/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 PROGRAM_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/safe019_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-26 05:05:58,144 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-26 05:05:58,230 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 [2023-08-26 05:05:58,235 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-26 05:05:58,236 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-26 05:05:58,268 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-26 05:05:58,269 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-26 05:05:58,277 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-26 05:05:58,277 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-26 05:05:58,281 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-26 05:05:58,281 INFO L153 SettingsManager]: * Use SBE=true [2023-08-26 05:05:58,281 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-26 05:05:58,282 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-26 05:05:58,283 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-26 05:05:58,283 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-26 05:05:58,283 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-26 05:05:58,284 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-26 05:05:58,284 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-26 05:05:58,284 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-26 05:05:58,284 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-26 05:05:58,284 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-26 05:05:58,285 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-26 05:05:58,285 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-26 05:05:58,286 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-26 05:05:58,286 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-26 05:05:58,286 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-26 05:05:58,287 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-26 05:05:58,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 05:05:58,287 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-26 05:05:58,287 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-26 05:05:58,288 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-26 05:05:58,289 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-26 05:05:58,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-26 05:05:58,289 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-26 05:05:58,289 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-26 05:05:58,289 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> PROGRAM_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-26 05:05:58,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-26 05:05:58,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-26 05:05:58,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-26 05:05:58,640 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-26 05:05:58,640 INFO L274 PluginConnector]: CDTParser initialized [2023-08-26 05:05:58,641 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe019_rmo.oepc.i [2023-08-26 05:05:59,805 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-26 05:06:00,114 INFO L384 CDTParser]: Found 1 translation units. [2023-08-26 05:06:00,115 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_rmo.oepc.i [2023-08-26 05:06:00,144 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bd90f0e6/d35d59c14079492e9d91d2186451bb92/FLAG19474d1d9 [2023-08-26 05:06:00,159 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bd90f0e6/d35d59c14079492e9d91d2186451bb92 [2023-08-26 05:06:00,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-26 05:06:00,164 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-26 05:06:00,167 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-26 05:06:00,167 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-26 05:06:00,169 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-26 05:06:00,170 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 05:06:00" (1/1) ... [2023-08-26 05:06:00,171 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@221e3176 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:06:00, skipping insertion in model container [2023-08-26 05:06:00,171 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 05:06:00" (1/1) ... [2023-08-26 05:06:00,225 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-26 05:06:00,646 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 05:06:00,658 INFO L201 MainTranslator]: Completed pre-run [2023-08-26 05:06:00,673 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-26 05:06:00,675 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-26 05:06:00,749 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 05:06:00,787 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-26 05:06:00,788 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-26 05:06:00,794 INFO L206 MainTranslator]: Completed translation [2023-08-26 05:06:00,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:06:00 WrapperNode [2023-08-26 05:06:00,794 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-26 05:06:00,795 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-26 05:06:00,795 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-26 05:06:00,795 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-26 05:06:00,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:06:00" (1/1) ... [2023-08-26 05:06:00,824 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:06:00" (1/1) ... [2023-08-26 05:06:00,872 INFO L138 Inliner]: procedures = 177, calls = 86, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 813 [2023-08-26 05:06:00,872 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-26 05:06:00,873 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-26 05:06:00,873 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-26 05:06:00,873 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-26 05:06:00,883 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:06:00" (1/1) ... [2023-08-26 05:06:00,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:06:00" (1/1) ... [2023-08-26 05:06:00,899 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:06:00" (1/1) ... [2023-08-26 05:06:00,899 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:06:00" (1/1) ... [2023-08-26 05:06:00,956 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:06:00" (1/1) ... [2023-08-26 05:06:00,964 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:06:00" (1/1) ... [2023-08-26 05:06:00,979 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:06:00" (1/1) ... [2023-08-26 05:06:00,988 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:06:00" (1/1) ... [2023-08-26 05:06:00,998 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-26 05:06:00,999 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-26 05:06:00,999 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-26 05:06:00,999 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-26 05:06:01,000 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:06:00" (1/1) ... [2023-08-26 05:06:01,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 05:06:01,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-26 05:06:01,032 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) [2023-08-26 05:06:01,048 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 [2023-08-26 05:06:01,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-26 05:06:01,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-26 05:06:01,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-26 05:06:01,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-26 05:06:01,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-26 05:06:01,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-26 05:06:01,075 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-26 05:06:01,075 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-26 05:06:01,075 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-26 05:06:01,075 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-26 05:06:01,075 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-26 05:06:01,075 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-26 05:06:01,075 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-26 05:06:01,075 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-26 05:06:01,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-26 05:06:01,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-26 05:06:01,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-26 05:06:01,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-26 05:06:01,079 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-26 05:06:01,349 INFO L236 CfgBuilder]: Building ICFG [2023-08-26 05:06:01,351 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-26 05:06:02,715 INFO L277 CfgBuilder]: Performing block encoding [2023-08-26 05:14:12,822 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-26 05:14:12,822 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-26 05:14:12,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 05:14:12 BoogieIcfgContainer [2023-08-26 05:14:12,825 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-26 05:14:12,826 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-26 05:14:12,826 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-26 05:14:12,832 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-26 05:14:12,832 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 05:06:00" (1/3) ... [2023-08-26 05:14:12,832 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2180e58a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 05:14:12, skipping insertion in model container [2023-08-26 05:14:12,833 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:06:00" (2/3) ... [2023-08-26 05:14:12,833 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2180e58a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 05:14:12, skipping insertion in model container [2023-08-26 05:14:12,833 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 05:14:12" (3/3) ... [2023-08-26 05:14:12,834 INFO L112 eAbstractionObserver]: Analyzing ICFG safe019_rmo.oepc.i [2023-08-26 05:14:12,850 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-26 05:14:12,850 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 309 error locations. [2023-08-26 05:14:12,850 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-26 05:14:36,861 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-26 05:14:36,896 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 469 places, 459 transitions, 938 flow [2023-08-26 05:15:29,039 INFO L124 PetriNetUnfolderBase]: 3/455 cut-off events. [2023-08-26 05:15:29,039 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 05:15:29,051 INFO L83 FinitePrefix]: Finished finitePrefix Result has 468 conditions, 455 events. 3/455 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 2728 event pairs, 0 based on Foata normal form. 0/143 useless extension candidates. Maximal degree in co-relation 398. Up to 2 conditions per place. [2023-08-26 05:15:29,051 INFO L82 GeneralOperation]: Start removeDead. Operand has 469 places, 459 transitions, 938 flow [2023-08-26 05:15:29,071 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 465 places, 455 transitions, 922 flow [2023-08-26 05:15:29,074 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-26 05:15:29,082 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 465 places, 455 transitions, 922 flow [2023-08-26 05:15:29,084 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 465 places, 455 transitions, 922 flow [2023-08-26 05:15:29,084 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 465 places, 455 transitions, 922 flow [2023-08-26 05:16:18,777 INFO L124 PetriNetUnfolderBase]: 3/455 cut-off events. [2023-08-26 05:16:18,777 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 05:16:18,780 INFO L83 FinitePrefix]: Finished finitePrefix Result has 468 conditions, 455 events. 3/455 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 2732 event pairs, 0 based on Foata normal form. 0/143 useless extension candidates. Maximal degree in co-relation 398. Up to 2 conditions per place. [2023-08-26 05:16:18,804 INFO L119 LiptonReduction]: Number of co-enabled transitions 96580 [2023-08-26 05:16:40,163 WARN L234 SmtUtils]: Spent 9.18s on a formula simplification. DAG size of input: 2091 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:16:48,223 WARN L234 SmtUtils]: Spent 8.05s on a formula simplification. DAG size of input: 2167 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:16:54,407 WARN L234 SmtUtils]: Spent 5.78s on a formula simplification. DAG size of input: 2717 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:17:13,262 WARN L234 SmtUtils]: Spent 18.84s on a formula simplification. DAG size of input: 3118 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:17:22,996 WARN L234 SmtUtils]: Spent 5.00s on a formula simplification. DAG size of input: 1585 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:17:31,759 WARN L234 SmtUtils]: Spent 8.75s on a formula simplification. DAG size of input: 2984 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:17:46,268 WARN L234 SmtUtils]: Spent 14.50s on a formula simplification. DAG size of input: 3398 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:18:08,036 WARN L234 SmtUtils]: Spent 20.79s on a formula simplification. DAG size of input: 3821 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:18:14,517 WARN L234 SmtUtils]: Spent 6.47s on a formula simplification. DAG size of input: 1637 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:18:29,892 WARN L234 SmtUtils]: Spent 5.46s on a formula simplification. DAG size of input: 1616 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:18:35,047 WARN L234 SmtUtils]: Spent 5.15s on a formula simplification. DAG size of input: 1611 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:18:40,564 WARN L234 SmtUtils]: Spent 5.51s on a formula simplification. DAG size of input: 1611 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Received shutdown request... [2023-08-26 05:19:03,215 WARN L266 SmtUtils]: Removed 3 from assertion stack [2023-08-26 05:19:03,215 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction. Reason: Timeout or Toolchain cancelled by user [2023-08-26 05:19:03,217 INFO L158 Benchmark]: Toolchain (without parser) took 783051.91ms. Allocated memory was 394.3MB in the beginning and 15.8GB in the end (delta: 15.4GB). Free memory was 368.8MB in the beginning and 9.3GB in the end (delta: -8.9GB). Peak memory consumption was 12.4GB. Max. memory is 16.0GB. [2023-08-26 05:19:03,217 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 394.3MB. Free memory is still 371.0MB. There was no memory consumed. Max. memory is 16.0GB. [2023-08-26 05:19:03,217 INFO L158 Benchmark]: CACSL2BoogieTranslator took 627.52ms. Allocated memory is still 394.3MB. Free memory was 368.8MB in the beginning and 339.6MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.0GB. [2023-08-26 05:19:03,218 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.48ms. Allocated memory is still 394.3MB. Free memory was 339.6MB in the beginning and 334.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-26 05:19:03,218 INFO L158 Benchmark]: Boogie Preprocessor took 125.01ms. Allocated memory is still 394.3MB. Free memory was 334.5MB in the beginning and 327.5MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. [2023-08-26 05:19:03,219 INFO L158 Benchmark]: RCFGBuilder took 491826.03ms. Allocated memory was 394.3MB in the beginning and 15.7GB in the end (delta: 15.3GB). Free memory was 327.5MB in the beginning and 11.6GB in the end (delta: -11.3GB). Peak memory consumption was 6.0GB. Max. memory is 16.0GB. [2023-08-26 05:19:03,220 INFO L158 Benchmark]: TraceAbstraction took 290389.15ms. Allocated memory was 15.7GB in the beginning and 15.8GB in the end (delta: 125.8MB). Free memory was 11.6GB in the beginning and 9.3GB in the end (delta: 2.3GB). Peak memory consumption was 8.3GB. Max. memory is 16.0GB. [2023-08-26 05:19:03,223 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks [2023-08-26 05:19:03,226 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 Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 394.3MB. Free memory is still 371.0MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 627.52ms. Allocated memory is still 394.3MB. Free memory was 368.8MB in the beginning and 339.6MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 77.48ms. Allocated memory is still 394.3MB. Free memory was 339.6MB in the beginning and 334.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 125.01ms. Allocated memory is still 394.3MB. Free memory was 334.5MB in the beginning and 327.5MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. * RCFGBuilder took 491826.03ms. Allocated memory was 394.3MB in the beginning and 15.7GB in the end (delta: 15.3GB). Free memory was 327.5MB in the beginning and 11.6GB in the end (delta: -11.3GB). Peak memory consumption was 6.0GB. Max. memory is 16.0GB. * TraceAbstraction took 290389.15ms. Allocated memory was 15.7GB in the beginning and 15.8GB in the end (delta: 125.8MB). Free memory was 11.6GB in the beginning and 9.3GB in the end (delta: 2.3GB). Peak memory consumption was 8.3GB. 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 465 places, 455 transitions, 922 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 465 places, 455 transitions, 922 flow and 96580 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 5791 for 22635ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown