2024-12-02 15:34:53,328 INFO L175 Difference]: Start difference. First operand has 311 places, 311 transitions, 638 flow. Second operand 3 states and 968 transitions. [2024-12-02 15:34:53,328 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 312 places, 310 transitions, 688 flow [2024-12-02 15:34:53,330 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 311 places, 310 transitions, 686 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-12-02 15:34:53,332 INFO L231 Difference]: Finished difference. Result has 311 places, 310 transitions, 638 flow [2024-12-02 15:34:53,332 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=436, PETRI_DIFFERENCE_MINUEND_FLOW=634, PETRI_DIFFERENCE_MINUEND_PLACES=309, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=310, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=308, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=638, PETRI_PLACES=311, PETRI_TRANSITIONS=310} [2024-12-02 15:34:53,333 INFO L279 CegarLoopForPetriNet]: 407 programPoint places, -96 predicate places. [2024-12-02 15:34:53,333 INFO L471 AbstractCegarLoop]: Abstraction has has 311 places, 310 transitions, 638 flow [2024-12-02 15:34:53,333 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:53,333 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 15:34:53,334 INFO L206 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] [2024-12-02 15:34:53,334 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 15:34:53,334 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-12-02 15:34:53,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:53,334 INFO L85 PathProgramCache]: Analyzing trace with hash 433887418, now seen corresponding path program 1 times [2024-12-02 15:34:53,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:53,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075880091] [2024-12-02 15:34:53,334 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:53,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:53,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:53,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 15:34:53,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:53,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075880091] [2024-12-02 15:34:53,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075880091] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:53,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:53,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 15:34:53,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056541573] [2024-12-02 15:34:53,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:53,373 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:34:53,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:53,373 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:34:53,373 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:34:53,386 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 436 [2024-12-02 15:34:53,387 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 311 places, 310 transitions, 638 flow. Second operand has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:53,387 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 15:34:53,387 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 436 [2024-12-02 15:34:53,387 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 15:34:53,719 INFO L124 PetriNetUnfolderBase]: 595/1562 cut-off events. [2024-12-02 15:34:53,719 INFO L125 PetriNetUnfolderBase]: For 150/150 co-relation queries the response was YES. [2024-12-02 15:34:53,723 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2524 conditions, 1562 events. 595/1562 cut-off events. For 150/150 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 8332 event pairs, 375 based on Foata normal form. 0/1400 useless extension candidates. Maximal degree in co-relation 2452. Up to 809 conditions per place. [2024-12-02 15:34:53,730 INFO L140 encePairwiseOnDemand]: 433/436 looper letters, 25 selfloop transitions, 2 changer transitions 0/309 dead transitions. [2024-12-02 15:34:53,730 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 312 places, 309 transitions, 690 flow [2024-12-02 15:34:53,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:34:53,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 15:34:53,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 966 transitions. [2024-12-02 15:34:53,733 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7385321100917431 [2024-12-02 15:34:53,733 INFO L175 Difference]: Start difference. First operand has 311 places, 310 transitions, 638 flow. Second operand 3 states and 966 transitions. [2024-12-02 15:34:53,734 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 312 places, 309 transitions, 690 flow [2024-12-02 15:34:53,736 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 310 places, 309 transitions, 686 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 15:34:53,739 INFO L231 Difference]: Finished difference. Result has 310 places, 309 transitions, 636 flow [2024-12-02 15:34:53,740 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=436, PETRI_DIFFERENCE_MINUEND_FLOW=632, PETRI_DIFFERENCE_MINUEND_PLACES=308, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=309, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=307, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=636, PETRI_PLACES=310, PETRI_TRANSITIONS=309} [2024-12-02 15:34:53,740 INFO L279 CegarLoopForPetriNet]: 407 programPoint places, -97 predicate places. [2024-12-02 15:34:53,740 INFO L471 AbstractCegarLoop]: Abstraction has has 310 places, 309 transitions, 636 flow [2024-12-02 15:34:53,741 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:53,741 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 15:34:53,741 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:53,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 15:34:53,742 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-12-02 15:34:53,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:53,742 INFO L85 PathProgramCache]: Analyzing trace with hash 943322000, now seen corresponding path program 1 times [2024-12-02 15:34:53,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:53,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370434833] [2024-12-02 15:34:53,743 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:53,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:53,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:53,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 15:34:53,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:53,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370434833] [2024-12-02 15:34:53,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370434833] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:53,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:53,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 15:34:53,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382081841] [2024-12-02 15:34:53,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:53,787 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:34:53,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:53,788 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:34:53,788 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:34:53,802 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 436 [2024-12-02 15:34:53,803 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 310 places, 309 transitions, 636 flow. Second operand has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:53,803 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 15:34:53,803 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 436 [2024-12-02 15:34:53,803 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 15:34:54,260 INFO L124 PetriNetUnfolderBase]: 749/1867 cut-off events. [2024-12-02 15:34:54,260 INFO L125 PetriNetUnfolderBase]: For 197/197 co-relation queries the response was YES. [2024-12-02 15:34:54,262 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3062 conditions, 1867 events. 749/1867 cut-off events. For 197/197 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 10357 event pairs, 262 based on Foata normal form. 0/1686 useless extension candidates. Maximal degree in co-relation 2982. Up to 544 conditions per place. [2024-12-02 15:34:54,268 INFO L140 encePairwiseOnDemand]: 433/436 looper letters, 37 selfloop transitions, 2 changer transitions 0/323 dead transitions. [2024-12-02 15:34:54,268 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 311 places, 323 transitions, 750 flow [2024-12-02 15:34:54,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:34:54,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 15:34:54,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 989 transitions. [2024-12-02 15:34:54,271 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7561162079510704 [2024-12-02 15:34:54,272 INFO L175 Difference]: Start difference. First operand has 310 places, 309 transitions, 636 flow. Second operand 3 states and 989 transitions. [2024-12-02 15:34:54,272 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 311 places, 323 transitions, 750 flow [2024-12-02 15:34:54,274 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 309 places, 323 transitions, 746 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 15:34:54,278 INFO L231 Difference]: Finished difference. Result has 310 places, 309 transitions, 640 flow [2024-12-02 15:34:54,278 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=436, PETRI_DIFFERENCE_MINUEND_FLOW=630, PETRI_DIFFERENCE_MINUEND_PLACES=307, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=308, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=306, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=640, PETRI_PLACES=310, PETRI_TRANSITIONS=309} [2024-12-02 15:34:54,279 INFO L279 CegarLoopForPetriNet]: 407 programPoint places, -97 predicate places. [2024-12-02 15:34:54,279 INFO L471 AbstractCegarLoop]: Abstraction has has 310 places, 309 transitions, 640 flow [2024-12-02 15:34:54,280 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:54,280 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 15:34:54,280 INFO L206 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] [2024-12-02 15:34:54,280 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 15:34:54,281 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-12-02 15:34:54,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:54,281 INFO L85 PathProgramCache]: Analyzing trace with hash -541337105, now seen corresponding path program 1 times [2024-12-02 15:34:54,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:54,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19644709] [2024-12-02 15:34:54,282 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:54,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:54,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:54,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 15:34:54,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:54,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19644709] [2024-12-02 15:34:54,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19644709] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:54,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:54,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 15:34:54,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095792270] [2024-12-02 15:34:54,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:54,327 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:34:54,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:54,327 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:34:54,327 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:34:54,335 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 436 [2024-12-02 15:34:54,336 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 310 places, 309 transitions, 640 flow. Second operand has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:54,336 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 15:34:54,336 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 436 [2024-12-02 15:34:54,336 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 15:34:54,740 INFO L124 PetriNetUnfolderBase]: 749/1990 cut-off events. [2024-12-02 15:34:54,740 INFO L125 PetriNetUnfolderBase]: For 305/305 co-relation queries the response was YES. [2024-12-02 15:34:54,743 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3349 conditions, 1990 events. 749/1990 cut-off events. For 305/305 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 12055 event pairs, 488 based on Foata normal form. 0/1772 useless extension candidates. Maximal degree in co-relation 1766. Up to 1018 conditions per place. [2024-12-02 15:34:54,750 INFO L140 encePairwiseOnDemand]: 433/436 looper letters, 25 selfloop transitions, 2 changer transitions 0/308 dead transitions. [2024-12-02 15:34:54,750 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 311 places, 308 transitions, 692 flow [2024-12-02 15:34:54,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:34:54,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 15:34:54,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 968 transitions. [2024-12-02 15:34:54,752 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7400611620795107 [2024-12-02 15:34:54,752 INFO L175 Difference]: Start difference. First operand has 310 places, 309 transitions, 640 flow. Second operand 3 states and 968 transitions. [2024-12-02 15:34:54,752 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 311 places, 308 transitions, 692 flow [2024-12-02 15:34:54,754 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 310 places, 308 transitions, 690 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-12-02 15:34:54,756 INFO L231 Difference]: Finished difference. Result has 310 places, 308 transitions, 640 flow [2024-12-02 15:34:54,757 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=436, PETRI_DIFFERENCE_MINUEND_FLOW=636, PETRI_DIFFERENCE_MINUEND_PLACES=308, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=308, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=306, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=640, PETRI_PLACES=310, PETRI_TRANSITIONS=308} [2024-12-02 15:34:54,757 INFO L279 CegarLoopForPetriNet]: 407 programPoint places, -97 predicate places. [2024-12-02 15:34:54,757 INFO L471 AbstractCegarLoop]: Abstraction has has 310 places, 308 transitions, 640 flow [2024-12-02 15:34:54,758 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:54,758 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 15:34:54,758 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:54,758 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 15:34:54,758 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-12-02 15:34:54,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:54,759 INFO L85 PathProgramCache]: Analyzing trace with hash 630628522, now seen corresponding path program 1 times [2024-12-02 15:34:54,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:54,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574444880] [2024-12-02 15:34:54,759 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:54,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:54,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 15:34:54,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:54,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574444880] [2024-12-02 15:34:54,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574444880] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:54,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:54,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 15:34:54,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897462582] [2024-12-02 15:34:54,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:54,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:34:54,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:54,807 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:34:54,808 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:34:54,814 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 436 [2024-12-02 15:34:54,815 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 310 places, 308 transitions, 640 flow. Second operand has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:54,815 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 15:34:54,815 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 436 [2024-12-02 15:34:54,815 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 15:34:55,154 INFO L124 PetriNetUnfolderBase]: 749/1989 cut-off events. [2024-12-02 15:34:55,154 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-12-02 15:34:55,157 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3294 conditions, 1989 events. 749/1989 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 12036 event pairs, 488 based on Foata normal form. 0/1772 useless extension candidates. Maximal degree in co-relation 3205. Up to 1016 conditions per place. [2024-12-02 15:34:55,162 INFO L140 encePairwiseOnDemand]: 434/436 looper letters, 24 selfloop transitions, 1 changer transitions 0/307 dead transitions. [2024-12-02 15:34:55,162 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 311 places, 307 transitions, 688 flow [2024-12-02 15:34:55,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:34:55,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 15:34:55,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 975 transitions. [2024-12-02 15:34:55,165 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7454128440366973 [2024-12-02 15:34:55,165 INFO L175 Difference]: Start difference. First operand has 310 places, 308 transitions, 640 flow. Second operand 3 states and 975 transitions. [2024-12-02 15:34:55,165 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 311 places, 307 transitions, 688 flow [2024-12-02 15:34:55,168 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 309 places, 307 transitions, 684 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 15:34:55,170 INFO L231 Difference]: Finished difference. Result has 309 places, 307 transitions, 636 flow [2024-12-02 15:34:55,170 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=436, PETRI_DIFFERENCE_MINUEND_FLOW=634, PETRI_DIFFERENCE_MINUEND_PLACES=307, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=307, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=306, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=636, PETRI_PLACES=309, PETRI_TRANSITIONS=307} [2024-12-02 15:34:55,171 INFO L279 CegarLoopForPetriNet]: 407 programPoint places, -98 predicate places. [2024-12-02 15:34:55,171 INFO L471 AbstractCegarLoop]: Abstraction has has 309 places, 307 transitions, 636 flow [2024-12-02 15:34:55,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:55,171 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 15:34:55,172 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:55,172 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 15:34:55,172 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-12-02 15:34:55,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:55,172 INFO L85 PathProgramCache]: Analyzing trace with hash -875682641, now seen corresponding path program 1 times [2024-12-02 15:34:55,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:55,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556234086] [2024-12-02 15:34:55,173 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:55,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:55,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:55,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 15:34:55,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:55,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556234086] [2024-12-02 15:34:55,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556234086] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:55,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:55,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 15:34:55,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331063733] [2024-12-02 15:34:55,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:55,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:34:55,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:55,228 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:34:55,228 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:34:55,240 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 436 [2024-12-02 15:34:55,242 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 309 places, 307 transitions, 636 flow. Second operand has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:55,242 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 15:34:55,242 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 436 [2024-12-02 15:34:55,242 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 15:34:55,558 INFO L124 PetriNetUnfolderBase]: 749/1988 cut-off events. [2024-12-02 15:34:55,558 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-12-02 15:34:55,561 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3294 conditions, 1988 events. 749/1988 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 12030 event pairs, 488 based on Foata normal form. 0/1772 useless extension candidates. Maximal degree in co-relation 3205. Up to 1018 conditions per place. [2024-12-02 15:34:55,565 INFO L140 encePairwiseOnDemand]: 433/436 looper letters, 25 selfloop transitions, 2 changer transitions 0/306 dead transitions. [2024-12-02 15:34:55,565 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 310 places, 306 transitions, 688 flow [2024-12-02 15:34:55,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:34:55,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 15:34:55,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 968 transitions. [2024-12-02 15:34:55,568 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7400611620795107 [2024-12-02 15:34:55,568 INFO L175 Difference]: Start difference. First operand has 309 places, 307 transitions, 636 flow. Second operand 3 states and 968 transitions. [2024-12-02 15:34:55,568 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 310 places, 306 transitions, 688 flow [2024-12-02 15:34:55,570 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 309 places, 306 transitions, 687 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-12-02 15:34:55,572 INFO L231 Difference]: Finished difference. Result has 309 places, 306 transitions, 637 flow [2024-12-02 15:34:55,573 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=436, PETRI_DIFFERENCE_MINUEND_FLOW=633, PETRI_DIFFERENCE_MINUEND_PLACES=307, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=306, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=304, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=637, PETRI_PLACES=309, PETRI_TRANSITIONS=306} [2024-12-02 15:34:55,573 INFO L279 CegarLoopForPetriNet]: 407 programPoint places, -98 predicate places. [2024-12-02 15:34:55,573 INFO L471 AbstractCegarLoop]: Abstraction has has 309 places, 306 transitions, 637 flow [2024-12-02 15:34:55,574 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:55,574 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 15:34:55,574 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:55,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 15:34:55,574 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-12-02 15:34:55,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:55,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1035167113, now seen corresponding path program 1 times [2024-12-02 15:34:55,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:55,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669758898] [2024-12-02 15:34:55,575 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:55,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:55,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:56,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 15:34:56,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:56,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669758898] [2024-12-02 15:34:56,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669758898] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:56,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:56,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 15:34:56,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111843419] [2024-12-02 15:34:56,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:56,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 15:34:56,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:56,176 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 15:34:56,176 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-12-02 15:34:56,429 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 436 [2024-12-02 15:34:56,431 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 309 places, 306 transitions, 637 flow. Second operand has 6 states, 6 states have (on average 280.5) internal successors, (1683), 6 states have internal predecessors, (1683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:56,431 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 15:34:56,432 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 436 [2024-12-02 15:34:56,432 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 15:34:56,888 INFO L124 PetriNetUnfolderBase]: 749/1985 cut-off events. [2024-12-02 15:34:56,888 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-12-02 15:34:56,891 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3327 conditions, 1985 events. 749/1985 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 12012 event pairs, 488 based on Foata normal form. 0/1772 useless extension candidates. Maximal degree in co-relation 3239. Up to 1039 conditions per place. [2024-12-02 15:34:56,897 INFO L140 encePairwiseOnDemand]: 418/436 looper letters, 46 selfloop transitions, 15 changer transitions 0/303 dead transitions. [2024-12-02 15:34:56,897 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 311 places, 303 transitions, 753 flow [2024-12-02 15:34:56,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 15:34:56,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-12-02 15:34:56,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1736 transitions. [2024-12-02 15:34:56,901 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.6636085626911316 [2024-12-02 15:34:56,901 INFO L175 Difference]: Start difference. First operand has 309 places, 306 transitions, 637 flow. Second operand 6 states and 1736 transitions. [2024-12-02 15:34:56,901 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 311 places, 303 transitions, 753 flow [2024-12-02 15:34:56,904 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 309 places, 303 transitions, 749 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 15:34:56,907 INFO L231 Difference]: Finished difference. Result has 309 places, 303 transitions, 657 flow [2024-12-02 15:34:56,907 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=436, PETRI_DIFFERENCE_MINUEND_FLOW=627, PETRI_DIFFERENCE_MINUEND_PLACES=304, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=303, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=288, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=657, PETRI_PLACES=309, PETRI_TRANSITIONS=303} [2024-12-02 15:34:56,908 INFO L279 CegarLoopForPetriNet]: 407 programPoint places, -98 predicate places. [2024-12-02 15:34:56,908 INFO L471 AbstractCegarLoop]: Abstraction has has 309 places, 303 transitions, 657 flow [2024-12-02 15:34:56,909 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 280.5) internal successors, (1683), 6 states have internal predecessors, (1683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:56,909 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 15:34:56,909 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:56,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 15:34:56,910 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-12-02 15:34:56,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:56,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1036914002, now seen corresponding path program 1 times [2024-12-02 15:34:56,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:56,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573667648] [2024-12-02 15:34:56,910 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:56,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:56,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 15:34:56,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:56,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573667648] [2024-12-02 15:34:56,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573667648] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:56,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:56,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 15:34:56,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298768213] [2024-12-02 15:34:56,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:56,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:34:56,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:56,956 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:34:56,956 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:34:56,963 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 436 [2024-12-02 15:34:56,964 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 309 places, 303 transitions, 657 flow. Second operand has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:56,964 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 15:34:56,964 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 436 [2024-12-02 15:34:56,964 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 15:34:57,380 INFO L124 PetriNetUnfolderBase]: 749/1984 cut-off events. [2024-12-02 15:34:57,380 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-12-02 15:34:57,384 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3303 conditions, 1984 events. 749/1984 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 12046 event pairs, 488 based on Foata normal form. 0/1772 useless extension candidates. Maximal degree in co-relation 3253. Up to 1016 conditions per place. [2024-12-02 15:34:57,390 INFO L140 encePairwiseOnDemand]: 434/436 looper letters, 24 selfloop transitions, 1 changer transitions 0/302 dead transitions. [2024-12-02 15:34:57,390 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 310 places, 302 transitions, 705 flow [2024-12-02 15:34:57,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:34:57,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 15:34:57,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 975 transitions. [2024-12-02 15:34:57,392 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7454128440366973 [2024-12-02 15:34:57,392 INFO L175 Difference]: Start difference. First operand has 309 places, 303 transitions, 657 flow. Second operand 3 states and 975 transitions. [2024-12-02 15:34:57,392 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 310 places, 302 transitions, 705 flow [2024-12-02 15:34:57,395 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 302 transitions, 675 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-12-02 15:34:57,398 INFO L231 Difference]: Finished difference. Result has 305 places, 302 transitions, 627 flow [2024-12-02 15:34:57,399 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=436, PETRI_DIFFERENCE_MINUEND_FLOW=625, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=302, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=301, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=627, PETRI_PLACES=305, PETRI_TRANSITIONS=302} [2024-12-02 15:34:57,399 INFO L279 CegarLoopForPetriNet]: 407 programPoint places, -102 predicate places. [2024-12-02 15:34:57,399 INFO L471 AbstractCegarLoop]: Abstraction has has 305 places, 302 transitions, 627 flow [2024-12-02 15:34:57,400 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:57,400 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 15:34:57,400 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:57,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 15:34:57,400 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-12-02 15:34:57,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:57,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1540790339, now seen corresponding path program 1 times [2024-12-02 15:34:57,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:57,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221673726] [2024-12-02 15:34:57,401 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:57,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:57,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 15:34:57,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:57,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221673726] [2024-12-02 15:34:57,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221673726] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:57,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:57,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 15:34:57,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875537332] [2024-12-02 15:34:57,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:57,459 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:34:57,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:57,460 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:34:57,460 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:34:57,470 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 436 [2024-12-02 15:34:57,471 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 305 places, 302 transitions, 627 flow. Second operand has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:57,472 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 15:34:57,472 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 436 [2024-12-02 15:34:57,472 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 15:34:57,881 INFO L124 PetriNetUnfolderBase]: 749/1983 cut-off events. [2024-12-02 15:34:57,881 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-12-02 15:34:57,883 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3290 conditions, 1983 events. 749/1983 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 12003 event pairs, 488 based on Foata normal form. 0/1772 useless extension candidates. Maximal degree in co-relation 3201. Up to 1018 conditions per place. [2024-12-02 15:34:57,889 INFO L140 encePairwiseOnDemand]: 433/436 looper letters, 25 selfloop transitions, 2 changer transitions 0/301 dead transitions. [2024-12-02 15:34:57,889 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 306 places, 301 transitions, 679 flow [2024-12-02 15:34:57,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:34:57,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 15:34:57,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 968 transitions. [2024-12-02 15:34:57,892 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7400611620795107 [2024-12-02 15:34:57,892 INFO L175 Difference]: Start difference. First operand has 305 places, 302 transitions, 627 flow. Second operand 3 states and 968 transitions. [2024-12-02 15:34:57,892 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 306 places, 301 transitions, 679 flow [2024-12-02 15:34:57,894 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 301 transitions, 678 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-12-02 15:34:57,896 INFO L231 Difference]: Finished difference. Result has 305 places, 301 transitions, 628 flow [2024-12-02 15:34:57,896 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=436, PETRI_DIFFERENCE_MINUEND_FLOW=624, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=301, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=299, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=628, PETRI_PLACES=305, PETRI_TRANSITIONS=301} [2024-12-02 15:34:57,897 INFO L279 CegarLoopForPetriNet]: 407 programPoint places, -102 predicate places. [2024-12-02 15:34:57,897 INFO L471 AbstractCegarLoop]: Abstraction has has 305 places, 301 transitions, 628 flow [2024-12-02 15:34:57,898 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:57,898 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 15:34:57,898 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:57,898 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 15:34:57,898 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-12-02 15:34:57,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:57,898 INFO L85 PathProgramCache]: Analyzing trace with hash 565787091, now seen corresponding path program 1 times [2024-12-02 15:34:57,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:57,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29943158] [2024-12-02 15:34:57,899 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:57,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:57,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:57,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 15:34:57,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:57,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29943158] [2024-12-02 15:34:57,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29943158] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:57,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:57,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 15:34:57,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293317003] [2024-12-02 15:34:57,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:57,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:34:57,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:57,947 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:34:57,947 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:34:57,958 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 436 [2024-12-02 15:34:57,960 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 305 places, 301 transitions, 628 flow. Second operand has 3 states, 3 states have (on average 315.0) internal successors, (945), 3 states have internal predecessors, (945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:57,960 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 15:34:57,960 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 436 [2024-12-02 15:34:57,960 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 15:34:58,321 INFO L124 PetriNetUnfolderBase]: 749/1981 cut-off events. [2024-12-02 15:34:58,321 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-12-02 15:34:58,325 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3290 conditions, 1981 events. 749/1981 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 11998 event pairs, 488 based on Foata normal form. 0/1772 useless extension candidates. Maximal degree in co-relation 3201. Up to 1018 conditions per place. [2024-12-02 15:34:58,330 INFO L140 encePairwiseOnDemand]: 433/436 looper letters, 26 selfloop transitions, 1 changer transitions 0/299 dead transitions. [2024-12-02 15:34:58,330 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 305 places, 299 transitions, 678 flow [2024-12-02 15:34:58,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:34:58,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 15:34:58,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 969 transitions. [2024-12-02 15:34:58,332 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7408256880733946 [2024-12-02 15:34:58,332 INFO L175 Difference]: Start difference. First operand has 305 places, 301 transitions, 628 flow. Second operand 3 states and 969 transitions. [2024-12-02 15:34:58,332 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 305 places, 299 transitions, 678 flow [2024-12-02 15:34:58,335 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 303 places, 299 transitions, 674 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 15:34:58,337 INFO L231 Difference]: Finished difference. Result has 303 places, 299 transitions, 622 flow [2024-12-02 15:34:58,337 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=436, PETRI_DIFFERENCE_MINUEND_FLOW=620, PETRI_DIFFERENCE_MINUEND_PLACES=301, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=299, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=298, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=622, PETRI_PLACES=303, PETRI_TRANSITIONS=299} [2024-12-02 15:34:58,337 INFO L279 CegarLoopForPetriNet]: 407 programPoint places, -104 predicate places. [2024-12-02 15:34:58,337 INFO L471 AbstractCegarLoop]: Abstraction has has 303 places, 299 transitions, 622 flow [2024-12-02 15:34:58,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 315.0) internal successors, (945), 3 states have internal predecessors, (945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:58,338 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 15:34:58,338 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:58,338 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 15:34:58,338 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-12-02 15:34:58,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:58,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1999934, now seen corresponding path program 1 times [2024-12-02 15:34:58,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:58,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182467934] [2024-12-02 15:34:58,338 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:58,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:58,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:58,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 15:34:58,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:58,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182467934] [2024-12-02 15:34:58,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182467934] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:58,400 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:58,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 15:34:58,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747777852] [2024-12-02 15:34:58,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:58,401 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:34:58,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:58,402 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:34:58,402 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:34:58,409 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 436 [2024-12-02 15:34:58,410 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 303 places, 299 transitions, 622 flow. Second operand has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:58,410 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 15:34:58,410 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 436 [2024-12-02 15:34:58,410 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 15:34:58,829 INFO L124 PetriNetUnfolderBase]: 749/1980 cut-off events. [2024-12-02 15:34:58,829 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-12-02 15:34:58,832 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3288 conditions, 1980 events. 749/1980 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 12053 event pairs, 488 based on Foata normal form. 0/1772 useless extension candidates. Maximal degree in co-relation 3199. Up to 1018 conditions per place. [2024-12-02 15:34:58,835 INFO L140 encePairwiseOnDemand]: 433/436 looper letters, 25 selfloop transitions, 2 changer transitions 0/298 dead transitions. [2024-12-02 15:34:58,835 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 304 places, 298 transitions, 674 flow [2024-12-02 15:34:58,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:34:58,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 15:34:58,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 968 transitions. [2024-12-02 15:34:58,839 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7400611620795107 [2024-12-02 15:34:58,839 INFO L175 Difference]: Start difference. First operand has 303 places, 299 transitions, 622 flow. Second operand 3 states and 968 transitions. [2024-12-02 15:34:58,839 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 304 places, 298 transitions, 674 flow [2024-12-02 15:34:58,841 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 303 places, 298 transitions, 673 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-12-02 15:34:58,843 INFO L231 Difference]: Finished difference. Result has 303 places, 298 transitions, 623 flow [2024-12-02 15:34:58,843 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=436, PETRI_DIFFERENCE_MINUEND_FLOW=619, PETRI_DIFFERENCE_MINUEND_PLACES=301, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=298, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=296, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=623, PETRI_PLACES=303, PETRI_TRANSITIONS=298} [2024-12-02 15:34:58,844 INFO L279 CegarLoopForPetriNet]: 407 programPoint places, -104 predicate places. [2024-12-02 15:34:58,844 INFO L471 AbstractCegarLoop]: Abstraction has has 303 places, 298 transitions, 623 flow [2024-12-02 15:34:58,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:58,845 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 15:34:58,845 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:58,845 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-12-02 15:34:58,845 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-12-02 15:34:58,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:58,846 INFO L85 PathProgramCache]: Analyzing trace with hash 155937662, now seen corresponding path program 1 times [2024-12-02 15:34:58,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:58,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906283127] [2024-12-02 15:34:58,847 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:58,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:58,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:58,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 15:34:58,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:58,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906283127] [2024-12-02 15:34:58,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906283127] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:58,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:58,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 15:34:58,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443299684] [2024-12-02 15:34:58,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:58,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:34:58,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:58,951 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:34:58,952 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:34:58,954 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 318 out of 436 [2024-12-02 15:34:58,955 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 303 places, 298 transitions, 623 flow. Second operand has 3 states, 3 states have (on average 322.6666666666667) internal successors, (968), 3 states have internal predecessors, (968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:58,955 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 15:34:58,955 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 318 of 436 [2024-12-02 15:34:58,955 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 15:34:59,311 INFO L124 PetriNetUnfolderBase]: 749/1976 cut-off events. [2024-12-02 15:34:59,311 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-12-02 15:34:59,314 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3285 conditions, 1976 events. 749/1976 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 12034 event pairs, 488 based on Foata normal form. 4/1772 useless extension candidates. Maximal degree in co-relation 3197. Up to 1015 conditions per place. [2024-12-02 15:34:59,314 INFO L140 encePairwiseOnDemand]: 434/436 looper letters, 0 selfloop transitions, 0 changer transitions 297/297 dead transitions. [2024-12-02 15:34:59,314 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 304 places, 297 transitions, 667 flow [2024-12-02 15:34:59,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:34:59,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 15:34:59,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 976 transitions. [2024-12-02 15:34:59,317 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.746177370030581 [2024-12-02 15:34:59,317 INFO L175 Difference]: Start difference. First operand has 303 places, 298 transitions, 623 flow. Second operand 3 states and 976 transitions. [2024-12-02 15:34:59,317 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 304 places, 297 transitions, 667 flow [2024-12-02 15:34:59,319 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 302 places, 297 transitions, 663 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 15:34:59,319 INFO L231 Difference]: Finished difference. Result has 302 places, 0 transitions, 0 flow [2024-12-02 15:34:59,320 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=436, PETRI_DIFFERENCE_MINUEND_FLOW=617, PETRI_DIFFERENCE_MINUEND_PLACES=300, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=297, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=297, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=302, PETRI_TRANSITIONS=0} [2024-12-02 15:34:59,320 INFO L279 CegarLoopForPetriNet]: 407 programPoint places, -105 predicate places. [2024-12-02 15:34:59,320 INFO L471 AbstractCegarLoop]: Abstraction has has 302 places, 0 transitions, 0 flow [2024-12-02 15:34:59,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 322.6666666666667) internal successors, (968), 3 states have internal predecessors, (968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:34:59,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (181 of 182 remaining) [2024-12-02 15:34:59,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (180 of 182 remaining) [2024-12-02 15:34:59,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (179 of 182 remaining) [2024-12-02 15:34:59,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (178 of 182 remaining) [2024-12-02 15:34:59,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (177 of 182 remaining) [2024-12-02 15:34:59,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (176 of 182 remaining) [2024-12-02 15:34:59,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (175 of 182 remaining) [2024-12-02 15:34:59,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (174 of 182 remaining) [2024-12-02 15:34:59,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (173 of 182 remaining) [2024-12-02 15:34:59,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (172 of 182 remaining) [2024-12-02 15:34:59,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (171 of 182 remaining) [2024-12-02 15:34:59,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (170 of 182 remaining) [2024-12-02 15:34:59,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (169 of 182 remaining) [2024-12-02 15:34:59,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (168 of 182 remaining) [2024-12-02 15:34:59,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (167 of 182 remaining) [2024-12-02 15:34:59,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (166 of 182 remaining) [2024-12-02 15:34:59,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (165 of 182 remaining) [2024-12-02 15:34:59,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (164 of 182 remaining) [2024-12-02 15:34:59,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (163 of 182 remaining) [2024-12-02 15:34:59,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (162 of 182 remaining) [2024-12-02 15:34:59,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (161 of 182 remaining) [2024-12-02 15:34:59,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (160 of 182 remaining) [2024-12-02 15:34:59,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (159 of 182 remaining) [2024-12-02 15:34:59,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (158 of 182 remaining) [2024-12-02 15:34:59,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (157 of 182 remaining) [2024-12-02 15:34:59,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (156 of 182 remaining) [2024-12-02 15:34:59,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (155 of 182 remaining) [2024-12-02 15:34:59,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (154 of 182 remaining) [2024-12-02 15:34:59,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (153 of 182 remaining) [2024-12-02 15:34:59,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (152 of 182 remaining) [2024-12-02 15:34:59,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (151 of 182 remaining) [2024-12-02 15:34:59,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (150 of 182 remaining) [2024-12-02 15:34:59,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (149 of 182 remaining) [2024-12-02 15:34:59,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (148 of 182 remaining) [2024-12-02 15:34:59,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (147 of 182 remaining) [2024-12-02 15:34:59,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (146 of 182 remaining) [2024-12-02 15:34:59,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (145 of 182 remaining) [2024-12-02 15:34:59,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (144 of 182 remaining) [2024-12-02 15:34:59,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (143 of 182 remaining) [2024-12-02 15:34:59,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (142 of 182 remaining) [2024-12-02 15:34:59,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (141 of 182 remaining) [2024-12-02 15:34:59,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (140 of 182 remaining) [2024-12-02 15:34:59,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (139 of 182 remaining) [2024-12-02 15:34:59,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (138 of 182 remaining) [2024-12-02 15:34:59,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (137 of 182 remaining) [2024-12-02 15:34:59,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (136 of 182 remaining) [2024-12-02 15:34:59,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (135 of 182 remaining) [2024-12-02 15:34:59,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (134 of 182 remaining) [2024-12-02 15:34:59,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (133 of 182 remaining) [2024-12-02 15:34:59,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (132 of 182 remaining) [2024-12-02 15:34:59,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (131 of 182 remaining) [2024-12-02 15:34:59,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (130 of 182 remaining) [2024-12-02 15:34:59,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (129 of 182 remaining) [2024-12-02 15:34:59,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (128 of 182 remaining) [2024-12-02 15:34:59,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (127 of 182 remaining) [2024-12-02 15:34:59,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (126 of 182 remaining) [2024-12-02 15:34:59,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (125 of 182 remaining) [2024-12-02 15:34:59,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (124 of 182 remaining) [2024-12-02 15:34:59,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (123 of 182 remaining) [2024-12-02 15:34:59,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (122 of 182 remaining) [2024-12-02 15:34:59,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (121 of 182 remaining) [2024-12-02 15:34:59,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (120 of 182 remaining) [2024-12-02 15:34:59,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (119 of 182 remaining) [2024-12-02 15:34:59,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (118 of 182 remaining) [2024-12-02 15:34:59,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (117 of 182 remaining) [2024-12-02 15:34:59,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (116 of 182 remaining) [2024-12-02 15:34:59,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (115 of 182 remaining) [2024-12-02 15:34:59,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (114 of 182 remaining) [2024-12-02 15:34:59,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (113 of 182 remaining) [2024-12-02 15:34:59,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (112 of 182 remaining) [2024-12-02 15:34:59,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (111 of 182 remaining) [2024-12-02 15:34:59,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (110 of 182 remaining) [2024-12-02 15:34:59,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (109 of 182 remaining) [2024-12-02 15:34:59,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (108 of 182 remaining) [2024-12-02 15:34:59,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (107 of 182 remaining) [2024-12-02 15:34:59,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (106 of 182 remaining) [2024-12-02 15:34:59,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (105 of 182 remaining) [2024-12-02 15:34:59,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (104 of 182 remaining) [2024-12-02 15:34:59,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (103 of 182 remaining) [2024-12-02 15:34:59,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (102 of 182 remaining) [2024-12-02 15:34:59,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (101 of 182 remaining) [2024-12-02 15:34:59,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (100 of 182 remaining) [2024-12-02 15:34:59,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (99 of 182 remaining) [2024-12-02 15:34:59,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (98 of 182 remaining) [2024-12-02 15:34:59,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (97 of 182 remaining) [2024-12-02 15:34:59,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (96 of 182 remaining) [2024-12-02 15:34:59,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (95 of 182 remaining) [2024-12-02 15:34:59,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (94 of 182 remaining) [2024-12-02 15:34:59,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (93 of 182 remaining) [2024-12-02 15:34:59,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (92 of 182 remaining) [2024-12-02 15:34:59,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (91 of 182 remaining) [2024-12-02 15:34:59,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (90 of 182 remaining) [2024-12-02 15:34:59,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (89 of 182 remaining) [2024-12-02 15:34:59,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (88 of 182 remaining) [2024-12-02 15:34:59,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (87 of 182 remaining) [2024-12-02 15:34:59,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (86 of 182 remaining) [2024-12-02 15:34:59,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (85 of 182 remaining) [2024-12-02 15:34:59,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (84 of 182 remaining) [2024-12-02 15:34:59,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (83 of 182 remaining) [2024-12-02 15:34:59,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (82 of 182 remaining) [2024-12-02 15:34:59,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (81 of 182 remaining) [2024-12-02 15:34:59,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (80 of 182 remaining) [2024-12-02 15:34:59,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (79 of 182 remaining) [2024-12-02 15:34:59,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (78 of 182 remaining) [2024-12-02 15:34:59,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (77 of 182 remaining) [2024-12-02 15:34:59,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (76 of 182 remaining) [2024-12-02 15:34:59,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (75 of 182 remaining) [2024-12-02 15:34:59,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (74 of 182 remaining) [2024-12-02 15:34:59,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (73 of 182 remaining) [2024-12-02 15:34:59,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (72 of 182 remaining) [2024-12-02 15:34:59,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (71 of 182 remaining) [2024-12-02 15:34:59,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (70 of 182 remaining) [2024-12-02 15:34:59,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (69 of 182 remaining) [2024-12-02 15:34:59,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (68 of 182 remaining) [2024-12-02 15:34:59,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (67 of 182 remaining) [2024-12-02 15:34:59,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (66 of 182 remaining) [2024-12-02 15:34:59,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (65 of 182 remaining) [2024-12-02 15:34:59,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (64 of 182 remaining) [2024-12-02 15:34:59,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (63 of 182 remaining) [2024-12-02 15:34:59,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (62 of 182 remaining) [2024-12-02 15:34:59,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (61 of 182 remaining) [2024-12-02 15:34:59,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (60 of 182 remaining) [2024-12-02 15:34:59,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (59 of 182 remaining) [2024-12-02 15:34:59,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (58 of 182 remaining) [2024-12-02 15:34:59,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (57 of 182 remaining) [2024-12-02 15:34:59,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (56 of 182 remaining) [2024-12-02 15:34:59,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (55 of 182 remaining) [2024-12-02 15:34:59,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (54 of 182 remaining) [2024-12-02 15:34:59,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (53 of 182 remaining) [2024-12-02 15:34:59,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (52 of 182 remaining) [2024-12-02 15:34:59,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (51 of 182 remaining) [2024-12-02 15:34:59,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (50 of 182 remaining) [2024-12-02 15:34:59,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (49 of 182 remaining) [2024-12-02 15:34:59,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (48 of 182 remaining) [2024-12-02 15:34:59,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (47 of 182 remaining) [2024-12-02 15:34:59,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (46 of 182 remaining) [2024-12-02 15:34:59,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (45 of 182 remaining) [2024-12-02 15:34:59,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (44 of 182 remaining) [2024-12-02 15:34:59,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (43 of 182 remaining) [2024-12-02 15:34:59,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (42 of 182 remaining) [2024-12-02 15:34:59,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (41 of 182 remaining) [2024-12-02 15:34:59,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (40 of 182 remaining) [2024-12-02 15:34:59,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (39 of 182 remaining) [2024-12-02 15:34:59,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (38 of 182 remaining) [2024-12-02 15:34:59,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (37 of 182 remaining) [2024-12-02 15:34:59,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (36 of 182 remaining) [2024-12-02 15:34:59,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (35 of 182 remaining) [2024-12-02 15:34:59,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (34 of 182 remaining) [2024-12-02 15:34:59,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (33 of 182 remaining) [2024-12-02 15:34:59,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (32 of 182 remaining) [2024-12-02 15:34:59,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (31 of 182 remaining) [2024-12-02 15:34:59,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (30 of 182 remaining) [2024-12-02 15:34:59,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (29 of 182 remaining) [2024-12-02 15:34:59,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (28 of 182 remaining) [2024-12-02 15:34:59,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (27 of 182 remaining) [2024-12-02 15:34:59,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (26 of 182 remaining) [2024-12-02 15:34:59,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (25 of 182 remaining) [2024-12-02 15:34:59,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (24 of 182 remaining) [2024-12-02 15:34:59,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (23 of 182 remaining) [2024-12-02 15:34:59,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (22 of 182 remaining) [2024-12-02 15:34:59,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (21 of 182 remaining) [2024-12-02 15:34:59,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (20 of 182 remaining) [2024-12-02 15:34:59,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (19 of 182 remaining) [2024-12-02 15:34:59,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (18 of 182 remaining) [2024-12-02 15:34:59,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (17 of 182 remaining) [2024-12-02 15:34:59,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (16 of 182 remaining) [2024-12-02 15:34:59,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (15 of 182 remaining) [2024-12-02 15:34:59,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (14 of 182 remaining) [2024-12-02 15:34:59,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (13 of 182 remaining) [2024-12-02 15:34:59,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (12 of 182 remaining) [2024-12-02 15:34:59,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (11 of 182 remaining) [2024-12-02 15:34:59,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (10 of 182 remaining) [2024-12-02 15:34:59,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (9 of 182 remaining) [2024-12-02 15:34:59,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (8 of 182 remaining) [2024-12-02 15:34:59,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (7 of 182 remaining) [2024-12-02 15:34:59,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (6 of 182 remaining) [2024-12-02 15:34:59,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (5 of 182 remaining) [2024-12-02 15:34:59,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (4 of 182 remaining) [2024-12-02 15:34:59,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (3 of 182 remaining) [2024-12-02 15:34:59,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (2 of 182 remaining) [2024-12-02 15:34:59,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (1 of 182 remaining) [2024-12-02 15:34:59,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (0 of 182 remaining) [2024-12-02 15:34:59,335 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-12-02 15:34:59,336 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:59,341 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-12-02 15:34:59,341 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 15:34:59,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:34:59 BasicIcfg [2024-12-02 15:34:59,346 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 15:34:59,347 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 15:34:59,347 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 15:34:59,347 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 15:34:59,347 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:34:49" (3/4) ... [2024-12-02 15:34:59,348 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-02 15:34:59,350 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-12-02 15:34:59,350 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-12-02 15:34:59,350 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-12-02 15:34:59,351 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2024-12-02 15:34:59,356 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2024-12-02 15:34:59,356 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-02 15:34:59,357 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-02 15:34:59,357 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-02 15:34:59,427 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27320481-05b5-4fb2-b44d-d134d7f923c1/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml [2024-12-02 15:34:59,427 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27320481-05b5-4fb2-b44d-d134d7f923c1/bin/uautomizer-verify-84ZbGMXZE1/witness.yml [2024-12-02 15:34:59,427 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 15:34:59,428 INFO L158 Benchmark]: Toolchain (without parser) took 11617.44ms. Allocated memory was 117.4MB in the beginning and 453.0MB in the end (delta: 335.5MB). Free memory was 92.7MB in the beginning and 290.1MB in the end (delta: -197.4MB). Peak memory consumption was 133.9MB. Max. memory is 16.1GB. [2024-12-02 15:34:59,428 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 15:34:59,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.05ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 78.1MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 15:34:59,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.05ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 74.0MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 15:34:59,429 INFO L158 Benchmark]: Boogie Preprocessor took 51.20ms. Allocated memory is still 117.4MB. Free memory was 74.0MB in the beginning and 70.4MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 15:34:59,429 INFO L158 Benchmark]: RCFGBuilder took 1638.14ms. Allocated memory was 117.4MB in the beginning and 218.1MB in the end (delta: 100.7MB). Free memory was 70.4MB in the beginning and 120.4MB in the end (delta: -50.0MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2024-12-02 15:34:59,430 INFO L158 Benchmark]: TraceAbstraction took 9460.99ms. Allocated memory was 218.1MB in the beginning and 453.0MB in the end (delta: 234.9MB). Free memory was 120.4MB in the beginning and 294.3MB in the end (delta: -173.9MB). Peak memory consumption was 237.7MB. Max. memory is 16.1GB. [2024-12-02 15:34:59,430 INFO L158 Benchmark]: Witness Printer took 80.38ms. Allocated memory is still 453.0MB. Free memory was 294.3MB in the beginning and 290.1MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 15:34:59,432 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.05ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 78.1MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.05ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 74.0MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.20ms. Allocated memory is still 117.4MB. Free memory was 74.0MB in the beginning and 70.4MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1638.14ms. Allocated memory was 117.4MB in the beginning and 218.1MB in the end (delta: 100.7MB). Free memory was 70.4MB in the beginning and 120.4MB in the end (delta: -50.0MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. * TraceAbstraction took 9460.99ms. Allocated memory was 218.1MB in the beginning and 453.0MB in the end (delta: 234.9MB). Free memory was 120.4MB in the beginning and 294.3MB in the end (delta: -173.9MB). Peak memory consumption was 237.7MB. Max. memory is 16.1GB. * Witness Printer took 80.38ms. Allocated memory is still 453.0MB. Free memory was 294.3MB in the beginning and 290.1MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 130]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 162]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 162]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 162]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 530 locations, 182 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 9.2s, OverallIterations: 17, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 375 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 178 mSDsluCounter, 54 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 79 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1016 IncrementalHoareTripleChecker+Invalid, 1095 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 79 mSolverCounterUnsat, 54 mSDtfsCounter, 1016 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=854occurred in iteration=0, InterpolantAutomatonStates: 54, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1646 NumberOfCodeBlocks, 1646 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1629 ConstructedInterpolants, 0 QuantifiedInterpolants, 1776 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 99 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-12-02 15:34:59,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27320481-05b5-4fb2-b44d-d134d7f923c1/bin/uautomizer-verify-84ZbGMXZE1/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