./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-wmm/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i --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/pthread-wmm/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i', '-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', '8e0b8e6efb6fc18f3ca2ba094d3acbfc6a07fbc0100e70485e3a3a84ea56105b'] 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/pthread-wmm/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i -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 8e0b8e6efb6fc18f3ca2ba094d3acbfc6a07fbc0100e70485e3a3a84ea56105b --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 15:27:38,621 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 15:27:38,730 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-07 15:27:38,736 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 15:27:38,737 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 15:27:38,769 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 15:27:38,772 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 15:27:38,773 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 15:27:38,773 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 15:27:38,773 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 15:27:38,774 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 15:27:38,774 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 15:27:38,774 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 15:27:38,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 15:27:38,775 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 15:27:38,775 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 15:27:38,775 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 15:27:38,775 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 15:27:38,775 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 15:27:38,776 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 15:27:38,776 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 15:27:38,776 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 15:27:38,776 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-07 15:27:38,776 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 15:27:38,776 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 15:27:38,776 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 15:27:38,777 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 15:27:38,777 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 15:27:38,777 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 15:27:38,777 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 15:27:38,777 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 15:27:38,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 15:27:38,778 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 15:27:38,778 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 15:27:38,778 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 15:27:38,778 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 15:27:38,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 15:27:38,779 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 15:27:38,779 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 15:27:38,779 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 15:27:38,779 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 15:27:38,779 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 -> 8e0b8e6efb6fc18f3ca2ba094d3acbfc6a07fbc0100e70485e3a3a84ea56105b [2024-11-07 15:27:39,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 15:27:39,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 15:27:39,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 15:27:39,081 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 15:27:39,081 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 15:27:39,082 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-11-07 15:27:40,346 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 15:27:40,587 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 15:27:40,587 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-11-07 15:27:40,606 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/09055887f/694c6163b223416d889f10b96272d949/FLAGdd6771293 [2024-11-07 15:27:40,623 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/09055887f/694c6163b223416d889f10b96272d949 [2024-11-07 15:27:40,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 15:27:40,627 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 15:27:40,628 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 15:27:40,628 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 15:27:40,632 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 15:27:40,633 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:27:40" (1/1) ... [2024-11-07 15:27:40,634 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62e24a19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:27:40, skipping insertion in model container [2024-11-07 15:27:40,634 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:27:40" (1/1) ... [2024-11-07 15:27:40,674 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 15:27:40,930 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 15:27:40,937 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 15:27:40,990 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 15:27:41,028 INFO L204 MainTranslator]: Completed translation [2024-11-07 15:27:41,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:27:41 WrapperNode [2024-11-07 15:27:41,029 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 15:27:41,030 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 15:27:41,030 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 15:27:41,030 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 15:27:41,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:27:41" (1/1) ... [2024-11-07 15:27:41,048 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:27:41" (1/1) ... [2024-11-07 15:27:41,068 INFO L138 Inliner]: procedures = 175, calls = 42, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 87 [2024-11-07 15:27:41,070 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 15:27:41,070 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 15:27:41,071 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 15:27:41,072 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 15:27:41,077 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:27:41" (1/1) ... [2024-11-07 15:27:41,077 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:27:41" (1/1) ... [2024-11-07 15:27:41,081 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:27:41" (1/1) ... [2024-11-07 15:27:41,081 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:27:41" (1/1) ... [2024-11-07 15:27:41,090 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:27:41" (1/1) ... [2024-11-07 15:27:41,096 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:27:41" (1/1) ... [2024-11-07 15:27:41,097 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:27:41" (1/1) ... [2024-11-07 15:27:41,098 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:27:41" (1/1) ... [2024-11-07 15:27:41,103 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 15:27:41,103 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 15:27:41,103 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 15:27:41,103 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 15:27:41,104 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:27:41" (1/1) ... [2024-11-07 15:27:41,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 15:27:41,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 15:27:41,140 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 15:27:41,148 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 15:27:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-07 15:27:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 15:27:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-07 15:27:41,170 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-07 15:27:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-07 15:27:41,170 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-07 15:27:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-07 15:27:41,170 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-07 15:27:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-07 15:27:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-07 15:27:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 15:27:41,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 15:27:41,173 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 15:27:41,320 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 15:27:41,322 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 15:27:41,570 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-07 15:27:41,570 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 15:27:41,668 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 15:27:41,668 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-07 15:27:41,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:27:41 BoogieIcfgContainer [2024-11-07 15:27:41,669 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 15:27:41,671 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 15:27:41,671 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 15:27:41,675 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 15:27:41,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 03:27:40" (1/3) ... [2024-11-07 15:27:41,675 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@205483f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:27:41, skipping insertion in model container [2024-11-07 15:27:41,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:27:41" (2/3) ... [2024-11-07 15:27:41,675 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@205483f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:27:41, skipping insertion in model container [2024-11-07 15:27:41,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:27:41" (3/3) ... [2024-11-07 15:27:41,676 INFO L112 eAbstractionObserver]: Analyzing ICFG safe020_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-11-07 15:27:41,690 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 15:27:41,690 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 21 error locations. [2024-11-07 15:27:41,691 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-07 15:27:41,743 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-07 15:27:41,783 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 120 places, 113 transitions, 238 flow [2024-11-07 15:27:41,830 INFO L124 PetriNetUnfolderBase]: 3/110 cut-off events. [2024-11-07 15:27:41,832 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:27:41,838 INFO L83 FinitePrefix]: Finished finitePrefix Result has 120 conditions, 110 events. 3/110 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 136 event pairs, 0 based on Foata normal form. 0/86 useless extension candidates. Maximal degree in co-relation 94. Up to 2 conditions per place. [2024-11-07 15:27:41,838 INFO L82 GeneralOperation]: Start removeDead. Operand has 120 places, 113 transitions, 238 flow [2024-11-07 15:27:41,842 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 117 places, 110 transitions, 229 flow [2024-11-07 15:27:41,852 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 15:27:41,867 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;@7cd00a90, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 15:27:41,867 INFO L334 AbstractCegarLoop]: Starting to check reachability of 37 error locations. [2024-11-07 15:27:41,874 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-07 15:27:41,875 INFO L124 PetriNetUnfolderBase]: 0/23 cut-off events. [2024-11-07 15:27:41,875 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:27:41,875 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:27:41,875 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:27:41,875 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 33 more)] === [2024-11-07 15:27:41,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:27:41,880 INFO L85 PathProgramCache]: Analyzing trace with hash 959419529, now seen corresponding path program 1 times [2024-11-07 15:27:41,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:27:41,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124322732] [2024-11-07 15:27:41,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:27:41,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:27:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:27:42,033 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 15:27:42,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:27:42,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124322732] [2024-11-07 15:27:42,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124322732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:27:42,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:27:42,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-07 15:27:42,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504323233] [2024-11-07 15:27:42,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:27:42,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 15:27:42,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:27:42,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 15:27:42,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 15:27:42,068 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 77 out of 113 [2024-11-07 15:27:42,072 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 110 transitions, 229 flow. Second operand has 2 states, 2 states have (on average 78.0) internal successors, (156), 2 states have internal predecessors, (156), 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 15:27:42,073 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:27:42,074 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 77 of 113 [2024-11-07 15:27:42,074 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:27:42,272 INFO L124 PetriNetUnfolderBase]: 285/699 cut-off events. [2024-11-07 15:27:42,273 INFO L125 PetriNetUnfolderBase]: For 17/17 co-relation queries the response was YES. [2024-11-07 15:27:42,277 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1183 conditions, 699 events. 285/699 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 4157 event pairs, 285 based on Foata normal form. 75/724 useless extension candidates. Maximal degree in co-relation 1155. Up to 446 conditions per place. [2024-11-07 15:27:42,283 INFO L140 encePairwiseOnDemand]: 91/113 looper letters, 13 selfloop transitions, 0 changer transitions 0/86 dead transitions. [2024-11-07 15:27:42,283 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 86 transitions, 207 flow [2024-11-07 15:27:42,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 15:27:42,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-07 15:27:42,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 189 transitions. [2024-11-07 15:27:42,295 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8362831858407079 [2024-11-07 15:27:42,296 INFO L175 Difference]: Start difference. First operand has 117 places, 110 transitions, 229 flow. Second operand 2 states and 189 transitions. [2024-11-07 15:27:42,297 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 86 transitions, 207 flow [2024-11-07 15:27:42,301 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 86 transitions, 204 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-11-07 15:27:42,305 INFO L231 Difference]: Finished difference. Result has 94 places, 86 transitions, 178 flow [2024-11-07 15:27:42,307 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=113, PETRI_DIFFERENCE_MINUEND_FLOW=178, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=178, PETRI_PLACES=94, PETRI_TRANSITIONS=86} [2024-11-07 15:27:42,310 INFO L277 CegarLoopForPetriNet]: 117 programPoint places, -23 predicate places. [2024-11-07 15:27:42,310 INFO L471 AbstractCegarLoop]: Abstraction has has 94 places, 86 transitions, 178 flow [2024-11-07 15:27:42,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 78.0) internal successors, (156), 2 states have internal predecessors, (156), 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 15:27:42,310 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:27:42,310 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:27:42,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 15:27:42,311 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 33 more)] === [2024-11-07 15:27:42,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:27:42,311 INFO L85 PathProgramCache]: Analyzing trace with hash -1049325200, now seen corresponding path program 1 times [2024-11-07 15:27:42,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:27:42,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446146087] [2024-11-07 15:27:42,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:27:42,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:27:42,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:27:42,406 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 15:27:42,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:27:42,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446146087] [2024-11-07 15:27:42,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446146087] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:27:42,407 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:27:42,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:27:42,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996933991] [2024-11-07 15:27:42,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:27:42,408 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:27:42,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:27:42,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:27:42,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:27:42,414 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 113 [2024-11-07 15:27:42,414 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 86 transitions, 178 flow. Second operand has 3 states, 3 states have (on average 76.0) internal successors, (228), 3 states have internal predecessors, (228), 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 15:27:42,415 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:27:42,415 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 113 [2024-11-07 15:27:42,415 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:27:42,676 INFO L124 PetriNetUnfolderBase]: 493/2076 cut-off events. [2024-11-07 15:27:42,677 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:27:42,682 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2862 conditions, 2076 events. 493/2076 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 17504 event pairs, 181 based on Foata normal form. 0/1920 useless extension candidates. Maximal degree in co-relation 2859. Up to 456 conditions per place. [2024-11-07 15:27:42,690 INFO L140 encePairwiseOnDemand]: 111/113 looper letters, 22 selfloop transitions, 1 changer transitions 0/93 dead transitions. [2024-11-07 15:27:42,690 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 93 transitions, 238 flow [2024-11-07 15:27:42,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:27:42,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:27:42,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 246 transitions. [2024-11-07 15:27:42,692 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7256637168141593 [2024-11-07 15:27:42,692 INFO L175 Difference]: Start difference. First operand has 94 places, 86 transitions, 178 flow. Second operand 3 states and 246 transitions. [2024-11-07 15:27:42,692 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 95 places, 93 transitions, 238 flow [2024-11-07 15:27:42,693 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 93 transitions, 238 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-07 15:27:42,696 INFO L231 Difference]: Finished difference. Result has 95 places, 85 transitions, 178 flow [2024-11-07 15:27:42,696 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=113, PETRI_DIFFERENCE_MINUEND_FLOW=176, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=85, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=178, PETRI_PLACES=95, PETRI_TRANSITIONS=85} [2024-11-07 15:27:42,697 INFO L277 CegarLoopForPetriNet]: 117 programPoint places, -22 predicate places. [2024-11-07 15:27:42,697 INFO L471 AbstractCegarLoop]: Abstraction has has 95 places, 85 transitions, 178 flow [2024-11-07 15:27:42,698 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 76.0) internal successors, (228), 3 states have internal predecessors, (228), 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 15:27:42,698 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:27:42,698 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 15:27:42,699 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 15:27:42,699 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 33 more)] === [2024-11-07 15:27:42,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:27:42,700 INFO L85 PathProgramCache]: Analyzing trace with hash -791592479, now seen corresponding path program 1 times [2024-11-07 15:27:42,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:27:42,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263464240] [2024-11-07 15:27:42,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:27:42,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:27:42,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:27:42,804 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 15:27:42,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:27:42,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263464240] [2024-11-07 15:27:42,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263464240] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:27:42,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:27:42,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:27:42,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413184009] [2024-11-07 15:27:42,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:27:42,806 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:27:42,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:27:42,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:27:42,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:27:42,808 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 113 [2024-11-07 15:27:42,809 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 85 transitions, 178 flow. Second operand has 3 states, 3 states have (on average 76.33333333333333) internal successors, (229), 3 states have internal predecessors, (229), 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 15:27:42,809 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:27:42,809 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 113 [2024-11-07 15:27:42,809 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:27:43,018 INFO L124 PetriNetUnfolderBase]: 493/1610 cut-off events. [2024-11-07 15:27:43,018 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:27:43,023 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2398 conditions, 1610 events. 493/1610 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 75. Compared 12261 event pairs, 285 based on Foata normal form. 0/1515 useless extension candidates. Maximal degree in co-relation 2394. Up to 446 conditions per place. [2024-11-07 15:27:43,025 INFO L140 encePairwiseOnDemand]: 111/113 looper letters, 0 selfloop transitions, 0 changer transitions 92/92 dead transitions. [2024-11-07 15:27:43,025 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 92 transitions, 238 flow [2024-11-07 15:27:43,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:27:43,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:27:43,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 246 transitions. [2024-11-07 15:27:43,027 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7256637168141593 [2024-11-07 15:27:43,027 INFO L175 Difference]: Start difference. First operand has 95 places, 85 transitions, 178 flow. Second operand 3 states and 246 transitions. [2024-11-07 15:27:43,027 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 92 transitions, 238 flow [2024-11-07 15:27:43,028 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 92 transitions, 237 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-07 15:27:43,028 INFO L231 Difference]: Finished difference. Result has 95 places, 0 transitions, 0 flow [2024-11-07 15:27:43,029 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=113, PETRI_DIFFERENCE_MINUEND_FLOW=175, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=95, PETRI_TRANSITIONS=0} [2024-11-07 15:27:43,032 INFO L277 CegarLoopForPetriNet]: 117 programPoint places, -22 predicate places. [2024-11-07 15:27:43,032 INFO L471 AbstractCegarLoop]: Abstraction has has 95 places, 0 transitions, 0 flow [2024-11-07 15:27:43,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 76.33333333333333) internal successors, (229), 3 states have internal predecessors, (229), 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 15:27:43,035 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (36 of 37 remaining) [2024-11-07 15:27:43,035 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (35 of 37 remaining) [2024-11-07 15:27:43,035 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (34 of 37 remaining) [2024-11-07 15:27:43,035 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (33 of 37 remaining) [2024-11-07 15:27:43,035 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (32 of 37 remaining) [2024-11-07 15:27:43,035 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (31 of 37 remaining) [2024-11-07 15:27:43,036 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (30 of 37 remaining) [2024-11-07 15:27:43,036 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (29 of 37 remaining) [2024-11-07 15:27:43,036 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (28 of 37 remaining) [2024-11-07 15:27:43,036 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (27 of 37 remaining) [2024-11-07 15:27:43,036 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (26 of 37 remaining) [2024-11-07 15:27:43,036 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (25 of 37 remaining) [2024-11-07 15:27:43,036 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (24 of 37 remaining) [2024-11-07 15:27:43,038 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 37 remaining) [2024-11-07 15:27:43,038 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 37 remaining) [2024-11-07 15:27:43,038 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 37 remaining) [2024-11-07 15:27:43,038 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (20 of 37 remaining) [2024-11-07 15:27:43,038 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (19 of 37 remaining) [2024-11-07 15:27:43,038 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (18 of 37 remaining) [2024-11-07 15:27:43,039 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (17 of 37 remaining) [2024-11-07 15:27:43,039 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (16 of 37 remaining) [2024-11-07 15:27:43,039 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (15 of 37 remaining) [2024-11-07 15:27:43,039 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (14 of 37 remaining) [2024-11-07 15:27:43,039 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 37 remaining) [2024-11-07 15:27:43,039 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (12 of 37 remaining) [2024-11-07 15:27:43,039 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (11 of 37 remaining) [2024-11-07 15:27:43,039 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (10 of 37 remaining) [2024-11-07 15:27:43,039 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (9 of 37 remaining) [2024-11-07 15:27:43,039 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (8 of 37 remaining) [2024-11-07 15:27:43,039 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (7 of 37 remaining) [2024-11-07 15:27:43,039 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (6 of 37 remaining) [2024-11-07 15:27:43,039 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (5 of 37 remaining) [2024-11-07 15:27:43,040 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (4 of 37 remaining) [2024-11-07 15:27:43,040 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (3 of 37 remaining) [2024-11-07 15:27:43,040 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (2 of 37 remaining) [2024-11-07 15:27:43,040 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (1 of 37 remaining) [2024-11-07 15:27:43,040 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (0 of 37 remaining) [2024-11-07 15:27:43,040 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 15:27:43,040 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-07 15:27:43,047 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-07 15:27:43,047 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 15:27:43,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 03:27:43 BasicIcfg [2024-11-07 15:27:43,054 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 15:27:43,054 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 15:27:43,054 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 15:27:43,055 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 15:27:43,056 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:27:41" (3/4) ... [2024-11-07 15:27:43,057 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-07 15:27:43,060 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2024-11-07 15:27:43,060 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2024-11-07 15:27:43,060 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2024-11-07 15:27:43,063 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-11-07 15:27:43,063 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-07 15:27:43,063 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-07 15:27:43,063 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-07 15:27:43,124 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-07 15:27:43,125 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-07 15:27:43,125 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 15:27:43,125 INFO L158 Benchmark]: Toolchain (without parser) took 2498.62ms. Allocated memory was 100.7MB in the beginning and 151.0MB in the end (delta: 50.3MB). Free memory was 75.8MB in the beginning and 91.4MB in the end (delta: -15.7MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2024-11-07 15:27:43,126 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 15:27:43,126 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.58ms. Allocated memory is still 100.7MB. Free memory was 75.6MB in the beginning and 55.5MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-07 15:27:43,126 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.62ms. Allocated memory is still 100.7MB. Free memory was 55.5MB in the beginning and 53.8MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 15:27:43,126 INFO L158 Benchmark]: Boogie Preprocessor took 32.39ms. Allocated memory is still 100.7MB. Free memory was 53.8MB in the beginning and 52.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 15:27:43,127 INFO L158 Benchmark]: RCFGBuilder took 565.65ms. Allocated memory is still 100.7MB. Free memory was 52.5MB in the beginning and 63.6MB in the end (delta: -11.0MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2024-11-07 15:27:43,127 INFO L158 Benchmark]: TraceAbstraction took 1383.37ms. Allocated memory was 100.7MB in the beginning and 151.0MB in the end (delta: 50.3MB). Free memory was 63.1MB in the beginning and 96.1MB in the end (delta: -33.0MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2024-11-07 15:27:43,127 INFO L158 Benchmark]: Witness Printer took 70.36ms. Allocated memory is still 151.0MB. Free memory was 96.1MB in the beginning and 91.4MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 15:27:43,128 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.58ms. Allocated memory is still 100.7MB. Free memory was 75.6MB in the beginning and 55.5MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.62ms. Allocated memory is still 100.7MB. Free memory was 55.5MB in the beginning and 53.8MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.39ms. Allocated memory is still 100.7MB. Free memory was 53.8MB in the beginning and 52.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 565.65ms. Allocated memory is still 100.7MB. Free memory was 52.5MB in the beginning and 63.6MB in the end (delta: -11.0MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1383.37ms. Allocated memory was 100.7MB in the beginning and 151.0MB in the end (delta: 50.3MB). Free memory was 63.1MB in the beginning and 96.1MB in the end (delta: -33.0MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. * Witness Printer took 70.36ms. Allocated memory is still 151.0MB. Free memory was 96.1MB in the beginning and 91.4MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 723]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 728]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 728]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 733]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 733]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 740]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 745]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 745]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 752]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 752]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 755]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 760]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 760]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 782]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 782]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 784]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 788]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 788]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 788]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 788]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 790]: 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, 151 locations, 37 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: 1.3s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 23 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 82 IncrementalHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 2 mSDtfsCounter, 82 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=229occurred in iteration=0, InterpolantAutomatonStates: 8, 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, 0.2s InterpolantComputationTime, 110 NumberOfCodeBlocks, 110 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 111 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 21 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-07 15:27:43,149 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE