/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.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-26 05:10:40,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-26 05:10:40,318 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 05:10:40,322 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-26 05:10:40,322 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-26 05:10:40,348 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-26 05:10:40,349 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-26 05:10:40,349 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-26 05:10:40,349 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-26 05:10:40,353 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-26 05:10:40,353 INFO L153 SettingsManager]: * Use SBE=true [2023-08-26 05:10:40,353 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-26 05:10:40,353 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-26 05:10:40,355 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-26 05:10:40,355 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-26 05:10:40,355 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-26 05:10:40,355 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-26 05:10:40,355 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-26 05:10:40,356 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-26 05:10:40,356 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-26 05:10:40,356 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-26 05:10:40,356 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-26 05:10:40,357 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-26 05:10:40,357 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-26 05:10:40,357 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-26 05:10:40,357 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-26 05:10:40,358 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-26 05:10:40,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 05:10:40,358 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-26 05:10:40,358 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-26 05:10:40,359 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-26 05:10:40,359 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-26 05:10:40,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-26 05:10:40,360 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-26 05:10:40,360 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-26 05:10:40,360 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> PROGRAM_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-26 05:10:40,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-26 05:10:40,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-26 05:10:40,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-26 05:10:40,682 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-26 05:10:40,683 INFO L274 PluginConnector]: CDTParser initialized [2023-08-26 05:10:40,684 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe019_rmo.opt.i [2023-08-26 05:10:41,909 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-26 05:10:42,215 INFO L384 CDTParser]: Found 1 translation units. [2023-08-26 05:10:42,215 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_rmo.opt.i [2023-08-26 05:10:42,239 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd3b0d617/e992bc77e180470d9cfd869c28baf269/FLAG97acba987 [2023-08-26 05:10:42,253 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd3b0d617/e992bc77e180470d9cfd869c28baf269 [2023-08-26 05:10:42,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-26 05:10:42,258 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-26 05:10:42,261 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-26 05:10:42,261 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-26 05:10:42,263 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-26 05:10:42,264 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 05:10:42" (1/1) ... [2023-08-26 05:10:42,265 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c7a00b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:10:42, skipping insertion in model container [2023-08-26 05:10:42,265 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 05:10:42" (1/1) ... [2023-08-26 05:10:42,322 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-26 05:10:42,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 05:10:42,722 INFO L201 MainTranslator]: Completed pre-run [2023-08-26 05:10:42,735 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-26 05:10:42,736 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-26 05:10:42,787 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 05:10:42,814 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-26 05:10:42,814 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-26 05:10:42,820 INFO L206 MainTranslator]: Completed translation [2023-08-26 05:10:42,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:10:42 WrapperNode [2023-08-26 05:10:42,821 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-26 05:10:42,822 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-26 05:10:42,822 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-26 05:10:42,822 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-26 05:10:42,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:10:42" (1/1) ... [2023-08-26 05:10:42,851 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:10:42" (1/1) ... [2023-08-26 05:10:42,878 INFO L138 Inliner]: procedures = 177, calls = 87, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 340 [2023-08-26 05:10:42,878 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-26 05:10:42,879 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-26 05:10:42,879 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-26 05:10:42,879 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-26 05:10:42,888 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:10:42" (1/1) ... [2023-08-26 05:10:42,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:10:42" (1/1) ... [2023-08-26 05:10:42,898 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:10:42" (1/1) ... [2023-08-26 05:10:42,898 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:10:42" (1/1) ... [2023-08-26 05:10:42,956 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:10:42" (1/1) ... [2023-08-26 05:10:42,972 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:10:42" (1/1) ... [2023-08-26 05:10:42,977 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:10:42" (1/1) ... [2023-08-26 05:10:42,995 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:10:42" (1/1) ... [2023-08-26 05:10:43,003 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-26 05:10:43,004 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-26 05:10:43,004 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-26 05:10:43,004 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-26 05:10:43,004 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:10:42" (1/1) ... [2023-08-26 05:10:43,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 05:10:43,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-26 05:10:43,042 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 05:10:43,065 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 05:10:43,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-26 05:10:43,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-26 05:10:43,081 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-26 05:10:43,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-26 05:10:43,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-26 05:10:43,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-26 05:10:43,082 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-26 05:10:43,082 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-26 05:10:43,082 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-26 05:10:43,082 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-26 05:10:43,082 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-26 05:10:43,082 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-26 05:10:43,082 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-26 05:10:43,082 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-26 05:10:43,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-26 05:10:43,084 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-26 05:10:43,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-26 05:10:43,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-26 05:10:43,086 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 05:10:43,282 INFO L236 CfgBuilder]: Building ICFG [2023-08-26 05:10:43,283 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-26 05:10:44,797 INFO L277 CfgBuilder]: Performing block encoding [2023-08-26 05:13:06,823 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-26 05:13:06,824 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-26 05:13:06,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 05:13:06 BoogieIcfgContainer [2023-08-26 05:13:06,828 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-26 05:13:06,830 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-26 05:13:06,830 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-26 05:13:06,832 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-26 05:13:06,832 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 05:10:42" (1/3) ... [2023-08-26 05:13:06,833 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b730b87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 05:13:06, skipping insertion in model container [2023-08-26 05:13:06,833 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:10:42" (2/3) ... [2023-08-26 05:13:06,833 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b730b87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 05:13:06, skipping insertion in model container [2023-08-26 05:13:06,834 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 05:13:06" (3/3) ... [2023-08-26 05:13:06,835 INFO L112 eAbstractionObserver]: Analyzing ICFG safe019_rmo.opt.i [2023-08-26 05:13:06,847 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-26 05:13:06,847 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 337 error locations. [2023-08-26 05:13:06,847 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-26 05:13:21,197 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-26 05:13:21,236 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 498 places, 488 transitions, 996 flow [2023-08-26 05:13:34,196 INFO L124 PetriNetUnfolderBase]: 3/484 cut-off events. [2023-08-26 05:13:34,196 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 05:13:34,213 INFO L83 FinitePrefix]: Finished finitePrefix Result has 497 conditions, 484 events. 3/484 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 2960 event pairs, 0 based on Foata normal form. 0/144 useless extension candidates. Maximal degree in co-relation 427. Up to 2 conditions per place. [2023-08-26 05:13:34,214 INFO L82 GeneralOperation]: Start removeDead. Operand has 498 places, 488 transitions, 996 flow [2023-08-26 05:13:34,245 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 494 places, 484 transitions, 980 flow [2023-08-26 05:13:34,248 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-26 05:13:34,259 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 494 places, 484 transitions, 980 flow [2023-08-26 05:13:34,262 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 494 places, 484 transitions, 980 flow [2023-08-26 05:13:34,262 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 494 places, 484 transitions, 980 flow [2023-08-26 05:13:45,966 INFO L124 PetriNetUnfolderBase]: 3/484 cut-off events. [2023-08-26 05:13:45,967 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 05:13:45,970 INFO L83 FinitePrefix]: Finished finitePrefix Result has 497 conditions, 484 events. 3/484 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 2970 event pairs, 0 based on Foata normal form. 0/144 useless extension candidates. Maximal degree in co-relation 427. Up to 2 conditions per place. [2023-08-26 05:13:46,002 INFO L119 LiptonReduction]: Number of co-enabled transitions 127866 [2023-08-26 05:14:29,587 WARN L234 SmtUtils]: Spent 7.39s on a formula simplification. DAG size of input: 1250 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:15:13,113 WARN L234 SmtUtils]: Spent 20.42s on a formula simplification. DAG size of input: 4861 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:16:07,245 WARN L234 SmtUtils]: Spent 54.11s on a formula simplification. DAG size of input: 4863 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:16:48,077 WARN L234 SmtUtils]: Spent 40.82s on a formula simplification. DAG size of input: 4863 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:17:07,293 WARN L234 SmtUtils]: Spent 19.20s on a formula simplification. DAG size of input: 3938 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:17:42,732 WARN L234 SmtUtils]: Spent 35.43s on a formula simplification. DAG size of input: 4998 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:17:55,089 WARN L234 SmtUtils]: Spent 12.35s on a formula simplification. DAG size of input: 2263 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:19:17,918 WARN L234 SmtUtils]: Spent 1.30m on a formula simplification. DAG size of input: 7380 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:20:12,556 WARN L234 SmtUtils]: Spent 54.62s on a formula simplification. DAG size of input: 7378 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:21:04,085 WARN L234 SmtUtils]: Spent 51.51s on a formula simplification. DAG size of input: 7378 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:21:55,640 WARN L234 SmtUtils]: Spent 51.54s on a formula simplification. DAG size of input: 7378 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:23:01,599 WARN L234 SmtUtils]: Spent 1.10m on a formula simplification. DAG size of input: 7378 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:24:38,888 WARN L234 SmtUtils]: Spent 1.62m on a formula simplification. DAG size of input: 7376 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 05:24:38,997 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 05:24:39,000 WARN L266 SmtUtils]: Removed 3 from assertion stack [2023-08-26 05:24:39,001 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 05:24:39,002 INFO L158 Benchmark]: Toolchain (without parser) took 836743.43ms. Allocated memory was 373.3MB in the beginning and 14.4GB in the end (delta: 14.0GB). Free memory was 348.3MB in the beginning and 6.2GB in the end (delta: -5.9GB). Peak memory consumption was 9.9GB. Max. memory is 16.0GB. [2023-08-26 05:24:39,002 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 373.3MB. Free memory is still 349.6MB. There was no memory consumed. Max. memory is 16.0GB. [2023-08-26 05:24:39,003 INFO L158 Benchmark]: CACSL2BoogieTranslator took 560.33ms. Allocated memory is still 373.3MB. Free memory was 347.9MB in the beginning and 317.7MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.0GB. [2023-08-26 05:24:39,003 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.60ms. Allocated memory is still 373.3MB. Free memory was 317.7MB in the beginning and 314.3MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-26 05:24:39,004 INFO L158 Benchmark]: Boogie Preprocessor took 124.30ms. Allocated memory is still 373.3MB. Free memory was 314.3MB in the beginning and 306.8MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. [2023-08-26 05:24:39,004 INFO L158 Benchmark]: RCFGBuilder took 143824.66ms. Allocated memory was 373.3MB in the beginning and 14.2GB in the end (delta: 13.8GB). Free memory was 306.8MB in the beginning and 13.2GB in the end (delta: -12.9GB). Peak memory consumption was 4.2GB. Max. memory is 16.0GB. [2023-08-26 05:24:39,005 INFO L158 Benchmark]: TraceAbstraction took 692171.40ms. Allocated memory was 14.2GB in the beginning and 14.4GB in the end (delta: 199.2MB). Free memory was 13.2GB in the beginning and 6.2GB in the end (delta: 7.0GB). Peak memory consumption was 9.0GB. Max. memory is 16.0GB. [2023-08-26 05:24:39,007 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 373.3MB. Free memory is still 349.6MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 560.33ms. Allocated memory is still 373.3MB. Free memory was 347.9MB in the beginning and 317.7MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 56.60ms. Allocated memory is still 373.3MB. Free memory was 317.7MB in the beginning and 314.3MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 124.30ms. Allocated memory is still 373.3MB. Free memory was 314.3MB in the beginning and 306.8MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. * RCFGBuilder took 143824.66ms. Allocated memory was 373.3MB in the beginning and 14.2GB in the end (delta: 13.8GB). Free memory was 306.8MB in the beginning and 13.2GB in the end (delta: -12.9GB). Peak memory consumption was 4.2GB. Max. memory is 16.0GB. * TraceAbstraction took 692171.40ms. Allocated memory was 14.2GB in the beginning and 14.4GB in the end (delta: 199.2MB). Free memory was 13.2GB in the beginning and 6.2GB in the end (delta: 7.0GB). Peak memory consumption was 9.0GB. 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 494 places, 484 transitions, 980 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 494 places, 484 transitions, 980 flow and 127866 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 8325 for 95ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown