./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/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())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', '943b906ff0eea778295f4040f6f96bfc69b085a13ca3432561338e055a9cdab8'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 943b906ff0eea778295f4040f6f96bfc69b085a13ca3432561338e055a9cdab8 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-06 18:53:03,423 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 18:53:03,500 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-06 18:53:03,504 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 18:53:03,505 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 18:53:03,526 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 18:53:03,530 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 18:53:03,530 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 18:53:03,530 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 18:53:03,530 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 18:53:03,530 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 18:53:03,531 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 18:53:03,531 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 18:53:03,531 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 18:53:03,531 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 18:53:03,531 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 18:53:03,531 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 18:53:03,531 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-06 18:53:03,531 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 18:53:03,531 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 18:53:03,531 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 18:53:03,531 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 18:53:03,532 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 18:53:03,532 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 18:53:03,532 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 18:53:03,532 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 18:53:03,532 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 18:53:03,532 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 18:53:03,532 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 18:53:03,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 18:53:03,532 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 18:53:03,532 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 18:53:03,532 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 18:53:03,532 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-06 18:53:03,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-06 18:53:03,532 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 18:53:03,533 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 18:53:03,533 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 18:53:03,533 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 18:53:03,533 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-jdk21/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 -> 943b906ff0eea778295f4040f6f96bfc69b085a13ca3432561338e055a9cdab8 [2024-11-06 18:53:03,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 18:53:03,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 18:53:03,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 18:53:03,815 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 18:53:03,817 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 18:53:03,818 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i [2024-11-06 18:53:05,186 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 18:53:05,371 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 18:53:05,372 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i [2024-11-06 18:53:05,378 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/261f0d821/b19d0e860c7e4ad68bd920d981afc6db/FLAG826819a8a [2024-11-06 18:53:05,740 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/261f0d821/b19d0e860c7e4ad68bd920d981afc6db [2024-11-06 18:53:05,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 18:53:05,744 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-06 18:53:05,745 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 18:53:05,745 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 18:53:05,751 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 18:53:05,752 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 06:53:05" (1/1) ... [2024-11-06 18:53:05,752 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@185fae08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:05, skipping insertion in model container [2024-11-06 18:53:05,753 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 06:53:05" (1/1) ... [2024-11-06 18:53:05,768 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 18:53:05,875 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i[1097,1110] [2024-11-06 18:53:05,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 18:53:05,903 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 18:53:05,915 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i[1097,1110] [2024-11-06 18:53:05,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 18:53:05,940 INFO L204 MainTranslator]: Completed translation [2024-11-06 18:53:05,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:05 WrapperNode [2024-11-06 18:53:05,941 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 18:53:05,942 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 18:53:05,942 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 18:53:05,942 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 18:53:05,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:05" (1/1) ... [2024-11-06 18:53:05,955 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:05" (1/1) ... [2024-11-06 18:53:05,970 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2024-11-06 18:53:05,970 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 18:53:05,971 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 18:53:05,971 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 18:53:05,971 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 18:53:05,980 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:05" (1/1) ... [2024-11-06 18:53:05,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:05" (1/1) ... [2024-11-06 18:53:05,982 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:05" (1/1) ... [2024-11-06 18:53:05,995 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-06 18:53:05,996 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:05" (1/1) ... [2024-11-06 18:53:05,997 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:05" (1/1) ... [2024-11-06 18:53:06,004 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:05" (1/1) ... [2024-11-06 18:53:06,009 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:05" (1/1) ... [2024-11-06 18:53:06,010 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:05" (1/1) ... [2024-11-06 18:53:06,011 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:05" (1/1) ... [2024-11-06 18:53:06,012 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 18:53:06,014 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 18:53:06,014 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 18:53:06,014 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 18:53:06,017 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:05" (1/1) ... [2024-11-06 18:53:06,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 18:53:06,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 18:53:06,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-06 18:53:06,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-06 18:53:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 18:53:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-06 