/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/mix014.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-24 19:38:47,257 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-24 19:38:47,315 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 [2023-08-24 19:38:47,318 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-24 19:38:47,318 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-24 19:38:47,349 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-24 19:38:47,349 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-24 19:38:47,349 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-24 19:38:47,350 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-24 19:38:47,353 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-24 19:38:47,353 INFO L153 SettingsManager]: * Use SBE=true [2023-08-24 19:38:47,353 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-24 19:38:47,353 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-24 19:38:47,354 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-24 19:38:47,354 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-24 19:38:47,354 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-24 19:38:47,354 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-24 19:38:47,355 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-24 19:38:47,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-24 19:38:47,355 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-24 19:38:47,355 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-24 19:38:47,355 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-24 19:38:47,355 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-24 19:38:47,356 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-24 19:38:47,356 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-24 19:38:47,356 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-24 19:38:47,356 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-24 19:38:47,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-24 19:38:47,357 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-24 19:38:47,357 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-24 19:38:47,357 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-24 19:38:47,358 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-24 19:38:47,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-24 19:38:47,358 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-24 19:38:47,358 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-24 19:38:47,358 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-24 19:38:47,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-24 19:38:47,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-24 19:38:47,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-24 19:38:47,634 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-24 19:38:47,634 INFO L274 PluginConnector]: CDTParser initialized [2023-08-24 19:38:47,635 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix014.opt.i [2023-08-24 19:38:48,595 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-24 19:38:48,785 INFO L384 CDTParser]: Found 1 translation units. [2023-08-24 19:38:48,785 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix014.opt.i [2023-08-24 19:38:48,803 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d745ec2f/180d35a5b401495fb3928c6aa251208c/FLAG240d646d7 [2023-08-24 19:38:48,811 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d745ec2f/180d35a5b401495fb3928c6aa251208c [2023-08-24 19:38:48,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-24 19:38:48,814 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-24 19:38:48,815 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-24 19:38:48,815 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-24 19:38:48,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-24 19:38:48,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.08 07:38:48" (1/1) ... [2023-08-24 19:38:48,817 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b447e79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 07:38:48, skipping insertion in model container [2023-08-24 19:38:48,817 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.08 07:38:48" (1/1) ... [2023-08-24 19:38:48,841 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-24 19:38:49,172 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-24 19:38:49,181 INFO L201 MainTranslator]: Completed pre-run [2023-08-24 19:38:49,203 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-08-24 19:38:49,204 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-08-24 19:38:49,250 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-24 19:38:49,276 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-24 19:38:49,276 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-24 19:38:49,281 INFO L206 MainTranslator]: Completed translation [2023-08-24 19:38:49,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 07:38:49 WrapperNode [2023-08-24 19:38:49,281 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-24 19:38:49,282 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-24 19:38:49,282 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-24 19:38:49,282 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-24 19:38:49,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 07:38:49" (1/1) ... [2023-08-24 19:38:49,303 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 07:38:49" (1/1) ... [2023-08-24 19:38:49,336 INFO L138 Inliner]: procedures = 177, calls = 72, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 988 [2023-08-24 19:38:49,336 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-24 19:38:49,337 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-24 19:38:49,337 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-24 19:38:49,337 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-24 19:38:49,347 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 07:38:49" (1/1) ... [2023-08-24 19:38:49,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 07:38:49" (1/1) ... [2023-08-24 19:38:49,352 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 07:38:49" (1/1) ... [2023-08-24 19:38:49,352 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 07:38:49" (1/1) ... [2023-08-24 19:38:49,365 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 07:38:49" (1/1) ... [2023-08-24 19:38:49,370 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 07:38:49" (1/1) ... [2023-08-24 19:38:49,372 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 07:38:49" (1/1) ... [2023-08-24 19:38:49,375 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 07:38:49" (1/1) ... [2023-08-24 19:38:49,379 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-24 19:38:49,380 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-24 19:38:49,380 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-24 19:38:49,380 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-24 19:38:49,380 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 07:38:49" (1/1) ... [2023-08-24 19:38:49,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-24 19:38:49,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-24 19:38:49,402 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) [2023-08-24 19:38:49,440 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 [2023-08-24 19:38:49,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-24 19:38:49,449 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-24 19:38:49,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-24 19:38:49,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-24 19:38:49,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-24 19:38:49,449 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-24 19:38:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-24 19:38:49,449 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-24 19:38:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-24 19:38:49,449 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-24 19:38:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-24 19:38:49,449 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-24 19:38:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-24 19:38:49,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-24 19:38:49,450 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-24 19:38:49,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-24 19:38:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-24 19:38:49,451 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-24 19:38:49,590 INFO L236 CfgBuilder]: Building ICFG [2023-08-24 19:38:49,592 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-24 19:38:50,618 INFO L277 CfgBuilder]: Performing block encoding [2023-08-24 19:49:44,294 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-24 19:49:44,294 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-24 19:49:44,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.08 07:49:44 BoogieIcfgContainer [2023-08-24 19:49:44,296 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-24 19:49:44,297 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-24 19:49:44,297 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-24 19:49:44,299 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-24 19:49:44,300 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.08 07:38:48" (1/3) ... [2023-08-24 19:49:44,300 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a9664b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.08 07:49:44, skipping insertion in model container [2023-08-24 19:49:44,300 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.08 07:38:49" (2/3) ... [2023-08-24 19:49:44,300 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a9664b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.08 07:49:44, skipping insertion in model container [2023-08-24 19:49:44,300 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.08 07:49:44" (3/3) ... [2023-08-24 19:49:44,301 INFO L112 eAbstractionObserver]: Analyzing ICFG mix014.opt.i [2023-08-24 19:49:44,318 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-24 19:49:44,319 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 298 error locations. [2023-08-24 19:49:44,319 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-24 19:50:18,784 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-24 19:50:18,815 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 444 places, 434 transitions, 888 flow [2023-08-24 19:51:33,453 INFO L124 PetriNetUnfolderBase]: 3/430 cut-off events. [2023-08-24 19:51:33,453 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-24 19:51:33,470 INFO L83 FinitePrefix]: Finished finitePrefix Result has 443 conditions, 430 events. 3/430 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 2673 event pairs, 0 based on Foata normal form. 0/129 useless extension candidates. Maximal degree in co-relation 390. Up to 2 conditions per place. [2023-08-24 19:51:33,470 INFO L82 GeneralOperation]: Start removeDead. Operand has 444 places, 434 transitions, 888 flow [2023-08-24 19:51:33,492 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 440 places, 430 transitions, 872 flow [2023-08-24 19:51:33,495 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-24 19:51:33,503 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 440 places, 430 transitions, 872 flow [2023-08-24 19:51:33,507 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 440 places, 430 transitions, 872 flow [2023-08-24 19:51:33,508 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 440 places, 430 transitions, 872 flow Received shutdown request... [2023-08-24 19:52:19,433 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 [2023-08-24 19:52:20,608 FATAL L? ?]: A wrapped exception occured: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction threw an exception: de.uni_freiburg.informatik.ultimate.automata.AutomataOperationCanceledException: Timeout or canceled by user. at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopFactory.constructInitialAbstraction(CegarLoopFactory.java:341) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopFactory.createPetriAbstraction(CegarLoopFactory.java:297) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopFactory.constructCegarLoop(CegarLoopFactory.java:187) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.automata.AutomataOperationCanceledException: Timeout or canceled by user. at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.PetriNetUnfolderBase.computeUnfolding(PetriNetUnfolderBase.java:200) at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.PetriNetUnfolderBase.(PetriNetUnfolderBase.java:123) at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.PetriNetUnfolder.(PetriNetUnfolder.java:72) at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.FinitePrefix.(FinitePrefix.java:76) at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.FinitePrefix.(FinitePrefix.java:64) at de.uni_freiburg.informatik.ultimate.automata.partialorder.CoenabledRelation.fromPetriNet(CoenabledRelation.java:79) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.(LiptonReduction.java:116) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.petrinetlbe.PetriNetLargeBlockEncoding.(PetriNetLargeBlockEncoding.java:133) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.initialabstraction.PetriLbeInitialAbstractionProvider.getInitialAbstraction(PetriLbeInitialAbstractionProvider.java:95) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.initialabstraction.PetriLbeInitialAbstractionProvider.getInitialAbstraction(PetriLbeInitialAbstractionProvider.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopFactory.constructInitialAbstraction(CegarLoopFactory.java:336) ... 18 more [2023-08-24 19:52:20,610 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: de.uni_freiburg.informatik.ultimate.automata.AutomataOperationCanceledException: Timeout or canceled by user. at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.PetriNetUnfolderBase.computeUnfolding(PetriNetUnfolderBase.java:200) at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.PetriNetUnfolderBase.(PetriNetUnfolderBase.java:123) at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.PetriNetUnfolder.(PetriNetUnfolder.java:72) at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.FinitePrefix.(FinitePrefix.java:76) at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.FinitePrefix.(FinitePrefix.java:64) at de.uni_freiburg.informatik.ultimate.automata.partialorder.CoenabledRelation.fromPetriNet(CoenabledRelation.java:79) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.(LiptonReduction.java:116) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.petrinetlbe.PetriNetLargeBlockEncoding.(PetriNetLargeBlockEncoding.java:133) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.initialabstraction.PetriLbeInitialAbstractionProvider.getInitialAbstraction(PetriLbeInitialAbstractionProvider.java:95) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.initialabstraction.PetriLbeInitialAbstractionProvider.getInitialAbstraction(PetriLbeInitialAbstractionProvider.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopFactory.constructInitialAbstraction(CegarLoopFactory.java:336) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopFactory.createPetriAbstraction(CegarLoopFactory.java:297) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopFactory.constructCegarLoop(CegarLoopFactory.java:187) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-24 19:52:20,614 INFO L158 Benchmark]: Toolchain (without parser) took 811799.22ms. Allocated memory was 419.4MB in the beginning and 14.6GB in the end (delta: 14.1GB). Free memory was 392.7MB in the beginning and 7.7GB in the end (delta: -7.3GB). Peak memory consumption was 12.1GB. Max. memory is 16.0GB. [2023-08-24 19:52:20,614 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 419.4MB. Free memory was 397.1MB in the beginning and 397.0MB in the end (delta: 157.4kB). There was no memory consumed. Max. memory is 16.0GB. [2023-08-24 19:52:20,615 INFO L158 Benchmark]: CACSL2BoogieTranslator took 466.67ms. Allocated memory is still 419.4MB. Free memory was 392.7MB in the beginning and 364.5MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.0GB. [2023-08-24 19:52:20,615 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.62ms. Allocated memory is still 419.4MB. Free memory was 364.5MB in the beginning and 359.5MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-24 19:52:20,616 INFO L158 Benchmark]: Boogie Preprocessor took 42.53ms. Allocated memory is still 419.4MB. Free memory was 359.5MB in the beginning and 354.8MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-24 19:52:20,617 INFO L158 Benchmark]: RCFGBuilder took 654916.31ms. Allocated memory was 419.4MB in the beginning and 12.6GB in the end (delta: 12.1GB). Free memory was 354.8MB in the beginning and 10.1GB in the end (delta: -9.7GB). Peak memory consumption was 5.9GB. Max. memory is 16.0GB. [2023-08-24 19:52:20,618 INFO L158 Benchmark]: TraceAbstraction took 156314.96ms. Allocated memory was 12.6GB in the beginning and 14.6GB in the end (delta: 2.0GB). Free memory was 10.1GB in the beginning and 7.7GB in the end (delta: 2.4GB). Peak memory consumption was 9.6GB. Max. memory is 16.0GB. [2023-08-24 19:52:20,624 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks [2023-08-24 19:52:20,633 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 419.4MB. Free memory was 397.1MB in the beginning and 397.0MB in the end (delta: 157.4kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 466.67ms. Allocated memory is still 419.4MB. Free memory was 392.7MB in the beginning and 364.5MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 54.62ms. Allocated memory is still 419.4MB. Free memory was 364.5MB in the beginning and 359.5MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 42.53ms. Allocated memory is still 419.4MB. Free memory was 359.5MB in the beginning and 354.8MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * RCFGBuilder took 654916.31ms. Allocated memory was 419.4MB in the beginning and 12.6GB in the end (delta: 12.1GB). Free memory was 354.8MB in the beginning and 10.1GB in the end (delta: -9.7GB). Peak memory consumption was 5.9GB. Max. memory is 16.0GB. * TraceAbstraction took 156314.96ms. Allocated memory was 12.6GB in the beginning and 14.6GB in the end (delta: 2.0GB). Free memory was 10.1GB in the beginning and 7.7GB in the end (delta: 2.4GB). Peak memory consumption was 9.6GB. 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: - ExceptionOrErrorResult: AutomataOperationCanceledException: Timeout or canceled by user. de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AutomataOperationCanceledException: Timeout or canceled by user.: de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.PetriNetUnfolderBase.computeUnfolding(PetriNetUnfolderBase.java:200) RESULT: Ultimate could not prove your program: Toolchain returned no result. Completed graceful shutdown