/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/mix055_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-26 02:35:07,630 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-26 02:35:07,716 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 02:35:07,720 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-26 02:35:07,721 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-26 02:35:07,750 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-26 02:35:07,751 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-26 02:35:07,751 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-26 02:35:07,752 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-26 02:35:07,755 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-26 02:35:07,755 INFO L153 SettingsManager]: * Use SBE=true [2023-08-26 02:35:07,756 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-26 02:35:07,756 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-26 02:35:07,757 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-26 02:35:07,757 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-26 02:35:07,757 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-26 02:35:07,758 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-26 02:35:07,758 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-26 02:35:07,758 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-26 02:35:07,758 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-26 02:35:07,758 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-26 02:35:07,759 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-26 02:35:07,759 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-26 02:35:07,760 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-26 02:35:07,760 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-26 02:35:07,760 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-26 02:35:07,760 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-26 02:35:07,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 02:35:07,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-26 02:35:07,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-26 02:35:07,762 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-26 02:35:07,763 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-26 02:35:07,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-26 02:35:07,763 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-26 02:35:07,763 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-26 02:35:07,763 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> PROGRAM_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-26 02:35:08,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-26 02:35:08,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-26 02:35:08,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-26 02:35:08,083 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-26 02:35:08,084 INFO L274 PluginConnector]: CDTParser initialized [2023-08-26 02:35:08,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix055_tso.oepc.i [2023-08-26 02:35:09,187 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-26 02:35:09,460 INFO L384 CDTParser]: Found 1 translation units. [2023-08-26 02:35:09,460 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix055_tso.oepc.i [2023-08-26 02:35:09,476 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/672a0745f/048154e4e7744a929ee9959ebce8abe7/FLAGca36ce8be [2023-08-26 02:35:09,488 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/672a0745f/048154e4e7744a929ee9959ebce8abe7 [2023-08-26 02:35:09,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-26 02:35:09,491 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-26 02:35:09,492 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-26 02:35:09,492 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-26 02:35:09,494 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-26 02:35:09,495 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 02:35:09" (1/1) ... [2023-08-26 02:35:09,496 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d45e302 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:09, skipping insertion in model container [2023-08-26 02:35:09,496 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 02:35:09" (1/1) ... [2023-08-26 02:35:09,550 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-26 02:35:09,933 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 02:35:09,942 INFO L201 MainTranslator]: Completed pre-run [2023-08-26 02:35:09,968 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-08-26 02:35:09,970 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-08-26 02:35:10,039 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 02:35:10,075 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-26 02:35:10,076 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-26 02:35:10,082 INFO L206 MainTranslator]: Completed translation [2023-08-26 02:35:10,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:10 WrapperNode [2023-08-26 02:35:10,082 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-26 02:35:10,083 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-26 02:35:10,083 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-26 02:35:10,083 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-26 02:35:10,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:10" (1/1) ... [2023-08-26 02:35:10,125 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:10" (1/1) ... [2023-08-26 02:35:10,186 INFO L138 Inliner]: procedures = 177, calls = 68, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 964 [2023-08-26 02:35:10,197 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-26 02:35:10,197 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-26 02:35:10,197 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-26 02:35:10,197 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-26 02:35:10,206 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:10" (1/1) ... [2023-08-26 02:35:10,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:10" (1/1) ... [2023-08-26 02:35:10,215 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:10" (1/1) ... [2023-08-26 02:35:10,215 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:10" (1/1) ... [2023-08-26 02:35:10,241 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:10" (1/1) ... [2023-08-26 02:35:10,258 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:10" (1/1) ... [2023-08-26 02:35:10,262 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:10" (1/1) ... [2023-08-26 02:35:10,266 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:10" (1/1) ... [2023-08-26 02:35:10,289 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-26 02:35:10,290 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-26 02:35:10,290 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-26 02:35:10,290 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-26 02:35:10,291 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:10" (1/1) ... [2023-08-26 02:35:10,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 02:35:10,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-26 02:35:10,322 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 02:35:10,345 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 02:35:10,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-26 02:35:10,360 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-26 02:35:10,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-26 02:35:10,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-26 02:35:10,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-26 02:35:10,361 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-26 02:35:10,361 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-26 02:35:10,361 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-26 02:35:10,361 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-26 02:35:10,361 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-26 02:35:10,361 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-26 02:35:10,361 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-26 02:35:10,361 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-26 02:35:10,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-26 02:35:10,362 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-26 02:35:10,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-26 02:35:10,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-26 02:35:10,365 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 02:35:10,537 INFO L236 CfgBuilder]: Building ICFG [2023-08-26 02:35:10,539 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-26 02:35:11,739 INFO L277 CfgBuilder]: Performing block encoding [2023-08-26 02:37:11,528 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-26 02:37:11,528 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-26 02:37:11,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 02:37:11 BoogieIcfgContainer [2023-08-26 02:37:11,531 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-26 02:37:11,533 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-26 02:37:11,533 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-26 02:37:11,535 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-26 02:37:11,535 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 02:35:09" (1/3) ... [2023-08-26 02:37:11,536 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52178463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 02:37:11, skipping insertion in model container [2023-08-26 02:37:11,536 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:35:10" (2/3) ... [2023-08-26 02:37:11,536 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52178463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 02:37:11, skipping insertion in model container [2023-08-26 02:37:11,537 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 02:37:11" (3/3) ... [2023-08-26 02:37:11,538 INFO L112 eAbstractionObserver]: Analyzing ICFG mix055_tso.oepc.i [2023-08-26 02:37:11,552 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-26 02:37:11,552 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 281 error locations. [2023-08-26 02:37:11,552 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-26 02:37:16,138 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-26 02:37:16,171 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 425 places, 415 transitions, 850 flow [2023-08-26 02:37:26,755 INFO L124 PetriNetUnfolderBase]: 3/411 cut-off events. [2023-08-26 02:37:26,755 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 02:37:26,766 INFO L83 FinitePrefix]: Finished finitePrefix Result has 424 conditions, 411 events. 3/411 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 2202 event pairs, 0 based on Foata normal form. 0/127 useless extension candidates. Maximal degree in co-relation 374. Up to 2 conditions per place. [2023-08-26 02:37:26,766 INFO L82 GeneralOperation]: Start removeDead. Operand has 425 places, 415 transitions, 850 flow [2023-08-26 02:37:26,793 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 421 places, 411 transitions, 834 flow [2023-08-26 02:37:26,797 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-26 02:37:26,811 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 421 places, 411 transitions, 834 flow [2023-08-26 02:37:26,817 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 421 places, 411 transitions, 834 flow [2023-08-26 02:37:26,818 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 421 places, 411 transitions, 834 flow [2023-08-26 02:37:36,773 INFO L124 PetriNetUnfolderBase]: 3/411 cut-off events. [2023-08-26 02:37:36,773 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 02:37:36,776 INFO L83 FinitePrefix]: Finished finitePrefix Result has 424 conditions, 411 events. 3/411 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 2211 event pairs, 0 based on Foata normal form. 0/127 useless extension candidates. Maximal degree in co-relation 374. Up to 2 conditions per place. [2023-08-26 02:37:36,801 INFO L119 LiptonReduction]: Number of co-enabled transitions 87222 [2023-08-26 02:43:35,289 WARN L234 SmtUtils]: Spent 5.97m on a formula simplification. DAG size of input: 19507 DAG size of output: 1162 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Received shutdown request... [2023-08-26 02:49:19,976 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 02:49:20,062 WARN L266 SmtUtils]: Removed 3 from assertion stack [2023-08-26 02:49:20,063 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 02:49:20,065 INFO L158 Benchmark]: Toolchain (without parser) took 850573.69ms. Allocated memory was 364.9MB in the beginning and 12.5GB in the end (delta: 12.2GB). Free memory was 340.1MB in the beginning and 7.6GB in the end (delta: -7.3GB). Peak memory consumption was 8.4GB. Max. memory is 16.0GB. [2023-08-26 02:49:20,065 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 364.9MB. Free memory was 341.6MB in the beginning and 341.5MB in the end (delta: 81.5kB). There was no memory consumed. Max. memory is 16.0GB. [2023-08-26 02:49:20,066 INFO L158 Benchmark]: CACSL2BoogieTranslator took 590.67ms. Allocated memory is still 364.9MB. Free memory was 340.1MB in the beginning and 312.4MB in the end (delta: 27.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. [2023-08-26 02:49:20,066 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.53ms. Allocated memory is still 364.9MB. Free memory was 312.4MB in the beginning and 307.5MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-26 02:49:20,067 INFO L158 Benchmark]: Boogie Preprocessor took 92.32ms. Allocated memory is still 364.9MB. Free memory was 307.5MB in the beginning and 302.7MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. [2023-08-26 02:49:20,067 INFO L158 Benchmark]: RCFGBuilder took 121240.69ms. Allocated memory was 364.9MB in the beginning and 12.5GB in the end (delta: 12.2GB). Free memory was 302.7MB in the beginning and 7.4GB in the end (delta: -7.1GB). Peak memory consumption was 5.8GB. Max. memory is 16.0GB. [2023-08-26 02:49:20,068 INFO L158 Benchmark]: TraceAbstraction took 728531.15ms. Allocated memory is still 12.5GB. Free memory was 7.4GB in the beginning and 7.6GB in the end (delta: -220.1MB). Peak memory consumption was 3.3GB. Max. memory is 16.0GB. [2023-08-26 02:49:20,071 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 364.9MB. Free memory was 341.6MB in the beginning and 341.5MB in the end (delta: 81.5kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 590.67ms. Allocated memory is still 364.9MB. Free memory was 340.1MB in the beginning and 312.4MB in the end (delta: 27.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 113.53ms. Allocated memory is still 364.9MB. Free memory was 312.4MB in the beginning and 307.5MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 92.32ms. Allocated memory is still 364.9MB. Free memory was 307.5MB in the beginning and 302.7MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. * RCFGBuilder took 121240.69ms. Allocated memory was 364.9MB in the beginning and 12.5GB in the end (delta: 12.2GB). Free memory was 302.7MB in the beginning and 7.4GB in the end (delta: -7.1GB). Peak memory consumption was 5.8GB. Max. memory is 16.0GB. * TraceAbstraction took 728531.15ms. Allocated memory is still 12.5GB. Free memory was 7.4GB in the beginning and 7.6GB in the end (delta: -220.1MB). Peak memory consumption was 3.3GB. 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 421 places, 411 transitions, 834 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 421 places, 411 transitions, 834 flow and 87222 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 23170 for 341501ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown