/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf --traceabstraction.order.of.the.error.locations.to.be.checked INSUFFICIENT_FIRST -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true -i ../../../trunk/examples/svcomp/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-25 15:16:07,637 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-25 15:16:07,674 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf [2023-08-25 15:16:07,677 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-25 15:16:07,677 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-25 15:16:07,691 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-25 15:16:07,692 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-25 15:16:07,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-25 15:16:07,693 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-25 15:16:07,693 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-25 15:16:07,693 INFO L153 SettingsManager]: * Use SBE=true [2023-08-25 15:16:07,693 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-25 15:16:07,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-25 15:16:07,694 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-25 15:16:07,694 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-25 15:16:07,694 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-25 15:16:07,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-25 15:16:07,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-25 15:16:07,695 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-25 15:16:07,695 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-25 15:16:07,695 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-25 15:16:07,695 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-25 15:16:07,696 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-25 15:16:07,696 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-25 15:16:07,696 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-25 15:16:07,696 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-25 15:16:07,696 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-25 15:16:07,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 15:16:07,697 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-25 15:16:07,697 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-25 15:16:07,697 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-25 15:16:07,697 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-25 15:16:07,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-25 15:16:07,697 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-25 15:16:07,698 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-25 15:16:07,698 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> INSUFFICIENT_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-25 15:16:07,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-25 15:16:07,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-25 15:16:07,918 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-25 15:16:07,919 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-25 15:16:07,919 INFO L274 PluginConnector]: CDTParser initialized [2023-08-25 15:16:07,920 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-08-25 15:16:09,084 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-25 15:16:09,315 INFO L384 CDTParser]: Found 1 translation units. [2023-08-25 15:16:09,316 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-08-25 15:16:09,331 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/affbfbbb7/d2ab4fea16164e528543cbc1358bd05f/FLAG1811ba4d7 [2023-08-25 15:16:09,343 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/affbfbbb7/d2ab4fea16164e528543cbc1358bd05f [2023-08-25 15:16:09,347 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-25 15:16:09,349 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-25 15:16:09,350 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-25 15:16:09,350 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-25 15:16:09,352 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-25 15:16:09,353 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 03:16:09" (1/1) ... [2023-08-25 15:16:09,353 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a28a0a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:16:09, skipping insertion in model container [2023-08-25 15:16:09,354 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 03:16:09" (1/1) ... [2023-08-25 15:16:09,397 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-25 15:16:09,731 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 15:16:09,744 INFO L201 MainTranslator]: Completed pre-run [2023-08-25 15:16:09,757 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-08-25 15:16:09,758 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-08-25 15:16:09,791 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 15:16:09,820 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 15:16:09,820 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 15:16:09,825 INFO L206 MainTranslator]: Completed translation [2023-08-25 15:16:09,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:16:09 WrapperNode [2023-08-25 15:16:09,827 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-25 15:16:09,828 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-25 15:16:09,828 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-25 15:16:09,828 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-25 15:16:09,833 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:16:09" (1/1) ... [2023-08-25 15:16:09,854 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:16:09" (1/1) ... [2023-08-25 15:16:09,882 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 933 [2023-08-25 15:16:09,883 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-25 15:16:09,883 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-25 15:16:09,883 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-25 15:16:09,884 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-25 15:16:09,890 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:16:09" (1/1) ... [2023-08-25 15:16:09,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:16:09" (1/1) ... [2023-08-25 15:16:09,894 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:16:09" (1/1) ... [2023-08-25 15:16:09,894 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:16:09" (1/1) ... [2023-08-25 15:16:09,907 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:16:09" (1/1) ... [2023-08-25 15:16:09,911 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:16:09" (1/1) ... [2023-08-25 15:16:09,927 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:16:09" (1/1) ... [2023-08-25 15:16:09,930 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:16:09" (1/1) ... [2023-08-25 15:16:09,934 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-25 15:16:09,935 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-25 15:16:09,935 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-25 15:16:09,935 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-25 15:16:09,936 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:16:09" (1/1) ... [2023-08-25 15:16:09,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 15:16:09,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 15:16:09,974 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-25 15:16:10,028 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-25 15:16:10,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-25 15:16:10,047 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-25 15:16:10,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-25 15:16:10,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-25 15:16:10,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-25 15:16:10,048 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-25 15:16:10,048 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-25 15:16:10,048 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-25 15:16:10,048 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-25 15:16:10,048 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-25 15:16:10,049 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-25 15:16:10,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-25 15:16:10,049 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-25 15:16:10,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-25 15:16:10,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-25 15:16:10,051 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-25 15:16:10,219 INFO L236 CfgBuilder]: Building ICFG [2023-08-25 15:16:10,221 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-25 15:16:11,106 INFO L277 CfgBuilder]: Performing block encoding [2023-08-25 15:18:02,789 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-25 15:18:02,790 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-25 15:18:02,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 03:18:02 BoogieIcfgContainer [2023-08-25 15:18:02,792 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-25 15:18:02,793 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-25 15:18:02,793 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-25 15:18:02,795 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-25 15:18:02,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.08 03:16:09" (1/3) ... [2023-08-25 15:18:02,795 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17aee190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 03:18:02, skipping insertion in model container [2023-08-25 15:18:02,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:16:09" (2/3) ... [2023-08-25 15:18:02,796 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17aee190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 03:18:02, skipping insertion in model container [2023-08-25 15:18:02,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 03:18:02" (3/3) ... [2023-08-25 15:18:02,796 INFO L112 eAbstractionObserver]: Analyzing ICFG safe017_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-08-25 15:18:02,807 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-25 15:18:02,807 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 244 error locations. [2023-08-25 15:18:02,807 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-25 15:18:12,692 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-25 15:18:12,722 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 362 places, 355 transitions, 725 flow [2023-08-25 15:18:22,821 INFO L124 PetriNetUnfolderBase]: 3/352 cut-off events. [2023-08-25 15:18:22,822 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 15:18:22,828 INFO L83 FinitePrefix]: Finished finitePrefix Result has 362 conditions, 352 events. 3/352 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 99. Compared 1931 event pairs, 0 based on Foata normal form. 0/105 useless extension candidates. Maximal degree in co-relation 318. Up to 2 conditions per place. [2023-08-25 15:18:22,828 INFO L82 GeneralOperation]: Start removeDead. Operand has 362 places, 355 transitions, 725 flow [2023-08-25 15:18:22,842 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 359 places, 352 transitions, 713 flow [2023-08-25 15:18:22,844 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-25 15:18:22,853 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 359 places, 352 transitions, 713 flow [2023-08-25 15:18:22,858 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 359 places, 352 transitions, 713 flow [2023-08-25 15:18:22,858 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 359 places, 352 transitions, 713 flow [2023-08-25 15:18:32,735 INFO L124 PetriNetUnfolderBase]: 3/352 cut-off events. [2023-08-25 15:18:32,735 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 15:18:32,738 INFO L83 FinitePrefix]: Finished finitePrefix Result has 362 conditions, 352 events. 3/352 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 99. Compared 1938 event pairs, 0 based on Foata normal form. 0/105 useless extension candidates. Maximal degree in co-relation 318. Up to 2 conditions per place. [2023-08-25 15:18:32,752 INFO L119 LiptonReduction]: Number of co-enabled transitions 58092 Received shutdown request... [2023-08-25 15:30:29,874 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-08-25 15:30:29,924 WARN L266 SmtUtils]: Removed 3 from assertion stack [2023-08-25 15:30:29,925 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction. Reason: Timeout or Toolchain cancelled by user [2023-08-25 15:30:29,927 INFO L158 Benchmark]: Toolchain (without parser) took 860577.21ms. Allocated memory was 337.6MB in the beginning and 14.7GB in the end (delta: 14.3GB). Free memory was 311.8MB in the beginning and 6.7GB in the end (delta: -6.4GB). Peak memory consumption was 10.6GB. Max. memory is 16.0GB. [2023-08-25 15:30:29,927 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 337.6MB. Free memory is still 315.1MB. There was no memory consumed. Max. memory is 16.0GB. [2023-08-25 15:30:29,928 INFO L158 Benchmark]: CACSL2BoogieTranslator took 477.18ms. Allocated memory is still 337.6MB. Free memory was 311.8MB in the beginning and 285.3MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. [2023-08-25 15:30:29,928 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.30ms. Allocated memory is still 337.6MB. Free memory was 285.3MB in the beginning and 281.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-25 15:30:29,929 INFO L158 Benchmark]: Boogie Preprocessor took 51.12ms. Allocated memory is still 337.6MB. Free memory was 281.1MB in the beginning and 276.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-25 15:30:29,929 INFO L158 Benchmark]: RCFGBuilder took 112856.58ms. Allocated memory was 337.6MB in the beginning and 14.2GB in the end (delta: 13.9GB). Free memory was 276.3MB in the beginning and 12.2GB in the end (delta: -12.0GB). Peak memory consumption was 3.0GB. Max. memory is 16.0GB. [2023-08-25 15:30:29,930 INFO L158 Benchmark]: TraceAbstraction took 747132.42ms. Allocated memory was 14.2GB in the beginning and 14.7GB in the end (delta: 448.8MB). Free memory was 12.2GB in the beginning and 6.7GB in the end (delta: 5.6GB). Peak memory consumption was 8.6GB. Max. memory is 16.0GB. [2023-08-25 15:30:29,936 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 337.6MB. Free memory is still 315.1MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 477.18ms. Allocated memory is still 337.6MB. Free memory was 311.8MB in the beginning and 285.3MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 55.30ms. Allocated memory is still 337.6MB. Free memory was 285.3MB in the beginning and 281.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 51.12ms. Allocated memory is still 337.6MB. Free memory was 281.1MB in the beginning and 276.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * RCFGBuilder took 112856.58ms. Allocated memory was 337.6MB in the beginning and 14.2GB in the end (delta: 13.9GB). Free memory was 276.3MB in the beginning and 12.2GB in the end (delta: -12.0GB). Peak memory consumption was 3.0GB. Max. memory is 16.0GB. * TraceAbstraction took 747132.42ms. Allocated memory was 14.2GB in the beginning and 14.7GB in the end (delta: 448.8MB). Free memory was 12.2GB in the beginning and 6.7GB in the end (delta: 5.6GB). Peak memory consumption was 8.6GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 267]: Unsoundness Warning unspecified type, defaulting to int C: short [267] - GenericResultAtLocation [Line: 267]: Unsoundness Warning unspecified type, defaulting to int C: short [267] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction) Toolchain cancelled while CegarLoopFactory was constructing initial abstraction,while PetriNetLargeBlockEncoding was applying PetriNetLargeBlockEncoding to Petri net that has 359 places, 352 transitions, 713 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 359 places, 352 transitions, 713 flow and 51344 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 30009 for 715970ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown