/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/safe028_rmo.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-25 01:55:33,692 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-25 01:55:33,757 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 01:55:33,761 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-25 01:55:33,762 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-25 01:55:33,785 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-25 01:55:33,786 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-25 01:55:33,786 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-25 01:55:33,787 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-25 01:55:33,796 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-25 01:55:33,796 INFO L153 SettingsManager]: * Use SBE=true [2023-08-25 01:55:33,796 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-25 01:55:33,796 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-25 01:55:33,797 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-25 01:55:33,797 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-25 01:55:33,797 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-25 01:55:33,798 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-25 01:55:33,798 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-25 01:55:33,798 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-25 01:55:33,798 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-25 01:55:33,798 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-25 01:55:33,799 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-25 01:55:33,799 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-25 01:55:33,799 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-25 01:55:33,799 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-25 01:55:33,799 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-25 01:55:33,800 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-25 01:55:33,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 01:55:33,800 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-25 01:55:33,800 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-25 01:55:33,801 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-25 01:55:33,801 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-25 01:55:33,801 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-25 01:55:33,801 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-25 01:55:33,801 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-25 01:55:33,801 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-25 01:55:34,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-25 01:55:34,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-25 01:55:34,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-25 01:55:34,086 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-25 01:55:34,087 INFO L274 PluginConnector]: CDTParser initialized [2023-08-25 01:55:34,088 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe028_rmo.i [2023-08-25 01:55:34,957 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-25 01:55:35,194 INFO L384 CDTParser]: Found 1 translation units. [2023-08-25 01:55:35,194 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe028_rmo.i [2023-08-25 01:55:35,216 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd2775c1f/7e0b6c66c69849efa3359f63337e7fb8/FLAG667b5be7e [2023-08-25 01:55:35,225 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd2775c1f/7e0b6c66c69849efa3359f63337e7fb8 [2023-08-25 01:55:35,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-25 01:55:35,227 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-25 01:55:35,228 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-25 01:55:35,228 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-25 01:55:35,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-25 01:55:35,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 01:55:35" (1/1) ... [2023-08-25 01:55:35,230 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a2b8400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:55:35, skipping insertion in model container [2023-08-25 01:55:35,231 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 01:55:35" (1/1) ... [2023-08-25 01:55:35,282 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-25 01:55:35,598 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 01:55:35,610 INFO L201 MainTranslator]: Completed pre-run [2023-08-25 01:55:35,635 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-25 01:55:35,636 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-25 01:55:35,694 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 01:55:35,720 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 01:55:35,720 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 01:55:35,725 INFO L206 MainTranslator]: Completed translation [2023-08-25 01:55:35,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:55:35 WrapperNode [2023-08-25 01:55:35,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-25 01:55:35,726 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-25 01:55:35,726 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-25 01:55:35,726 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-25 01:55:35,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:55:35" (1/1) ... [2023-08-25 01:55:35,762 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:55:35" (1/1) ... [2023-08-25 01:55:35,798 INFO L138 Inliner]: procedures = 176, calls = 76, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 319 [2023-08-25 01:55:35,798 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-25 01:55:35,799 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-25 01:55:35,799 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-25 01:55:35,799 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-25 01:55:35,804 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:55:35" (1/1) ... [2023-08-25 01:55:35,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:55:35" (1/1) ... [2023-08-25 01:55:35,808 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:55:35" (1/1) ... [2023-08-25 01:55:35,809 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:55:35" (1/1) ... [2023-08-25 01:55:35,838 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:55:35" (1/1) ... [2023-08-25 01:55:35,842 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:55:35" (1/1) ... [2023-08-25 01:55:35,845 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:55:35" (1/1) ... [2023-08-25 01:55:35,848 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:55:35" (1/1) ... [2023-08-25 01:55:35,861 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-25 01:55:35,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-25 01:55:35,861 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-25 01:55:35,861 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-25 01:55:35,862 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:55:35" (1/1) ... [2023-08-25 01:55:35,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 01:55:35,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 01:55:35,883 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 01:55:35,892 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 01:55:35,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-25 01:55:35,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-25 01:55:35,922 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-25 01:55:35,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-25 01:55:35,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-25 01:55:35,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-25 01:55:35,923 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-25 01:55:35,923 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-25 01:55:35,923 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-25 01:55:35,923 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-25 01:55:35,923 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-25 01:55:35,923 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-25 01:55:35,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-25 01:55:35,923 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-25 01:55:35,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-25 01:55:35,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-25 01:55:35,925 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 01:55:36,065 INFO L236 CfgBuilder]: Building ICFG [2023-08-25 01:55:36,066 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-25 01:55:37,149 INFO L277 CfgBuilder]: Performing block encoding [2023-08-25 01:56:56,919 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-25 01:56:56,919 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-25 01:56:56,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 01:56:56 BoogieIcfgContainer [2023-08-25 01:56:56,923 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-25 01:56:56,924 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-25 01:56:56,924 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-25 01:56:56,926 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-25 01:56:56,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.08 01:55:35" (1/3) ... [2023-08-25 01:56:56,927 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ddfff0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 01:56:56, skipping insertion in model container [2023-08-25 01:56:56,927 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:55:35" (2/3) ... [2023-08-25 01:56:56,927 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ddfff0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 01:56:56, skipping insertion in model container [2023-08-25 01:56:56,927 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 01:56:56" (3/3) ... [2023-08-25 01:56:56,928 INFO L112 eAbstractionObserver]: Analyzing ICFG safe028_rmo.i [2023-08-25 01:56:56,940 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-25 01:56:56,940 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 305 error locations. [2023-08-25 01:56:56,940 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-25 01:57:12,209 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-25 01:57:12,235 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 443 places, 436 transitions, 887 flow [2023-08-25 01:57:23,830 INFO L124 PetriNetUnfolderBase]: 3/433 cut-off events. [2023-08-25 01:57:23,830 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 01:57:23,846 INFO L83 FinitePrefix]: Finished finitePrefix Result has 443 conditions, 433 events. 3/433 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 102. Compared 2648 event pairs, 0 based on Foata normal form. 0/125 useless extension candidates. Maximal degree in co-relation 378. Up to 2 conditions per place. [2023-08-25 01:57:23,846 INFO L82 GeneralOperation]: Start removeDead. Operand has 443 places, 436 transitions, 887 flow [2023-08-25 01:57:23,869 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 440 places, 433 transitions, 875 flow [2023-08-25 01:57:23,872 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-25 01:57:23,879 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 440 places, 433 transitions, 875 flow [2023-08-25 01:57:23,881 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 440 places, 433 transitions, 875 flow [2023-08-25 01:57:23,881 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 440 places, 433 transitions, 875 flow [2023-08-25 01:57:34,818 INFO L124 PetriNetUnfolderBase]: 3/433 cut-off events. [2023-08-25 01:57:34,819 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 01:57:34,822 INFO L83 FinitePrefix]: Finished finitePrefix Result has 443 conditions, 433 events. 3/433 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 102. Compared 2641 event pairs, 0 based on Foata normal form. 0/125 useless extension candidates. Maximal degree in co-relation 378. Up to 2 conditions per place. [2023-08-25 01:57:34,843 INFO L119 LiptonReduction]: Number of co-enabled transitions 95334 [2023-08-25 01:57:58,031 WARN L234 SmtUtils]: Spent 6.13s on a formula simplification. DAG size of input: 1617 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:58:04,897 WARN L234 SmtUtils]: Spent 6.85s on a formula simplification. DAG size of input: 1626 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:58:38,925 WARN L234 SmtUtils]: Spent 29.25s on a formula simplification. DAG size of input: 3259 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:58:44,153 WARN L234 SmtUtils]: Spent 5.22s on a formula simplification. DAG size of input: 1626 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:59:11,846 WARN L234 SmtUtils]: Spent 27.68s on a formula simplification. DAG size of input: 3275 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:59:27,252 WARN L234 SmtUtils]: Spent 15.40s on a formula simplification. DAG size of input: 3210 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:59:56,700 WARN L234 SmtUtils]: Spent 29.44s on a formula simplification. DAG size of input: 3693 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 02:00:32,555 WARN L234 SmtUtils]: Spent 35.83s on a formula simplification. DAG size of input: 3701 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 02:01:08,667 WARN L234 SmtUtils]: Spent 36.10s on a formula simplification. DAG size of input: 3703 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 02:01:21,223 WARN L234 SmtUtils]: Spent 12.50s on a formula simplification. DAG size of input: 3705 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 02:01:58,944 WARN L234 SmtUtils]: Spent 37.71s on a formula simplification. DAG size of input: 3705 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 02:02:56,721 WARN L234 SmtUtils]: Spent 57.77s on a formula simplification. DAG size of input: 4622 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 02:03:50,745 WARN L234 SmtUtils]: Spent 54.01s on a formula simplification. DAG size of input: 4624 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 02:04:47,411 WARN L234 SmtUtils]: Spent 56.65s on a formula simplification. DAG size of input: 4622 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 02:05:46,152 WARN L234 SmtUtils]: Spent 58.73s on a formula simplification. DAG size of input: 4622 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 02:06:12,354 WARN L234 SmtUtils]: Spent 26.19s on a formula simplification. DAG size of input: 4760 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 02:07:05,268 WARN L234 SmtUtils]: Spent 52.90s on a formula simplification. DAG size of input: 4783 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 02:08:06,402 WARN L234 SmtUtils]: Spent 1.02m on a formula simplification. DAG size of input: 4783 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 02:08:45,844 WARN L234 SmtUtils]: Spent 39.43s on a formula simplification. DAG size of input: 4776 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 02:09:41,492 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-08-25 02:09:41,524 WARN L266 SmtUtils]: Removed 3 from assertion stack [2023-08-25 02:09:41,525 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 02:09:41,526 INFO L158 Benchmark]: Toolchain (without parser) took 846298.68ms. Allocated memory was 388.0MB in the beginning and 14.6GB in the end (delta: 14.2GB). Free memory was 362.5MB in the beginning and 4.7GB in the end (delta: -4.4GB). Peak memory consumption was 10.5GB. Max. memory is 16.0GB. [2023-08-25 02:09:41,526 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 388.0MB. Free memory is still 364.3MB. There was no memory consumed. Max. memory is 16.0GB. [2023-08-25 02:09:41,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 497.83ms. Allocated memory is still 388.0MB. Free memory was 362.2MB in the beginning and 333.4MB in the end (delta: 28.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.0GB. [2023-08-25 02:09:41,527 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.05ms. Allocated memory is still 388.0MB. Free memory was 333.4MB in the beginning and 330.0MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-08-25 02:09:41,527 INFO L158 Benchmark]: Boogie Preprocessor took 62.12ms. Allocated memory is still 388.0MB. Free memory was 330.0MB in the beginning and 323.3MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. [2023-08-25 02:09:41,528 INFO L158 Benchmark]: RCFGBuilder took 81061.60ms. Allocated memory was 388.0MB in the beginning and 13.6GB in the end (delta: 13.2GB). Free memory was 323.3MB in the beginning and 12.0GB in the end (delta: -11.7GB). Peak memory consumption was 2.4GB. Max. memory is 16.0GB. [2023-08-25 02:09:41,528 INFO L158 Benchmark]: TraceAbstraction took 764601.06ms. Allocated memory was 13.6GB in the beginning and 14.6GB in the end (delta: 958.4MB). Free memory was 12.0GB in the beginning and 4.7GB in the end (delta: 7.3GB). Peak memory consumption was 8.9GB. Max. memory is 16.0GB. [2023-08-25 02:09:41,536 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 388.0MB. Free memory is still 364.3MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 497.83ms. Allocated memory is still 388.0MB. Free memory was 362.2MB in the beginning and 333.4MB in the end (delta: 28.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 72.05ms. Allocated memory is still 388.0MB. Free memory was 333.4MB in the beginning and 330.0MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 62.12ms. Allocated memory is still 388.0MB. Free memory was 330.0MB in the beginning and 323.3MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.0GB. * RCFGBuilder took 81061.60ms. Allocated memory was 388.0MB in the beginning and 13.6GB in the end (delta: 13.2GB). Free memory was 323.3MB in the beginning and 12.0GB in the end (delta: -11.7GB). Peak memory consumption was 2.4GB. Max. memory is 16.0GB. * TraceAbstraction took 764601.06ms. Allocated memory was 13.6GB in the beginning and 14.6GB in the end (delta: 958.4MB). Free memory was 12.0GB in the beginning and 4.7GB in the end (delta: 7.3GB). Peak memory consumption was 8.9GB. 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 440 places, 433 transitions, 875 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 440 places, 433 transitions, 875 flow and 95334 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 4631 for 55668ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown