/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/safe009_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-26 04:11:04,996 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-26 04:11:05,075 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 04:11:05,081 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-26 04:11:05,082 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-26 04:11:05,112 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-26 04:11:05,113 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-26 04:11:05,113 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-26 04:11:05,114 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-26 04:11:05,114 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-26 04:11:05,114 INFO L153 SettingsManager]: * Use SBE=true [2023-08-26 04:11:05,115 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-26 04:11:05,115 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-26 04:11:05,115 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-26 04:11:05,115 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-26 04:11:05,116 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-26 04:11:05,116 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-26 04:11:05,116 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-26 04:11:05,116 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-26 04:11:05,117 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-26 04:11:05,117 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-26 04:11:05,117 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-26 04:11:05,118 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-26 04:11:05,118 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-26 04:11:05,118 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-26 04:11:05,118 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-26 04:11:05,119 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-26 04:11:05,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 04:11:05,119 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-26 04:11:05,119 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-26 04:11:05,120 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-26 04:11:05,120 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-26 04:11:05,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-26 04:11:05,121 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-26 04:11:05,121 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-26 04:11:05,121 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> PROGRAM_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-26 04:11:05,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-26 04:11:05,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-26 04:11:05,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-26 04:11:05,427 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-26 04:11:05,428 INFO L274 PluginConnector]: CDTParser initialized [2023-08-26 04:11:05,430 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe009_power.opt.i [2023-08-26 04:11:06,613 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-26 04:11:06,897 INFO L384 CDTParser]: Found 1 translation units. [2023-08-26 04:11:06,897 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe009_power.opt.i [2023-08-26 04:11:06,917 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56166f468/cf3e3f01792c4e92a1e38f14b06c32b7/FLAG1f01cfa60 [2023-08-26 04:11:06,928 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56166f468/cf3e3f01792c4e92a1e38f14b06c32b7 [2023-08-26 04:11:06,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-26 04:11:06,931 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-26 04:11:06,933 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-26 04:11:06,933 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-26 04:11:06,935 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-26 04:11:06,936 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 04:11:06" (1/1) ... [2023-08-26 04:11:06,937 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c6eb8c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:11:06, skipping insertion in model container [2023-08-26 04:11:06,937 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 04:11:06" (1/1) ... [2023-08-26 04:11:07,003 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-26 04:11:07,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 04:11:07,377 INFO L201 MainTranslator]: Completed pre-run [2023-08-26 04:11:07,402 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-08-26 04:11:07,413 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-08-26 04:11:07,461 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 04:11:07,492 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-26 04:11:07,492 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-26 04:11:07,498 INFO L206 MainTranslator]: Completed translation [2023-08-26 04:11:07,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:11:07 WrapperNode [2023-08-26 04:11:07,499 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-26 04:11:07,500 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-26 04:11:07,500 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-26 04:11:07,500 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-26 04:11:07,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:11:07" (1/1) ... [2023-08-26 04:11:07,543 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:11:07" (1/1) ... [2023-08-26 04:11:07,607 INFO L138 Inliner]: procedures = 176, calls = 72, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 561 [2023-08-26 04:11:07,608 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-26 04:11:07,608 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-26 04:11:07,609 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-26 04:11:07,609 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-26 04:11:07,621 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:11:07" (1/1) ... [2023-08-26 04:11:07,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:11:07" (1/1) ... [2023-08-26 04:11:07,633 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:11:07" (1/1) ... [2023-08-26 04:11:07,634 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:11:07" (1/1) ... [2023-08-26 04:11:07,683 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:11:07" (1/1) ... [2023-08-26 04:11:07,690 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:11:07" (1/1) ... [2023-08-26 04:11:07,694 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:11:07" (1/1) ... [2023-08-26 04:11:07,715 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:11:07" (1/1) ... [2023-08-26 04:11:07,726 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-26 04:11:07,727 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-26 04:11:07,727 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-26 04:11:07,727 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-26 04:11:07,728 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:11:07" (1/1) ... [2023-08-26 04:11:07,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 04:11:07,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-26 04:11:07,754 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 04:11:07,779 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 04:11:07,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-26 04:11:07,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-26 04:11:07,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-26 04:11:07,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-26 04:11:07,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-26 04:11:07,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-26 04:11:07,798 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-26 04:11:07,798 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-26 04:11:07,798 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-26 04:11:07,799 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-26 04:11:07,799 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-26 04:11:07,799 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-26 04:11:07,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-26 04:11:07,799 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-26 04:11:07,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-26 04:11:07,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-26 04:11:07,803 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 04:11:07,979 INFO L236 CfgBuilder]: Building ICFG [2023-08-26 04:11:07,981 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-26 04:11:09,381 INFO L277 CfgBuilder]: Performing block encoding [2023-08-26 04:15:11,430 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-26 04:15:11,430 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-26 04:15:11,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 04:15:11 BoogieIcfgContainer [2023-08-26 04:15:11,435 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-26 04:15:11,437 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-26 04:15:11,437 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-26 04:15:11,440 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-26 04:15:11,441 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 04:11:06" (1/3) ... [2023-08-26 04:15:11,442 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fd51744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 04:15:11, skipping insertion in model container [2023-08-26 04:15:11,442 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:11:07" (2/3) ... [2023-08-26 04:15:11,442 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fd51744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 04:15:11, skipping insertion in model container [2023-08-26 04:15:11,442 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 04:15:11" (3/3) ... [2023-08-26 04:15:11,444 INFO L112 eAbstractionObserver]: Analyzing ICFG safe009_power.opt.i [2023-08-26 04:15:11,464 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-26 04:15:11,465 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 304 error locations. [2023-08-26 04:15:11,465 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-26 04:15:42,491 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-26 04:15:42,561 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 442 places, 435 transitions, 885 flow [2023-08-26 04:16:16,535 INFO L124 PetriNetUnfolderBase]: 3/432 cut-off events. [2023-08-26 04:16:16,536 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 04:16:16,548 INFO L83 FinitePrefix]: Finished finitePrefix Result has 442 conditions, 432 events. 3/432 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 149. Compared 2681 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. [2023-08-26 04:16:16,548 INFO L82 GeneralOperation]: Start removeDead. Operand has 442 places, 435 transitions, 885 flow [2023-08-26 04:16:16,569 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 439 places, 432 transitions, 873 flow [2023-08-26 04:16:16,573 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-26 04:16:16,580 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 439 places, 432 transitions, 873 flow [2023-08-26 04:16:16,582 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 439 places, 432 transitions, 873 flow [2023-08-26 04:16:16,583 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 439 places, 432 transitions, 873 flow [2023-08-26 04:16:50,205 INFO L124 PetriNetUnfolderBase]: 3/432 cut-off events. [2023-08-26 04:16:50,205 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 04:16:50,209 INFO L83 FinitePrefix]: Finished finitePrefix Result has 442 conditions, 432 events. 3/432 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 149. Compared 2689 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. [2023-08-26 04:16:50,235 INFO L119 LiptonReduction]: Number of co-enabled transitions 88382 [2023-08-26 04:16:59,360 WARN L234 SmtUtils]: Spent 6.35s on a formula simplification. DAG size of input: 890 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 04:17:05,867 WARN L234 SmtUtils]: Spent 6.50s on a formula simplification. DAG size of input: 1039 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 04:17:34,748 WARN L234 SmtUtils]: Spent 28.17s on a formula simplification. DAG size of input: 1346 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 04:17:45,792 WARN L234 SmtUtils]: Spent 10.87s on a formula simplification. DAG size of input: 1191 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 04:18:08,205 WARN L234 SmtUtils]: Spent 22.41s on a formula simplification. DAG size of input: 1367 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 04:21:57,566 WARN L234 SmtUtils]: Spent 3.80m on a formula simplification. DAG size of input: 3950 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 04:22:25,587 WARN L234 SmtUtils]: Spent 28.01s on a formula simplification. DAG size of input: 2722 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 04:24:44,330 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 [2023-08-26 04:24:45,332 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 04:24:45,333 INFO L158 Benchmark]: Toolchain (without parser) took 818402.24ms. Allocated memory was 371.2MB in the beginning and 15.5GB in the end (delta: 15.2GB). Free memory was 345.9MB in the beginning and 11.0GB in the end (delta: -10.6GB). Peak memory consumption was 7.1GB. Max. memory is 16.0GB. [2023-08-26 04:24:45,334 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 371.2MB. Free memory was 348.3MB in the beginning and 348.2MB in the end (delta: 94.3kB). There was no memory consumed. Max. memory is 16.0GB. [2023-08-26 04:24:45,334 INFO L158 Benchmark]: CACSL2BoogieTranslator took 566.08ms. Allocated memory is still 371.2MB. Free memory was 345.9MB in the beginning and 317.0MB in the end (delta: 28.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. [2023-08-26 04:24:45,335 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.92ms. Allocated memory is still 371.2MB. Free memory was 317.0MB in the beginning and 312.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-26 04:24:45,335 INFO L158 Benchmark]: Boogie Preprocessor took 117.95ms. Allocated memory is still 371.2MB. Free memory was 312.8MB in the beginning and 306.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. [2023-08-26 04:24:45,335 INFO L158 Benchmark]: RCFGBuilder took 243707.77ms. Allocated memory was 371.2MB in the beginning and 15.1GB in the end (delta: 14.7GB). Free memory was 306.5MB in the beginning and 12.8GB in the end (delta: -12.5GB). Peak memory consumption was 9.7GB. Max. memory is 16.0GB. [2023-08-26 04:24:45,336 INFO L158 Benchmark]: TraceAbstraction took 573895.33ms. Allocated memory was 15.1GB in the beginning and 15.5GB in the end (delta: 442.5MB). Free memory was 12.8GB in the beginning and 11.0GB in the end (delta: 1.9GB). Peak memory consumption was 4.8GB. Max. memory is 16.0GB. [2023-08-26 04:24:45,342 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 371.2MB. Free memory was 348.3MB in the beginning and 348.2MB in the end (delta: 94.3kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 566.08ms. Allocated memory is still 371.2MB. Free memory was 345.9MB in the beginning and 317.0MB in the end (delta: 28.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 107.92ms. Allocated memory is still 371.2MB. Free memory was 317.0MB in the beginning and 312.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 117.95ms. Allocated memory is still 371.2MB. Free memory was 312.8MB in the beginning and 306.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. * RCFGBuilder took 243707.77ms. Allocated memory was 371.2MB in the beginning and 15.1GB in the end (delta: 14.7GB). Free memory was 306.5MB in the beginning and 12.8GB in the end (delta: -12.5GB). Peak memory consumption was 9.7GB. Max. memory is 16.0GB. * TraceAbstraction took 573895.33ms. Allocated memory was 15.1GB in the beginning and 15.5GB in the end (delta: 442.5MB). Free memory was 12.8GB in the beginning and 11.0GB in the end (delta: 1.9GB). Peak memory consumption was 4.8GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 267]: Unsoundness Warning unspecified type, defaulting to int C: short [267] - GenericResultAtLocation [Line: 267]: Unsoundness Warning unspecified type, defaulting to int C: short [267] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction) Toolchain cancelled while CegarLoopFactory was constructing initial abstraction,while PetriNetLargeBlockEncoding was applying PetriNetLargeBlockEncoding to Petri net that has 439 places, 432 transitions, 873 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 439 places, 432 transitions, 873 flow and 88382 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while executing Executor. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown