/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/safe027_rmo.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-25 15:50:31,467 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-25 15:50:31,549 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 15:50:31,554 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-25 15:50:31,555 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-25 15:50:31,585 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-25 15:50:31,586 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-25 15:50:31,586 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-25 15:50:31,587 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-25 15:50:31,590 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-25 15:50:31,590 INFO L153 SettingsManager]: * Use SBE=true [2023-08-25 15:50:31,591 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-25 15:50:31,591 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-25 15:50:31,592 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-25 15:50:31,592 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-25 15:50:31,592 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-25 15:50:31,593 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-25 15:50:31,593 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-25 15:50:31,593 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-25 15:50:31,594 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-25 15:50:31,594 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-25 15:50:31,595 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-25 15:50:31,595 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-25 15:50:31,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-25 15:50:31,596 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-25 15:50:31,596 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-25 15:50:31,596 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-25 15:50:31,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 15:50:31,597 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-25 15:50:31,597 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-25 15:50:31,598 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-25 15:50:31,598 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-25 15:50:31,598 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-25 15:50:31,598 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-25 15:50:31,598 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-25 15:50:31,599 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> INSUFFICIENT_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-25 15:50:31,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-25 15:50:31,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-25 15:50:31,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-25 15:50:31,928 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-25 15:50:31,930 INFO L274 PluginConnector]: CDTParser initialized [2023-08-25 15:50:31,931 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe027_rmo.i [2023-08-25 15:50:33,160 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-25 15:50:33,426 INFO L384 CDTParser]: Found 1 translation units. [2023-08-25 15:50:33,427 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_rmo.i [2023-08-25 15:50:33,445 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/687acc56f/032521b40c994f3eb73bd0b5b059bb87/FLAGe57fb3066 [2023-08-25 15:50:33,455 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/687acc56f/032521b40c994f3eb73bd0b5b059bb87 [2023-08-25 15:50:33,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-25 15:50:33,458 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-25 15:50:33,459 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-25 15:50:33,459 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-25 15:50:33,461 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-25 15:50:33,462 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 03:50:33" (1/1) ... [2023-08-25 15:50:33,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b192119 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:50:33, skipping insertion in model container [2023-08-25 15:50:33,463 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 03:50:33" (1/1) ... [2023-08-25 15:50:33,505 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-25 15:50:33,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 15:50:33,943 INFO L201 MainTranslator]: Completed pre-run [2023-08-25 15:50:33,975 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-25 15:50:33,977 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-25 15:50:34,047 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 15:50:34,082 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 15:50:34,082 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 15:50:34,088 INFO L206 MainTranslator]: Completed translation [2023-08-25 15:50:34,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:50:34 WrapperNode [2023-08-25 15:50:34,089 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-25 15:50:34,090 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-25 15:50:34,090 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-25 15:50:34,090 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-25 15:50:34,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:50:34" (1/1) ... [2023-08-25 15:50:34,135 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:50:34" (1/1) ... [2023-08-25 15:50:34,186 INFO L138 Inliner]: procedures = 177, calls = 83, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 341 [2023-08-25 15:50:34,186 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-25 15:50:34,187 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-25 15:50:34,187 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-25 15:50:34,187 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-25 15:50:34,196 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:50:34" (1/1) ... [2023-08-25 15:50:34,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:50:34" (1/1) ... [2023-08-25 15:50:34,211 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:50:34" (1/1) ... [2023-08-25 15:50:34,211 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:50:34" (1/1) ... [2023-08-25 15:50:34,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:50:34" (1/1) ... [2023-08-25 15:50:34,265 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:50:34" (1/1) ... [2023-08-25 15:50:34,282 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:50:34" (1/1) ... [2023-08-25 15:50:34,287 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:50:34" (1/1) ... [2023-08-25 15:50:34,294 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-25 15:50:34,295 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-25 15:50:34,295 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-25 15:50:34,295 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-25 15:50:34,296 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:50:34" (1/1) ... [2023-08-25 15:50:34,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 15:50:34,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 15:50:34,330 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 15:50:34,356 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 15:50:34,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-25 15:50:34,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-25 15:50:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-25 15:50:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-25 15:50:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-25 15:50:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-25 15:50:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-25 15:50:34,370 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-25 15:50:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-25 15:50:34,370 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-25 15:50:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-25 15:50:34,371 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-25 15:50:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-25 15:50:34,371 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-25 15:50:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-25 15:50:34,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-25 15:50:34,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-25 15:50:34,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-25 15:50:34,375 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 15:50:34,623 INFO L236 CfgBuilder]: Building ICFG [2023-08-25 15:50:34,625 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-25 15:50:35,826 INFO L277 CfgBuilder]: Performing block encoding [2023-08-25 15:55:32,849 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-25 15:55:32,849 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-25 15:55:32,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 03:55:32 BoogieIcfgContainer [2023-08-25 15:55:32,852 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-25 15:55:32,854 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-25 15:55:32,854 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-25 15:55:32,856 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-25 15:55:32,857 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.08 03:50:33" (1/3) ... [2023-08-25 15:55:32,857 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43206033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 03:55:32, skipping insertion in model container [2023-08-25 15:55:32,857 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 03:50:34" (2/3) ... [2023-08-25 15:55:32,858 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43206033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 03:55:32, skipping insertion in model container [2023-08-25 15:55:32,858 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 03:55:32" (3/3) ... [2023-08-25 15:55:32,859 INFO L112 eAbstractionObserver]: Analyzing ICFG safe027_rmo.i [2023-08-25 15:55:32,873 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-25 15:55:32,874 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 282 error locations. [2023-08-25 15:55:32,874 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-25 15:56:09,696 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-25 15:56:09,734 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 442 places, 432 transitions, 884 flow [2023-08-25 15:56:58,695 INFO L124 PetriNetUnfolderBase]: 3/428 cut-off events. [2023-08-25 15:56:58,696 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 15:56:58,712 INFO L83 FinitePrefix]: Finished finitePrefix Result has 441 conditions, 428 events. 3/428 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 2564 event pairs, 0 based on Foata normal form. 0/143 useless extension candidates. Maximal degree in co-relation 370. Up to 2 conditions per place. [2023-08-25 15:56:58,713 INFO L82 GeneralOperation]: Start removeDead. Operand has 442 places, 432 transitions, 884 flow [2023-08-25 15:56:58,741 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 438 places, 428 transitions, 868 flow [2023-08-25 15:56:58,745 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-25 15:56:58,758 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 438 places, 428 transitions, 868 flow [2023-08-25 15:56:58,764 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 438 places, 428 transitions, 868 flow [2023-08-25 15:56:58,765 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 438 places, 428 transitions, 868 flow [2023-08-25 15:57:47,313 INFO L124 PetriNetUnfolderBase]: 3/428 cut-off events. [2023-08-25 15:57:47,313 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 15:57:47,317 INFO L83 FinitePrefix]: Finished finitePrefix Result has 441 conditions, 428 events. 3/428 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 2561 event pairs, 0 based on Foata normal form. 0/143 useless extension candidates. Maximal degree in co-relation 370. Up to 2 conditions per place. [2023-08-25 15:57:47,342 INFO L119 LiptonReduction]: Number of co-enabled transitions 92504 [2023-08-25 15:58:21,820 WARN L234 SmtUtils]: Spent 6.35s on a formula simplification. DAG size of input: 1391 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 15:58:29,802 WARN L234 SmtUtils]: Spent 6.09s on a formula simplification. DAG size of input: 1422 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 15:58:36,673 WARN L234 SmtUtils]: Spent 6.85s on a formula simplification. DAG size of input: 1286 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 15:58:43,019 WARN L234 SmtUtils]: Spent 6.34s on a formula simplification. DAG size of input: 1432 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 15:58:52,590 WARN L234 SmtUtils]: Spent 5.80s on a formula simplification. DAG size of input: 1414 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 15:59:01,773 WARN L234 SmtUtils]: Spent 5.57s on a formula simplification. DAG size of input: 1414 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 15:59:09,933 WARN L234 SmtUtils]: Spent 8.15s on a formula simplification. DAG size of input: 1294 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 15:59:16,187 WARN L234 SmtUtils]: Spent 6.25s on a formula simplification. DAG size of input: 1294 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 15:59:36,337 WARN L234 SmtUtils]: Spent 7.80s on a formula simplification. DAG size of input: 2004 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 15:59:47,710 WARN L234 SmtUtils]: Spent 7.28s on a formula simplification. DAG size of input: 1924 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 15:59:55,048 WARN L234 SmtUtils]: Spent 7.33s on a formula simplification. DAG size of input: 1450 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 16:00:00,208 WARN L234 SmtUtils]: Spent 5.15s on a formula simplification. DAG size of input: 1432 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 16:00:12,878 WARN L234 SmtUtils]: Spent 9.62s on a formula simplification. DAG size of input: 2355 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 16:00:22,280 WARN L234 SmtUtils]: Spent 9.39s on a formula simplification. DAG size of input: 2586 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 16:00:40,183 WARN L234 SmtUtils]: Spent 17.89s on a formula simplification. DAG size of input: 3326 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 16:00:47,486 WARN L234 SmtUtils]: Spent 7.28s on a formula simplification. DAG size of input: 2653 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 16:01:08,585 WARN L234 SmtUtils]: Spent 21.09s on a formula simplification. DAG size of input: 3403 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 16:01:34,537 WARN L234 SmtUtils]: Spent 25.94s on a formula simplification. DAG size of input: 3444 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 16:01:40,876 WARN L234 SmtUtils]: Spent 6.33s on a formula simplification. DAG size of input: 2702 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 16:01:58,887 WARN L234 SmtUtils]: Spent 18.00s on a formula simplification. DAG size of input: 3475 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 16:02:19,422 WARN L234 SmtUtils]: Spent 20.52s on a formula simplification. DAG size of input: 3491 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 16:02:43,447 WARN L234 SmtUtils]: Spent 24.01s on a formula simplification. DAG size of input: 3393 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 16:03:13,157 WARN L234 SmtUtils]: Spent 29.70s on a formula simplification. DAG size of input: 3374 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 16:03:23,428 WARN L234 SmtUtils]: Spent 10.26s on a formula simplification. DAG size of input: 3369 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 16:03:33,213 WARN L234 SmtUtils]: Spent 9.78s on a formula simplification. DAG size of input: 2987 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Received shutdown request... [2023-08-25 16:03:35,477 WARN L266 SmtUtils]: Removed 3 from assertion stack [2023-08-25 16:03:35,477 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 16:03:35,479 INFO L158 Benchmark]: Toolchain (without parser) took 782020.11ms. Allocated memory was 371.2MB in the beginning and 15.9GB in the end (delta: 15.6GB). Free memory was 346.5MB in the beginning and 9.7GB in the end (delta: -9.4GB). Peak memory consumption was 12.6GB. Max. memory is 16.0GB. [2023-08-25 16:03:35,479 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 371.2MB. Free memory is still 347.6MB. There was no memory consumed. Max. memory is 16.0GB. [2023-08-25 16:03:35,480 INFO L158 Benchmark]: CACSL2BoogieTranslator took 630.03ms. Allocated memory is still 371.2MB. Free memory was 346.0MB in the beginning and 317.6MB in the end (delta: 28.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. [2023-08-25 16:03:35,480 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.57ms. Allocated memory is still 371.2MB. Free memory was 317.6MB in the beginning and 314.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-25 16:03:35,481 INFO L158 Benchmark]: Boogie Preprocessor took 107.32ms. Allocated memory is still 371.2MB. Free memory was 314.1MB in the beginning and 307.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. [2023-08-25 16:03:35,481 INFO L158 Benchmark]: RCFGBuilder took 298557.34ms. Allocated memory was 371.2MB in the beginning and 15.9GB in the end (delta: 15.5GB). Free memory was 307.8MB in the beginning and 13.1GB in the end (delta: -12.8GB). Peak memory consumption was 4.2GB. Max. memory is 16.0GB. [2023-08-25 16:03:35,482 INFO L158 Benchmark]: TraceAbstraction took 482623.94ms. Allocated memory was 15.9GB in the beginning and 15.9GB in the end (delta: 69.2MB). Free memory was 13.1GB in the beginning and 9.7GB in the end (delta: 3.4GB). Peak memory consumption was 9.8GB. Max. memory is 16.0GB. [2023-08-25 16:03:35,484 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 371.2MB. Free memory is still 347.6MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 630.03ms. Allocated memory is still 371.2MB. Free memory was 346.0MB in the beginning and 317.6MB in the end (delta: 28.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 96.57ms. Allocated memory is still 371.2MB. Free memory was 317.6MB in the beginning and 314.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 107.32ms. Allocated memory is still 371.2MB. Free memory was 314.1MB in the beginning and 307.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. * RCFGBuilder took 298557.34ms. Allocated memory was 371.2MB in the beginning and 15.9GB in the end (delta: 15.5GB). Free memory was 307.8MB in the beginning and 13.1GB in the end (delta: -12.8GB). Peak memory consumption was 4.2GB. Max. memory is 16.0GB. * TraceAbstraction took 482623.94ms. Allocated memory was 15.9GB in the beginning and 15.9GB in the end (delta: 69.2MB). Free memory was 13.1GB in the beginning and 9.7GB in the end (delta: 3.4GB). Peak memory consumption was 9.8GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 268]: Unsoundness Warning unspecified type, defaulting to int C: short [268] - GenericResultAtLocation [Line: 268]: Unsoundness Warning unspecified type, defaulting to int C: short [268] * 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 438 places, 428 transitions, 868 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 438 places, 428 transitions, 868 flow and 92504 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 3827 for 2254ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown