./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! data-race) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', '103efe8931e099ca6c2446ad32c4c46818a6d213fc850bc42032bda38d601e6f'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 103efe8931e099ca6c2446ad32c4c46818a6d213fc850bc42032bda38d601e6f --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 15:43:50,813 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 15:43:50,913 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-07 15:43:50,918 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 15:43:50,918 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 15:43:50,942 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 15:43:50,942 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 15:43:50,943 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 15:43:50,943 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 15:43:50,943 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 15:43:50,943 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 15:43:50,943 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 15:43:50,943 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 15:43:50,944 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 15:43:50,944 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 15:43:50,944 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 15:43:50,944 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 15:43:50,944 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 15:43:50,944 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 15:43:50,946 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 15:43:50,946 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 15:43:50,946 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 15:43:50,946 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-07 15:43:50,946 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 15:43:50,946 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 15:43:50,946 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 15:43:50,946 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 15:43:50,946 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 15:43:50,946 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 15:43:50,947 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 15:43:50,947 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 15:43:50,947 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 15:43:50,947 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 15:43:50,947 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 15:43:50,947 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 15:43:50,947 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 15:43:50,947 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 15:43:50,947 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 15:43:50,947 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 15:43:50,947 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 15:43:50,947 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 15:43:50,947 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux 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 -> 103efe8931e099ca6c2446ad32c4c46818a6d213fc850bc42032bda38d601e6f [2024-11-07 15:43:51,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 15:43:51,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 15:43:51,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 15:43:51,264 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 15:43:51,264 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 15:43:51,266 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c [2024-11-07 15:43:52,639 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 15:43:52,886 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 15:43:52,889 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/weaver/parallel-misc-5.wvr.c [2024-11-07 15:43:52,898 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2dd3a420f/31f0ce7754bb49e6a854ea0403d75a0f/FLAGb9920a29b [2024-11-07 15:43:52,918 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2dd3a420f/31f0ce7754bb49e6a854ea0403d75a0f [2024-11-07 15:43:52,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 15:43:52,922 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 15:43:52,923 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 15:43:52,924 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 15:43:52,928 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 15:43:52,929 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:43:52" (1/1) ... [2024-11-07 15:43:52,929 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c29e984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:52, skipping insertion in model container [2024-11-07 15:43:52,929 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:43:52" (1/1) ... [2024-11-07 15:43:52,946 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 15:43:53,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 15:43:53,123 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 15:43:53,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 15:43:53,161 INFO L204 MainTranslator]: Completed translation [2024-11-07 15:43:53,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:53 WrapperNode [2024-11-07 15:43:53,161 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 15:43:53,162 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 15:43:53,163 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 15:43:53,163 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 15:43:53,168 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:53" (1/1) ... [2024-11-07 15:43:53,173 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:53" (1/1) ... [2024-11-07 15:43:53,206 INFO L138 Inliner]: procedures = 21, calls = 31, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 237 [2024-11-07 15:43:53,206 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 15:43:53,207 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 15:43:53,207 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 15:43:53,207 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 15:43:53,215 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:53" (1/1) ... [2024-11-07 15:43:53,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:53" (1/1) ... [2024-11-07 15:43:53,218 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:53" (1/1) ... [2024-11-07 15:43:53,218 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:53" (1/1) ... [2024-11-07 15:43:53,227 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:53" (1/1) ... [2024-11-07 15:43:53,233 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:53" (1/1) ... [2024-11-07 15:43:53,234 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:53" (1/1) ... [2024-11-07 15:43:53,236 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:53" (1/1) ... [2024-11-07 15:43:53,238 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 15:43:53,238 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 15:43:53,238 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 15:43:53,239 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 15:43:53,240 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:53" (1/1) ... [2024-11-07 15:43:53,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 15:43:53,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 15:43:53,276 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 15:43:53,281 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 15:43:53,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 15:43:53,306 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-07 15:43:53,306 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-07 15:43:53,306 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-07 15:43:53,307 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-07 15:43:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-07 15:43:53,307 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-07 15:43:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-07 15:43:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-07 15:43:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-07 15:43:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 15:43:53,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 15:43:53,308 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-07 15:43:53,421 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 15:43:53,422 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 15:43:53,815 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-07 15:43:53,817 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 15:43:54,022 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 15:43:54,022 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-07 15:43:54,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:43:54 BoogieIcfgContainer [2024-11-07 15:43:54,023 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 15:43:54,025 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 15:43:54,025 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 15:43:54,029 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 15:43:54,029 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 03:43:52" (1/3) ... [2024-11-07 15:43:54,029 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eb22c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:43:54, skipping insertion in model container [2024-11-07 15:43:54,029 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:53" (2/3) ... [2024-11-07 15:43:54,029 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eb22c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:43:54, skipping insertion in model container [2024-11-07 15:43:54,030 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:43:54" (3/3) ... [2024-11-07 15:43:54,031 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-5.wvr.c [2024-11-07 15:43:54,043 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 15:43:54,043 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 34 error locations. [2024-11-07 15:43:54,043 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-07 15:43:54,122 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-07 15:43:54,163 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 184 places, 184 transitions, 389 flow [2024-11-07 15:43:54,238 INFO L124 PetriNetUnfolderBase]: 10/181 cut-off events. [2024-11-07 15:43:54,242 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-07 15:43:54,248 INFO L83 FinitePrefix]: Finished finitePrefix Result has 194 conditions, 181 events. 10/181 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 312 event pairs, 0 based on Foata normal form. 0/137 useless extension candidates. Maximal degree in co-relation 165. Up to 2 conditions per place. [2024-11-07 15:43:54,248 INFO L82 GeneralOperation]: Start removeDead. Operand has 184 places, 184 transitions, 389 flow [2024-11-07 15:43:54,254 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 172 places, 172 transitions, 359 flow [2024-11-07 15:43:54,266 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 15:43:54,277 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;@7501c81c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 15:43:54,277 INFO L334 AbstractCegarLoop]: Starting to check reachability of 61 error locations. [2024-11-07 15:43:54,287 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-07 15:43:54,287 INFO L124 PetriNetUnfolderBase]: 0/20 cut-off events. [2024-11-07 15:43:54,287 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:43:54,287 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:54,288 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:43:54,288 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-07 15:43:54,292 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:54,293 INFO L85 PathProgramCache]: Analyzing trace with hash 2112719441, now seen corresponding path program 1 times [2024-11-07 15:43:54,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:54,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583197806] [2024-11-07 15:43:54,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:54,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:54,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:43:54,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:54,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583197806] [2024-11-07 15:43:54,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583197806] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:54,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:54,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:54,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746259179] [2024-11-07 15:43:54,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:54,434 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:54,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:54,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:54,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:54,497 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 131 out of 184 [2024-11-07 15:43:54,501 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 172 places, 172 transitions, 359 flow. Second operand has 3 states, 3 states have (on average 132.33333333333334) internal successors, (397), 3 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:43:54,501 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:54,502 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 131 of 184 [2024-11-07 15:43:54,502 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:54,707 INFO L124 PetriNetUnfolderBase]: 83/378 cut-off events. [2024-11-07 15:43:54,708 INFO L125 PetriNetUnfolderBase]: For 37/37 co-relation queries the response was YES. [2024-11-07 15:43:54,711 INFO L83 FinitePrefix]: Finished finitePrefix Result has 543 conditions, 378 events. 83/378 cut-off events. For 37/37 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 1430 event pairs, 38 based on Foata normal form. 22/345 useless extension candidates. Maximal degree in co-relation 390. Up to 125 conditions per place. [2024-11-07 15:43:54,713 INFO L140 encePairwiseOnDemand]: 154/184 looper letters, 6 selfloop transitions, 2 changer transitions 67/144 dead transitions. [2024-11-07 15:43:54,713 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 144 transitions, 347 flow [2024-11-07 15:43:54,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:54,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:54,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 443 transitions. [2024-11-07 15:43:54,732 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.802536231884058 [2024-11-07 15:43:54,734 INFO L175 Difference]: Start difference. First operand has 172 places, 172 transitions, 359 flow. Second operand 3 states and 443 transitions. [2024-11-07 15:43:54,736 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 149 places, 144 transitions, 347 flow [2024-11-07 15:43:54,741 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 144 transitions, 338 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-07 15:43:54,746 INFO L231 Difference]: Finished difference. Result has 144 places, 77 transitions, 158 flow [2024-11-07 15:43:54,749 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=294, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=142, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=158, PETRI_PLACES=144, PETRI_TRANSITIONS=77} [2024-11-07 15:43:54,753 INFO L277 CegarLoopForPetriNet]: 172 programPoint places, -28 predicate places. [2024-11-07 15:43:54,754 INFO L471 AbstractCegarLoop]: Abstraction has has 144 places, 77 transitions, 158 flow [2024-11-07 15:43:54,756 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 132.33333333333334) internal successors, (397), 3 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:43:54,756 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:54,756 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:43:54,756 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 15:43:54,757 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-07 15:43:54,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:54,758 INFO L85 PathProgramCache]: Analyzing trace with hash -1155767250, now seen corresponding path program 1 times [2024-11-07 15:43:54,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:54,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351258609] [2024-11-07 15:43:54,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:54,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:54,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:43:54,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:54,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351258609] [2024-11-07 15:43:54,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351258609] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:54,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:54,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:54,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847717653] [2024-11-07 15:43:54,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:54,830 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:54,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:54,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:54,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:54,864 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 133 out of 184 [2024-11-07 15:43:54,865 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 77 transitions, 158 flow. Second operand has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:43:54,865 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:54,865 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 133 of 184 [2024-11-07 15:43:54,865 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:54,879 INFO L124 PetriNetUnfolderBase]: 2/76 cut-off events. [2024-11-07 15:43:54,879 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:43:54,880 INFO L83 FinitePrefix]: Finished finitePrefix Result has 87 conditions, 76 events. 2/76 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 41 event pairs, 0 based on Foata normal form. 0/67 useless extension candidates. Maximal degree in co-relation 58. Up to 5 conditions per place. [2024-11-07 15:43:54,881 INFO L140 encePairwiseOnDemand]: 181/184 looper letters, 4 selfloop transitions, 2 changer transitions 0/76 dead transitions. [2024-11-07 15:43:54,882 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 76 transitions, 168 flow [2024-11-07 15:43:54,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:54,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:54,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 406 transitions. [2024-11-07 15:43:54,887 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7355072463768116 [2024-11-07 15:43:54,887 INFO L175 Difference]: Start difference. First operand has 144 places, 77 transitions, 158 flow. Second operand 3 states and 406 transitions. [2024-11-07 15:43:54,887 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 79 places, 76 transitions, 168 flow [2024-11-07 15:43:54,888 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 76 transitions, 164 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:43:54,889 INFO L231 Difference]: Finished difference. Result has 77 places, 76 transitions, 156 flow [2024-11-07 15:43:54,889 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=152, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=76, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=156, PETRI_PLACES=77, PETRI_TRANSITIONS=76} [2024-11-07 15:43:54,890 INFO L277 CegarLoopForPetriNet]: 172 programPoint places, -95 predicate places. [2024-11-07 15:43:54,890 INFO L471 AbstractCegarLoop]: Abstraction has has 77 places, 76 transitions, 156 flow [2024-11-07 15:43:54,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:43:54,891 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:54,891 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:43:54,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 15:43:54,892 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-07 15:43:54,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:54,892 INFO L85 PathProgramCache]: Analyzing trace with hash 696738802, now seen corresponding path program 1 times [2024-11-07 15:43:54,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:54,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049337408] [2024-11-07 15:43:54,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:54,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:54,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:43:54,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:54,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049337408] [2024-11-07 15:43:54,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049337408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:54,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:54,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:54,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221195871] [2024-11-07 15:43:54,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:54,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:54,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:54,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:54,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:54,983 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 133 out of 184 [2024-11-07 15:43:54,985 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 77 places, 76 transitions, 156 flow. Second operand has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:43:54,985 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:54,985 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 133 of 184 [2024-11-07 15:43:54,985 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:54,997 INFO L124 PetriNetUnfolderBase]: 2/75 cut-off events. [2024-11-07 15:43:54,997 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:43:54,998 INFO L83 FinitePrefix]: Finished finitePrefix Result has 86 conditions, 75 events. 2/75 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 40 event pairs, 0 based on Foata normal form. 0/67 useless extension candidates. Maximal degree in co-relation 49. Up to 5 conditions per place. [2024-11-07 15:43:54,998 INFO L140 encePairwiseOnDemand]: 181/184 looper letters, 4 selfloop transitions, 2 changer transitions 0/75 dead transitions. [2024-11-07 15:43:54,999 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 75 transitions, 166 flow [2024-11-07 15:43:54,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:54,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:55,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 406 transitions. [2024-11-07 15:43:55,002 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7355072463768116 [2024-11-07 15:43:55,002 INFO L175 Difference]: Start difference. First operand has 77 places, 76 transitions, 156 flow. Second operand 3 states and 406 transitions. [2024-11-07 15:43:55,002 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 75 transitions, 166 flow [2024-11-07 15:43:55,003 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 75 transitions, 162 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:43:55,004 INFO L231 Difference]: Finished difference. Result has 76 places, 75 transitions, 154 flow [2024-11-07 15:43:55,004 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=150, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=154, PETRI_PLACES=76, PETRI_TRANSITIONS=75} [2024-11-07 15:43:55,007 INFO L277 CegarLoopForPetriNet]: 172 programPoint places, -96 predicate places. [2024-11-07 15:43:55,007 INFO L471 AbstractCegarLoop]: Abstraction has has 76 places, 75 transitions, 154 flow [2024-11-07 15:43:55,007 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:43:55,008 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:55,008 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:43:55,008 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 15:43:55,008 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-07 15:43:55,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:55,009 INFO L85 PathProgramCache]: Analyzing trace with hash 624747169, now seen corresponding path program 1 times [2024-11-07 15:43:55,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:55,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215422117] [2024-11-07 15:43:55,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:55,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:55,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:43:55,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:55,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215422117] [2024-11-07 15:43:55,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215422117] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:55,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:55,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:55,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142673103] [2024-11-07 15:43:55,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:55,093 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:55,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:55,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:55,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:55,122 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 133 out of 184 [2024-11-07 15:43:55,123 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 75 transitions, 154 flow. Second operand has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:43:55,123 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:55,123 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 133 of 184 [2024-11-07 15:43:55,123 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:55,134 INFO L124 PetriNetUnfolderBase]: 2/74 cut-off events. [2024-11-07 15:43:55,135 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:43:55,135 INFO L83 FinitePrefix]: Finished finitePrefix Result has 85 conditions, 74 events. 2/74 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 39 event pairs, 0 based on Foata normal form. 0/67 useless extension candidates. Maximal degree in co-relation 40. Up to 5 conditions per place. [2024-11-07 15:43:55,135 INFO L140 encePairwiseOnDemand]: 181/184 looper letters, 4 selfloop transitions, 2 changer transitions 0/74 dead transitions. [2024-11-07 15:43:55,136 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 74 transitions, 164 flow [2024-11-07 15:43:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:55,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:55,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 406 transitions. [2024-11-07 15:43:55,137 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7355072463768116 [2024-11-07 15:43:55,137 INFO L175 Difference]: Start difference. First operand has 76 places, 75 transitions, 154 flow. Second operand 3 states and 406 transitions. [2024-11-07 15:43:55,138 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 74 transitions, 164 flow [2024-11-07 15:43:55,138 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 74 transitions, 160 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:43:55,140 INFO L231 Difference]: Finished difference. Result has 75 places, 74 transitions, 152 flow [2024-11-07 15:43:55,141 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=148, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=74, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=152, PETRI_PLACES=75, PETRI_TRANSITIONS=74} [2024-11-07 15:43:55,142 INFO L277 CegarLoopForPetriNet]: 172 programPoint places, -97 predicate places. [2024-11-07 15:43:55,142 INFO L471 AbstractCegarLoop]: Abstraction has has 75 places, 74 transitions, 152 flow [2024-11-07 15:43:55,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:43:55,143 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:55,143 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:43:55,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 15:43:55,143 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-07 15:43:55,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:55,144 INFO L85 PathProgramCache]: Analyzing trace with hash -1577768808, now seen corresponding path program 1 times [2024-11-07 15:43:55,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:55,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944480053] [2024-11-07 15:43:55,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:55,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:55,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:43:55,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:55,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944480053] [2024-11-07 15:43:55,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944480053] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:55,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:55,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:55,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542689614] [2024-11-07 15:43:55,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:55,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:55,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:55,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:55,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:55,235 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 131 out of 184 [2024-11-07 15:43:55,236 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 74 transitions, 152 flow. Second operand has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:43:55,236 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:55,236 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 131 of 184 [2024-11-07 15:43:55,236 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:55,245 INFO L124 PetriNetUnfolderBase]: 2/71 cut-off events. [2024-11-07 15:43:55,245 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:43:55,245 INFO L83 FinitePrefix]: Finished finitePrefix Result has 83 conditions, 71 events. 2/71 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 28 event pairs, 0 based on Foata normal form. 0/67 useless extension candidates. Maximal degree in co-relation 30. Up to 6 conditions per place. [2024-11-07 15:43:55,245 INFO L140 encePairwiseOnDemand]: 180/184 looper letters, 6 selfloop transitions, 1 changer transitions 0/71 dead transitions. [2024-11-07 15:43:55,245 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 71 transitions, 160 flow [2024-11-07 15:43:55,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:55,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:55,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 403 transitions. [2024-11-07 15:43:55,247 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.730072463768116 [2024-11-07 15:43:55,247 INFO L175 Difference]: Start difference. First operand has 75 places, 74 transitions, 152 flow. Second operand 3 states and 403 transitions. [2024-11-07 15:43:55,247 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 71 transitions, 160 flow [2024-11-07 15:43:55,248 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 71 transitions, 156 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:43:55,249 INFO L231 Difference]: Finished difference. Result has 72 places, 71 transitions, 144 flow [2024-11-07 15:43:55,250 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=142, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=70, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=144, PETRI_PLACES=72, PETRI_TRANSITIONS=71} [2024-11-07 15:43:55,250 INFO L277 CegarLoopForPetriNet]: 172 programPoint places, -100 predicate places. [2024-11-07 15:43:55,250 INFO L471 AbstractCegarLoop]: Abstraction has has 72 places, 71 transitions, 144 flow [2024-11-07 15:43:55,251 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:43:55,251 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:55,251 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:43:55,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 15:43:55,251 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-07 15:43:55,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:55,252 INFO L85 PathProgramCache]: Analyzing trace with hash -112348194, now seen corresponding path program 1 times [2024-11-07 15:43:55,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:55,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943161267] [2024-11-07 15:43:55,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:55,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:55,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:43:55,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:55,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943161267] [2024-11-07 15:43:55,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943161267] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:55,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:55,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:55,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101289230] [2024-11-07 15:43:55,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:55,322 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:55,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:55,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:55,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:55,335 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 137 out of 184 [2024-11-07 15:43:55,336 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 71 transitions, 144 flow. Second operand has 3 states, 3 states have (on average 138.0) internal successors, (414), 3 states have internal predecessors, (414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:43:55,336 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:55,336 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 137 of 184 [2024-11-07 15:43:55,336 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:55,350 INFO L124 PetriNetUnfolderBase]: 2/70 cut-off events. [2024-11-07 15:43:55,350 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:43:55,350 INFO L83 FinitePrefix]: Finished finitePrefix Result has 77 conditions, 70 events. 2/70 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 27 event pairs, 0 based on Foata normal form. 0/67 useless extension candidates. Maximal degree in co-relation 24. Up to 2 conditions per place. [2024-11-07 15:43:55,350 INFO L140 encePairwiseOnDemand]: 182/184 looper letters, 2 selfloop transitions, 1 changer transitions 0/70 dead transitions. [2024-11-07 15:43:55,351 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 70 transitions, 148 flow [2024-11-07 15:43:55,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:55,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:55,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 415 transitions. [2024-11-07 15:43:55,354 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7518115942028986 [2024-11-07 15:43:55,354 INFO L175 Difference]: Start difference. First operand has 72 places, 71 transitions, 144 flow. Second operand 3 states and 415 transitions. [2024-11-07 15:43:55,354 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 70 transitions, 148 flow [2024-11-07 15:43:55,355 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 70 transitions, 147 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-07 15:43:55,355 INFO L231 Difference]: Finished difference. Result has 72 places, 70 transitions, 143 flow [2024-11-07 15:43:55,356 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=141, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=70, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=143, PETRI_PLACES=72, PETRI_TRANSITIONS=70} [2024-11-07 15:43:55,356 INFO L277 CegarLoopForPetriNet]: 172 programPoint places, -100 predicate places. [2024-11-07 15:43:55,356 INFO L471 AbstractCegarLoop]: Abstraction has has 72 places, 70 transitions, 143 flow [2024-11-07 15:43:55,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 138.0) internal successors, (414), 3 states have internal predecessors, (414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:43:55,357 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:55,357 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:43:55,357 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 15:43:55,357 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-07 15:43:55,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:55,358 INFO L85 PathProgramCache]: Analyzing trace with hash 2036397437, now seen corresponding path program 1 times [2024-11-07 15:43:55,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:55,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581348234] [2024-11-07 15:43:55,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:55,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:55,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:55,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:43:55,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:55,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581348234] [2024-11-07 15:43:55,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581348234] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:55,421 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:55,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:55,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754161570] [2024-11-07 15:43:55,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:55,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:55,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:55,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:55,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:55,432 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 137 out of 184 [2024-11-07 15:43:55,433 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 70 transitions, 143 flow. Second operand has 3 states, 3 states have (on average 138.0) internal successors, (414), 3 states have internal predecessors, (414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:43:55,433 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:55,433 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 137 of 184 [2024-11-07 15:43:55,433 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:55,442 INFO L124 PetriNetUnfolderBase]: 2/79 cut-off events. [2024-11-07 15:43:55,442 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:43:55,442 INFO L83 FinitePrefix]: Finished finitePrefix Result has 87 conditions, 79 events. 2/79 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 35 event pairs, 0 based on Foata normal form. 0/76 useless extension candidates. Maximal degree in co-relation 34. Up to 4 conditions per place. [2024-11-07 15:43:55,443 INFO L140 encePairwiseOnDemand]: 182/184 looper letters, 2 selfloop transitions, 1 changer transitions 0/69 dead transitions. [2024-11-07 15:43:55,443 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 69 transitions, 147 flow [2024-11-07 15:43:55,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:55,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:55,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 415 transitions. [2024-11-07 15:43:55,445 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7518115942028986 [2024-11-07 15:43:55,445 INFO L175 Difference]: Start difference. First operand has 72 places, 70 transitions, 143 flow. Second operand 3 states and 415 transitions. [2024-11-07 15:43:55,445 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 69 transitions, 147 flow [2024-11-07 15:43:55,446 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 69 transitions, 146 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-07 15:43:55,447 INFO L231 Difference]: Finished difference. Result has 72 places, 69 transitions, 142 flow [2024-11-07 15:43:55,447 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=140, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=142, PETRI_PLACES=72, PETRI_TRANSITIONS=69} [2024-11-07 15:43:55,448 INFO L277 CegarLoopForPetriNet]: 172 programPoint places, -100 predicate places. [2024-11-07 15:43:55,448 INFO L471 AbstractCegarLoop]: Abstraction has has 72 places, 69 transitions, 142 flow [2024-11-07 15:43:55,448 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 138.0) internal successors, (414), 3 states have internal predecessors, (414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:43:55,448 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:55,448 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:43:55,449 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 15:43:55,449 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-07 15:43:55,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:55,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1639697545, now seen corresponding path program 1 times [2024-11-07 15:43:55,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:55,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487605662] [2024-11-07 15:43:55,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:55,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:55,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:43:55,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:55,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487605662] [2024-11-07 15:43:55,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487605662] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:55,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:55,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:55,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266018128] [2024-11-07 15:43:55,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:55,503 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:55,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:55,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:55,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:55,512 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 137 out of 184 [2024-11-07 15:43:55,513 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 69 transitions, 142 flow. Second operand has 3 states, 3 states have (on average 138.0) internal successors, (414), 3 states have internal predecessors, (414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:43:55,514 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:55,514 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 137 of 184 [2024-11-07 15:43:55,514 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:55,524 INFO L124 PetriNetUnfolderBase]: 2/77 cut-off events. [2024-11-07 15:43:55,525 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:43:55,525 INFO L83 FinitePrefix]: Finished finitePrefix Result has 86 conditions, 77 events. 2/77 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 32 event pairs, 0 based on Foata normal form. 2/76 useless extension candidates. Maximal degree in co-relation 69. Up to 4 conditions per place. [2024-11-07 15:43:55,525 INFO L140 encePairwiseOnDemand]: 182/184 looper letters, 0 selfloop transitions, 0 changer transitions 68/68 dead transitions. [2024-11-07 15:43:55,525 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 68 transitions, 144 flow [2024-11-07 15:43:55,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:55,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:55,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 414 transitions. [2024-11-07 15:43:55,527 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.75 [2024-11-07 15:43:55,527 INFO L175 Difference]: Start difference. First operand has 72 places, 69 transitions, 142 flow. Second operand 3 states and 414 transitions. [2024-11-07 15:43:55,527 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 68 transitions, 144 flow [2024-11-07 15:43:55,528 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 68 transitions, 143 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-07 15:43:55,528 INFO L231 Difference]: Finished difference. Result has 72 places, 0 transitions, 0 flow [2024-11-07 15:43:55,529 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=184, PETRI_DIFFERENCE_MINUEND_FLOW=139, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=72, PETRI_TRANSITIONS=0} [2024-11-07 15:43:55,531 INFO L277 CegarLoopForPetriNet]: 172 programPoint places, -100 predicate places. [2024-11-07 15:43:55,531 INFO L471 AbstractCegarLoop]: Abstraction has has 72 places, 0 transitions, 0 flow [2024-11-07 15:43:55,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 138.0) internal successors, (414), 3 states have internal predecessors, (414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 15:43:55,534 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (60 of 61 remaining) [2024-11-07 15:43:55,534 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (59 of 61 remaining) [2024-11-07 15:43:55,534 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (58 of 61 remaining) [2024-11-07 15:43:55,534 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (57 of 61 remaining) [2024-11-07 15:43:55,534 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (56 of 61 remaining) [2024-11-07 15:43:55,534 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (55 of 61 remaining) [2024-11-07 15:43:55,534 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (54 of 61 remaining) [2024-11-07 15:43:55,534 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (53 of 61 remaining) [2024-11-07 15:43:55,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (52 of 61 remaining) [2024-11-07 15:43:55,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (51 of 61 remaining) [2024-11-07 15:43:55,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (50 of 61 remaining) [2024-11-07 15:43:55,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (49 of 61 remaining) [2024-11-07 15:43:55,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (48 of 61 remaining) [2024-11-07 15:43:55,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (47 of 61 remaining) [2024-11-07 15:43:55,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (46 of 61 remaining) [2024-11-07 15:43:55,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (45 of 61 remaining) [2024-11-07 15:43:55,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (44 of 61 remaining) [2024-11-07 15:43:55,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (43 of 61 remaining) [2024-11-07 15:43:55,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (42 of 61 remaining) [2024-11-07 15:43:55,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (41 of 61 remaining) [2024-11-07 15:43:55,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (40 of 61 remaining) [2024-11-07 15:43:55,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (39 of 61 remaining) [2024-11-07 15:43:55,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (38 of 61 remaining) [2024-11-07 15:43:55,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (37 of 61 remaining) [2024-11-07 15:43:55,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (36 of 61 remaining) [2024-11-07 15:43:55,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (35 of 61 remaining) [2024-11-07 15:43:55,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (34 of 61 remaining) [2024-11-07 15:43:55,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (33 of 61 remaining) [2024-11-07 15:43:55,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (32 of 61 remaining) [2024-11-07 15:43:55,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (31 of 61 remaining) [2024-11-07 15:43:55,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (30 of 61 remaining) [2024-11-07 15:43:55,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (29 of 61 remaining) [2024-11-07 15:43:55,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (28 of 61 remaining) [2024-11-07 15:43:55,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (27 of 61 remaining) [2024-11-07 15:43:55,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (26 of 61 remaining) [2024-11-07 15:43:55,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (25 of 61 remaining) [2024-11-07 15:43:55,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 61 remaining) [2024-11-07 15:43:55,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (23 of 61 remaining) [2024-11-07 15:43:55,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (22 of 61 remaining) [2024-11-07 15:43:55,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (21 of 61 remaining) [2024-11-07 15:43:55,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (20 of 61 remaining) [2024-11-07 15:43:55,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (19 of 61 remaining) [2024-11-07 15:43:55,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (18 of 61 remaining) [2024-11-07 15:43:55,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (17 of 61 remaining) [2024-11-07 15:43:55,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (16 of 61 remaining) [2024-11-07 15:43:55,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (15 of 61 remaining) [2024-11-07 15:43:55,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (14 of 61 remaining) [2024-11-07 15:43:55,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (13 of 61 remaining) [2024-11-07 15:43:55,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (12 of 61 remaining) [2024-11-07 15:43:55,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (11 of 61 remaining) [2024-11-07 15:43:55,538 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (10 of 61 remaining) [2024-11-07 15:43:55,538 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (9 of 61 remaining) [2024-11-07 15:43:55,538 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (8 of 61 remaining) [2024-11-07 15:43:55,538 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (7 of 61 remaining) [2024-11-07 15:43:55,538 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (6 of 61 remaining) [2024-11-07 15:43:55,538 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (5 of 61 remaining) [2024-11-07 15:43:55,538 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (4 of 61 remaining) [2024-11-07 15:43:55,538 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (3 of 61 remaining) [2024-11-07 15:43:55,538 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (2 of 61 remaining) [2024-11-07 15:43:55,539 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (1 of 61 remaining) [2024-11-07 15:43:55,539 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (0 of 61 remaining) [2024-11-07 15:43:55,539 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-07 15:43:55,539 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:43:55,546 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-07 15:43:55,547 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 15:43:55,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 03:43:55 BasicIcfg [2024-11-07 15:43:55,553 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 15:43:55,553 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 15:43:55,553 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 15:43:55,553 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 15:43:55,554 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:43:54" (3/4) ... [2024-11-07 15:43:55,555 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-07 15:43:55,557 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-07 15:43:55,557 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-07 15:43:55,557 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-07 15:43:55,560 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-07 15:43:55,560 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-07 15:43:55,561 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-07 15:43:55,561 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-07 15:43:55,635 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-07 15:43:55,635 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-07 15:43:55,635 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 15:43:55,636 INFO L158 Benchmark]: Toolchain (without parser) took 2713.53ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 92.1MB in the beginning and 105.1MB in the end (delta: -13.0MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2024-11-07 15:43:55,636 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 15:43:55,636 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.57ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 80.0MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 15:43:55,636 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.87ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 78.2MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 15:43:55,636 INFO L158 Benchmark]: Boogie Preprocessor took 31.05ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 77.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 15:43:55,637 INFO L158 Benchmark]: RCFGBuilder took 784.80ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 86.7MB in the end (delta: -9.7MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2024-11-07 15:43:55,637 INFO L158 Benchmark]: TraceAbstraction took 1527.88ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 86.3MB in the beginning and 109.8MB in the end (delta: -23.6MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2024-11-07 15:43:55,637 INFO L158 Benchmark]: Witness Printer took 82.00ms. Allocated memory is still 159.4MB. Free memory was 109.8MB in the beginning and 105.1MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 15:43:55,639 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 238.57ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 80.0MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.87ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 78.2MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.05ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 77.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 784.80ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 86.7MB in the end (delta: -9.7MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1527.88ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 86.3MB in the beginning and 109.8MB in the end (delta: -23.6MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * Witness Printer took 82.00ms. Allocated memory is still 159.4MB. Free memory was 109.8MB in the beginning and 105.1MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 43]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: 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: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 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: 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: 80]: 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: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: 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: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 235 locations, 61 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: 1.4s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 99 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 27 mSDsluCounter, 17 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 123 IncrementalHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 17 mSDtfsCounter, 123 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=359occurred in iteration=0, InterpolantAutomatonStates: 24, 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, 0.4s InterpolantComputationTime, 348 NumberOfCodeBlocks, 348 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 340 ConstructedInterpolants, 0 QuantifiedInterpolants, 356 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 34 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-07 15:43:55,670 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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