18:53:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 18:53:06,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 18:53:06,144 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 18:53:06,146 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 18:53:06,274 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-06 18:53:06,274 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 18:53:06,283 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 18:53:06,284 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-06 18:53:06,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 06:53:06 BoogieIcfgContainer [2024-11-06 18:53:06,284 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 18:53:06,287 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 18:53:06,287 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 18:53:06,291 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 18:53:06,292 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 06:53:05" (1/3) ... [2024-11-06 18:53:06,292 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9821aa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 06:53:06, skipping insertion in model container [2024-11-06 18:53:06,292 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:05" (2/3) ... [2024-11-06 18:53:06,293 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9821aa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 06:53:06, skipping insertion in model container [2024-11-06 18:53:06,293 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 06:53:06" (3/3) ... [2024-11-06 18:53:06,294 INFO L112 eAbstractionObserver]: Analyzing ICFG 68-longjmp_13-counting-local_unknown_1_pos.i [2024-11-06 18:53:06,307 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 18:53:06,308 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-06 18:53:06,359 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 18:53:06,370 INFO L333 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;@7ff1070c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 18:53:06,371 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-06 18:53:06,376 INFO L276 IsEmpty]: Start isEmpty. Operand has 13 states, 10 states have (on average 1.5) internal successors, (15), 12 states have internal predecessors, (15), 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) [2024-11-06 18:53:06,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-06 18:53:06,381 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 18:53:06,381 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-06 18:53:06,382 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-06 18:53:06,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 18:53:06,387 INFO L85 PathProgramCache]: Analyzing trace with hash 925605, now seen corresponding path program 1 times [2024-11-06 18:53:06,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 18:53:06,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401954223] [2024-11-06 18:53:06,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 18:53:06,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 18:53:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 18:53:06,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-06 18:53:06,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 18:53:06,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401954223] [2024-11-06 18:53:06,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401954223] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 18:53:06,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 18:53:06,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 18:53:06,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066552206] [2024-11-06 18:53:06,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 18:53:06,677 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 18:53:06,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 18:53:06,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 18:53:06,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 18:53:06,691 INFO L87 Difference]: Start difference. First operand has 13 states, 10 states have (on average 1.5) internal successors, (15), 12 states have internal predecessors, (15), 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) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-11-06 18:53:06,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 18:53:06,706 INFO L93 Difference]: Finished difference Result 20 states and 23 transitions. [2024-11-06 18:53:06,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 18:53:06,711 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 4 [2024-11-06 18:53:06,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 18:53:06,716 INFO L225 Difference]: With dead ends: 20 [2024-11-06 18:53:06,717 INFO L226 Difference]: Without dead ends: 7 [2024-11-06 18:53:06,719 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 18:53:06,721 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 18:53:06,721 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 18:53:06,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2024-11-06 18:53:06,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2024-11-06 18:53:06,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 1.0) internal successors, (6), 6 states have internal predecessors, (6), 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) [2024-11-06 18:53:06,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 6 transitions. [2024-11-06 18:53:06,747 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 6 transitions. Word has length 4 [2024-11-06 18:53:06,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 18:53:06,747 INFO L471 AbstractCegarLoop]: Abstraction has 7 states and 6 transitions. [2024-11-06 18:53:06,747 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-11-06 18:53:06,747 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 6 transitions. [2024-11-06 18:53:06,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-06 18:53:06,747 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 18:53:06,747 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-06 18:53:06,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-06 18:53:06,748 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-06 18:53:06,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 18:53:06,750 INFO L85 PathProgramCache]: Analyzing trace with hash 889660649, now seen corresponding path program 1 times [2024-11-06 18:53:06,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 18:53:06,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896220317] [2024-11-06 18:53:06,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 18:53:06,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 18:53:06,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-06 18:53:06,796 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-06 18:53:06,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-06 18:53:06,825 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-06 18:53:06,825 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-06 18:53:06,827 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 2 remaining) [2024-11-06 18:53:06,828 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-06 18:53:06,828 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-06 18:53:06,831 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-06 18:53:06,840 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-06 18:53:06,843 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 06:53:06 BoogieIcfgContainer [2024-11-06 18:53:06,843 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-06 18:53:06,843 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-06 18:53:06,843 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-06 18:53:06,844 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-06 18:53:06,844 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 06:53:06" (3/4) ... [2024-11-06 18:53:06,847 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-06 18:53:06,848 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-06 18:53:06,848 INFO L158 Benchmark]: Toolchain (without parser) took 1104.40ms. Allocated memory is still 100.7MB. Free memory was 76.7MB in the beginning and 55.8MB in the end (delta: 21.0MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-11-06 18:53:06,849 INFO L158 Benchmark]: CDTParser took 0.81ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-06 18:53:06,849 INFO L158 Benchmark]: CACSL2BoogieTranslator took 196.06ms. Allocated memory is still 100.7MB. Free memory was 76.5MB in the beginning and 65.5MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-06 18:53:06,849 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.67ms. Allocated memory is still 100.7MB. Free memory was 65.3MB in the beginning and 64.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-06 18:53:06,850 INFO L158 Benchmark]: Boogie Preprocessor took 40.97ms. Allocated memory is still 100.7MB. Free memory was 64.1MB in the beginning and 62.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-06 18:53:06,850 INFO L158 Benchmark]: RCFGBuilder took 270.91ms. Allocated memory is still 100.7MB. Free memory was 62.7MB in the beginning and 53.2MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-06 18:53:06,850 INFO L158 Benchmark]: TraceAbstraction took 556.34ms. Allocated memory is still 100.7MB. Free memory was 52.7MB in the beginning and 55.8MB in the end (delta: -3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-06 18:53:06,851 INFO L158 Benchmark]: Witness Printer took 4.38ms. Allocated memory is still 100.7MB. Free memory was 55.8MB in the beginning and 55.8MB in the end (delta: 28.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-06 18:53:06,852 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 196.06ms. Allocated memory is still 100.7MB. Free memory was 76.5MB in the beginning and 65.5MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.67ms. Allocated memory is still 100.7MB. Free memory was 65.3MB in the beginning and 64.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.97ms. Allocated memory is still 100.7MB. Free memory was 64.1MB in the beginning and 62.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 270.91ms. Allocated memory is still 100.7MB. Free memory was 62.7MB in the beginning and 53.2MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 556.34ms. Allocated memory is still 100.7MB. Free memory was 52.7MB in the beginning and 55.8MB in the end (delta: -3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.38ms. Allocated memory is still 100.7MB. Free memory was 55.8MB in the beginning and 55.8MB in the end (delta: 28.9kB). 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: 47]: 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 47. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L51] volatile int count = 0; [L53] CALL __VERIFIER_assert(count == 0) [L19] COND FALSE !(!(cond)) [L53] RET __VERIFIER_assert(count == 0) [L54] COND TRUE count < 5 [L55] count++ [L56] CALL foo(count) [L47] longjmp(my_jump_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 1 procedures, 13 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 8 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, InterpolantAutomatonStates: 3, 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, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-06 18:53:06,874 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, 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-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 943b906ff0eea778295f4040f6f96bfc69b085a13ca3432561338e055a9cdab8 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-06 18:53:08,993 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 18:53:09,065 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-06 18:53:09,070 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 18:53:09,070 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 18:53:09,120 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 18:53:09,120 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 18:53:09,120 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 18:53:09,121 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 18:53:09,121 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 18:53:09,121 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 18:53:09,121 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 18:53:09,121 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 18:53:09,121 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 18:53:09,121 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 18:53:09,121 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 18:53:09,122 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 18:53:09,122 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 18:53:09,122 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 18:53:09,122 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 18:53:09,122 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 18:53:09,122 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 18:53:09,122 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 18:53:09,122 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 18:53:09,123 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 18:53:09,123 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 18:53:09,124 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 18:53:09,124 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 18:53:09,124 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 18:53:09,124 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 18:53:09,124 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 18:53:09,125 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 18:53:09,125 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 18:53:09,125 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 18:53:09,125 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 18:53:09,125 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 18:53:09,125 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 18:53:09,125 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 18:53:09,125 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 18:53:09,125 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 18:53:09,125 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 18:53:09,125 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-jdk21/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 -> 943b906ff0eea778295f4040f6f96bfc69b085a13ca3432561338e055a9cdab8 [2024-11-06 18:53:09,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 18:53:09,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 18:53:09,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 18:53:09,381 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 18:53:09,381 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 18:53:09,383 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i [2024-11-06 18:53:10,712 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 18:53:10,988 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 18:53:10,988 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i [2024-11-06 18:53:11,000 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/98cf8e06b/4806bc76dd8045b8bd317be467d46fd0/FLAG26d511677 [2024-11-06 18:53:11,022 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/98cf8e06b/4806bc76dd8045b8bd317be467d46fd0 [2024-11-06 18:53:11,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 18:53:11,030 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-06 18:53:11,032 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 18:53:11,032 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 18:53:11,037 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 18:53:11,038 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 06:53:11" (1/1) ... [2024-11-06 18:53:11,038 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73dbf19f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:11, skipping insertion in model container [2024-11-06 18:53:11,039 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 06:53:11" (1/1) ... [2024-11-06 18:53:11,054 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 18:53:11,187 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i[1097,1110] [2024-11-06 18:53:11,205 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 18:53:11,224 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 18:53:11,235 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/longjmp/68-longjmp_13-counting-local_unknown_1_pos.i[1097,1110] [2024-11-06 18:53:11,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 18:53:11,264 INFO L204 MainTranslator]: Completed translation [2024-11-06 18:53:11,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:11 WrapperNode [2024-11-06 18:53:11,265 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 18:53:11,266 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 18:53:11,266 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 18:53:11,266 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 18:53:11,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:11" (1/1) ... [2024-11-06 18:53:11,281 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:11" (1/1) ... [2024-11-06 18:53:11,301 INFO L138 Inliner]: procedures = 21, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2024-11-06 18:53:11,301 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 18:53:11,301 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 18:53:11,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 18:53:11,302 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 18:53:11,310 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:11" (1/1) ... [2024-11-06 18:53:11,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:11" (1/1) ... [2024-11-06 18:53:11,313 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:11" (1/1) ... [2024-11-06 18:53:11,326 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-06 18:53:11,326 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:11" (1/1) ... [2024-11-06 18:53:11,326 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:11" (1/1) ... [2024-11-06 18:53:11,335 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:11" (1/1) ... [2024-11-06 18:53:11,340 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:11" (1/1) ... [2024-11-06 18:53:11,341 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:11" (1/1) ... [2024-11-06 18:53:11,342 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:11" (1/1) ... [2024-11-06 18:53:11,346 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 18:53:11,347 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 18:53:11,347 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 18:53:11,347 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 18:53:11,348 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:11" (1/1) ... [2024-11-06 18:53:11,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 18:53:11,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 18:53:11,381 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-06 18:53:11,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-06 18:53:11,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 18:53:11,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 18:53:11,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 18:53:11,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 18:53:11,477 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 18:53:11,479 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 18:53:11,620 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-06 18:53:11,620 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 18:53:11,627 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 18:53:11,628 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-06 18:53:11,629 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 06:53:11 BoogieIcfgContainer [2024-11-06 18:53:11,629 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 18:53:11,633 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 18:53:11,633 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 18:53:11,638 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 18:53:11,638 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 06:53:11" (1/3) ... [2024-11-06 18:53:11,639 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d172c73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 06:53:11, skipping insertion in model container [2024-11-06 18:53:11,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:53:11" (2/3) ... [2024-11-06 18:53:11,639 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d172c73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 06:53:11, skipping insertion in model container [2024-11-06 18:53:11,640 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 06:53:11" (3/3) ... [2024-11-06 18:53:11,641 INFO L112 eAbstractionObserver]: Analyzing ICFG 68-longjmp_13-counting-local_unknown_1_pos.i [2024-11-06 18:53:11,656 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 18:53:11,656 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-06 18:53:11,706 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 18:53:11,718 INFO L333 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;@4b4df000, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 18:53:11,718 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-06 18:53:11,722 INFO L276 IsEmpty]: Start isEmpty. Operand has 13 states, 10 states have (on average 1.5) internal successors, (15), 12 states have internal predecessors, (15), 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) [2024-11-06 18:53:11,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-06 18:53:11,728 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 18:53:11,728 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-06 18:53:11,729 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-06 18:53:11,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 18:53:11,735 INFO L85 PathProgramCache]: Analyzing trace with hash 925605, now seen corresponding path program 1 times [2024-11-06 18:53:11,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 18:53:11,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1422255485] [2024-11-06 18:53:11,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 18:53:11,745 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 18:53:11,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 18:53:11,748 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 18:53:11,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-06 18:53:11,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 18:53:11,878 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 18:53:11,883 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 18:53:11,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-06 18:53:11,942 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 18:53:11,943 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 18:53:11,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1422255485] [2024-11-06 18:53:11,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1422255485] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 18:53:11,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 18:53:11,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 18:53:11,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210489917] [2024-11-06 18:53:11,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 18:53:11,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 18:53:11,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 18:53:11,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 18:53:11,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 18:53:11,967 INFO L87 Difference]: Start difference. First operand has 13 states, 10 states have (on average 1.5) internal successors, (15), 12 states have internal predecessors, (15), 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) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-11-06 18:53:11,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 18:53:11,978 INFO L93 Difference]: Finished difference Result 20 states and 23 transitions. [2024-11-06 18:53:11,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 18:53:11,980 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 4 [2024-11-06 18:53:11,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 18:53:11,985 INFO L225 Difference]: With dead ends: 20 [2024-11-06 18:53:11,985 INFO L226 Difference]: Without dead ends: 7 [2024-11-06 18:53:11,988 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 18:53:11,990 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 18:53:11,992 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 18:53:12,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2024-11-06 18:53:12,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2024-11-06 18:53:12,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 1.0) internal successors, (6), 6 states have internal predecessors, (6), 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) [2024-11-06 18:53:12,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 6 transitions. [2024-11-06 18:53:12,015 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 6 transitions. Word has length 4 [2024-11-06 18:53:12,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 18:53:12,015 INFO L471 AbstractCegarLoop]: Abstraction has 7 states and 6 transitions. [2024-11-06 18:53:12,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-11-06 18:53:12,016 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 6 transitions. [2024-11-06 18:53:12,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-06 18:53:12,016 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 18:53:12,016 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-06 18:53:12,020 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-06 18:53:12,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 18:53:12,220 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE] === [2024-11-06 18:53:12,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 18:53:12,220 INFO L85 PathProgramCache]: Analyzing trace with hash 889660649, now seen corresponding path program 1 times [2024-11-06 18:53:12,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 18:53:12,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [96524044] [2024-11-06 18:53:12,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 18:53:12,221 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 18:53:12,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 18:53:12,223 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 18:53:12,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-06 18:53:12,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-06 18:53:12,301 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-06 18:53:12,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-06 18:53:12,334 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-11-06 18:53:12,334 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-06 18:53:12,335 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 2 remaining) [2024-11-06 18:53:12,337 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-06 18:53:12,341 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-06 18:53:12,540 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 18:53:12,543 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-06 18:53:12,552 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-06 18:53:12,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 06:53:12 BoogieIcfgContainer [2024-11-06 18:53:12,555 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-06 18:53:12,556 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-06 18:53:12,556 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-06 18:53:12,556 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-06 18:53:12,556 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 06:53:11" (3/4) ... [2024-11-06 18:53:12,559 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-06 18:53:12,560 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-06 18:53:12,561 INFO L158 Benchmark]: Toolchain (without parser) took 1530.66ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 38.7MB in the end (delta: 55.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-06 18:53:12,561 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-06 18:53:12,561 INFO L158 Benchmark]: CACSL2BoogieTranslator took 233.63ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 82.1MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-06 18:53:12,561 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.20ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 80.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-06 18:53:12,562 INFO L158 Benchmark]: Boogie Preprocessor took 45.01ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.4MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-06 18:53:12,562 INFO L158 Benchmark]: RCFGBuilder took 281.81ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 68.7MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-06 18:53:12,563 INFO L158 Benchmark]: TraceAbstraction took 922.23ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 38.8MB in the end (delta: 29.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-06 18:53:12,563 INFO L158 Benchmark]: Witness Printer took 4.58ms. Allocated memory is still 117.4MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 173.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-06 18:53:12,564 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 233.63ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 82.1MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.20ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 80.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.01ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.4MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 281.81ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 68.7MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 922.23ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 38.8MB in the end (delta: 29.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.58ms. Allocated memory is still 117.4MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 173.1kB). 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: 47]: 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 47. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L51] volatile int count = 0; [L53] CALL __VERIFIER_assert(count == 0) [L19] COND FALSE !(!(cond)) [L53] RET __VERIFIER_assert(count == 0) [L54] COND TRUE count < 5 [L55] count++ [L56] CALL foo(count) [L47] longjmp(my_jump_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 1 procedures, 13 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, 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, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 8 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, InterpolantAutomatonStates: 3, 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, 0.1s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 1 NumberOfNonLiveVariables, 45 ConjunctsInSsa, 4 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-06 18:53:12,590 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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