/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/safe012_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-25 00:47:53,850 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-25 00:47:53,918 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 00:47:53,923 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-25 00:47:53,924 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-25 00:47:53,948 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-25 00:47:53,948 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-25 00:47:53,949 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-25 00:47:53,949 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-25 00:47:53,952 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-25 00:47:53,952 INFO L153 SettingsManager]: * Use SBE=true [2023-08-25 00:47:53,952 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-25 00:47:53,952 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-25 00:47:53,953 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-25 00:47:53,953 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-25 00:47:53,954 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-25 00:47:53,954 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-25 00:47:53,954 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-25 00:47:53,954 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-25 00:47:53,954 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-25 00:47:53,954 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-25 00:47:53,955 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-25 00:47:53,955 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-25 00:47:53,955 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-25 00:47:53,956 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-25 00:47:53,956 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-25 00:47:53,956 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-25 00:47:53,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 00:47:53,956 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-25 00:47:53,956 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-25 00:47:53,957 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-25 00:47:53,957 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-25 00:47:53,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-25 00:47:53,958 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-25 00:47:53,958 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-25 00:47:53,958 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-25 00:47:54,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-25 00:47:54,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-25 00:47:54,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-25 00:47:54,234 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-25 00:47:54,234 INFO L274 PluginConnector]: CDTParser initialized [2023-08-25 00:47:54,235 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe012_rmo.oepc.i [2023-08-25 00:47:55,288 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-25 00:47:55,493 INFO L384 CDTParser]: Found 1 translation units. [2023-08-25 00:47:55,493 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe012_rmo.oepc.i [2023-08-25 00:47:55,506 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35c337012/af422ee0baa64411b3a07b2f6a9932a5/FLAGe5a325c42 [2023-08-25 00:47:55,516 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35c337012/af422ee0baa64411b3a07b2f6a9932a5 [2023-08-25 00:47:55,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-25 00:47:55,518 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-25 00:47:55,519 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-25 00:47:55,519 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-25 00:47:55,521 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-25 00:47:55,521 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 12:47:55" (1/1) ... [2023-08-25 00:47:55,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@284cd577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:47:55, skipping insertion in model container [2023-08-25 00:47:55,522 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 12:47:55" (1/1) ... [2023-08-25 00:47:55,550 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-25 00:47:55,824 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 00:47:55,834 INFO L201 MainTranslator]: Completed pre-run [2023-08-25 00:47:55,857 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-25 00:47:55,859 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-25 00:47:55,897 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 00:47:55,920 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 00:47:55,921 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 00:47:55,927 INFO L206 MainTranslator]: Completed translation [2023-08-25 00:47:55,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:47:55 WrapperNode [2023-08-25 00:47:55,927 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-25 00:47:55,928 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-25 00:47:55,928 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-25 00:47:55,929 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-25 00:47:55,933 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:47:55" (1/1) ... [2023-08-25 00:47:55,962 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:47:55" (1/1) ... [2023-08-25 00:47:56,005 INFO L138 Inliner]: procedures = 176, calls = 68, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 320 [2023-08-25 00:47:56,005 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-25 00:47:56,006 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-25 00:47:56,006 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-25 00:47:56,006 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-25 00:47:56,015 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:47:55" (1/1) ... [2023-08-25 00:47:56,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:47:55" (1/1) ... [2023-08-25 00:47:56,028 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:47:55" (1/1) ... [2023-08-25 00:47:56,028 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:47:55" (1/1) ... [2023-08-25 00:47:56,054 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:47:55" (1/1) ... [2023-08-25 00:47:56,058 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:47:55" (1/1) ... [2023-08-25 00:47:56,060 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:47:55" (1/1) ... [2023-08-25 00:47:56,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:47:55" (1/1) ... [2023-08-25 00:47:56,077 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-25 00:47:56,077 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-25 00:47:56,078 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-25 00:47:56,078 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-25 00:47:56,078 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:47:55" (1/1) ... [2023-08-25 00:47:56,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 00:47:56,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 00:47:56,115 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 00:47:56,126 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 00:47:56,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-25 00:47:56,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-25 00:47:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-25 00:47:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-25 00:47:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-25 00:47:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-25 00:47:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-25 00:47:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-25 00:47:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-25 00:47:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-25 00:47:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-25 00:47:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-25 00:47:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-25 00:47:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-25 00:47:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-25 00:47:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-25 00:47:56,162 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 00:47:56,322 INFO L236 CfgBuilder]: Building ICFG [2023-08-25 00:47:56,323 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-25 00:47:57,151 INFO L277 CfgBuilder]: Performing block encoding [2023-08-25 00:52:07,606 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-25 00:52:07,606 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-25 00:52:07,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 12:52:07 BoogieIcfgContainer [2023-08-25 00:52:07,624 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-25 00:52:07,630 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-25 00:52:07,631 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-25 00:52:07,634 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-25 00:52:07,641 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.08 12:47:55" (1/3) ... [2023-08-25 00:52:07,642 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6deb9b37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 12:52:07, skipping insertion in model container [2023-08-25 00:52:07,642 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:47:55" (2/3) ... [2023-08-25 00:52:07,642 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6deb9b37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 12:52:07, skipping insertion in model container [2023-08-25 00:52:07,643 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 12:52:07" (3/3) ... [2023-08-25 00:52:07,644 INFO L112 eAbstractionObserver]: Analyzing ICFG safe012_rmo.oepc.i [2023-08-25 00:52:07,657 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-25 00:52:07,657 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 184 error locations. [2023-08-25 00:52:07,658 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-25 00:52:25,136 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-25 00:52:25,175 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 323 places, 316 transitions, 647 flow [2023-08-25 00:53:12,102 INFO L124 PetriNetUnfolderBase]: 3/313 cut-off events. [2023-08-25 00:53:12,103 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 00:53:12,111 INFO L83 FinitePrefix]: Finished finitePrefix Result has 323 conditions, 313 events. 3/313 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 1506 event pairs, 0 based on Foata normal form. 0/126 useless extension candidates. Maximal degree in co-relation 257. Up to 2 conditions per place. [2023-08-25 00:53:12,111 INFO L82 GeneralOperation]: Start removeDead. Operand has 323 places, 316 transitions, 647 flow [2023-08-25 00:53:12,125 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 320 places, 313 transitions, 635 flow [2023-08-25 00:53:12,127 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-25 00:53:12,137 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 320 places, 313 transitions, 635 flow [2023-08-25 00:53:12,139 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 320 places, 313 transitions, 635 flow [2023-08-25 00:53:12,139 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 320 places, 313 transitions, 635 flow [2023-08-25 00:53:58,028 INFO L124 PetriNetUnfolderBase]: 3/313 cut-off events. [2023-08-25 00:53:58,029 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 00:53:58,030 INFO L83 FinitePrefix]: Finished finitePrefix Result has 323 conditions, 313 events. 3/313 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 1506 event pairs, 0 based on Foata normal form. 0/126 useless extension candidates. Maximal degree in co-relation 257. Up to 2 conditions per place. [2023-08-25 00:53:58,041 INFO L119 LiptonReduction]: Number of co-enabled transitions 40360 [2023-08-25 00:54:40,317 WARN L234 SmtUtils]: Spent 5.04s on a formula simplification. DAG size of input: 1481 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 00:55:01,292 WARN L234 SmtUtils]: Spent 6.08s on a formula simplification. DAG size of input: 2670 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 00:55:13,648 WARN L234 SmtUtils]: Spent 10.73s on a formula simplification. DAG size of input: 2683 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 00:55:30,351 WARN L234 SmtUtils]: Spent 16.69s on a formula simplification. DAG size of input: 2818 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 00:55:56,622 WARN L234 SmtUtils]: Spent 14.52s on a formula simplification. DAG size of input: 2580 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 00:56:08,209 WARN L234 SmtUtils]: Spent 11.58s on a formula simplification. DAG size of input: 3113 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 00:56:25,512 WARN L234 SmtUtils]: Spent 17.29s on a formula simplification. DAG size of input: 2821 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 00:56:43,920 WARN L234 SmtUtils]: Spent 18.40s on a formula simplification. DAG size of input: 2821 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 00:56:58,967 WARN L234 SmtUtils]: Spent 15.04s on a formula simplification. DAG size of input: 2652 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 00:57:40,956 WARN L234 SmtUtils]: Spent 41.98s on a formula simplification. DAG size of input: 5057 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 00:58:13,053 WARN L234 SmtUtils]: Spent 32.09s on a formula simplification. DAG size of input: 4527 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:00:07,862 WARN L234 SmtUtils]: Spent 1.91m on a formula simplification. DAG size of input: 7705 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:01:08,526 WARN L234 SmtUtils]: Spent 1.01m on a formula simplification. DAG size of input: 5285 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Received shutdown request... [2023-08-25 01:02:03,517 WARN L266 SmtUtils]: Removed 6 from assertion stack [2023-08-25 01:02:03,518 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction. Reason: Timeout or Toolchain cancelled by user [2023-08-25 01:02:03,519 INFO L158 Benchmark]: Toolchain (without parser) took 848000.38ms. Allocated memory was 356.5MB in the beginning and 15.1GB in the end (delta: 14.7GB). Free memory was 331.1MB in the beginning and 11.8GB in the end (delta: -11.4GB). Peak memory consumption was 6.6GB. Max. memory is 16.0GB. [2023-08-25 01:02:03,519 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 356.5MB. Free memory was 334.2MB in the beginning and 334.1MB in the end (delta: 91.7kB). There was no memory consumed. Max. memory is 16.0GB. [2023-08-25 01:02:03,519 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.87ms. Allocated memory is still 356.5MB. Free memory was 331.1MB in the beginning and 305.5MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB. [2023-08-25 01:02:03,520 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.09ms. Allocated memory is still 356.5MB. Free memory was 305.5MB in the beginning and 301.8MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-25 01:02:03,520 INFO L158 Benchmark]: Boogie Preprocessor took 71.10ms. Allocated memory is still 356.5MB. Free memory was 301.8MB in the beginning and 297.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-25 01:02:03,520 INFO L158 Benchmark]: RCFGBuilder took 251546.16ms. Allocated memory was 356.5MB in the beginning and 14.7GB in the end (delta: 14.3GB). Free memory was 297.6MB in the beginning and 12.7GB in the end (delta: -12.4GB). Peak memory consumption was 3.6GB. Max. memory is 16.0GB. [2023-08-25 01:02:03,521 INFO L158 Benchmark]: TraceAbstraction took 595887.59ms. Allocated memory was 14.7GB in the beginning and 15.1GB in the end (delta: 411.0MB). Free memory was 12.7GB in the beginning and 11.8GB in the end (delta: 962.0MB). Peak memory consumption was 4.7GB. Max. memory is 16.0GB. [2023-08-25 01:02:03,523 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks [2023-08-25 01:02:03,529 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 Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 356.5MB. Free memory was 334.2MB in the beginning and 334.1MB in the end (delta: 91.7kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 408.87ms. Allocated memory is still 356.5MB. Free memory was 331.1MB in the beginning and 305.5MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 77.09ms. Allocated memory is still 356.5MB. Free memory was 305.5MB in the beginning and 301.8MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 71.10ms. Allocated memory is still 356.5MB. Free memory was 301.8MB in the beginning and 297.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * RCFGBuilder took 251546.16ms. Allocated memory was 356.5MB in the beginning and 14.7GB in the end (delta: 14.3GB). Free memory was 297.6MB in the beginning and 12.7GB in the end (delta: -12.4GB). Peak memory consumption was 3.6GB. Max. memory is 16.0GB. * TraceAbstraction took 595887.59ms. Allocated memory was 14.7GB in the beginning and 15.1GB in the end (delta: 411.0MB). Free memory was 12.7GB in the beginning and 11.8GB in the end (delta: 962.0MB). Peak memory consumption was 4.7GB. 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 320 places, 313 transitions, 635 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 320 places, 313 transitions, 635 flow and 40360 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 5285 for 54978ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown