/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 -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 [2023-08-25 01:28:21,714 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-25 01:28:21,801 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 01:28:21,807 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-25 01:28:21,807 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-25 01:28:21,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-25 01:28:21,837 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-25 01:28:21,837 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-25 01:28:21,838 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-25 01:28:21,841 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-25 01:28:21,842 INFO L153 SettingsManager]: * Use SBE=true [2023-08-25 01:28:21,842 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-25 01:28:21,842 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-25 01:28:21,843 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-25 01:28:21,843 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-25 01:28:21,844 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-25 01:28:21,844 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-25 01:28:21,844 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-25 01:28:21,844 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-25 01:28:21,845 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-25 01:28:21,845 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-25 01:28:21,846 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-25 01:28:21,846 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-25 01:28:21,846 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-25 01:28:21,846 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-25 01:28:21,847 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-25 01:28:21,847 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-25 01:28:21,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 01:28:21,847 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-25 01:28:21,847 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-25 01:28:21,848 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-25 01:28:21,848 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-25 01:28:21,849 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-25 01:28:21,849 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-25 01:28:21,849 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-25 01:28:21,849 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-25 01:28:22,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-25 01:28:22,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-25 01:28:22,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-25 01:28:22,202 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-25 01:28:22,202 INFO L274 PluginConnector]: CDTParser initialized [2023-08-25 01:28:22,203 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe019_rmo.oepc.i [2023-08-25 01:28:23,360 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-25 01:28:23,691 INFO L384 CDTParser]: Found 1 translation units. [2023-08-25 01:28:23,691 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_rmo.oepc.i [2023-08-25 01:28:23,713 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa702212f/2fb499c6f1c647f983f16f79ff9f81a3/FLAG341251eac [2023-08-25 01:28:23,726 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa702212f/2fb499c6f1c647f983f16f79ff9f81a3 [2023-08-25 01:28:23,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-25 01:28:23,732 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-25 01:28:23,734 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-25 01:28:23,734 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-25 01:28:23,736 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-25 01:28:23,737 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 01:28:23" (1/1) ... [2023-08-25 01:28:23,738 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fe59a21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:28:23, skipping insertion in model container [2023-08-25 01:28:23,738 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 01:28:23" (1/1) ... [2023-08-25 01:28:23,790 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-25 01:28:24,225 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 01:28:24,237 INFO L201 MainTranslator]: Completed pre-run [2023-08-25 01:28:24,268 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-25 01:28:24,270 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-25 01:28:24,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 01:28:24,407 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 01:28:24,407 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 01:28:24,413 INFO L206 MainTranslator]: Completed translation [2023-08-25 01:28:24,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:28:24 WrapperNode [2023-08-25 01:28:24,414 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-25 01:28:24,415 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-25 01:28:24,416 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-25 01:28:24,416 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-25 01:28:24,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:28:24" (1/1) ... [2023-08-25 01:28:24,474 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:28:24" (1/1) ... [2023-08-25 01:28:24,518 INFO L138 Inliner]: procedures = 177, calls = 86, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 813 [2023-08-25 01:28:24,518 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-25 01:28:24,519 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-25 01:28:24,519 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-25 01:28:24,519 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-25 01:28:24,526 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:28:24" (1/1) ... [2023-08-25 01:28:24,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:28:24" (1/1) ... [2023-08-25 01:28:24,533 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:28:24" (1/1) ... [2023-08-25 01:28:24,533 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:28:24" (1/1) ... [2023-08-25 01:28:24,568 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:28:24" (1/1) ... [2023-08-25 01:28:24,575 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:28:24" (1/1) ... [2023-08-25 01:28:24,582 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:28:24" (1/1) ... [2023-08-25 01:28:24,587 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:28:24" (1/1) ... [2023-08-25 01:28:24,597 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-25 01:28:24,597 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-25 01:28:24,597 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-25 01:28:24,598 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-25 01:28:24,613 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:28:24" (1/1) ... [2023-08-25 01:28:24,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 01:28:24,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 01:28:24,640 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 01:28:24,665 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 01:28:24,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-25 01:28:24,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-25 01:28:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-25 01:28:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-25 01:28:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-25 01:28:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-25 01:28:24,681 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-25 01:28:24,681 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-25 01:28:24,682 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-25 01:28:24,682 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-25 01:28:24,682 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-25 01:28:24,682 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-25 01:28:24,682 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-25 01:28:24,682 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-25 01:28:24,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-25 01:28:24,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-25 01:28:24,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-25 01:28:24,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-25 01:28:24,686 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 01:28:24,909 INFO L236 CfgBuilder]: Building ICFG [2023-08-25 01:28:24,911 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-25 01:28:26,291 INFO L277 CfgBuilder]: Performing block encoding [2023-08-25 01:36:41,679 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-25 01:36:41,680 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-25 01:36:41,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 01:36:41 BoogieIcfgContainer [2023-08-25 01:36:41,683 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-25 01:36:41,685 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-25 01:36:41,685 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-25 01:36:41,688 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-25 01:36:41,688 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.08 01:28:23" (1/3) ... [2023-08-25 01:36:41,689 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73d617e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 01:36:41, skipping insertion in model container [2023-08-25 01:36:41,689 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:28:24" (2/3) ... [2023-08-25 01:36:41,689 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73d617e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 01:36:41, skipping insertion in model container [2023-08-25 01:36:41,689 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 01:36:41" (3/3) ... [2023-08-25 01:36:41,690 INFO L112 eAbstractionObserver]: Analyzing ICFG safe019_rmo.oepc.i [2023-08-25 01:36:41,706 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-25 01:36:41,706 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 309 error locations. [2023-08-25 01:36:41,706 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-25 01:37:06,095 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-25 01:37:06,155 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 469 places, 459 transitions, 938 flow [2023-08-25 01:38:03,886 INFO L124 PetriNetUnfolderBase]: 3/455 cut-off events. [2023-08-25 01:38:03,886 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 01:38:03,900 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. [2023-08-25 01:38:03,900 INFO L82 GeneralOperation]: Start removeDead. Operand has 469 places, 459 transitions, 938 flow [2023-08-25 01:38:03,920 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 465 places, 455 transitions, 922 flow [2023-08-25 01:38:03,923 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-25 01:38:03,934 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 465 places, 455 transitions, 922 flow [2023-08-25 01:38:03,936 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 465 places, 455 transitions, 922 flow [2023-08-25 01:38:03,936 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 465 places, 455 transitions, 922 flow [2023-08-25 01:38:57,921 INFO L124 PetriNetUnfolderBase]: 3/455 cut-off events. [2023-08-25 01:38:57,921 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 01:38:57,924 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. [2023-08-25 01:38:57,945 INFO L119 LiptonReduction]: Number of co-enabled transitions 96580 [2023-08-25 01:39:19,403 WARN L234 SmtUtils]: Spent 9.15s 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) [2023-08-25 01:39:27,602 WARN L234 SmtUtils]: Spent 8.19s 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) [2023-08-25 01:39:33,886 WARN L234 SmtUtils]: Spent 5.88s 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) [2023-08-25 01:39:52,970 WARN L234 SmtUtils]: Spent 19.07s 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) [2023-08-25 01:40:02,764 WARN L234 SmtUtils]: Spent 5.02s 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) [2023-08-25 01:40:11,756 WARN L234 SmtUtils]: Spent 8.98s 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) [2023-08-25 01:40:26,475 WARN L234 SmtUtils]: Spent 14.71s 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) [2023-08-25 01:40:48,442 WARN L234 SmtUtils]: Spent 20.99s 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) [2023-08-25 01:40:54,939 WARN L234 SmtUtils]: Spent 6.49s 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) [2023-08-25 01:41:10,417 WARN L234 SmtUtils]: Spent 5.51s 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) [2023-08-25 01:41:15,553 WARN L234 SmtUtils]: Spent 5.13s 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) [2023-08-25 01:41:21,012 WARN L234 SmtUtils]: Spent 5.45s 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... [2023-08-25 01:41:24,982 WARN L266 SmtUtils]: Removed 3 from assertion stack [2023-08-25 01:41:24,982 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 01:41:24,984 INFO L158 Benchmark]: Toolchain (without parser) took 781251.75ms. Allocated memory was 396.4MB in the beginning and 15.9GB in the end (delta: 15.5GB). Free memory was 370.9MB in the beginning and 7.6GB in the end (delta: -7.2GB). Peak memory consumption was 12.4GB. Max. memory is 16.0GB. [2023-08-25 01:41:24,984 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 396.4MB. Free memory was 372.8MB in the beginning and 372.7MB in the end (delta: 87.5kB). There was no memory consumed. Max. memory is 16.0GB. [2023-08-25 01:41:24,984 INFO L158 Benchmark]: CACSL2BoogieTranslator took 680.95ms. Allocated memory is still 396.4MB. Free memory was 370.9MB in the beginning and 341.5MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.0GB. [2023-08-25 01:41:24,985 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.95ms. Allocated memory is still 396.4MB. Free memory was 341.5MB in the beginning and 336.6MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-25 01:41:24,985 INFO L158 Benchmark]: Boogie Preprocessor took 77.73ms. Allocated memory is still 396.4MB. Free memory was 336.6MB in the beginning and 329.7MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. [2023-08-25 01:41:24,986 INFO L158 Benchmark]: RCFGBuilder took 497085.74ms. Allocated memory was 396.4MB in the beginning and 15.7GB in the end (delta: 15.3GB). Free memory was 329.7MB in the beginning and 12.0GB in the end (delta: -11.7GB). Peak memory consumption was 4.6GB. Max. memory is 16.0GB. [2023-08-25 01:41:24,990 INFO L158 Benchmark]: TraceAbstraction took 283297.66ms. Allocated memory was 15.7GB in the beginning and 15.9GB in the end (delta: 151.0MB). Free memory was 12.0GB in the beginning and 7.6GB in the end (delta: 4.4GB). Peak memory consumption was 8.8GB. Max. memory is 16.0GB. [2023-08-25 01:41:24,995 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks [2023-08-25 01:41:25,000 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 0.12ms. Allocated memory is still 396.4MB. Free memory was 372.8MB in the beginning and 372.7MB in the end (delta: 87.5kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 680.95ms. Allocated memory is still 396.4MB. Free memory was 370.9MB in the beginning and 341.5MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 102.95ms. Allocated memory is still 396.4MB. Free memory was 341.5MB in the beginning and 336.6MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 77.73ms. Allocated memory is still 396.4MB. Free memory was 336.6MB in the beginning and 329.7MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. * RCFGBuilder took 497085.74ms. Allocated memory was 396.4MB in the beginning and 15.7GB in the end (delta: 15.3GB). Free memory was 329.7MB in the beginning and 12.0GB in the end (delta: -11.7GB). Peak memory consumption was 4.6GB. Max. memory is 16.0GB. * TraceAbstraction took 283297.66ms. Allocated memory was 15.7GB in the beginning and 15.9GB in the end (delta: 151.0MB). Free memory was 12.0GB in the beginning and 7.6GB in the end (delta: 4.4GB). Peak memory consumption was 8.8GB. 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 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 3955ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown