/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/mix021_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-25 23:59:03,568 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-25 23:59:03,614 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf [2023-08-25 23:59:03,618 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-25 23:59:03,618 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-25 23:59:03,637 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-25 23:59:03,638 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-25 23:59:03,638 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-25 23:59:03,639 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-25 23:59:03,639 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-25 23:59:03,640 INFO L153 SettingsManager]: * Use SBE=true [2023-08-25 23:59:03,640 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-25 23:59:03,641 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-25 23:59:03,641 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-25 23:59:03,641 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-25 23:59:03,641 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-25 23:59:03,642 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-25 23:59:03,642 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-25 23:59:03,642 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-25 23:59:03,643 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-25 23:59:03,643 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-25 23:59:03,643 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-25 23:59:03,644 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-25 23:59:03,644 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-25 23:59:03,644 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-25 23:59:03,644 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-25 23:59:03,645 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-25 23:59:03,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 23:59:03,645 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-25 23:59:03,645 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-25 23:59:03,646 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-25 23:59:03,646 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-25 23:59:03,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-25 23:59:03,646 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-25 23:59:03,647 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-25 23:59:03,647 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> PROGRAM_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-25 23:59:03,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-25 23:59:03,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-25 23:59:03,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-25 23:59:03,948 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-25 23:59:03,949 INFO L274 PluginConnector]: CDTParser initialized [2023-08-25 23:59:03,950 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix021_tso.oepc.i [2023-08-25 23:59:05,219 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-25 23:59:05,436 INFO L384 CDTParser]: Found 1 translation units. [2023-08-25 23:59:05,437 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix021_tso.oepc.i [2023-08-25 23:59:05,456 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b08dcd771/bcf3c9bcc39d4a788b0c2a6e54c144b3/FLAG242eee91f [2023-08-25 23:59:05,471 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b08dcd771/bcf3c9bcc39d4a788b0c2a6e54c144b3 [2023-08-25 23:59:05,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-25 23:59:05,478 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-25 23:59:05,481 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-25 23:59:05,481 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-25 23:59:05,484 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-25 23:59:05,485 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 11:59:05" (1/1) ... [2023-08-25 23:59:05,486 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bba43a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:59:05, skipping insertion in model container [2023-08-25 23:59:05,486 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 11:59:05" (1/1) ... [2023-08-25 23:59:05,544 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-25 23:59:05,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 23:59:05,888 INFO L201 MainTranslator]: Completed pre-run [2023-08-25 23:59:05,903 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-08-25 23:59:05,904 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-08-25 23:59:05,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 23:59:05,990 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 23:59:05,990 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 23:59:05,996 INFO L206 MainTranslator]: Completed translation [2023-08-25 23:59:05,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:59:05 WrapperNode [2023-08-25 23:59:05,998 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-25 23:59:06,000 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-25 23:59:06,000 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-25 23:59:06,000 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-25 23:59:06,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:59:05" (1/1) ... [2023-08-25 23:59:06,029 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:59:05" (1/1) ... [2023-08-25 23:59:06,071 INFO L138 Inliner]: procedures = 177, calls = 70, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 971 [2023-08-25 23:59:06,071 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-25 23:59:06,072 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-25 23:59:06,072 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-25 23:59:06,072 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-25 23:59:06,080 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:59:05" (1/1) ... [2023-08-25 23:59:06,080 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:59:05" (1/1) ... [2023-08-25 23:59:06,086 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:59:05" (1/1) ... [2023-08-25 23:59:06,086 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:59:05" (1/1) ... [2023-08-25 23:59:06,125 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:59:05" (1/1) ... [2023-08-25 23:59:06,147 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:59:05" (1/1) ... [2023-08-25 23:59:06,151 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:59:05" (1/1) ... [2023-08-25 23:59:06,154 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:59:05" (1/1) ... [2023-08-25 23:59:06,159 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-25 23:59:06,160 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-25 23:59:06,160 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-25 23:59:06,160 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-25 23:59:06,161 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:59:05" (1/1) ... [2023-08-25 23:59:06,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 23:59:06,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 23:59:06,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-25 23:59:06,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-25 23:59:06,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-25 23:59:06,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-25 23:59:06,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-25 23:59:06,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-25 23:59:06,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-25 23:59:06,219 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-25 23:59:06,219 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-25 23:59:06,219 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-25 23:59:06,219 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-25 23:59:06,219 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-25 23:59:06,219 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-25 23:59:06,219 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-25 23:59:06,219 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-25 23:59:06,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-25 23:59:06,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-25 23:59:06,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-25 23:59:06,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-25 23:59:06,221 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-25 23:59:06,417 INFO L236 CfgBuilder]: Building ICFG [2023-08-25 23:59:06,418 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-25 23:59:07,597 INFO L277 CfgBuilder]: Performing block encoding [2023-08-26 00:00:37,284 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-26 00:00:37,293 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-26 00:00:37,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 12:00:37 BoogieIcfgContainer [2023-08-26 00:00:37,295 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-26 00:00:37,297 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-26 00:00:37,297 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-26 00:00:37,300 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-26 00:00:37,300 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.08 11:59:05" (1/3) ... [2023-08-26 00:00:37,301 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69db2be4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 12:00:37, skipping insertion in model container [2023-08-26 00:00:37,301 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:59:05" (2/3) ... [2023-08-26 00:00:37,301 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69db2be4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 12:00:37, skipping insertion in model container [2023-08-26 00:00:37,301 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 12:00:37" (3/3) ... [2023-08-26 00:00:37,302 INFO L112 eAbstractionObserver]: Analyzing ICFG mix021_tso.oepc.i [2023-08-26 00:00:37,315 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-26 00:00:37,315 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 256 error locations. [2023-08-26 00:00:37,316 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-26 00:00:41,839 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-26 00:00:41,874 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 401 places, 391 transitions, 802 flow [2023-08-26 00:00:55,787 INFO L124 PetriNetUnfolderBase]: 3/387 cut-off events. [2023-08-26 00:00:55,789 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 00:00:55,799 INFO L83 FinitePrefix]: Finished finitePrefix Result has 400 conditions, 387 events. 3/387 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 101. Compared 2048 event pairs, 0 based on Foata normal form. 0/128 useless extension candidates. Maximal degree in co-relation 349. Up to 2 conditions per place. [2023-08-26 00:00:55,800 INFO L82 GeneralOperation]: Start removeDead. Operand has 401 places, 391 transitions, 802 flow [2023-08-26 00:00:55,817 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 397 places, 387 transitions, 786 flow [2023-08-26 00:00:55,820 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-26 00:00:55,828 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 397 places, 387 transitions, 786 flow [2023-08-26 00:00:55,830 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 397 places, 387 transitions, 786 flow [2023-08-26 00:00:55,830 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 397 places, 387 transitions, 786 flow [2023-08-26 00:01:07,929 INFO L124 PetriNetUnfolderBase]: 3/387 cut-off events. [2023-08-26 00:01:07,940 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 00:01:07,943 INFO L83 FinitePrefix]: Finished finitePrefix Result has 400 conditions, 387 events. 3/387 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 101. Compared 2035 event pairs, 0 based on Foata normal form. 0/128 useless extension candidates. Maximal degree in co-relation 349. Up to 2 conditions per place. [2023-08-26 00:01:07,970 INFO L119 LiptonReduction]: Number of co-enabled transitions 69830 [2023-08-26 00:08:10,282 WARN L234 SmtUtils]: Spent 7.03m on a formula simplification. DAG size of input: 19552 DAG size of output: 1206 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Received shutdown request... [2023-08-26 00:13:12,193 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 00:13:12,379 WARN L266 SmtUtils]: Removed 3 from assertion stack [2023-08-26 00:13:12,380 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 00:13:12,381 INFO L158 Benchmark]: Toolchain (without parser) took 846902.61ms. Allocated memory was 392.2MB in the beginning and 13.6GB in the end (delta: 13.2GB). Free memory was 347.5MB in the beginning and 6.3GB in the end (delta: -6.0GB). Peak memory consumption was 9.0GB. Max. memory is 16.0GB. [2023-08-26 00:13:12,382 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 392.2MB. Free memory was 370.1MB in the beginning and 370.0MB in the end (delta: 157.3kB). There was no memory consumed. Max. memory is 16.0GB. [2023-08-26 00:13:12,382 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.22ms. Allocated memory is still 392.2MB. Free memory was 347.5MB in the beginning and 319.9MB in the end (delta: 27.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. [2023-08-26 00:13:12,382 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.72ms. Allocated memory is still 392.2MB. Free memory was 319.9MB in the beginning and 315.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-26 00:13:12,383 INFO L158 Benchmark]: Boogie Preprocessor took 87.75ms. Allocated memory is still 392.2MB. Free memory was 315.7MB in the beginning and 310.5MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. [2023-08-26 00:13:12,383 INFO L158 Benchmark]: RCFGBuilder took 91135.20ms. Allocated memory was 392.2MB in the beginning and 12.7GB in the end (delta: 12.3GB). Free memory was 310.5MB in the beginning and 10.4GB in the end (delta: -10.1GB). Peak memory consumption was 3.3GB. Max. memory is 16.0GB. [2023-08-26 00:13:12,384 INFO L158 Benchmark]: TraceAbstraction took 755082.93ms. Allocated memory was 12.7GB in the beginning and 13.6GB in the end (delta: 924.8MB). Free memory was 10.4GB in the beginning and 6.3GB in the end (delta: 4.1GB). Peak memory consumption was 6.7GB. Max. memory is 16.0GB. [2023-08-26 00:13:12,386 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 392.2MB. Free memory was 370.1MB in the beginning and 370.0MB in the end (delta: 157.3kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 517.22ms. Allocated memory is still 392.2MB. Free memory was 347.5MB in the beginning and 319.9MB in the end (delta: 27.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 71.72ms. Allocated memory is still 392.2MB. Free memory was 319.9MB in the beginning and 315.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 87.75ms. Allocated memory is still 392.2MB. Free memory was 315.7MB in the beginning and 310.5MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. * RCFGBuilder took 91135.20ms. Allocated memory was 392.2MB in the beginning and 12.7GB in the end (delta: 12.3GB). Free memory was 310.5MB in the beginning and 10.4GB in the end (delta: -10.1GB). Peak memory consumption was 3.3GB. Max. memory is 16.0GB. * TraceAbstraction took 755082.93ms. Allocated memory was 12.7GB in the beginning and 13.6GB in the end (delta: 924.8MB). Free memory was 10.4GB in the beginning and 6.3GB in the end (delta: 4.1GB). Peak memory consumption was 6.7GB. 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 397 places, 387 transitions, 786 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 397 places, 387 transitions, 786 flow and 69830 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 23220 for 298474ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown