./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/longjmp/68-longjmp_42-poison-reduced_true.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da043454 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/longjmp/68-longjmp_42-poison-reduced_true.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f062f388d3381df283a55bd56f3ce12c286c6f6b098aec3949c6489fe401ef67 --- Real Ultimate output --- This is Ultimate 0.3.0-wip.fs.system-includes-da04345-m [2025-04-30 10:15:46,640 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-30 10:15:46,693 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-04-30 10:15:46,697 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-30 10:15:46,697 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-30 10:15:46,717 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-30 10:15:46,718 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-30 10:15:46,719 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-30 10:15:46,719 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-04-30 10:15:46,719 INFO L153 SettingsManager]: * Use memory slicer=true [2025-04-30 10:15:46,720 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-30 10:15:46,720 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-30 10:15:46,720 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-30 10:15:46,720 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-30 10:15:46,720 INFO L153 SettingsManager]: * Use SBE=true [2025-04-30 10:15:46,721 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-30 10:15:46,721 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-30 10:15:46,721 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-30 10:15:46,722 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-30 10:15:46,722 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-30 10:15:46,722 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-30 10:15:46,722 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-30 10:15:46,722 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-30 10:15:46,722 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-30 10:15:46,722 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-30 10:15:46,722 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-30 10:15:46,722 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-30 10:15:46,722 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-30 10:15:46,722 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-30 10:15:46,722 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-30 10:15:46,723 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-30 10:15:46,723 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-30 10:15:46,723 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-30 10:15:46,723 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-30 10:15:46,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-30 10:15:46,723 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-30 10:15:46,723 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-30 10:15:46,723 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-30 10:15:46,723 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-30 10:15:46,723 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-30 10:15:46,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-30 10:15:46,723 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-04-30 10:15:46,723 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-04-30 10:15:46,723 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-30 10:15:46,723 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f062f388d3381df283a55bd56f3ce12c286c6f6b098aec3949c6489fe401ef67 [2025-04-30 10:15:46,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-30 10:15:46,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-30 10:15:46,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-30 10:15:46,971 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-30 10:15:46,971 INFO L274 PluginConnector]: CDTParser initialized [2025-04-30 10:15:46,972 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/longjmp/68-longjmp_42-poison-reduced_true.i [2025-04-30 10:15:48,345 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/307a2cff6/27e78bbefd0041b99976713b795d3bed/FLAGa77d6d199 [2025-04-30 10:15:48,616 INFO L389 CDTParser]: Found 1 translation units. [2025-04-30 10:15:48,617 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/longjmp/68-longjmp_42-poison-reduced_true.i [2025-04-30 10:15:48,633 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/307a2cff6/27e78bbefd0041b99976713b795d3bed/FLAGa77d6d199 [2025-04-30 10:15:49,347 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/307a2cff6/27e78bbefd0041b99976713b795d3bed [2025-04-30 10:15:49,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-30 10:15:49,351 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-04-30 10:15:49,353 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-30 10:15:49,354 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-30 10:15:49,357 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-30 10:15:49,358 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.04 10:15:49" (1/1) ... [2025-04-30 10:15:49,360 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@166c005a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:49, skipping insertion in model container [2025-04-30 10:15:49,360 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.04 10:15:49" (1/1) ... [2025-04-30 10:15:49,389 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-30 10:15:49,543 WARN L117 LibraryModelHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/longjmp/68-longjmp_42-poison-reduced_true.i[1088,1101] [2025-04-30 10:15:49,622 INFO L211 PostProcessor]: Analyzing one entry point: main [2025-04-30 10:15:49,638 INFO L200 MainTranslator]: Completed pre-run [2025-04-30 10:15:49,659 WARN L117 LibraryModelHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/longjmp/68-longjmp_42-poison-reduced_true.i[1088,1101] [2025-04-30 10:15:49,703 INFO L211 PostProcessor]: Analyzing one entry point: main [2025-04-30 10:15:49,725 INFO L204 MainTranslator]: Completed translation [2025-04-30 10:15:49,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:49 WrapperNode [2025-04-30 10:15:49,726 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-30 10:15:49,727 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-30 10:15:49,727 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-30 10:15:49,728 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-30 10:15:49,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:49" (1/1) ... [2025-04-30 10:15:49,746 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:49" (1/1) ... [2025-04-30 10:15:49,761 INFO L138 Inliner]: procedures = 126, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2025-04-30 10:15:49,763 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-30 10:15:49,764 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-30 10:15:49,765 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-30 10:15:49,765 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-30 10:15:49,771 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:49" (1/1) ... [2025-04-30 10:15:49,771 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:49" (1/1) ... [2025-04-30 10:15:49,776 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:49" (1/1) ... [2025-04-30 10:15:49,793 INFO L175 MemorySlicer]: Split 6 memory accesses to 3 slices as follows [2, 2, 2]. 33 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 2 writes are split as follows [0, 1, 1]. [2025-04-30 10:15:49,795 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:49" (1/1) ... [2025-04-30 10:15:49,796 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:49" (1/1) ... [2025-04-30 10:15:49,802 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:49" (1/1) ... [2025-04-30 10:15:49,803 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:49" (1/1) ... [2025-04-30 10:15:49,805 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:49" (1/1) ... [2025-04-30 10:15:49,808 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:49" (1/1) ... [2025-04-30 10:15:49,809 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:49" (1/1) ... [2025-04-30 10:15:49,815 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-30 10:15:49,815 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-04-30 10:15:49,816 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-04-30 10:15:49,816 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-04-30 10:15:49,816 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:49" (1/1) ... [2025-04-30 10:15:49,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-30 10:15:49,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-30 10:15:49,849 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-04-30 10:15:49,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-04-30 10:15:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-04-30 10:15:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-04-30 10:15:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-04-30 10:15:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure set_g_to_keyword [2025-04-30 10:15:49,872 INFO L138 BoogieDeclarations]: Found implementation of procedure set_g_to_keyword [2025-04-30 10:15:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-04-30 10:15:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-04-30 10:15:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-04-30 10:15:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-04-30 10:15:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-04-30 10:15:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-04-30 10:15:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-04-30 10:15:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-04-30 10:15:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-04-30 10:15:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-04-30 10:15:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-04-30 10:15:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-04-30 10:15:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-04-30 10:15:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-04-30 10:15:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-04-30 10:15:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-04-30 10:15:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-30 10:15:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-30 10:15:49,955 INFO L234 CfgBuilder]: Building ICFG [2025-04-30 10:15:49,957 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-30 10:15:50,056 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2025-04-30 10:15:50,057 INFO L283 CfgBuilder]: Performing block encoding [2025-04-30 10:15:50,061 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-30 10:15:50,061 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-04-30 10:15:50,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.04 10:15:50 BoogieIcfgContainer [2025-04-30 10:15:50,062 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-04-30 10:15:50,063 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-04-30 10:15:50,063 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-04-30 10:15:50,066 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-04-30 10:15:50,066 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.04 10:15:49" (1/3) ... [2025-04-30 10:15:50,066 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d72cf49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.04 10:15:50, skipping insertion in model container [2025-04-30 10:15:50,066 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:49" (2/3) ... [2025-04-30 10:15:50,066 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d72cf49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.04 10:15:50, skipping insertion in model container [2025-04-30 10:15:50,066 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.04 10:15:50" (3/3) ... [2025-04-30 10:15:50,067 INFO L128 eAbstractionObserver]: Analyzing ICFG 68-longjmp_42-poison-reduced_true.i [2025-04-30 10:15:50,076 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-04-30 10:15:50,076 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 68-longjmp_42-poison-reduced_true.i that has 2 procedures, 20 locations, 26 edges, 1 initial locations, 1 loop locations, and 2 error locations. [2025-04-30 10:15:50,109 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-04-30 10:15:50,116 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@78efe6de, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-30 10:15:50,116 INFO L341 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2025-04-30 10:15:50,122 INFO L278 IsEmpty]: Start isEmpty. Operand has 20 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 17 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-04-30 10:15:50,127 INFO L284 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2025-04-30 10:15:50,127 INFO L210 NwaCegarLoop]: Found error trace [2025-04-30 10:15:50,127 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2025-04-30 10:15:50,128 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2025-04-30 10:15:50,132 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-30 10:15:50,132 INFO L85 PathProgramCache]: Analyzing trace with hash 28693796, now seen corresponding path program 1 times [2025-04-30 10:15:50,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-30 10:15:50,138 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911051781] [2025-04-30 10:15:50,138 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-30 10:15:50,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-30 10:15:50,218 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-04-30 10:15:50,241 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-04-30 10:15:50,243 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-30 10:15:50,243 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-30 10:15:50,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-30 10:15:50,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-30 10:15:50,289 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911051781] [2025-04-30 10:15:50,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911051781] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-30 10:15:50,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-30 10:15:50,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-30 10:15:50,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138779202] [2025-04-30 10:15:50,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-30 10:15:50,292 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-04-30 10:15:50,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-30 10:15:50,303 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-04-30 10:15:50,303 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-04-30 10:15:50,304 INFO L87 Difference]: Start difference. First operand has 20 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 17 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-30 10:15:50,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-04-30 10:15:50,315 INFO L93 Difference]: Finished difference Result 25 states and 29 transitions. [2025-04-30 10:15:50,315 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-30 10:15:50,316 INFO L79 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2025-04-30 10:15:50,316 INFO L85 Accepts]: Finished accepts. some prefix is accepted. [2025-04-30 10:15:50,319 INFO L225 Difference]: With dead ends: 25 [2025-04-30 10:15:50,320 INFO L226 Difference]: Without dead ends: 12 [2025-04-30 10:15:50,321 INFO L436 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-04-30 10:15:50,323 INFO L437 NwaCegarLoop]: 12 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-04-30 10:15:50,323 INFO L438 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-04-30 10:15:50,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2025-04-30 10:15:50,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2025-04-30 10:15:50,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-04-30 10:15:50,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2025-04-30 10:15:50,343 INFO L79 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 5 [2025-04-30 10:15:50,343 INFO L85 Accepts]: Finished accepts. word is rejected. [2025-04-30 10:15:50,344 INFO L485 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2025-04-30 10:15:50,344 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-30 10:15:50,344 INFO L278 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2025-04-30 10:15:50,344 INFO L284 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2025-04-30 10:15:50,345 INFO L210 NwaCegarLoop]: Found error trace [2025-04-30 10:15:50,345 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-30 10:15:50,345 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-04-30 10:15:50,345 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2025-04-30 10:15:50,345 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-30 10:15:50,345 INFO L85 PathProgramCache]: Analyzing trace with hash -2027494922, now seen corresponding path program 1 times [2025-04-30 10:15:50,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-30 10:15:50,345 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888200024] [2025-04-30 10:15:50,346 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-30 10:15:50,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-30 10:15:50,382 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-04-30 10:15:50,410 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-04-30 10:15:50,410 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-30 10:15:50,410 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-30 10:15:50,411 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-30 10:15:50,419 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-04-30 10:15:50,432 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-04-30 10:15:50,432 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-30 10:15:50,432 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-30 10:15:50,448 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-30 10:15:50,448 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-04-30 10:15:50,449 INFO L790 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 2 remaining) [2025-04-30 10:15:50,450 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2025-04-30 10:15:50,450 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-04-30 10:15:50,453 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-04-30 10:15:50,479 INFO L171 ceAbstractionStarter]: Computing trace abstraction results [2025-04-30 10:15:50,484 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.04 10:15:50 BoogieIcfgContainer [2025-04-30 10:15:50,484 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-04-30 10:15:50,485 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-04-30 10:15:50,485 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-04-30 10:15:50,485 INFO L274 PluginConnector]: Witness Printer initialized [2025-04-30 10:15:50,486 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.04 10:15:50" (3/4) ... [2025-04-30 10:15:50,488 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-04-30 10:15:50,488 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-04-30 10:15:50,489 INFO L158 Benchmark]: Toolchain (without parser) took 1137.76ms. Allocated memory is still 167.8MB. Free memory was 124.0MB in the beginning and 50.4MB in the end (delta: 73.6MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2025-04-30 10:15:50,489 INFO L158 Benchmark]: CDTParser took 0.79ms. Allocated memory is still 201.3MB. Free memory is still 118.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-04-30 10:15:50,489 INFO L158 Benchmark]: CACSL2BoogieTranslator took 373.92ms. Allocated memory is still 167.8MB. Free memory was 124.0MB in the beginning and 103.1MB in the end (delta: 21.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-04-30 10:15:50,489 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.41ms. Allocated memory is still 167.8MB. Free memory was 103.1MB in the beginning and 100.7MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-30 10:15:50,489 INFO L158 Benchmark]: Boogie Preprocessor took 50.81ms. Allocated memory is still 167.8MB. Free memory was 100.7MB in the beginning and 98.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-30 10:15:50,490 INFO L158 Benchmark]: RCFGBuilder took 246.19ms. Allocated memory is still 167.8MB. Free memory was 98.3MB in the beginning and 85.7MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-30 10:15:50,490 INFO L158 Benchmark]: TraceAbstraction took 421.60ms. Allocated memory is still 167.8MB. Free memory was 85.1MB in the beginning and 50.4MB in the end (delta: 34.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-04-30 10:15:50,490 INFO L158 Benchmark]: Witness Printer took 3.35ms. Allocated memory is still 167.8MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. [2025-04-30 10:15:50,494 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79ms. Allocated memory is still 201.3MB. Free memory is still 118.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 373.92ms. Allocated memory is still 167.8MB. Free memory was 124.0MB in the beginning and 103.1MB in the end (delta: 21.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.41ms. Allocated memory is still 167.8MB. Free memory was 103.1MB in the beginning and 100.7MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.81ms. Allocated memory is still 167.8MB. Free memory was 100.7MB in the beginning and 98.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 246.19ms. Allocated memory is still 167.8MB. Free memory was 98.3MB in the beginning and 85.7MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 421.60ms. Allocated memory is still 167.8MB. Free memory was 85.1MB in the beginning and 50.4MB in the end (delta: 34.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 3.35ms. Allocated memory is still 167.8MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 579]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: overapproximation of longjmp at line 579. Possible FailurePath: [L551] jmp_buf env_buffer; [L568] struct c* ab = malloc(sizeof(struct c)); [L569] int x; VAL [ab={-1:0}] [L570] COND FALSE !(_setjmp (env_buffer)) [L575] CALL set_g_to_keyword(ab) VAL [\at(t, Pre)={-1:0}] [L563] char keyword[20]; [L564] keyword[0] = 'a' [L565] t->g = keyword [L575] RET set_g_to_keyword(ab) VAL [ab={-1:0}] [L576] x = 1 [L577] CALL u(ab) [L556] EXPR t->g [L556] EXPR t->g [L556] COND TRUE *t->g [L557] return 2; VAL [\result=2] [L577] RET u(ab) [L578] x = 2 [L579] longjmp(env_buffer, 1) - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 20 locations, 26 edges, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 12 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-04-30 10:15:50,507 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/longjmp/68-longjmp_42-poison-reduced_true.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f062f388d3381df283a55bd56f3ce12c286c6f6b098aec3949c6489fe401ef67 --- Real Ultimate output --- This is Ultimate 0.3.0-wip.fs.system-includes-da04345-m [2025-04-30 10:15:52,353 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-30 10:15:52,427 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2025-04-30 10:15:52,431 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-30 10:15:52,431 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-30 10:15:52,454 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-30 10:15:52,454 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-30 10:15:52,454 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-30 10:15:52,455 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-04-30 10:15:52,455 INFO L153 SettingsManager]: * Use memory slicer=true [2025-04-30 10:15:52,455 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-30 10:15:52,455 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-30 10:15:52,455 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-30 10:15:52,455 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-30 10:15:52,455 INFO L153 SettingsManager]: * Use SBE=true [2025-04-30 10:15:52,455 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-30 10:15:52,455 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-30 10:15:52,456 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-30 10:15:52,456 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-30 10:15:52,456 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-30 10:15:52,456 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-30 10:15:52,456 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-04-30 10:15:52,456 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-04-30 10:15:52,456 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-04-30 10:15:52,456 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-30 10:15:52,456 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-30 10:15:52,456 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-30 10:15:52,456 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-30 10:15:52,457 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-30 10:15:52,457 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-30 10:15:52,457 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-30 10:15:52,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-30 10:15:52,457 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-30 10:15:52,457 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-30 10:15:52,457 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-30 10:15:52,457 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-30 10:15:52,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-30 10:15:52,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-30 10:15:52,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-30 10:15:52,458 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-30 10:15:52,458 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-30 10:15:52,458 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-04-30 10:15:52,458 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-04-30 10:15:52,458 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-04-30 10:15:52,458 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-04-30 10:15:52,458 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-30 10:15:52,458 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f062f388d3381df283a55bd56f3ce12c286c6f6b098aec3949c6489fe401ef67 [2025-04-30 10:15:52,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-30 10:15:52,691 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-30 10:15:52,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-30 10:15:52,694 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-30 10:15:52,694 INFO L274 PluginConnector]: CDTParser initialized [2025-04-30 10:15:52,695 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/longjmp/68-longjmp_42-poison-reduced_true.i [2025-04-30 10:15:54,000 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95541006d/ee9e4ab88bd54236ad3e6c8ec422293d/FLAG74c1b81d0 [2025-04-30 10:15:54,157 INFO L389 CDTParser]: Found 1 translation units. [2025-04-30 10:15:54,157 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/longjmp/68-longjmp_42-poison-reduced_true.i [2025-04-30 10:15:54,167 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95541006d/ee9e4ab88bd54236ad3e6c8ec422293d/FLAG74c1b81d0 [2025-04-30 10:15:55,050 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95541006d/ee9e4ab88bd54236ad3e6c8ec422293d [2025-04-30 10:15:55,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-30 10:15:55,053 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-04-30 10:15:55,054 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-30 10:15:55,054 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-30 10:15:55,060 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-30 10:15:55,061 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.04 10:15:55" (1/1) ... [2025-04-30 10:15:55,062 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2750634d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:55, skipping insertion in model container [2025-04-30 10:15:55,062 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.04 10:15:55" (1/1) ... [2025-04-30 10:15:55,086 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-30 10:15:55,269 WARN L117 LibraryModelHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/longjmp/68-longjmp_42-poison-reduced_true.i[1088,1101] [2025-04-30 10:15:55,374 INFO L211 PostProcessor]: Analyzing one entry point: main [2025-04-30 10:15:55,390 INFO L200 MainTranslator]: Completed pre-run [2025-04-30 10:15:55,420 WARN L117 LibraryModelHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/longjmp/68-longjmp_42-poison-reduced_true.i[1088,1101] [2025-04-30 10:15:55,449 INFO L211 PostProcessor]: Analyzing one entry point: main [2025-04-30 10:15:55,480 INFO L204 MainTranslator]: Completed translation [2025-04-30 10:15:55,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:55 WrapperNode [2025-04-30 10:15:55,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-30 10:15:55,482 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-30 10:15:55,482 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-30 10:15:55,482 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-30 10:15:55,487 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:55" (1/1) ... [2025-04-30 10:15:55,502 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:55" (1/1) ... [2025-04-30 10:15:55,521 INFO L138 Inliner]: procedures = 127, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2025-04-30 10:15:55,522 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-30 10:15:55,522 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-30 10:15:55,523 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-30 10:15:55,523 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-30 10:15:55,528 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:55" (1/1) ... [2025-04-30 10:15:55,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:55" (1/1) ... [2025-04-30 10:15:55,532 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:55" (1/1) ... [2025-04-30 10:15:55,552 INFO L175 MemorySlicer]: Split 6 memory accesses to 3 slices as follows [2, 2, 2]. 33 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 2 writes are split as follows [0, 1, 1]. [2025-04-30 10:15:55,555 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:55" (1/1) ... [2025-04-30 10:15:55,555 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:55" (1/1) ... [2025-04-30 10:15:55,565 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:55" (1/1) ... [2025-04-30 10:15:55,566 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:55" (1/1) ... [2025-04-30 10:15:55,569 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:55" (1/1) ... [2025-04-30 10:15:55,572 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:55" (1/1) ... [2025-04-30 10:15:55,576 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:55" (1/1) ... [2025-04-30 10:15:55,580 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-30 10:15:55,585 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-04-30 10:15:55,585 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-04-30 10:15:55,585 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-04-30 10:15:55,586 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:55" (1/1) ... [2025-04-30 10:15:55,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-30 10:15:55,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-30 10:15:55,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-04-30 10:15:55,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-04-30 10:15:55,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2025-04-30 10:15:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2025-04-30 10:15:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2025-04-30 10:15:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure set_g_to_keyword [2025-04-30 10:15:55,636 INFO L138 BoogieDeclarations]: Found implementation of procedure set_g_to_keyword [2025-04-30 10:15:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-04-30 10:15:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-04-30 10:15:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-04-30 10:15:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-04-30 10:15:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-04-30 10:15:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-04-30 10:15:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-04-30 10:15:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-04-30 10:15:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-04-30 10:15:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2025-04-30 10:15:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2025-04-30 10:15:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2025-04-30 10:15:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-04-30 10:15:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-04-30 10:15:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2025-04-30 10:15:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2025-04-30 10:15:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-30 10:15:55,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-30 10:15:55,712 INFO L234 CfgBuilder]: Building ICFG [2025-04-30 10:15:55,714 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-30 10:15:55,900 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2025-04-30 10:15:55,900 INFO L283 CfgBuilder]: Performing block encoding [2025-04-30 10:15:55,908 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-30 10:15:55,909 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-04-30 10:15:55,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.04 10:15:55 BoogieIcfgContainer [2025-04-30 10:15:55,909 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-04-30 10:15:55,911 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-04-30 10:15:55,911 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-04-30 10:15:55,914 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-04-30 10:15:55,914 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.04 10:15:55" (1/3) ... [2025-04-30 10:15:55,916 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21dcfcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.04 10:15:55, skipping insertion in model container [2025-04-30 10:15:55,916 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:15:55" (2/3) ... [2025-04-30 10:15:55,916 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21dcfcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.04 10:15:55, skipping insertion in model container [2025-04-30 10:15:55,917 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.04 10:15:55" (3/3) ... [2025-04-30 10:15:55,918 INFO L128 eAbstractionObserver]: Analyzing ICFG 68-longjmp_42-poison-reduced_true.i [2025-04-30 10:15:55,928 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-04-30 10:15:55,930 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 68-longjmp_42-poison-reduced_true.i that has 2 procedures, 20 locations, 26 edges, 1 initial locations, 1 loop locations, and 2 error locations. [2025-04-30 10:15:55,970 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-04-30 10:15:55,980 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@492fc0c1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-30 10:15:55,981 INFO L341 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2025-04-30 10:15:55,985 INFO L278 IsEmpty]: Start isEmpty. Operand has 20 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 17 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-04-30 10:15:55,989 INFO L284 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2025-04-30 10:15:55,989 INFO L210 NwaCegarLoop]: Found error trace [2025-04-30 10:15:55,990 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2025-04-30 10:15:55,990 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2025-04-30 10:15:55,994 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-30 10:15:55,995 INFO L85 PathProgramCache]: Analyzing trace with hash 28693796, now seen corresponding path program 1 times [2025-04-30 10:15:56,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-04-30 10:15:56,028 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1015125006] [2025-04-30 10:15:56,028 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-30 10:15:56,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-30 10:15:56,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-30 10:15:56,035 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-30 10:15:56,046 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-04-30 10:15:56,143 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-04-30 10:15:56,164 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-04-30 10:15:56,164 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-30 10:15:56,164 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-30 10:15:56,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-04-30 10:15:56,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-30 10:15:56,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-30 10:15:56,186 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-04-30 10:15:56,187 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-04-30 10:15:56,188 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1015125006] [2025-04-30 10:15:56,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1015125006] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-30 10:15:56,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-30 10:15:56,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-30 10:15:56,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318221174] [2025-04-30 10:15:56,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-30 10:15:56,195 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-04-30 10:15:56,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-04-30 10:15:56,209 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-04-30 10:15:56,209 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-04-30 10:15:56,211 INFO L87 Difference]: Start difference. First operand has 20 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 17 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-30 10:15:56,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-04-30 10:15:56,225 INFO L93 Difference]: Finished difference Result 25 states and 29 transitions. [2025-04-30 10:15:56,226 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-30 10:15:56,227 INFO L79 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2025-04-30 10:15:56,227 INFO L85 Accepts]: Finished accepts. some prefix is accepted. [2025-04-30 10:15:56,231 INFO L225 Difference]: With dead ends: 25 [2025-04-30 10:15:56,232 INFO L226 Difference]: Without dead ends: 12 [2025-04-30 10:15:56,234 INFO L436 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-04-30 10:15:56,240 INFO L437 NwaCegarLoop]: 12 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-04-30 10:15:56,241 INFO L438 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-04-30 10:15:56,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2025-04-30 10:15:56,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2025-04-30 10:15:56,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-04-30 10:15:56,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2025-04-30 10:15:56,276 INFO L79 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 5 [2025-04-30 10:15:56,276 INFO L85 Accepts]: Finished accepts. word is rejected. [2025-04-30 10:15:56,276 INFO L485 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2025-04-30 10:15:56,276 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-30 10:15:56,276 INFO L278 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2025-04-30 10:15:56,277 INFO L284 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2025-04-30 10:15:56,277 INFO L210 NwaCegarLoop]: Found error trace [2025-04-30 10:15:56,277 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-30 10:15:56,287 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-04-30 10:15:56,482 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-30 10:15:56,483 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2025-04-30 10:15:56,483 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-30 10:15:56,483 INFO L85 PathProgramCache]: Analyzing trace with hash -2027494922, now seen corresponding path program 1 times [2025-04-30 10:15:56,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-04-30 10:15:56,484 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [154711468] [2025-04-30 10:15:56,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-30 10:15:56,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-30 10:15:56,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-30 10:15:56,490 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-30 10:15:56,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-04-30 10:15:56,589 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-04-30 10:15:57,351 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-04-30 10:15:57,351 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-30 10:15:57,351 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-30 10:15:57,352 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-30 10:15:57,377 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-04-30 10:15:58,591 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-04-30 10:15:58,592 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-30 10:15:58,592 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-30 10:15:58,627 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2025-04-30 10:15:58,627 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-04-30 10:15:58,629 INFO L790 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 2 remaining) [2025-04-30 10:15:58,630 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2025-04-30 10:15:58,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-04-30 10:15:58,831 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-30 10:15:58,834 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-04-30 10:15:58,858 INFO L171 ceAbstractionStarter]: Computing trace abstraction results [2025-04-30 10:15:58,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.04 10:15:58 BoogieIcfgContainer [2025-04-30 10:15:58,861 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-04-30 10:15:58,861 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-04-30 10:15:58,861 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-04-30 10:15:58,861 INFO L274 PluginConnector]: Witness Printer initialized [2025-04-30 10:15:58,862 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.04 10:15:55" (3/4) ... [2025-04-30 10:15:58,864 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-04-30 10:15:58,865 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-04-30 10:15:58,866 INFO L158 Benchmark]: Toolchain (without parser) took 3812.44ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 61.1MB in the end (delta: 29.1MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2025-04-30 10:15:58,866 INFO L158 Benchmark]: CDTParser took 1.18ms. Allocated memory is still 83.9MB. Free memory was 54.8MB in the beginning and 54.7MB in the end (delta: 17.9kB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-30 10:15:58,866 INFO L158 Benchmark]: CACSL2BoogieTranslator took 426.95ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 68.1MB in the end (delta: 21.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-04-30 10:15:58,867 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.14ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 66.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-30 10:15:58,867 INFO L158 Benchmark]: Boogie Preprocessor took 62.16ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 63.6MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-30 10:15:58,867 INFO L158 Benchmark]: RCFGBuilder took 324.12ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 50.6MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-04-30 10:15:58,867 INFO L158 Benchmark]: TraceAbstraction took 2950.03ms. Allocated memory is still 117.4MB. Free memory was 50.0MB in the beginning and 61.2MB in the end (delta: -11.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-30 10:15:58,868 INFO L158 Benchmark]: Witness Printer took 3.95ms. Allocated memory is still 117.4MB. Free memory was 61.2MB in the beginning and 61.1MB in the end (delta: 19.9kB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-30 10:15:58,869 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.18ms. Allocated memory is still 83.9MB. Free memory was 54.8MB in the beginning and 54.7MB in the end (delta: 17.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 426.95ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 68.1MB in the end (delta: 21.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.14ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 66.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 62.16ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 63.6MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 324.12ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 50.6MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2950.03ms. Allocated memory is still 117.4MB. Free memory was 50.0MB in the beginning and 61.2MB in the end (delta: -11.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.95ms. Allocated memory is still 117.4MB. Free memory was 61.2MB in the beginning and 61.1MB in the end (delta: 19.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 579]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: overapproximation of longjmp at line 579. Possible FailurePath: [L551] jmp_buf env_buffer; [L568] struct c* ab = malloc(sizeof(struct c)); [L569] int x; VAL [ab={3:0}] [L570] COND FALSE !(_setjmp (env_buffer)) [L575] CALL set_g_to_keyword(ab) VAL [\at(t, Pre)={3:0}] [L563] char keyword[20]; [L564] keyword[0] = 'a' [L565] t->g = keyword [L575] RET set_g_to_keyword(ab) VAL [ab={3:0}] [L576] x = 1 [L577] CALL u(ab) [L556] EXPR t->g [L556] EXPR t->g [L556] COND TRUE *t->g [L557] return 2; [L577] RET u(ab) [L578] x = 2 [L579] longjmp(env_buffer, 1) - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 20 locations, 26 edges, 2 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 12 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 SizeOfPredicates, 0 NumberOfNonLiveVariables, 52 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-04-30 10:15:58,888 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample